John Deere 644L Hybrid 4WD Loader (PIN 1DW644L_ __F705243—) Workshop Repair Service Manual Electrical Wiring Diagrams PDF (TM14410X19) - MJODTM14410X19.zip
An all-inclusive technical reference featuring electrical wiring schematics for the John Deere 644L Hybrid 4WD Loader (PIN 1DW644L_ __F705243— ), packed with shop-level guidance so you can service, troubleshoot, and rebuild this machine just like a certified technician (covering Diagnosis, Operation, Tests, Repair, Service, and Troubleshooting).
Contained within the John Deere 644L Hybrid 4WD Loader (PIN 1DW644L_ __F705243— ) technical service manual:
* Numbered table of contents easy to use so that you can find the information you need fast.
* Detailed sub-steps expand on repair procedure information
* Numbered instructions guide you through every repair procedure step by step.
* Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
* Notes, cautions and warnings throughout each chapter pinpoint critical information.
* Bold figure number help you quickly match illustrations with instructions.
* Detailed illustrations, drawings and photos guide you through every procedure.
* Enlarged inset helps you identify and examine parts in detail.
tm14410x19 - 644L Hybrid 4WD Loader (PIN 1DW644L_ __F705243— ) Technical Manual.epub
tm14410x19 - 644L Hybrid 4WD Loader (PIN 1DW644L_ __F705243— ) Technical Manual.pdf
PRODUCT DETAILS:
Total Pages: 2,400 pages
File Format: PDF/EPUB/MOBI/AZW (PC/Mac/Android/Kindle/iPhone/iPad; bookmarked, ToC, Searchable, Printable)
Language: English
TABLE OF CONTENTS...1
Section 9000: General Information...47
Group 01: Safety...47
Information for European Union Directives and Eurasian Economic Union Technical Regulations Compliance...53
Recognize Safety Information...57
Follow Safety Instructions...58
Operate Only If Qualified...59
Wear Protective Equipment...60
Avoid Unauthorized Machine Modifications...61
Inspect Machine...62
Stay Clear of Moving Parts...63
Avoid High-Pressure Fluids...64
Avoid High-Pressure Oils...65
Work In Ventilated Area...66
Prevent Fires...67
High Debris Applications...68
Prevent Battery Explosions...69
Handle Chemical Products Safely...70
Decommissioning — Proper Recycling and Disposal of Fluids and Components...71
Exhaust Filter Ash Handling and Disposal...72
Prepare for Emergencies...73
Add Cab Guarding for Special Uses...74
Use Steps and Handholds Correctly...75
Start Only From Operator's Seat...76
Use and Maintain Seat Belt...77
Prevent Unintended Machine Movement...78
Avoid Work Site Hazards...80
Use Special Care When Operating Loader...82
Keep Riders Off Machine...83
Avoid Backover Accidents...84
Avoid Machine Tip Over...85
Operating on Slopes...87
Operating or Traveling On Public Roads...88
Inspect and Maintain ROPS...89
Add and Operate Attachments Safely...90
Park and Prepare for Service Safely...91
Prepare Electric Drive System for Service Safely...92
Avoid Pressure Washing Electric Drive Components...93
Clean Exhaust Filter Safely...95
Service Cooling System Safely...98
Service Tires Safely...99
Remove Paint Before Welding or Heating...100
Make Welding Repairs Safely...101
Drive Metal Pins Safely...102
Section 9001: Diagnostic Trouble Codes (DTCs)...103
Group 10: Engine Control Unit (ECU) Diagnostic Trouble Codes...131
Engine Control Unit (ECU) Diagnostic Trouble Codes...131
000091.03 - Engine Throttle Short to Power...103
000091.04 - Engine Throttle Open or Short...103
000237.02 - Vehicle Identification Conflict...103
000237.13 - Vehicle Identification Fault...103
000237.31 - Communication Fault...103
001321.06 - Starter Relay High Current...103
001321.16 - Too Long to Start...103
001761.01 - Diesel Exhaust Fluid is Extremely Low...103
001761.18 - Diesel Exhaust Fluid is Very Low...103
002003.09 - Controller Area Network (CAN) Communication Lost for Transmission Control Unit (TCU)...103
002033.09 - Controller Area Network (CAN) Communication Lost for Vehicle Control Unit (VCU)...103
003031.12 - Diesel Exhaust Fluid Temperature Sensor Fault...103
003353.31 - Alternator Output Fault...103
003516.01 - Diesel Exhaust Fluid Concentration Extremely Low...103
003516.07 - Diesel Exhaust Fluid Concentration Invalid...103
003516.09 - Diesel Exhaust Fluid Tank Header Communication Fault...103
003516.12 - Diesel Exhaust Fluid Concentration Sensor Fault...103
003517.12 - Diesel Exhaust Fluid Tank Level Sensor Fault...103
004366.05 - DEF Tank Heater Coolant Control Valve Circuit Has High Resistance...103
004366.06 - DEF Tank Heater Coolant Control Valve Circuit Has Low Resistance...103
004366.16 - DEF Tank Temperature Moderately High...103
004366.18 - DEF Tank Insufficient Heating Fault...103
516434.01 - Emergency Override Usage Time Expired...103
516434.14 - Emergency Override Enabled and Deactivated...103
516434.31 - Emergency Override Enabled and Active...103
516435.14 - Emergency Override Enabled Time Expired...103
Group 20: Transmission Control Unit (TCU) Diagnostic Trouble Codes...167
Transmission Control Unit (TCU) Diagnostic Trouble Codes...167
000158.03 - Switched Power Voltage HIgh...103
000158.04 - Switched Power Voltage Low...104
000167.16 - Alternator Voltage High...104
000167.18 - Alternator Voltage Low...104
000168.16 - Battery Voltage High...104
000177.00 - Trans Oil Temp Overtemp...104
000177.04 - Trans Oil Temp Short to Ground...104
000177.15 - Trans Oil Temp High Temp...104
000177.16 - Trans Oil Temp High Temp...104
000190.00 - Engine Speed Too High...104
000237.02 - VIN Mismatch...104
000237.13 - VIN Options Not Learned...104
000237.31 - VIN Null or Missing...104
000544.02 - Ref Torque Invalid...104
002000.09 - CAN Comm Lost for ECU...104
002033.09 - CAN Comm Lost for VCU...104
002040.09 - CAN Comm Lost for PDU...104
002141.09 - CAN Comm Lost for SSM...104
002160.09 - CAN Comm Lost for GN1...104
002162.09 - CAN Comm Lost for MT1...104
520351.00 - GN1 IGBT Temp Overtemp...104
520351.15 - GN1 IGBT High Temp...104
520351.16 - GN1 IGBT High Temp...104
520505.16 - Motor Speed Too High...104
521041.00 - GN1 Winding Overtemp...104
521041.15 - GN1 Winding Temp High Temp...104
521041.16 - GN1 Winding Temp High Temp...104
521043.00 - Brake Res Temp Overtemp...104
521043.15 - Brake Res Temp High Temp...104
521043.16 - Brake Res Temp High Temp...104
521839.01 - DC Bus 0 Isolation Loss...104
521839.09 - DC Bus 0 Isolation Failure...104
521839.18 - DC Bus 0 Isolation Loss...104
521932.00 - MT1 IGBT Temp Overtemp...104
521932.15 - MT1 IGBT Temp High Temp...105
521932.16 - MT1 IGBT Temp High Temp...105
522000.02 - Invalid MT1 Software Rev...105
522252.02 - CL1 Hold Time Invalid...105
522252.16 - CL1 Hold Time Excessive...105
522252.18 - CL1 Hold Time Too Low...105
522253.02 - CL2 Hold Time Invalid...105
522253.16 - CL2 Hold Time Excessive...105
522253.18 - CL2 Hold Time Too Low...105
522254.02 - CL3 Hold Time Invalid...105
522254.16 - CL3 Hold Time Excessive...105
522254.18 - CL3 Hold Time Too Low...105
522327.00 - MT1 Winding Temp Overtemp...105
522327.15 - MT1 Winding Temp High Temp...105
522327.16 - MT1 Winding Temp High Temp...105
522364.00 - Clutch Cal High Speed...105
522364.01 - Clutch Cal Low Speed...105
522364.13 - Clutch Cal Required...105
522375.00 - Transmission Oil Filter Restricted...105
522392.02 - Clutch H Slippage...105
522392.03 - Clutch H HSD Short to Power...105
522392.05 - Clutch H HSD Open Circuit...105
522392.06 - Clutch H HSD Short to Ground...105
522392.10 - Clutch H Slippage...105
522392.16 - Clutch H LSD Short to Ground...105
522392.18 - Clutch H LSD Short to Power...105
522395.02 - Clutch M Slippage...105
522395.03 - Clutch M HSD Short to Power...105
522395.05 - Clutch M HSD Open Circuit...105
522395.06 - Clutch M HSD Short to Ground...105
522395.10 - Clutch M Slippage...105
522395.16 - Clutch M LSD Short to Ground...105
522395.18 - Clutch M LSD Short to Power...105
522399.02 - Clutch L Slippage...106
522399.03 - Clutch L HSD Short to Power...106
522399.05 - Clutch L HSD Open Circuit...106
522399.06 - Clutch L HSD Short to Ground...106
522399.10 - Clutch L Slippage...106
522399.16 - Clutch L LSD Short to Ground...106
522399.18 - Clutch L LSD Short to Power...106
522401.15 - Output Shaft Overspeed...106
523380.31 - Drivetrain Derate Active...106
523725.02 - Clutch H Fill Time Invalid...106
523725.16 - Clutch H Fill Time Excessive...106
523725.18 - Clutch H Fill Time Too Low...106
523726.02 - Clutch M Fill Time Invalid...106
523726.16 - Clutch M Fill Time Excessive...106
523726.18 - Clutch M Fill Time Too Low...106
523727.02 - Clutch L Fill Time Invalid...106
523727.16 - Clutch L Fill Time Excessive...106
523727.18 - Clutch L Fill Time Too Low...106
523821.02 - Invalid GN1 Software Rev...106
524099.02 - Water Pump Operation Fault...106
524265.19 - Checksum Error...106
524282.00 - Engage Gear High Speed...106
Group 30: Vehicle Control Unit (VCU) Diagnostic Trouble Codes...280
Vehicle Control Unit (VCU) Diagnostic Trouble Codes...280
000075.00 - Front Axle Oil Temp High...106
000075.03 - Front Axle Oil Temp Sensor Short to Power...106
000075.04 - Front Axle Oil Temp Sensor Short to Ground...106
000096.04 - Fuel Level Short to Ground...106
000096.05 - Fuel Level Open or Short...106
000096.10 - Fuel Level Abnormal Rate of Change...106
000158.03 - High Battery Voltage...106
000158.04 - Low Battery Voltage...106
000167.16 - Alternator High Voltage...106
000167.18 - Alternator Low Voltage...107
000168.16 - High Battery Voltage...107
000171.04 - Ambient Air Short to Ground...107
000177.00 - Transmission Oil Overtemp...107
000237.02 - Vehicle Identification Fault...107
000237.13 - Vehicle Identification Fault...107
000237.31 - Vehicle Identification Fault...107
000521.03 - Brake Pedal Position Sensor Short to Power...107
000521.04 - Brake Pedal Position Sensor Short to Ground...107
000521.13 - Brake Pedal Position Sensor Out of Calibration...107
000578.00 - Rear Axle Oil High Temp...107
000578.03 - Rear Axle Oil Temp Sensor Short to Power...107
000578.04 - Rear Axle Oil Temp Sensor Short to Ground...107
000629.12 - VCU Watchdog Time Out...107
000639.12 - VCU CAN 1 Failure...107
000639.14 - VCU CAN 1 Bus Off...107
000746.03 - Diff Lock Sol Short to Power...107
000746.05 - Diff Lock Sol Open Circuit...107
000746.06 - Diff Lock Sol High Current...107
000751.12 - Invalid Column FNR Range Selection...107
000785.03 - Pilot Solenoid Short to Power...107
000785.05 - Pilot Solenoid Open Circuit...107
000785.06 - Pilot Solenoid Short to Ground...107
000880.03 - Brake Lights Short to Power...107
000880.05 - Brake Lights Open Circuit...107
000880.06 - Brake Lights High Current...107
000977.03 - Rev Fan Sol Short to Power...107
000977.05 - Rev Fan Sol Open Circuit...107
000977.06 - Rev Fan Sol High Current...107
001071.03 - Fan Solenoid High Side (HS) Short to Power...107
001071.05 - Fan Solenoid High Side (HS) Open or Short...107
001071.06 - Fan Solenoid High Side (HS) High Current...107
001071.16 - Fan Solenoid Low Side (LS) High Current...107
001071.18 - Fan Solenoid Low Side (LS) Short to Power...108
001231.12 - VCU CAN 2 Failure...108
001231.14 - VCU CAN 2 Bus Off...108
001235.12 - VCU CAN 3 Failure...108
001235.14 - VCU CAN 3 Bus Off...108
001503.03 - Left Armrest Position Short to Power...108
001503.04 - Left Armrest Position Short to Ground...108
001503.11 - Left Armrest Position Undetermined...108
001503.13 - Left Armrest Position Circuit Fault...108
001529.03 - Ride Control Accumulator Pressure Short to Power...108
001529.04 - Ride Control Accumulator Pressure Short to Ground...108
001638.00 - Hydraulic Oil High Temperature...108
001638.03 - Hydraulic Oil Temperature Sensor Short to Power...108
001638.04 - Hydraulic Oil Temperature Sensor Short to Ground...108
001639.07 - Fan Speed Did Not Lower During Reversal...108
001639.08 - Fan Speed Sensor No Signal...108
001713.01 - Hydraulic Oil Filter Restricted...108
001762.03 - Hydraulic Pressure Sensor Short to Power...108
001762.04 - Hydraulic Pressure Sensor Open or Short...108
002000.09 - CAN Comm Lost with ECU...108
002003.09 - CAN Comm Lost with TCU...108
002040.09 - CAN Comm Lost with PDU...108
002052.09 - CAN Comm Lost with JSC...108
002129.09 - CAN Comm Lost with JSV...108
002141.09 - CAN Comm Lost with SSM...108
002169.09 - CAN Comm Lost with RDR...108
002251.09 - CAN Comm Lost with JDLink™...108
002350.03 - Drive Lamps Short to Power...108
002350.05 - Drive Lamps Open or Short...108
002350.06 - Drive Lamps High Current...108
002355.03 - Front Work Lights Short to Power...108
002355.05 - Front Work Lights Open or Short...108
002355.06 - Front Work Lights High Current...108
002356.03 - Front Work Lights Short to Power...109
002356.05 - Front Work Lights Open or Short...109
002356.06 - Front Work Lights High Current...109
002362.03 - Rear Work Lights Short to Power...109
002362.05 - Rear Work Lights Open or Short...109
002362.06 - Rear Work Lights High Current...109
002367.04 - Left Turn Switch Short to Ground...109
002368.03 - Left Turn Lights Short to Power...109
002368.05 - Left Turn Lights Open or Short...109
002368.06 - Left Turn Lights High Current...109
002369.04 - Right Turn Switch Short to Ground...109
002370.03 - Right Turn Lights Short to Power...109
002370.05 - Right Turn Lights Open or Short...109
002370.06 - Right Turn Lights High Current...109
002378.03 - Marker-Tail Lights Short to Power...109
002378.06 - Marker-Tail Lights High Current...109
002386.03 - Beacon Light Short to Power...109
002386.06 - Beacon Light High Current...109
002873.04 - Engine Light Switch Short to Ground...109
002875.04 - Hazard Wakeup Short to Ground...109
003509.04 - VCU Sensor 1 Voltage Low...109
003510.04 - VCU Sensor 2 Voltage Low...109
003511.04 - VCU Sensor 3 Voltage Low...109
003655.04 - Joystick Gear Up Switch Short to Ground...109
003656.04 - Joystick Gear Down Switch Short to Ground...109
004086.03 - LS Pressure Short to Power...109
004086.04 - LS Pressure Short to Ground...109
004952.04 - Seat Belt Switch Short to Ground...109
517290.03 - Brake Valve Pressure Sensor Short to Power...109
517290.04 - Brake Valve Pressure Sensor Short to Ground...109
520537.04 - Multi-Function Button 1 Short to Ground...109
520555.03 - Torque Pedal Short to Power...109
520555.04 - Torque Pedal Short to Ground...109
520652.03 - Bucket Curl Valve Solenoid HSD Short to Power...110
520652.05 - Bucket Curl Valve Solenoid HSD Open Circuit...110
520652.06 - Bucket Curl Valve Solenoid HSD Short to Ground...110
520652.16 - Bucket Curl Valve Solenoid LSD Short to Ground...110
520652.18 - Bucket Curl Valve Solenoid LSD Short to Power...110
520653.03 - Bucket Dump Valve Solenoid HSD Short to Power...110
520653.05 - Bucket Dump Valve Solenoid HSD Open Circuit...110
520653.06 - Bucket Dump Valve Solenoid HSD Short to Ground...110
520653.16 - Bucket Dump Valve Solenoid LSD Short to Ground...110
520653.18 - Bucket Dump Valve Solenoid LSD Short to Power...110