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John Deere 750K Crawler Dozer Operation & Test Technical Manual TM12266 – PDF DOWNLOAD
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John Deere 750K Crawler Dozer Operation & Test Technical Manual TM12266 – PDF DOWNLOAD
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Description
John Deere 750K Crawler Dozer Operation & Test Technical Manual TM12266 – PDF DOWNLOAD
FILE DETAILS:
John Deere 750K Crawler Dozer Operation & Test Technical Manual TM12266 – PDF DOWNLOAD
Language : English
Pages : 1156
Downloadable : Yes
File Type : PDF
IMAGES PREVIEW OF THE MANUAL:
DESCRIPTION:
John Deere 750K Crawler Dozer Operation & Test Technical Manual TM12266 – PDF DOWNLOAD
- This manual is written for an experienced technician. Essential tools required in performing certain service work are identified in this manual and are recommended for use.
- Live with safety: Read the safety messages in the introduction of this manual and the cautions presented throughout the text of the manual.
- Technical manuals are divided in two parts: repair and operation and tests. Repair sections tell how to repair the components. Operation and tests sections help you identify the majority of routine problems quickly.
- Information is organized in groups for the various components requiring service instruction. At the beginning of each group are summary listings of all applicable essential tools, service equipment and tools, other materials needed to do the job, service parts kits, specifications, wear tolerances, and torque values.
- Technical Manuals are concise guides for specific machines. They are on-the-job guides containing only the vital information needed for diagnosis, analysis, testing, and repair.
TABLE OF CONTENTS:
John Deere 750K Crawler Dozer Operation & Test Technical Manual TM12266 – PDF DOWNLOAD
Contents.................................................................................................... 3 General Information..................................................................................... 5 Safety.............................................................................................. 7 Recognize Safety Information.................................................................... 7 Follow Safety Instructions...................................................................... 7 Operate Only If Qualified....................................................................... 7 Wear Protective Equipment....................................................................... 8 Avoid Unauthorized Machine Modifications........................................................ 8 Inspect Machine................................................................................. 8 Stay Clear of Moving Parts...................................................................... 8 Avoid High-Pressure Fluids...................................................................... 9 Beware of Exhaust Fumes......................................................................... 9 Prevent Fires................................................................................... 10 Prevent Battery Explosions...................................................................... 10 Handle Chemical Products Safely................................................................. 10 Dispose of Waste Properly....................................................................... 11 Prepare for Emergencies......................................................................... 11 Add Cab Guarding For Special Uses............................................................... 11 Use Steps and Handholds Correctly............................................................... 12 Start Only From Operator's Seat................................................................. 12 Use and Maintain Seat Belt...................................................................... 12 Prevent Unintended Machine Movement............................................................. 12 Avoid Work Site Hazards......................................................................... 13 Keep Riders Off Machine......................................................................... 13 Avoid Backover Accidents........................................................................ 14 Avoid Machine Tip Over and Machine Damage....................................................... 14 Add and Operate Attachments Safely.............................................................. 14 Park and Prepare for Service Safely............................................................. 15 Service Cooling System Safely................................................................... 15 Remove Paint Before Welding or Heating.......................................................... 15 Make Welding Repairs Safely..................................................................... 16 Drive Metal Pins Safely......................................................................... 16 Diagnostic Trouble Codes (DTCs)......................................................................... 28 Engine Control Unit (ECU) Diagnostic Trouble Codes.................................................. 29 Engine Control Unit (ECU) Diagnostic Trouble Codes.............................................. 29 000091.09 — CAN Throttle Missing From VCU....................................................... 29 CAN Throttle Missing From VCU Diagnostic Procedure.......................................... 29 000647.05 — Fan Drive Solenoid Open or Short to Power........................................... 30 Fan Drive Solenoid Open or Short to Power Diagnostic Procedure.............................. 30 000647.06 — Fan Drive Solenoid Short to Ground.................................................. 31 Fan Drive Solenoid Short to Ground Diagnostic Procedure..................................... 31 001321.09 — Starter Signal Missing.............................................................. 33 Starter Signal Missing Diagnostic Procedure................................................. 33 001321.16 — Engine Starter Engaged Too Long..................................................... 34 001321.31 — Starter Solenoid Open Circuit....................................................... 34 Starter Solenoid Open Circuit Diagnostic Procedure.......................................... 34 002000.13 — Security Violation.................................................................. 35 Security Violation Diagnostic Procedure..................................................... 36 002030.09 — No CAN Message Received From Source Address 30...................................... 36 002030.19 — Communication Error With Source Address 30.......................................... 36 003353.31 — Alternator Excitation Condition Exists.............................................. 36 Alternator Excitation Condition Exists Diagnostic Procedure................................. 36 005484.05 — Fan Reversing Solenoid Open or Short to Power....................................... 38 Fan Reversing Solenoid Open or Short to Power Diagnostic Procedure.......................... 38 005484.06 — Fan Reversing Solenoid Short to Ground.............................................. 40 Fan Reversing Solenoid Short to Ground Diagnostic Procedure................................. 40 Standard Display Monitor (SDM) Diagnostic Trouble Codes............................................. 43 Standard Display Monitor (SDM) Diagnostic Trouble Codes......................................... 43 000096.03 — Fuel Level Sensor Open or Short..................................................... 43 Fuel Level Sensor Open or Short Diagnostic Procedure........................................ 43 000096.04 — Fuel Level Sensor Short to Ground................................................... 44 Fuel Level Sensor Short to Ground Diagnostic Procedure...................................... 44 002000.09 — Loss of CAN Communication With ECU.................................................. 46 Loss of CAN Communication With ECU Diagnostic Procedure..................................... 46 002030.09 — Loss of CAN Communication With VCU.................................................. 47 Loss of CAN Communication With VCU Diagnostic Procedure..................................... 47 002141.09 — Loss of CAN Communication With SSM.................................................. 49 Loss of CAN Communication With SSM Diagnostic Procedure..................................... 49 003156.09 — Loss of CAN Communication With EHC.................................................. 50 Loss of CAN Communication With EHC Diagnostic Procedure..................................... 51 Sealed Switch Module (SSM) Diagnostic Trouble Codes................................................. 53 Sealed Switch Module (SSM) Diagnostic Trouble Codes............................................. 53 000444.04 — Invalid Application Configuration................................................... 53 Invalid Application Configuration Diagnostic Procedure...................................... 53 000629.12 — Watchdog Timeout.................................................................... 54 Watchdog Timeout Diagnostic Procedure....................................................... 54 000639.12 — Lost CAN Message.................................................................... 54 Lost CAN Message Diagnostic Procedure....................................................... 54 000639.14 — CAN Bus Off......................................................................... 55 CAN Bus Off Diagnostic Procedure............................................................ 55 002033.09 — No CAN Messages..................................................................... 56 No CAN Messages Diagnostic Procedure........................................................ 56 002634.04 — Ignition Relay Short to Ground...................................................... 57 Ignition Relay Short to Ground Diagnostic Procedure......................................... 57 002634.05 — Ignition Relay Open................................................................. 58 Ignition Relay Open Diagnostic Procedure.................................................... 58 520752.04 — Keypad 7 Button Stuck............................................................... 58 Switch Stuck Diagnostic Procedure........................................................... 58 520752.09 — No Message For Keypad 7 Button...................................................... 59 No LED Response Diagnostic Procedure........................................................ 59 520753.04 — Washer Button Stuck................................................................. 60 Switch Stuck Diagnostic Procedure........................................................... 60 520753.09 — No Message For Washer Button........................................................ 60 No LED Response Diagnostic Procedure........................................................ 60 520754.04 — Keypad 9 Button Stuck............................................................... 61 Switch Stuck Diagnostic Procedure........................................................... 61 520754.09 — No Message For Keypad 9 Button...................................................... 62 No LED Response Diagnostic Procedure........................................................ 62 520755.04 — Transmission Up Button Stuck........................................................ 62 Switch Stuck Diagnostic Procedure........................................................... 63 520755.09 — No Message For Transmission Up Button............................................... 63 No LED Response Diagnostic Procedure........................................................ 63 523335.04 — Transmission Down Button Stuck...................................................... 64 Switch Stuck Diagnostic Procedure........................................................... 64 523335.09 — No Message For Transmission Down Button............................................. 65 No LED Response Diagnostic Procedure........................................................ 65 523336.04 — Rear Wiper Button Stuck............................................................. 65 Switch Stuck Diagnostic Procedure........................................................... 65 523336.09 — No Message For Rear Wiper Button.................................................... 66 No LED Response Diagnostic Procedure........................................................ 66 523338.04 — Front Wiper Button Stuck............................................................ 67 Switch Stuck Diagnostic Procedure........................................................... 67 523338.09 — No Message For Front Wiper Button................................................... 67 No LED Response Diagnostic Procedure........................................................ 67 523339.04 — Wiper Speed Button Stuck............................................................ 68 Switch Stuck Diagnostic Procedure........................................................... 68 523339.09 — No Message For Wiper Speed Button................................................... 69 No LED Response Diagnostic Procedure........................................................ 69 523340.04 — Standard Lights Button Stuck........................................................ 69 Switch Stuck Diagnostic Procedure........................................................... 70 523340.09 — No Message For Standard Lights Button............................................... 70 No LED Response Diagnostic Procedure........................................................ 70 523849.04 — Work Lights Button Stuck............................................................ 71 Switch Stuck Diagnostic Procedure........................................................... 71 523849.09 — No Message For Work Lights Button................................................... 71 No LED Response Diagnostic Procedure........................................................ 71 523850.04 — Boom Height Kickout Button Stuck.................................................... 72 Switch Stuck Diagnostic Procedure........................................................... 72 523850.09 — No Message For Book Height Kickout Button........................................... 73 No LED Response Diagnostic Procedure........................................................ 73 523852.04 — Keypad 6 Button Stuck............................................................... 73 Switch Stuck Diagnostic Procedure........................................................... 74 523852.09 — No Message For Keypad 6 Button...................................................... 74 No LED Response Diagnostic Procedure........................................................ 74 523854.04 — Keypad 5 Button Stuck............................................................... 75 Switch Stuck Diagnostic Procedure........................................................... 75 523854.09 — No Message For Keypad 5 Button...................................................... 75 No LED Response Diagnostic Procedure........................................................ 76 523855.04 — Keypad 4 Button Stuck............................................................... 76 Switch Stuck Diagnostic Procedure........................................................... 76 523855.09 — No Message For Keypad 4 Button...................................................... 77 No LED Response Diagnostic Procedure........................................................ 77 523856.04 — Auxiliary Power Button Stuck........................................................ 77 Switch Stuck Diagnostic Procedure........................................................... 78 523856.09 — No Message For Auxiliary Power Button............................................... 78 No LED Response Diagnostic Procedure........................................................ 78 523857.04 — Return To Dig Button Stuck.......................................................... 79 Switch Stuck Diagnostic Procedure........................................................... 79 523857.09 — No Message For Return To Dig Button................................................. 79 No LED Response Diagnostic Procedure........................................................ 80 523858.04 — Keypad 3 Button Stuck............................................................... 80 Switch Stuck Diagnostic Procedure........................................................... 80 523858.09 — No Message For Keypad 3 Button...................................................... 81 No LED Response Diagnostic Procedure........................................................ 81 523860.04 — Keypad 2 Button Stuck............................................................... 81 Switch Stuck Diagnostic Procedure........................................................... 82 523860.09 — No Message For Keypad 2 Button...................................................... 82 No LED Response Diagnostic Procedure........................................................ 82 523861.04 — Keypad 1 Button Stuck............................................................... 83 Switch Stuck Diagnostic Procedure........................................................... 83 523861.09 — No Message For Keypad 1 Button...................................................... 83 No LED Response Diagnostic Procedure........................................................ 84 523862.04 — Reversing Fan Button Stuck.......................................................... 84 Switch Stuck Diagnostic Procedure........................................................... 84 523862.09 — No Message For Reversing Fan Button................................................. 85 No LED Response Diagnostic Procedure........................................................ 85 523863.04 — Hydraulic Enable Button Stuck....................................................... 85 Switch Stuck Diagnostic Procedure........................................................... 86 523863.09 — No Message For Hydraulic Enable Button.............................................. 86 No LED Response Diagnostic Procedure........................................................ 86 523864.04 — Undefined Button 4 Stuck............................................................ 87 Switch Stuck Diagnostic Procedure........................................................... 87 523864.09 — No Message For Undefined Button 4................................................... 87 No LED Response Diagnostic Procedure........................................................ 88 523865.04 — Undefined Button 3 Stuck............................................................ 88 Switch Stuck Diagnostic Procedure........................................................... 88 523865.09 — No Message For Undefined Button 3................................................... 89 No LED Response Diagnostic Procedure........................................................ 89 523867.04 — Stop Button Stuck................................................................... 89 Switch Stuck Diagnostic Procedure........................................................... 90 523867.09 — No Message For Stop Button.......................................................... 90 No LED Response Diagnostic Procedure........................................................ 90 523868.04 — Start Button Stuck.................................................................. 91 Switch Stuck Diagnostic Procedure........................................................... 91 523868.09 — No Message For Start Button......................................................... 91 No LED Response Diagnostic Procedure........................................................ 92 Vehicle Control Unit (VCU) Diagnostic Trouble Codes................................................. 93 Vehicle Control Unit (VCU) Diagnostic Trouble Codes............................................. 93 000070.00 — Park Lock Lever Inputs Both ON...................................................... 93 Park Lock Lever Inputs Both ON Diagnostic Procedure......................................... 93 000070.01 — Park Lock Lever Inputs Both OFF..................................................... 97 Park Lock Lever Inputs Both OFF Diagnostic Procedure........................................ 97 000091.03 — Throttle Sensor Short to Power...................................................... 100 Throttle Sensor Short to Power Diagnostic Procedure......................................... 100 000091.04 — Throttle Sensor Open or Short....................................................... 102 Throttle Sensor Open or Short Diagnostic Procedure.......................................... 102 000116.00 — Brake Pressure High................................................................. 104 Brake Pressure High Diagnostic Procedure.................................................... 104 000116.01 — Brake Pressure Low.................................................................. 106 Brake Pressure Low Diagnostic Procedure..................................................... 106 000116.03 — Brake Pressure Short to Power....................................................... 108 Brake Pressure Open or Short to Power Diagnostic Procedure.................................. 108 000116.04 — Brake Pressure Open or Short........................................................ 111 Brake Pressure Short to Power Diagnostic Procedure.......................................... 111 000158.03 — Switched System Volts Too High...................................................... 114 Switched System Volts Too High Diagnostic Procedure......................................... 114 000158.04 — Switched System Volts Too Low....................................................... 115 Switched System Volts Too Low Diagnostic Procedure.......................................... 115 000168.04 — Unswitched System Volts Too Low..................................................... 116 Unswitched System Volts Too Low Diagnostic Procedure........................................ 116 000177.00 — Trans Oil Temp Overtemp............................................................. 118 Transmission Oil Temperature Too High Diagnostic Procedure.................................. 118 000177.03 — Trans Oil Temp Short to Power....................................................... 120 Transmission Oil Temperature Short to Power Diagnostic Procedure............................ 120 000177.04 — Trans Oil Temp Short to Ground...................................................... 122 Transmission Oil Temperature Short to Ground Diagnostic Procedure........................... 122 000177.16 — Trans Oil Temp Mod Overtemp......................................................... 124 Transmission Oil Temperature Moderately High Diagnostic Procedure........................... 124 000190.09 — CAN Comm No Engine Speed............................................................ 125 CAN Communication Error No Engine Speed Diagnostic Procedure................................ 125 000190.19 — CAN Engine Speed Message Invalid Data............................................... 126 000521.00 — Decel Sensor Input > Max Cal........................................................ 127 Decelerator Sensor Input Greater Than Maximum Calibration Value Diagnostic Procedure........ 127 000521.01 — Decel Sensor Input < Min Cal........................................................ 128 Decelerator Sensor Input Less Than Minimum Calibration Value Diagnostic Procedure........... 128 000521.03 — Decel Sensor Short to Power......................................................... 130 Decelerator Sensor Short to Power Diagnostic Procedure...................................... 130 000521.04 — Decel Sensor Open or Short.......................................................... 132 Decelerator Sensor Open or Short Diagnostic Procedure....................................... 132 000521.05 — Decel Sensor Brake Cal Too Lo....................................................... 134 Decelerator Sensor Brake Calibration Too Low Diagnostic Procedure........................... 134 000521.06 — Decel Sensor Brake Cal Too Hi....................................................... 135 Decelerator Sensor Brake Calibration Too High Diagnostic Procedure.......................... 136 000521.13 — Decel Sensor Not Calibrated......................................................... 137 Decelerator Sensor Brake Not Calibrated..................................................... 137 000521.15 — Decel Sensor Min Cal Too High....................................................... 138 Decelerator Sensor Minimum Calibration Too High Diagnostic Procedure........................ 138 000521.16 — Decel Sensor Max Cal Too High....................................................... 139 Decelerator Sensor Maximum Calibration Too High Diagnostic Procedure........................ 139 000521.17 — Decel Sensor Min Cal Too Low........................................................ 140 Decelerator Sensor Minimum Calibration Too Low Diagnostic Procedure......................... 140 000521.18 — Decel Sensor Max Cal Too Low........................................................ 141 Decelerator Sensor Maximum Calibration Too Low Diagnostic Procedure......................... 141 000581.00 — Speed Buttons Input > Max Cal....................................................... 143 Speed Buttons Input Greater Than Maximum Calibration Value Diagnostic Procedure............. 143 000581.01 — Speed Buttons Input < Min Cal....................................................... 145 Speed Buttons Input Less Than Minimum Calibration Value Diagnostic Procedure................ 145 000581.03 — Speed Buttons Short to Power........................................................ 147 Speed Buttons Short to Power Diagnostic Procedure........................................... 147 000581.04 — Speed Buttons Open or Short......................................................... 150 Speed Buttons Open or Short Diagnostic Procedure............................................ 150 000581.07 — Speed Buttons Stuck Button.......................................................... 154 Speed Buttons Stuck Button Diagnostic Procedure............................................. 154 000581.13 — Speed Buttons Not Calibrated........................................................ 155 Speed Buttons Not Calibrated Diagnostic Procedure........................................... 155 000581.15 — Speed Buttons Min Cal Too High...................................................... 156 Speed Buttons Minimum Calibration Too High Diagnostic Procedure............................. 156 000581.16 — Speed Buttons Max Cal Too High...................................................... 158 Speed Buttons Maximum Calibration Too High Diagnostic Procedure............................. 158 000581.17 — Speed Buttons Min Cal Too Low....................................................... 159 Speed Buttons Minimum Calibration Too Low Diagnostic Procedure.............................. 159 000581.18 — Speed Buttons Max Cal Too Low....................................................... 160 Speed Buttons Maximum Calibration Too Low Diagnostic Procedure.............................. 160 000604.03 — FNR Neutral Switch Open Circuit..................................................... 162 FNR Neutral Switch Open Circuit Diagnostic Procedure........................................ 162 000604.04 — FNR Neutral Switch Short Circuit.................................................... 164 FNR Neutral Switch Short Circuit Diagnostic Procedure....................................... 164 000604.15 — FNR Neut Switch Min Cal Too High.................................................... 166 FNR Neutral Switch Minimum Calibration Too High Diagnostic Procedure........................ 166 000604.16 — FNR Neut Switch Max Cal Too High.................................................... 167 FNR Neutral Switch Maximum Calibration Too High Diagnostic Procedure........................ 167 000604.17 — FNR Neut Switch Min Cal Too Low..................................................... 168 FNR Neutral Switch Minimum Calibration Too Low Diagnostic Procedure......................... 168 000604.18 — FNR Neut Switch Max Cal Too Low..................................................... 169 FNR Neutral Switch Maximum Calibration Too Low Diagnostic Procedure......................... 169 000619.05 — Brake Solenoid Open or Short to Power............................................... 170 Brake Solenoid Open or Short to Power Diagnostic Procedure.................................. 170 000619.06 — Brake Solenoid Short to Ground...................................................... 173 Brake Solenoid Short to Ground Diagnostic Procedure......................................... 173 000629.12 — VCU Watchdog Timer Exceeded......................................................... 174 VCU Watchdog Timer Exceeded Diagnostic Procedure............................................ 175 000743.05 — Overspeed Solenoid Open or Short to Power........................................... 175 Overspeed Solenoid Open or Short to Power Diagnostic Procedure.............................. 175 000743.06 — Overspeed Solenoid Short to Ground.................................................. 177 Overspeed Solenoid Short to Ground Diagnostic Procedure..................................... 177 000907.04 — Left Speed Sensor Short to Ground................................................... 179 Left Speed Sensor Short to Ground Diagnostic Procedure...................................... 179 000907.07 — Left Speed Sensor No Response....................................................... 182 Left Speed Sensor No Response Diagnostic Procedure.......................................... 182 000907.12 — Left Speed Sensor Open.............................................................. 184 Left Speed Sensor Open Diagnostic Procedure................................................. 184 000908.04 — Right Speed Sensor Short to Ground.................................................. 186 Right Speed Sensor Short to Ground Diagnostic Procedure..................................... 186 000908.07 — Right Speed Sensor No Response...................................................... 189 Right Speed Sensor No Response Diagnostic Procedure......................................... 189 000908.12 — Right Speed Sensor Open............................................................. 191 Right Speed Sensor Open Diagnostic Procedure................................................ 191 000924.06 — Aux Power Short to Ground........................................................... 193 Aux Power Short to Ground Diagnostic Procedure.............................................. 193 000977.05 — Fan Reverse Solenoid Open or Short to Power......................................... 195 Fan Reverse Solenoid Open or Short to Power Diagnostic Procedure............................ 195 000977.06 — Fan Reverse Solenoid Short to Ground................................................ 198 Fan Reverse Solenoid Short to Ground Diagnostic Procedure................................... 198 001071.05 — Fan Drive Solenoid Open or Short.................................................... 200 Fan Drive Solenoid Open or Short Diagnostic Procedure....................................... 200 001071.06 — Fan Drive Solenoid Short Circuit.................................................... 202 Fan Drive Solenoid Short Circuit Diagnostic Procedure....................................... 202 001569.31 — Derate Condition Exists on Engine................................................... 203 Engine Derate Condition Diagnostic Procedure................................................ 203 001638.00 — Hyd Oil Temp Overtemp............................................................... 204 001638.03 — Hyd Oil Temp Short to Power......................................................... 204 Hydraulic Oil Temperature Short to Power Diagnostic Procedure............................... 204 001638.04 — Hyd Oil Temp Short to Gnd........................................................... 206 Hydraulic Oil Temperature Short to Ground Diagnostic Procedure.............................. 206 001638.16 — Hyd Oil Temp Mod Overtemp........................................................... 208 001713.31 — Hyd Oil Filter Restricted........................................................... 208 Hydraulic Oil Filter Restriction Input is High Diagnostic Procedure......................... 209 002000.09 — Loss of CAN Comm With ECU........................................................... 210 Loss of CAN Communication With ECU Diagnostic Procedure..................................... 210 002023.09 — Loss of CAN Comm With SDM........................................................... 212 Loss of CAN Communication With SDM Diagnostic Procedure..................................... 212 002141.09 — Loss of CAN Comm With SSM........................................................... 214 Loss of CAN Communication With SSM Diagnostic Procedure..................................... 214 002251.09 — Communication System Message Missing................................................ 216 002355.05 — Front Work Light Open or Short to Power............................................. 216 Front Work Light Open or Short to Power Diagnostic Procedure................................ 216 002355.06 — Front Work Light Short to Ground.................................................... 219 Front Work Light Short to Ground Diagnostic Procedure....................................... 219 002356.05 — Front Drive Light Open or Short to Power........................................... 220 Front Drive Light Open or Short to Power Diagnostic Procedure............................... 221 002356.06 — Front Drive Light Short to Ground................................................... 223 Front Drive Light Short to Ground Diagnostic Procedure...................................... 223 002359.05 — Rear Drive Light Open or Short to Power............................................. 225 Rear Drive Light Open or Short to Power Diagnostic Procedure................................ 225 002359.06 — Rear Drive Light Short to Ground.................................................... 228 Rear Drive Light Short to Ground Diagnostic Procedure....................................... 228 002660.00 — Steer Sensor Input > Max Cal........................................................ 230 Steer Sensor Input Greater Than Maximum Calibration Diagnostic Procedure.................... 230 002660.01 — Steer Sensor Input < Min Cal........................................................ 231 Steer Sensor Input Less Than Minimum Calibration Value Diagnostic Procedure................. 231 002660.03 — Steer Sensor Short to Power......................................................... 232 Steer Sensor Short to Power Diagnostic Procedure............................................ 232 002660.04 — Steer Sensor Open or Short.......................................................... 234 Steer Sensor Open or Short Diagnostic Procedure............................................. 234 002660.07 — Steer Sensor Neut Cal Out of Range.................................................. 236 Steer Sensor Neut Cal Out of Range Diagnostic Procedure..................................... 236 002660.13 — Steer Sensor Not Calibrated......................................................... 238 Steer Sensor Not Calibrated Diagnostic Procedure............................................ 238 002660.15 — Steer Sensor Min Cal Too High....................................................... 239 Steer Sensor Minimum Calibration Too High Diagnostic Procedure.............................. 239 002660.16 — Steer Sensor Max Cal Too High....................................................... 240 Steer Sensor Maximum Calibration Too Low Diagnostic Procedure............................... 240 002660.17 — Steer Sensor Min Cal Too Low........................................................ 241 Steer Sensor Minimum Calibration Too Low Diagnostic Procedure............................... 241 002660.18 — Steer Sensor Max Cal Too Low........................................................ 243 Steer Sensor Maximum Calibration Too Low Diagnostic Procedure............................... 243 002661.00 — FNR Sensor Input > Max Cal.......................................................... 244 FNR Sensor Input Greater Than Maximum Calibration Diagnostic Procedure...................... 244 002661.01 — FNR Sensor Input < Min Cal.......................................................... 245 FNR Sensor Input Less Than Minimum Calibration Diagnostic Procedure......................... 245 002661.03 — FNR Sensor Short to Power........................................................... 246 FNR Sensor Short to Power Diagnostic Procedure.............................................. 247 002661.04 — FNR Sensor Open or Short............................................................ 248 FNR Sensor Open or Short Diagnostic Procedure............................................... 249 002661.07 — FNR Sensor Neut Cal Out of Range.................................................... 251 FNR Sensor Neut Cal Out of Range Diagnostic Procedure....................................... 251 002661.13 — FNR Sensor Not Calibrated........................................................... 252 FNR Sensor Not Calibrated Diagnostic Procedure.............................................. 252 002661.15 — FNR Sensor Min Cal Too High......................................................... 253 FNR Sensor Minimum Calibration Too High Diagnostic Procedure................................ 253 002661.16 — FNR Sensor Max Cal Too High......................................................... 254 FNR Sensor Maximum Calibration Too High Diagnostic Procedure................................ 254 002661.17 — FNR Sensor Min Cal Too Low.......................................................... 255 FNR Sensor Minimum Calibration Too Low Diagnostic Procedure................................. 255 002661.18 — FNR Sensor Max Cal Too Low.......................................................... 256 FNR Sensor Maximum Calibration Too Low Diagnostic Procedure................................. 257 003359.31 — Trans Oil Filter Restricted......................................................... 258 Transmission Oil Filter Restriction Input is High Diagnostic Procedure...................... 258 003509.03 — 5 V Supply #1 Short to Power........................................................ 260 5 V Supply #1 Short to Power Diagnostic Procedure........................................... 260 003509.04 — 5 V Supply #1 Short to Ground....................................................... 263 5 V Supply #1 Short to Ground Diagnostic Procedure.......................................... 263 003511.03 — 5 V Supply #3 Short to Power........................................................ 266 5 V Supply #3 Short to Power Diagnostic Procedure........................................... 267 003511.04 — 5 V Supply #3 Short to Ground....................................................... 270 5 V Supply #3 Short to Ground Diagnostic Procedure.......................................... 271 003512.03 — 5 V Supply #4 Short to Power........................................................ 274 5 V Supply #4 Short to Power Diagnostic Procedure........................................... 274 003512.04 — 5 V Supply #4 Short to Ground....................................................... 277 5 V Supply #4 Short to Ground Diagnostic Procedure.......................................... 277 004087.05 — Hydraulic Enable Solenoid Open or Short to Power.................................... 279 Hydraulic Enable Solenoid Open or Short to Power Diagnostic Procedure....................... 279 004087.06 — Hydraulic Enable Solenoid Short to Ground........................................... 282 Hydraulic Enable Solenoid Short to Ground Diagnostic Procedure.............................. 282 520570.05 — Transmission Cold Start Solenoid Open or Short to Ground............................ 284 Transmission Cold Start Solenoid Open or Short to Ground Diagnostic Procedure............... 284 520570.06 — Transmission Cold Start Solenoid Short to Power..................................... 286 Transmission Cold Start Solenoid Short to Power Diagnostic Procedure........................ 286 520571.05 — Fan Unload Solenoid Open or Short................................................... 288 Fan Unload Solenoid Open or Short Diagnostic Procedure...................................... 288 520571.06 — Fan Unload Solenoid Short to Power.................................................. 290 Fan Unload Solenoid Short to Power Diagnostic Procedure..................................... 290 521996.06 — Door Washer Motor Short to Ground................................................... 292 Door Washer Motor Short to Ground Diagnostic Procedure...................................... 292 521997.05 — Left Door Wiper Open or Short to Power.............................................. 294 Left Door Wiper Open or Short to Power Diagnostic Procedure................................. 294 521997.06 — Left Door Wiper Short to Ground..................................................... 297 Left Door Wiper Short to Ground Diagnostic Procedure........................................ 297 521998.05 — Right Door Wiper Open or Short to Power............................................ 300 Right Door Wiper Open or Short to Power Diagnostic Procedure................................ 300 521998.06 — Right Door Wiper Short to Ground.................................................... 303 Right Door Wiper Short to Ground Diagnostic Procedure....................................... 303 521999.00 — Park Lock Lever Inputs Both ON...................................................... 306 Park Lock Lever Inputs Both ON Diagnostic Procedure......................................... 306 521999.01 — Park Lock Lever Inputs Both OFF..................................................... 309 Park Lock Lever Inputs Both OFF Diagnostic Procedure........................................ 309 522312.06 — Washer Motor Short to Ground........................................................ 312 Washer Motor Short to Ground Diagnostic Procedure........................................... 312 522433.05 — Rear Wiper Open or Short to Power................................................... 314 Rear Wiper Open or Short to Power Diagnostic Procedure...................................... 314 522433.06 — Rear Wiper Short to Ground.......................................................... 317 Rear Wiper Short to Ground Diagnostic Procedure............................................. 317 522434.05 — Front Wiper Open or Short to Power.................................................. 320 Front Wiper Open or Short to Power Diagnostic Procedure..................................... 320 522434.06 — Front Wiper Short to Ground......................................................... 323 Front Wiper Short to Ground Diagnostic Procedure............................................ 323 522439.05 — Tank Bypass Solenoid Open or Short to Ground........................................ 326 Tank Bypass Solenoid Open or Short to Ground Diagnostic Procedure........................... 326 522439.06 — Tank Bypass Solenoid Short to Power................................................. 328 Tank Bypass Solenoid Short to Power Diagnostic Procedure.................................... 328 522440.05 — Blade Left Solenoid Open Circuit.................................................... 329 Blade Left Solenoid Open Circuit Diagnostic Procedure....................................... 329 522440.06 — Blade Left Solenoid Short Circuit................................................... 331 Blade Left Solenoid Short Circuit Diagnostic Procedure...................................... 331 522441.05 — Blade Right Solenoid Open Circuit................................................... 332 Blade Right Solenoid Open Circuit Diagnostic Procedure...................................... 332 522441.06 — Blade Right Solenoid Short Circuit.................................................. 334 Blade Right Solenoid Short Circuit Diagnostic Procedure..................................... 334 522442.00 — Blade Buttons Input Greater Than Maximum Calibration................................ 335 Blade Buttons Input Greater Than Maximum Calibration Diagnostic Procedure................... 335 522442.01 — Blade Buttons Input Less Than Minimum Calibration................................... 337 Blade Buttons Input Less Than Minimum Calibration Diagnostic Procedure...................... 337 522442.03 — Blade Buttons Short to Power........................................................ 338 Blade Buttons Short to Power Diagnostic Procedure........................................... 338 522442.04 — Blade Buttons Open or Short......................................................... 340 Blade Buttons Open or Short Diagnostic Procedure............................................ 340 522442.07 — Blade Buttons Stuck Button.......................................................... 341 Blade Buttons Stuck Button Diagnostic Procedure............................................. 341 522444.00 — Charge Pressure High................................................................ 342 522444.01 — Charge Pressure Low................................................................. 343 522444.03 — Charge Pressure Short to Power...................................................... 343 Charge Pressure Short to Power Diagnostic Procedure......................................... 343 522444.04 — Charge Pressure Open or Short....................................................... 345 Charge Pressure Open or Short Diagnostic Procedure.......................................... 345 522447.05 — Right Fwd Pump Coil Open or Short................................................... 347 Right Forward Pump Coil Open or Short Diagnostic Procedure.................................. 347 522447.06 — Right Fwd Pump Coil Short to Power.................................................. 349 Right Forward Pump Coil Short to Power Diagnostic Procedure................................. 349 522447.15 — Right Fwd Pump Thresh Cal High...................................................... 350 Right Forward Pump Threshold Calibration High Diagnostic Procedure.......................... 350 522447.16 — Right Fwd Pump Max Spd Cal High..................................................... 351 Right Forward Pump Maximum Speed Calibration High Diagnostic Procedure...................... 351 522447.17 — Right Fwd Pump Thresh Cal Low....................................................... 351 Right Forward Pump Threshold Calibration Low Diagnostic Procedure........................... 351 522447.18 — Right Fwd Pump Max Spd Cal Low...................................................... 351 Right Forward Pump Maximum Speed Calibration Low Diagnostic Procedure....................... 352 522448.05 — Right Rev Pump Coil Open or Short................................................... 352 Right Reverse Pump Coil Open or Short Diagnostic Procedure.................................. 352 522448.06 — Right Rev Pump Coil Short to Power.................................................. 354 Right Reverse Pump Coil Short to Power Diagnostic Procedure................................. 354 522448.15 — Right Rev Pump Thresh Cal High...................................................... 355 Right Reverse Pump Threshold Calibration High Diagnostic Procedure.......................... 355 522448.16 — Right Rev Pump Max Spd Cal High..................................................... 356 Right Reverse Pump Maximum Speed Calibration High Diagnostic Procedure...................... 356 522448.17 — Right Rev Pump Thresh Cal Low....................................................... 356 Right Reverse Pump Threshold Calibration Low Diagnostic Procedure........................... 356 522448.18 — Right Rev Pump Max Spd Cal Low...................................................... 356 Right Reverse Pump Maximum Speed Calibration Low Diagnostic Procedure....................... 357 522449.05 — Left Rev Pump Coil Open or Short.................................................... 357 Left Reverse Pump Coil Open or Short Diagnostic Procedure................................... 357 522449.06 — Left Rev Pump Coil Short to Power................................................... 359 Left Reverse Pump Coil Short to Power Diagnostic Procedure.................................. 359 522449.15 — Left Rev Pump Thresh Cal High....................................................... 360 Left Reverse Pump Threshold Calibration High Diagnostic Procedure........................... 360 522449.16 — Left Rev Pump Max Spd Cal High...................................................... 361 Left Reverse Pump Maximum Speed Calibration High Diagnostic Procedure....................... 361 522449.17 — Left Rev Pump Thresh Cal Low........................................................ 361 Left Reverse Pump Threshold Calibration Low Diagnostic Procedure............................ 361 522449.18 — Left Rev Pump Max Spd Cal Low....................................................... 361 Left Reverse Pump Maximum Speed Calibration Too Low Diagnostic Procedure.................... 362 522450.05 — Left Fwd Pump Coil Open or Short.................................................... 362 Left Forward Pump Coil Open or Short Diagnostic Procedure................................... 362 522450.06 — Left Fwd Pump Coil Short to Power................................................... 364 Left Forward Pump Coil Short to Power Diagnostic Procedure.................................. 364 522450.15 — Left Fwd Pump Thresh Cal High....................................................... 365 Left Forward Pump Threshold Calibration High Diagnostic Procedure........................... 365 522450.16 — Left Fwd Pump Max Spd Cal High...................................................... 366 Left Forward Pump Maximum Speed Calibration High Diagnostic Procedure....................... 366 522450.17 — Left Fwd Pump Thresh Cal Low........................................................ 366 Left Forward Pump Threshold Calibration Low Diagnostic Procedure............................ 366 522450.18 — Left Fwd Pump Max Spd Cal Low....................................................... 366 Left Forward Pump Maximum Speed Calibration Low Diagnostic Procedure........................ 367 522451.05 — Cooler Bypass Solenoid No Response.................................................. 367 Cooler Bypass Solenoid No Response Diagnostic Procedure..................................... 367 522451.06 — Cooler Bypass Solenoid Short to Power............................................... 368 Cooler Bypass Solenoid Short to Power Diagnostic Procedure.................................. 368 523108.13 — Pump/Motor Not Calibrated........................................................... 369 Pump/Motor Not Calibrated Diagnostic Procedure.............................................. 369 523108.14 — VCU Not Calibrated.................................................................. 370 VCU Not Calibrated Diagnostic Procedure..................................................... 370 523577.05 — Left Motor Sol Open or Short........................................................ 370 Left Motor Solenoid Open or Short Diagnostic Procedure...................................... 371 523577.06 — Left Motor Sol Short to Power....................................................... 372 Left Motor Solenoid Short to Power Diagnostic Procedure..................................... 372 523577.13 — Motor High Speed Not Calibrated..................................................... 373 Motor High Speed Not Calibrated Diagnostic Procedure........................................ 373 523577.16 — Left Motor Max Cal Too High......................................................... 374 Left Motor Maximum Calibration Too High Diagnostic Procedure................................ 374 523577.18 — Left Motor Max Cal Too Low.......................................................... 374 Left Motor Maximum Calibration Too Low Diagnostic Procedure................................. 374 523578.05 — Right Motor Sol Open or Short....................................................... 375 Right Motor Solenoid Open or Short to Ground Diagnostic Procedure........................... 375 523578.06 — Right Motor Sol Short to Power...................................................... 377 Right Motor Solenoid Short to Power Diagnostic Procedure.................................... 377 523578.16 — Right Motor Max Cal Too High........................................................ 378 Right Motor Maximum Calibration Too High Diagnostic Procedure............................... 378 523578.18 — Right Motor Maximum Calibration Too Low............................................. 379 Right Motor Maximum Calibration Too Low Diagnostic Procedure................................ 379 524089.00 — Left Hydrostatic Pressure Sensor—Pressure High...................................... 379 524089.01 — Left Hydrostatic Pressure Sensor—Pressure Low....................................... 379 524089.03 — Left Hydrostatic Pressure Sensor Voltage OOR High................................... 380 Left Hydrostatic Pressure Sensor Voltage OOR High Diagnostic Procedure...................... 380 524089.04 — Left Hydrostatic Pressure Sensor Voltage OOR Low.................................... 382 Left Hydrostatic Pressure Sensor Voltage OOR Low Diagnostic Procedure....................... 382 524090.00 — Right Hydrostatic Pressure Sensor—Pressure High..................................... 384 524090.01 — Right Hydrostatic Pressure Sensor—Pressure Low...................................... 384 524090.03 — Right Hydrostatic Pressure Sensor Voltage OOR High.................................. 384 Right Hydrostatic Pressure Sensor Voltage OOR High Diagnostic Procedure..................... 384 524090.04 — Right Hydrostatic Pressure Sensor Voltage OOR Low................................... 386 Right Hydrostatic Pressure Sensor Voltage OOR Low Diagnostic Procedure...................... 386 524233.07 — Hydrostatic Drive System Not Responding............................................. 388 Hydrostatic Drive System Not Responding..................................................... 388 Blade Control Joystick (BCJ) Diagnostic Trouble Codes............................................... 389 Diagnostic Trouble Code (DTC) Quick Reference List—Blade Control Joystick (BCJ)................. 389 002697.03 — Voltage Too High (X Axis)........................................................... 389 Voltage Too High (X Axis) Diagnostic Procedure.............................................. 389 002697.04 — Voltage Too Low (X Axis)............................................................ 389 Voltage Too Low (X Axis) Diagnostic Procedure............................................... 389 002697.12 — Internal Failure (X Axis)........................................................... 390 Internal Failure (X Axis) Diagnostic Procedure.............................................. 390 002697.13 — Input Not Calibrated (X Axis)....................................................... 390 Input Not Calibrated (X Axis) Diagnostic Procedure.......................................... 390 002697.14 — Redundant Input Failure (X Axis).................................................... 391 Redundant Input Failure (X Axis) Diagnostic Procedure....................................... 391 002698.03 — Voltage Too High (Y Axis)........................................................... 391 Voltage Too High (Y Axis) Diagnostic Procedure.............................................. 391 002698.04 — Voltage Too Low (Y Axis)............................................................ 392 Voltage Too Low (Y Axis) Diagnostic Procedure............................................... 392 002698.12 — Internal Failure (Y Axis)........................................................... 392 Internal Failure (Y Axis) Diagnostic Procedure.............................................. 392 002698.13 — Input Not Calibrated (Y Axis)....................................................... 393 Input Not Calibrated (Y Axis) Diagnostic Procedure.......................................... 393 002698.14 — Redundant Input Failure (Y Axis).................................................... 393 Redundant Input Failure (Y Axis) Diagnostic Procedure....................................... 393 Electrohydraulic Controller (EHC) Diagnostic Trouble Codes.......................................... 395 Diagnostic Trouble Code (DTC) Quick Reference List—Electrohydraulic Controller (EHC)............ 395 000158.03 — EHC System Volts Too High........................................................... 395 EHC System Volts Too High Diagnostic Procedure.............................................. 395 000158.04 — EHC System Volts Too Low............................................................ 395 EHC System Volts Too Low Diagnostic Procedure............................................... 396 000620.03 — Sensor Short to Power............................................................... 396 Sensor Short to Power Diagnostic Procedure.................................................. 396 000620.04 — Sensor Short to Ground.............................................................. 397 Sensor Short to Ground Diagnostic Procedure................................................. 397 001903.00 — Auxiliary 1 PVE Open Circuit........................................................ 398 Auxiliary 1 PVE Open Circuit Diagnostic Procedure........................................... 398 001903.01 — Auxiliary 1 PVE Low or Open Circuit................................................. 398 Auxiliary 1 PVE Low or Open Circuit Diagnostic Procedure.................................... 398 001903.03 — Auxiliary 1 PVE Short to Power...................................................... 399 Auxiliary 1 PVE Short to Power Diagnostic Procedure......................................... 399 001903.04 — Auxiliary 1 PVE Short to Ground..................................................... 400 Auxiliary 1 PVE Short to Ground Diagnostic Procedure........................................ 400 001903.31 — Auxiliary 1 PVE Spool Position Error................................................ 401 Auxiliary 1 PVE Spool Position Error Diagnostic Procedure................................... 401 001915.00 — Auxiliary 2 PVE Open Circuit........................................................ 402 001915.01 — Auxiliary 2 PVE Low or Open Circuit................................................. 402 001915.03 — Auxiliary 2 PVE Short to Power...................................................... 402 001915.04 — Auxiliary 2 PVE Short to Gound...................................................... 402 001915.31 — Auxiliary 2 PVE Spool Position Error................................................ 403 002000.09 — Missing ECU CAN Data................................................................ 403 Missing ECU CAN Data Diagnostic Procedure................................................... 403 002030.09 — Missing VCU CAN Data................................................................ 403 Missing VCU CAN Data Diagnostic Procedure................................................... 403 002697.09 — CAN Joystick Position Missing From BCJ.............................................. 403 CAN Joystick Position Missing From BCJ Diagnostic Procedure................................. 403 003157.03 — Increment/Decrement Buttons Short to Power.......................................... 405 Increment/Decrement Buttons Short to Power Diagnostic Procedure............................. 405 003157.04 — Increment/Decrement Buttons Open or Short........................................... 406 Increment/Decrement Buttons Open or Short Diagnostic Procedure.............................. 406 003157.31 — Increment/Decrement Buttons Invalid Output.......................................... 407 Increment/Decrement Buttons Invalid Output Diagnostic Procedure............................. 407 522442.03 — Blade Buttons Short to Power........................................................ 408 Blade Buttons Short to Power Diagnostic Procedure........................................... 408 522442.04 — Blade Buttons Open or Short......................................................... 409 Blade Buttons Open or Short Diagnostic Procedure............................................ 409 522422.31 — Blade Buttons Invalid Output........................................................ 410 Blade Buttons Invalid Output Diagnostic Procedure........................................... 410 523779.00 — Blade Rotate Current Above Maximum.................................................. 411 Blade Rotate Current Above Maximum Diagnostic Procedure..................................... 411 523779.01 — Blade Rotate Current Below Minimum.................................................. 412 Blade Rotate Current Below Minimum Diagnostic Procedure..................................... 412 523780.00 — Tilt PVE Open Circuit............................................................... 413 Tilt PVE Open Circuit Diagnostic Procedure.................................................. 413 523780.01 — Tilt PVE Low or Open Circuit........................................................ 414 Tilt PVE Low or Open Circuit Diagnostic Procedure........................................... 414 523780.03 — Tilt PVE Short to Power............................................................. 415 Tilt PVE Short to Power Diagnostic Procedure................................................ 415 523780.04 — Tilt PVE Short to Ground............................................................ 415 Tilt PVE Short to Ground Diagnostic Procedure............................................... 416 523780.31 — Tilt PVE Spool Position Error....................................................... 416 Tilt PVE Spool Position Error Diagnostic Procedure.......................................... 416 523781.00 — Height PVE Open Circuit............................................................. 417 Height PVE Open Circuit Diagnostic Procedure................................................ 418 523781.01 — Height PVE Low or Open Circuit...................................................... 418 Height PVE Low or Open Circuit Diagnostic Procedure......................................... 418 523781.03 — Height PVE Short to Power........................................................... 419 Height PVE Short to Power Diagnostic Procedure.............................................. 419 523781.04 — Height PVE Short to Ground.......................................................... 420 Height PVE Short to Ground Diagnostic Procedure............................................. 420 523781.31 — Height PVE Spool Position Error..................................................... 421 Height PVE Spool Position Error Diagnostic Procedure........................................ 421 524059.00 — Auxiliary 2 Joystick Sensor 2 Volts High............................................ 422 524059.01 — Auxiliary 2 Joystick Sensor 2 Volts Low............................................. 422 524059.03 — Auxiliary 2 Joystick Sensor 2 Short to Power........................................ 422 524059.04 — Auxiliary 2 Joystick Sensor 2 Short to Ground....................................... 422 524059.31 — Auxiliary 2 Joystick Sensor 2 Invalid Output........................................ 423 524062.00 — Auxiliary 1 Joystick Sensor 2 Volts High............................................ 423 Auxiliary 1 Joystick Sensor 2 Volts High Diagnostic Procedure............................... 423 524062.01 — Auxiliary 1 Joystick Sensor 2 Volts Low............................................. 423 Auxiliary 1 Joystick Sensor 2 Volts Low Diagnostic Procedure................................ 423 524062.03 — Auxiliary 1 Joystick Sensor 2 Short to Power........................................ 425 Auxiliary 1 Joystick Sensor 2 Short to Power Diagnostic Procedure........................... 425 524062.04 — Auxiliary 1 Joystick Sensor 2 Short to Ground....................................... 426 Auxiliary 1 Joystick Sensor 2 Short to Ground Diagnostic Procedure.......................... 426 524062.31 — Auxiliary 1 Joystick Sensor 2 Invalid Output........................................ 427 Auxiliary 1 Joystick Sensor 2 Invalid Output Diagnostic Procedure........................... 427 524085.00 — Auxiliary 2 Joystick Sensor 1 Volts High............................................ 429 524085.01 — Auxiliary 2 Joystick Sensor 1 Volts Low............................................. 429 524085.03 — Auxiliary 2 Joystick Sensor 1 Short to Power........................................ 429 524085.04 — Auxiliary 2 Joystick Sensor 1 Short to Ground....................................... 429 524085.14 — Auxiliary 2 Joystick Sensor Mismatch................................................ 430 524085.31 — Auxiliary 2 Joystick Sensor 1 Invalid Output........................................ 430 524086.00 — Auxiliary 1 Joystick Sensor 1 Volts High............................................ 430 Auxiliary 1 Joystick Sensor 1 Volts High Diagnostic Procedure............................... 430 524086.01 — Auxiliary 1 Joystick Sensor 1 Volts Low............................................. 430 Auxiliary 1 Joystick Sensor 1 Volts Low Diagnostic Procedure................................ 431 524086.03 — Auxiliary 1 Joystick Sensor 1 Short to Power........................................ 432 Auxiliary 1 Joystick Sensor 1 Short to Power Diagnostic Procedure........................... 432 524086.04 — Auxiliary 1 Joystick Sensor 1 Short to Ground....................................... 433 Auxiliary 1 Joystick Sensor 1 Short to Ground Diagnostic Procedure.......................... 433 524086.14 — Auxiliary 1 Joystick Sensor Mismatch................................................ 434 Auxiliary 1 Joystick Sensor Mismatch Diagnostic Procedure................................... 434 524086.31 — Auxiliary 1 Joystick Sensor 1 Invalid Output........................................ 436 Auxiliary 1 Joystick Sensor 1 Invalid Output Diagnostic Procedure........................... 436 Operational Checkout Procedure.......................................................................... 439 Operational Checkout Procedure...................................................................... 441 Operational Checkout............................................................................ 441 Diagnostic Trouble Code (DTC) Check......................................................... 441 Operational Checks—Ignition OFF, Engine OFF Checks.......................................... 441 Operational Checks—Ignition ON, Engine OFF.................................................. 450 Operational Checks—Ignition ON, Engine ON................................................... 463 Engine.................................................................................................. 487 Theory of Operation................................................................................. 489 John Deere Engine............................................................................... 489 Cold Start Aid System Theory of Operation—If Equipped........................................... 489 Fast Fill Fuel System Theory of Operation—If Equipped........................................... 490 Diagnostic Information.............................................................................. 491 John Deere Diesel Engine........................................................................ 491 Engine Cooling System Component Location........................................................ 492 Engine Fuel System Component Location........................................................... 493 Engine Intake and Exhaust Component Location.................................................... 495 Fast Fill Fuel System Underfill—If Equipped..................................................... 496 Fast Fill Fuel System Underfill Diagnostic Procedure........................................ 497 Fast Fill Fuel System Overfill—If Equipped...................................................... 497 Fast Fill Fuel System Overfill Diagnostic Procedure......................................... 497 Fast Fill Fuel System Nozzle Leaks at Receiver—If Equipped...................................... 498 Fast Fill Fuel System Nozzle Leaks at Receiver Diagnostic Procedure......................... 498 Adjustments......................................................................................... 499 John Deere Engine............................................................................... 499 Service Filter Cleaning......................................................................... 499 Tests............................................................................................... 501 John Deere Engine............................................................................... 501 Low-Pressure Fuel Pump Pressure Test............................................................ 501 Fluid Sampling Procedure—If Equipped............................................................ 502 Engine Idle Speeds and Auto Shutdown Check...................................................... 506 Exhaust Emissions Test Point.................................................................... 507 Electrical System....................................................................................... 511 System Information.................................................................................. 513 Electrical Diagram Information.................................................................. 513 Electrical Schematic Symbols.................................................................... 519 System Diagrams..................................................................................... 523 Fuse and Relay Specifications................................................................... 523 System Functional Schematic, Component Location, and Wiring Diagram Master Legend............... 526 System Functional Schematic..................................................................... 532 System Functional Schematic—Integrated Grade Control (IGC)...................................... 536 JDLink™ Functional Schematic.................................................................... 539 Engine Interface Harness (W10) Component Location............................................... 542 Engine Interface Harness (W10) Wiring Diagram................................................... 545 Cooling Package Harness (W11) Component Location................................................ 548 Cooling Package Harness (W11) Wiring Diagram.................................................... 549 Fan Harness (W12) Component Location............................................................ 551 Fan Harness (W12) Wiring Diagram................................................................ 552 Vehicle Harness (W13) Component Location........................................................ 553 Vehicle Harness (W13) Wiring Diagram............................................................ 557 Vehicle (IGC Controls) Harness (W14) Component Location......................................... 565 Vehicle (IGC Controls) Harness (W14) Wiring Diagram............................................. 569 Engine Compartment Light Harness (W15) Component Location....................................... 580 Engine Compartment Light Harness (W15) Wiring Diagram........................................... 581 Fuel Tank Harness (W16) Component Location...................................................... 582 Fuel Tank Harness (W16) Wiring Diagram.......................................................... 583 Operator's Station Harness (W17) Component Location............................................. 584 Operator's Station Harness (W17) Wiring Diagram................................................. 585 Operator's Station (IGC Controls) Harness (W18) Component Location.............................. 588 Operator's Station (IGC Controls) Harness (W18) Wiring Diagram.................................. 591 Front Dash Harness (W19) Component Location..................................................... 598 Front Dash Harness (W19) Wiring Diagram......................................................... 599 Left Console Harness (W20) Component Location................................................... 602 Left Console Harness (W20) Wiring Diagram....................................................... 603 Cab Roof Harness (W21) Component Location....................................................... 604 Cab Roof Harness (W21) Wiring Diagram........................................................... 607 Canopy Roof Harness (W22) Component Location.................................................... 610 Canopy Roof Harness (W22) Wiring Diagram........................................................ 611 Radio Harness (W23) Component Location.......................................................... 614 Radio Harness (W23) Wiring Diagram.............................................................. 615 Heater and Air Conditioner Harness (W24) Component Location..................................... 616 Heater and Air Conditioner Harness (W24) Wiring Diagram......................................... 618 Condenser Harness (W25) Component Location...................................................... 619 Condenser Harness (W25) Wiring Diagram.......................................................... 620 Under Seat Heater Harness (W26) Component Location.............................................. 621 Under Seat Heater Harness (W26) Wiring Diagram.................................................. 622 Dome Light Harness (W28) Component Location..................................................... 623 Dome Light Harness (W28) Wiring Diagram......................................................... 624 Engine Harness (W29) Component Location......................................................... 625 Engine Harness (W29) Wiring Diagram............................................................. 627 Intake Air Sensor Harness (W30) Component Location.............................................. 633 Intake Air Sensor Harness (W30) Wiring Diagram.................................................. 634 Front Engine Harness (W31) Component Location................................................... 635 Front Engine Harness (W31) Wiring Diagram....................................................... 637 Fuel Dosing Harness (W32) Component Location.................................................... 639 Fuel Dosing Harness (W32) Wiring Diagram........................................................ 641 Fuel Injector Harness (W34) Component Location.................................................. 643 Fuel Injector Harness (W34) Wiring Diagram...................................................... 645 Alternator Resistor Harness (W35) Component Location............................................ 647 Alternator Resistor Harness (W35) Wiring Diagram................................................ 647 Glow Plug Harnesses (W36 and W37) Component Location............................................ 648 Glow Plug Harnesses (W36 and W37) Wiring Diagrams............................................... 649 Left IGC Grille Harness (W43) Wiring Diagram.................................................... 651 Right IGC Grille Harness (W44) Wiring Diagram................................................... 652 JDLink™ Harnesses (W6002 and W6003) Component Location.......................................... 653 Modular Telematics Gateway (MTG) Harness (W6002) Wiring Diagram................................. 654 Satellite (SAT) Harness (W6003) Wiring Diagram.................................................. 656 Sub-System Diagnostics.............................................................................. 657 Start and Charge Circuits Theory of Operation................................................... 657 Park Brake Circuit Theory of Operation.......................................................... 663 Controller Area Network (CAN) Theory of Operation............................................... 667 Engine Control Unit (ECU) Circuit Theory of Operation........................................... 679 Vehicle Control Unit (VCU) Circuit Theory of Operation.......................................... 699 Standard Display Monitor (SDM) Circuit Theory of Operation...................................... 717 Integrated Grade Control (IGC) Circuit Theory of Operation—If Equipped.......................... 721 Exhaust Aftertreatment Circuit Theory of Operation.............................................. 731 Monitor Operation................................................................................... 735 Standard Display Monitor (SDM)—Service Mode..................................................... 735 Standard Display Monitor (SDM)—Codes............................................................ 735 Standard Display Monitor (SDM)—Exhaust Filter................................................... 736 Standard Display Monitor (SDM)—Service.......................................................... 737 Standard Display Monitor (SDM)—Machine Settings................................................. 738 Standard Display Monitor (SDM)—Diagnostics...................................................... 740 Standard Display Monitor (SDM)—Monitor.......................................................... 741 Standard Display Monitor (SDM)—Calibrate........................................................ 741 Standard Display Monitor (SDM)—Vehicle Control Unit (VCU) Diagnostics........................... 742 Standard Display Monitor (SDM)—Software Delivery................................................ 743 Topcon® Integrated Grade Control (IGC) Operation (Factory Installation)............................. 745 Topcon® Integrated Grade Control (IGC) Circuit Schematic (Factory Installation)................. 745 Topcon® Integrated Grade Control (IGC) Circuit Theory of Operation (Factory Installation)....... 752 IGC Controller/Receiver Harnesses (W40 and W41) Component Location.............................. 754 IGC Controller/Receiver Harness 1 (W40) Wiring Diagram.......................................... 755 IGC Controller/Receiver Harness 2 (W41) Wiring Diagram.......................................... 756 IGC Display Unit Harness (W42) Component Location............................................... 757 IGC Display Unit Harness (W42) Wiring Diagram................................................... 758 IGC Grille Harness (W43) Component Location..................................................... 759 IGC Grille Harness (W43) Wiring Diagram......................................................... 760 References.......................................................................................... 761 Electrical Component Specifications............................................................. 761 Service ADVISOR™ Diagnostic Application......................................................... 767 Service ADVISOR™ Connection Procedure........................................................... 768 Reading Diagnostic Trouble Codes with Service ADVISOR™ Diagnostic Application................... 770 Diagnostic Trouble Codes—After Machine Repair................................................... 772 Integrated Grade Control (IGC) Checks—If Equipped............................................... 772 IGC System Checks........................................................................... 772 Integrated Grade Control (IGC) Diagnose Malfunctions—If Equipped................................ 776 All Blade Functions Do Not Operate in Manual or Auto Modes.................................. 776 All Blade Functions Operate Normally in Manual Mode, But Not in Auto Mode................... 777 All Blade Functions Operate Normally in Auto Mode, But Not in Manual Mode................... 779 Blade Lift and Tilt Operate Normally in Auto Mode, But Not in Manual Mode................... 780 Blade Lift and Tilt Operate Normally, But Blade Angle Does Not.............................. 781 Blade Lift and Angle Operate Normally, But Blade Height Increment/Decrement Does Not........ 784 Blade Response Is Not Smooth................................................................ 784 All Blade Functions Are Slow or Sluggish.................................................... 786 Blade Response Is Too Fast.................................................................. 786 Blade Moves Quickly (Jumps) to One Side, Then Slowly Comes Back on Grade.................... 787 Waves in Graded Surface..................................................................... 788 CAN Circuit Test................................................................................ 791 Controller Area Network (CAN) Diagnostics .................................................. 798 Alternator Test Procedure....................................................................... 803 Vehicle Control Unit (VCU) Calibration.......................................................... 804 Wire Harness Test............................................................................... 805 Decelerator/Brake Pedal Adjustment.............................................................. 805 Engine Speed Control Remove and Install......................................................... 806 Exhaust Filter Sensor Installation.............................................................. 807 Rotary Sensor Remove and Install................................................................ 807 Air Conditioner Freeze Switch Remove and Install................................................ 808 Transmission Control Lever (TCL) Adjustment..................................................... 809 Controller Remove and Install................................................................... 810 Intermittent Diagnostic Trouble Code (DTC) Diagnostics.......................................... 811 Replace Weather Pack™ Connector................................................................. 811 Install Weather Pack™ Contact................................................................... 812 Replace DEUTSCH® Connectors..................................................................... 813 Replace DEUTSCHDEUTSCH is a trademark of Deutsch Co.™ Rectangular or Triangular Connectors...... 814 Install DEUTSCH® Contact........................................................................ 815 Replace CINCHCINCH is a trademark of the Cinch Co.™ Connectors.................................. 817 Install CINCHCINCH is a trademark of the Cinch Co.™ Contact..................................... 818 Repair 32 and 48 Way CINCHCINCH is a trademark of the Cinch Co.™ Connectors..................... 819 Replace (Pull Type) Metri-Pack™ Connectors...................................................... 822 Replace (Push Type) Metri-Pack™ Connectors...................................................... 823 Hydraulic System........................................................................................ 826 Theory of Operation................................................................................. 827 Hydraulic System Operation...................................................................... 827 Hydraulic Pump Operation........................................................................ 828 Pressure Reducing Valve Operation............................................................... 838 Pilot Control Valve Operation................................................................... 841 Hydraulic Control Valve Operation............................................................... 843 Hydraulic Control Valve Operation—IGC........................................................... 845 Load Sense Circuit Operation.................................................................... 851 Load Sense Isolator Operation................................................................... 851 Load Sense Relief Valve Operation............................................................... 852 Engine Overspeed Protection Valve Operation..................................................... 852 Hydraulic System Relief Valve Operation......................................................... 855 Circuit Relief Valve with Anticavitation Operation.............................................. 856 Hydraulic Oil Filter Manifold Operation......................................................... 857 Blade Angle Operation........................................................................... 861 Ripper Operation................................................................................ 867 Ripper Operation—Integrated Grade Control (IGC)................................................. 869 Hydraulic Cylinder Operation.................................................................... 872 Quick-Drop Valve Operation...................................................................... 873 Hydraulic Reversing Fan Drive Operation......................................................... 875 Diagnostic Information.............................................................................. 881 Hydraulic System Schematic...................................................................... 881 Hydraulic System Schematic—Integrated Grade Control (IGC)....................................... 913 Hydraulic System Line Identification............................................................ 921 Hydraulic System Line Identification—Integrated Grade Control (IGC)............................. 931 Main Hydraulic Component Location............................................................... 937 Main Hydraulic Component Location—Integrated Grade Control (IGC)................................ 945 Ripper Hydraulic Component Location............................................................. 949 Ripper Hydraulic Component Location—Integrated Grade Control (IGC).............................. 953 Winch Ready Hydraulic Component Location........................................................ 956 Hydraulic System Diagnose Malfunctions.......................................................... 957 No Hydraulic Functions Diagnostic Procedure................................................. 957 Hydraulic Functions Slow Diagnostic Procedure............................................... 958 Hydraulic Pump Noisy Diagnostic Procedure................................................... 960 Blade Float Does Not Work Diagnostic Procedure.............................................. 960 One Hydraulic Function Does Not Work Diagnostic Procedure................................... 961 Function Drifts Down Diagnostic Procedure................................................... 962 Oil Overheats Diagnostic Procedure.......................................................... 963 Hydraulic System Diagnose Malfunctions—IGC...................................................... 964 No Hydraulic Functions Diagnostic Procedure—IGC............................................. 964 Hydraulic Functions Slow Diagnostic Procedure—IGC........................................... 965 Blade Float Does Not Work Diagnostic Procedure—IGC.......................................... 967 One Hydraulic Function Does Not Work Diagnostic Procedure—IGC............................... 967 Hydraulic Power Low Diagnostic Procedure—IGC................................................ 968 Function Drifts Down Diagnostic Procedure—IGC............................................... 969 Oil Overheats Diagnostic Procedure—IGC...................................................... 970 Blade Response Not Smooth Diagnostic Procedure—IGC.......................................... 971 Hydraulic Fan Does Not Reach Full Speed......................................................... 972 Hydraulic Fan Does Not Reach Full Speed Diagnostic Procedure................................ 972 Hydraulic Fan Runs at Full Speed Only........................................................... 973 Hydraulic Fan Runs at Full Speed Only Diagnostic Procedure.................................. 973 Hydraulic Fan Does Not Spin..................................................................... 974 Hydraulic Fan Does Not Spin Diagnostic Procedure............................................ 974 Hydraulic Fan Will Not Reverse Direction........................................................ 975 Hydraulic Fan Will Not Reverse Direction Diagnostic Procedure............................... 975 Tests............................................................................................... 977 JT02156A Digital Pressure and Temperature Analyzer Kit Installation............................. 977 Ultra Clean® Hand Launcher...................................................................... 977 Hydraulic Oil Cleanup Procedure................................................................. 977 Hydraulic Accumulator Discharge Procedure....................................................... 977 Hydraulic Accumulator Precharge Test............................................................ 978 Pump Load Sense Differential and System Pressure (Load Sense Relief) Test and Adjustment........ 979 Pump Load Sense Differential and System Pressure (Load Sense Relief) Test and Adjustment—IGC.... 982 Pump Cut-Off Pressure Test and Adjustment....................................................... 985 Hydraulic System Relief Valve Test.............................................................. 988 Hydraulic System Relief Valve Test—IGC.......................................................... 990 Circuit Relief Valve Test....................................................................... 992 Circuit Relief Valve Test—IGC................................................................... 993 Lift and Tilt Cylinder Function Drift Test...................................................... 994 Cylinder Leakage Test........................................................................... 995 Pressure Reducing Valve Pressure Test and Adjustment............................................ 996 Hydraulic Pump Flow Test........................................................................ 997 Hydraulic Pump Case Drain Test.................................................................. 998 Fan Pump Flow Test.............................................................................. 999 Fan Motor Speed Test............................................................................1000 Fan Motor Case Drain Test.......................................................................1001 Hydrostatic System......................................................................................1004 Theory of Operation.................................................................................1005 Hydrostatic System Operation....................................................................1005 Transmission Control Circuit Operation (Flow Chart).............................................1006 Charge Pump Operation...........................................................................1007 Hydrostatic Charge Oil Filter Operation.........................................................1008 Neutral Charge Relief Valve Operation...........................................................1009 Multi-Function Valve Operation..................................................................1010 Hydraulic Integrated Circuit (HIC) Valve Operation..............................................1012 Park Brake Valve Operation......................................................................1013 Oil Cooler and Reservoir Bypass Operation.......................................................1014 Pump Pressure Control Pilot (PCP) Operation.....................................................1015 Pump Displacement Control Valve (PDCV) Operation................................................1016 Hydrostatic Pump Operation......................................................................1017 Flushing Valve and Operating Charge Relief Valve Operation......................................1018 Hydrostatic Motor Operation.....................................................................1019 Hydrostatic Cold Start Valve Operation..........................................................1021 Diagnostic Information..............................................................................1023 Hydrostatic System Schematic—Neutral (Park Brake On)............................................1023 Hydrostatic System Component Location...........................................................1027 Hydrostatic System Line Identification..........................................................1031 Park Brake System Component Location............................................................1034 Hydrostatic System Diagram—Neutral (Park Brake On)..............................................1037 Hydrostatic System Diagram—Reverse (Slow Speed).................................................1041 Hydrostatic System Diagram—Forward (Fast Speed).................................................1045 Overheating Malfunctions........................................................................1047 Overheating Diagnostic Procedure............................................................1047 Low Charge Pressure Malfunctions................................................................1049 Low Charge Pressure Diagnostic Procedure....................................................1049 Mistrack/Index Malfunctions.....................................................................1052 Mistrack or Index...........................................................................1052 Machine Full Speed Malfunctions.................................................................1055 Machine Will Not Reach Full Speed Diagnostic Procedure......................................1055 Low Power Malfunctions..........................................................................1057 Low Power Diagnostic Procedure..............................................................1057 Track Malfunctions..............................................................................1060 Engine Starts But One Or Both Tracks Will Not Move Diagnostic Procedure.....................1060 VCU Calibration Malfunctions....................................................................1063 VCU Calibration Malfunctions Diagnostic Procedure...........................................1063 Tests...............................................................................................1073 Ultra Clean® Hand Launcher......................................................................1073 Machine Supporting Procedure....................................................................1074 Transmission Oil Warm-Up Procedure..............................................................1076 Releasing Park Brake to Tow the Machine.........................................................1077 Hydrostatic Pump and Motor Initial Start-Up Procedure...........................................1079 Hydrostatic Pump Flushing Procedure.............................................................1080 Hydraulic Oil Cleanup Procedure.................................................................1080 Pressure Control Pilot (PCP) Manual Override Test...............................................1081 Pressure Control Pilot (PCP) Test...............................................................1083 Pressure Control Pilot (PCP) Internal Adjustment................................................1085 Multi-Function Relief Valve Test................................................................1087 Transmission Efficiency Test....................................................................1090 Neutral Charge Relief and Operating Charge Relief Pressure Test.................................1092 Pump Displacement Control Valve (PDCV) Neutral (Null) Adjustment................................1093 Pump Servo Pressure Test........................................................................1095 Motor Displacement Control Valve (MDCV) Adjustment..............................................1097 Hydrostatic Motor Min./Max. Angle Servo Piston Pressure Test....................................1099 Charge Pump Flow Test...........................................................................1101 Charge Pressure Sensor Test.....................................................................1103 Hydrostatic Cold Start Valve Test...............................................................1104 Hydrostatic Oil Cooler Bypass Test..............................................................1106 Hydrostatic Oil Reservoir Bypass Test...........................................................1108 Park Brake Test.................................................................................1110 Park Brake Relief Valve Test....................................................................1112 Cab Tilt Relief Valve Test......................................................................1113 Hand Pump Bleed Procedure.......................................................................1113 Heating and Air Conditioning............................................................................1115 Theory of Operation.................................................................................1117 Air Conditioning System Cycle Theory Of Operation...............................................1117 Diagnostic Information..............................................................................1119 Heater and Air Conditioner System Component Location............................................1119 Under Seat Heater System Component Location.....................................................1120 Diagnose Air Conditioning System Malfunctions...................................................1121 Air Conditioner System Does Not Operate.........................................................1121 Air Conditioner System Does Not Operate Diagnostic Procedure................................1121 Air Conditioner Does Not Cool Interior of Cab...................................................1123 Air Conditioner Does Not Cool Interior of Cab Diagnostic Procedure..........................1123 Air Conditioner Runs Constantly, Too Cool.......................................................1125 Air Conditioner Runs Constantly, Too Cold Diagnostic Procedure..............................1125 Diagnose Heater System Malfunctions.............................................................1126 Heater System Does Not Operate..................................................................1126 Heater System Does Not Operate Diagnostic Procedure.........................................1126 Heater Does Not Warm Interior of Cab............................................................1128 Heater Does Not Warm Interior of Cab Diagnostic Procedure...................................1128 Interior Windows Continue to Fog................................................................1129 Interior Windows Continue to Fog Diagnostic Procedure.......................................1129 Tests...............................................................................................1131 Refrigerant Cautions and Proper Handling........................................................1131 R134a Refrigerant Cautions......................................................................1131 Air Conditioner and Heater Operational Checks...................................................1132 Visual Inspection Of Components.............................................................1132 R134a Oil Charge Capacity.......................................................................1133 R134a Refrigerant Charge Capacity...............................................................1133 Refrigerant Hoses And Tubing Inspection.........................................................1134 Refrigerant Leak Test...........................................................................1134 Air Conditioner Compressor Clutch Test..........................................................1134 Air Conditioner High/Low Pressure Switch Test...................................................1135 Air Conditioner Freeze Control Switch Test......................................................1136 R134a Air Conditioning System Test..............................................................1137 Operating Pressure Diagnostic Chart.............................................................1138 Reference Material......................................................................................1139 Tool Information....................................................................................1141 JDG11446 750K Spacer Bar Installation...........................................................1141 Page Number................................................................................................. 3 Section 9000............................................................................................ 5 Group 01............................................................................................ 7 Section 9001............................................................................................ 28 Group 10............................................................................................ 29 Group 20............................................................................................ 43 Group 30............................................................................................ 53 Group 40............................................................................................ 93 Group 50............................................................................................ 389 Group 60............................................................................................ 395 Section 9005............................................................................................ 439 Group 10............................................................................................ 441 Section 9010............................................................................................ 487 Group 05............................................................................................ 489 Group 15............................................................................................ 491 Group 20............................................................................................ 499 Group 25............................................................................................ 501 Section 9015............................................................................................ 511 Group 05............................................................................................ 513 Group 10............................................................................................ 523 Group 15............................................................................................ 657 Group 16............................................................................................ 735 Group 17............................................................................................ 745 Group 20............................................................................................ 761 Section 9025............................................................................................ 826 Group 05............................................................................................ 827 Group 15............................................................................................ 881 Group 25............................................................................................ 977 Section 9026............................................................................................1004 Group 05............................................................................................1005 Group 15............................................................................................1023 Group 25............................................................................................1073 Section 9031............................................................................................1115 Group 05............................................................................................1117 Group 15............................................................................................1119 Group 25............................................................................................1131 Section 9050............................................................................................1139 Group 10............................................................................................1141
S.S 26/02/2025
