Complete Diagnosis and Tests technical manual with electrical wiring diagrams for John Deere Tractors 1654, JD1854, JD2054, JD2104, 6165J, 6185J, 6205J & 6210J 2WD / MFWD, with all the shop information to maintain, diagnose, rebuild like professional mechanics.

John Deere JD1654, 1854, 2054, 2104, 6165J, 6185J, 6205J, 6210J Tractors workshop Operation and Tests manual includes:
* 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.

TM802219 TM - All Inclusive 1654, 1854, 2054, 2104, 6165J, 6185J, 6205J & 6210J Tractors Diagnostic.pdf
TM802214 TM-All Inclusive 1654、1854、2054、2104、6165J、6185J、6205J 和 6210J拖拉机诊断.pdf

OMAL221436 Operator's Manual JD1654, JD1854, JD2054, and JD2104 Tractors, (Asia, English).pdf
OMAL221437 Operator's Manual 拖拉机 JD1654、JD1854、JD2054 和 JD2104.pdf
OMAL221438 Operator's Manual Tractors JD1654, JD1854, JD2054&JD2104
PC4667 Parts Catalog 1654 Tractor \ China Edition.pdf
PC4667Z Parts Catalog 1654 Tractor \ China Edition.pdf

Total Pages: 1,511 pages
File Format: PDF (bookmarked, ToC, Searchable, Printable, high quality)
Language: English Chinese

MAIN SECTIONS
Foreword
   General Information
      Safety Information
      General References
   Diagnostic Trouble Codes
      BCU Diagnostic Trouble Codes
      ECU Control Unit
   Observable Symptoms
      Electrical System
      Electronic Control Units
      PowrQuad Transmissions
      Drive Systems
      Steering and Brakes
      Hydraulic System
      Operator's Cab
   System Diagnosis
      Electronics
      Hydraulic System
   Engine
      General Information
      Operational Checks
      Tests and Adjustments
   Fuel, Air Intake and Cooling Systems
      Tests and Adjustments
      Fuel System
      Air Intake System
      Cooling System
      Cold-Weather Starting Aids
   Electrical System
      Fuse Box
      Starting and Charging Circuit
      CAN BUS and Service Connector
      ECU - Power
      ECU - Throttle and Fuel System
      ECU - Fuel Preheater and Aid Heater
      ECU - Sensors
      BCU - Electronic Hitch-Control
      BCU - Brakes
      BCU - PTO
      BCU - Front-Wheel Drive
      BCU - Differential Lock
      BCU - Hall Sending Unit Speedmeter
      BCU - Turn Signal and Hazard Warning Lights
      Panel Warning Lights
      Lights, Tail Lights and License Plate
      Work Lights
      Radio, Dome Light, Console Light and Beacon Light
      Horn and Accessories Socket
      Power Outlet
      Seat Compressor and Cigarette Lighter
      Fan and A/C
      Front Windshield Wiper and Washer
      Rear Windshield Wiper and Washer
      Trailer Connector
      Wiring Harnesses
      Connectors
   Electronic Control Units
      Operation and General Information on Diagnostics
      Interactive Tests
      Interactive Calibrations
      Information on How to Reprogram Control Units
      Data BUS Systems, Operation
      BCU - Basic Control Unit
      ECU Control Unit
   PowrQuad Transmissions
      Operational Check
      Tests and Adjustments
      Operation
      Range Box
   Drive Systems
      Operational Check
      Tests and Adjustments
      Operation
   Steering and Brakes
      Preliminary Checks
      Operational Check
      Tests and Adjustments
      Hydrostatic Steering
      Brakes
      Air brake system
   Hydraulic System
      Operational Check
      Tests and Adjustments
      Theory of operation
      Oil Filter, Charge Pump and Hydraulic Pump
      Hitch
      Selective control valves (SCV)
      Hydraulic block
   Operator's Cab
      Tests and Adjustments
      Operation
   Special Tools (Dealer-Fabricated)
      Special Tools (Dealer-Fabricated)
      Special Tools (Available as Spare Parts)

TABLE OF CONTENTS
Section 210: General Information....32
  Group 05: Safety Information....1379
    Recognize Safety Information....1379
    Follow Safety Instructions....36
    Replace Safety Signs....37
    Wear Protective Clothing....38
    Prevent Battery Explosions....39
    Service Tires Safely....40
    Keep ROPS Installed Properly....41
    Park Machine Safely....42
    Handle Fluids Safely—Avoid Fires....43
    Handle Fuel Safely—Avoid Fires....44
    Prepare for Emergencies....45
    Work in Clean Area....46
    Prevent Machine Runaway....47
    Work In Ventilated Area....48
    Avoid High-Pressure Fluids....49
    Use Proper Lifting Equipment....50
    Illuminate Work Area Safely....51
    Use Proper Tools....52
    Live With Safety....53
    Safety Measures on Electronic Control Units....54
  Group 15: General References....32
    General References—Summary of References....56
    Unified Inch Bolt and Cap Screw Torque Values....57
    Metric Bolt and Cap Screw Torque Values....59
    Hydraulic System Unified Inch Fitting Torques....61
    Hydraulic system metric fitting torques....62
    Component Identification Table....63
    How to use an Electrical Diagram....65
    Electrical Diagram Symbols....68
    Wire Numbers and Color Codes....70
    Troubleshooting Unsolved Problems....71
    Electrical System Visual Inspection....72
    Circuit Malfunctions....73
    Seven Steps Electrical Test Procedure....78
    Hydraulic System — Circuit Symbols....80
    Electrical System, Worksheet for Circuit/Harness Test....86
Section 211: Diagnostic Trouble Codes....88
  Group BCU: BCU Diagnostic Trouble Codes....88
    BCU 000084.02 - B09 - Hall Sending Unit Speedmeter, out of Valid Range....88
    BCU 000168.03 - Control Unit, Supply Voltage Too High....88
    BCU 000168.04 - Control Unit, Supply Voltage Too Low....88
    BCU 000168.16 - Control Unit, Supply Voltage Too High (Engine Speed Above 500 rpm)....88
    BCU 000168.17 - Control Unit, Supply Voltage Too Low (Engine Speed Above 1500 rpm)....88
    BCU 000168.18 - Control Unit, Supply Voltage Too Low (Engine Speed Above 500 rpm)....88
    BCU 000177.18 - Non-Existent Function Activated....88
    BCU 000186.02 - B06 - Sensor for Rear PTO Speed, Open Circuit....88
    BCU 000186.15 - B06 - Rear PTO Speed Sensor, Speed Present Despite Rear PTO Being Switched Off....88
    BCU 000186.17 - B06 - Rear PTO Speed Sensor, Speed Not Present....88
    BCU 000190.02 - Non-Existent Function Activated....88
    BCU 000237.02 - VIN Information, Mismatch....88
    BCU 000237.14 - VIN Information, System De-Activated....88
    BCU 000237.31 - VIN Information, Incorrect....88
    BCU 000629.12 - Control Unit Internal Fault....88
    BCU 000639.12 - Vehicle CAN BUS, High Error Rate....88
    BCU 000639.14 - Vehicle CAN BUS, Very High Error Rate....88
    BCU 000746.31 - Y05 - Differential Lock Solenoid Valve, Fault....88
    BCU 000980.07 - S21 - Rear PTO Switch, Fault....88
    BCU 001058.18 - Non-Existent Function Activated....88
    BCU 001079.03 - 5-volt Power Supply, Voltage Too High....88
    BCU 001079.04 - 5-volt Power Supply, Voltage Too Low....88
    BCU 001873.03 - B21 - Hitch Position Sensor, Voltage Too High....88
    BCU 001873.04 - B21 - Hitch Position Sensor, Voltage Too Low....88
    BCU 001873.15 - B21 - Hitch Position Sensor, Voltage Too High During Calibration....88
    BCU 001873.17 - B21 - Hitch Position Sensor, Voltage Too Low During Calibration....88
    BCU 001882.02 - Non-Existent Function Activated....88
    BCU 001882.15 - Non-Existent Function Activated....88
    BCU 001882.17 - Non-Existent Function Activated....88
    BCU 001883.31 - Rear PTO Speed Too High....89
    BCU 001890.03 - Non-Existent Function Activated....89
    BCU 001890.04 - Non-Existent Function Activated....89
    BCU 001890.31 - Non-Existent Function Activated....89
    BCU 001893.07 - Non-Existent Function Activated....89
    BCU 001894.31 - INFORMATION FOR OPERATOR: Rear PTO Switch was On When Engine was Started....89
    BCU 002000.09 - Incorrect CAN BUS Message, Information from ECU....89
    BCU 002392.31 - Non-Existent Function Activated....89
    BCU 002818.31 - Non-Existent Function Activated....89
    BCU 002876.07 - S08 - Turn signal switch, Fault (Turn Signal)....89
    BCU 303053.03 - B26 - Sensitivity Potentiometer, Signal Voltage Too High During Calibration....89
    BCU 303053.04 - B26 - Sensitivity Potentiometer, Signal Voltage Too Low During Calibration....89
    BCU 303054.03 - B27 - Depth-Setting Potentiometer, Signal Voltage Too High During Calibration....89
    BCU 303054.04 - B27 - Depth-Setting Potentiometer, Signal Voltage Too Low During Calibration....89
    BCU 303056.03 - B27 - Raise-Limit Potentiometer, Signal Voltage Too High During Calibration....89
    BCU 303056.04 - B27 - Raise-Limit Potentiometer, Signal Voltage Too Low During Calibration....89
    BCU 303057.03 - B27 - Rate-of-Drop Potentiometer, Signal Voltage Too High During Calibration....89
    BCU 303057.04 - B27 - Rate-of-Drop Potentiometer, Signal Voltage Too Low During Calibration....89
    BCU 522451.03 - Non-Existent Function Activated....89
    BCU 522451.04 - Non-Existent Function Activated....89
    BCU 522451.14 - Non-Existent Function Activated....89
    BCU 522507.31 - Control Unit Not Calibrated....89
    BCU 523438.02 - Control Unit Internal Fault....89
    BCU 523652.02 - Control Unit Connected to Wrong Harness Connector....89
    BCU 523689.31 - S22 - Differential Lock Switch, Fault....89
    BCU 523690.02 - S68 - Switches for Remote Control of Hitch (Left), Fault....89
    BCU 523701.05 - M08 - Stepper Motor for Hitch (Coil 2), Open Circuit....89
    BCU 523701.06 - M08 - Stepper Motor for Hitch (Coil 2), Current Too High....89
    BCU 523702.14 - VIN Information, System De-Activated....89
    BCU 523702.31 - VIN Information, Incorrect....89
    BCU 523703.02 - B41 - Draft Sensor, Distorted Signal During Calibration....89
    BCU 523703.03 - B41 - Draft Sensor, Voltage Too High During Calibration....89
    BCU 523703.04 - B41 - Draft Sensor, Voltage Too Low During Calibration....90
    BCU 523703.15 - B41 - Draft Sensor, Voltage Too High....90
    BCU 523703.17 - B41 - Draft Sensor, Voltage Too Low....90
    BCU 523704.02 - Non-Existent Function Activated....90
    BCU 523704.03 - Non-Existent Function Activated....90
    BCU 523704.04 - Non-Existent Function Activated....90
    BCU 523704.15 - Non-Existent Function Activated....90
    BCU 523704.17 - Non-Existent Function Activated....90
    BCU 523751.05 - M08 - Stepper Motor for Hitch (Coil 1), Open Circuit....90
    BCU 523751.06 - M08 - Stepper Motor for Hitch (Coil 1), Current Too High....90
    BCU 523753.16 - M08 - Stepper Motor for Hitch, Raising Deadband Too High During Calibration....90
    BCU 523753.18 - M08 - Stepper Motor for Hitch, Raising Deadband Too Low During Calibration....90
    BCU 523756.16 - M08 - Stepper Motor for Hitch, Lowering Deadband Too High During Calibration....90
    BCU 523756.18 - M08 - Stepper Motor for Hitch, Lowering Deadband Too Low During Calibration....90
    BCU 523758.11 - Non-Existent Function Activated....90
    BCU 523759.11 - Non-Existent Function Activated....90
    BCU 523760.04 - Turn Signal/Hazard Flasher System, Supply Voltage Too Low....90
    BCU 523760.31 - Turn Signal/Hazard Flasher System, Fault....90
    BCU 523826.03 - Non-Existent Function Activated....90
    BCU 523826.04 - Non-Existent Function Activated....90
    BCU 523834.03 - B27 - Depth-Setting Potentiometer, Voltage Too High....90
    BCU 523834.04 - B27 - Depth-Setting Potentiometer, Voltage Too Low....90
    BCU 523839.31 - Non-Existent Function Activated....90
    BCU 523843.02 - S24 - Quick Withdrawal Switch, Switch Status out of Valid Range....90
    BCU 523843.03 - S24 - Quick Withdrawal Switch, Voltage Too High....90
    BCU 523843.04 - S24 - Quick Withdrawal Switch, Voltage Too Low....90
    BCU 523904.31 - Non-Existent Function Activated....90
    BCU 523905.31 - Non-Existent Function Activated....90
    BCU 523908.14 - Non-Existent Function Activated....90
    BCU 523908.31 - Non-Existent Function Activated....90
    BCU 524055.11 - Control Unit Internal Fault....90
    BCU 524055.31 - Control Unit Not Calibrated....90
    BCU 524216.14 - Non-Existent Function Activated....91
    BCU 524216.31 - Non-Existent Function Activated....91
    BCU 524224.14 - Non-Existent Function Activated....91
    BCU 524224.31 - INFORMATION FOR OPERATOR: Rear PTO was Switched On When Engine Was Started....91
    BCU 524235.02 - Non-Existent Function Activated....91
    BCU 524235.31 - Y03 - Front-Wheel Drive Solenoid Valve, Fault....91
    BCU 524252.31 - Y04 - Solenoid Valve for Rear PTO, Fault....91
  Group ECU: ECU Control Unit....91
    ECU 000029.03 - B96 - Hand Throttle Potentiometer, Voltage Too High....91
    ECU 000029.04 - B96 - Hand Throttle Potentiometer, Voltage Too Low....91
    ECU 000084.31 - Incorrect CAN BUS Message, Wheel Speed from BCU....91
    ECU 000091.03 - B79 - Accelerator Pedal Potentiometer, Voltage Too High....91
    ECU 000091.04 - B79 - Accelerator Pedal Potentiometer, Voltage Too Low....91
    ECU 000097.03 - Water In Fuel Signal Out of Range....91
    ECU 000097.04 - Water In Fuel Signal Out of Range Low....91
    ECU 000097.16 - Water In Fuel Detected....91
    ECU 000105.00 - Manifold Air Temperature Signal Extremely High....91
    ECU 000105.03 - Manifold Air Temperature Signal Out of Range High....91
    ECU 000105.04 - Manifold Air Temperature Signal Out of Range Low....91
    ECU 000105.15 - Manifold Air Temperature Signal Slightly High....91
    ECU 000105.16 - Manifold Air Temperature Signal Moderately High....91
    ECU 000108.02 - Barometric Air Pressure Signal Invalid....91
    ECU 000110.00 - Coolant Temperature Signal Extremely High....91
    ECU 000110.03 - Coolant Temperature Signal Out of Range High....91
    ECU 000110.04 - Coolant Temperature Signal Out of Range Low....91
    ECU 000110.15 - Coolant Temperature Signal Slightly High....91
    ECU 000110.16 - Engine Coolant Temperature Moderately High....91
    ECU 000157.03 - Fuel Rail Pressure Signal Out of Range High....91
    ECU 000157.04 - Fuel Rail Pressure Signal Out of Range Low....91
    ECU 000157.10 - Fuel Rail Pressure Loss Detected....91
    ECU 000157.17 - Fuel Rail Pressure Not Developed....91
    ECU 000158.17 - ECU Power Down Error....91
    ECU 000160.02 - Wheel Speed Signal Incorrect....92
    ECU 000174.00 - Fuel Temperature Signal Extremely High....92
    ECU 000174.03 - Fuel Temperature Signal Out of Range High....92
    ECU 000174.04 - Fuel Temperature Signal Out of Range Low....92
    ECU 000174.16 - Fuel Temperature Signal Moderately High....92
    ECU 000189.00 - Engine Speed Derate Condition Exists....92
    ECU 000190.00 - Engine Speed Extremely High....92
    ECU 000190.16 - Engine Overspeed Moderate....92
    ECU 000237.02 - VIN Information, Mismatch....92
    ECU 000237.13 - VIN Option Code Invalid....92
    ECU 000237.31 - VIN Information, Incorrect....92
    ECU 000611.03 - Injector Shorted to Voltage Source....92
    ECU 000611.04 - Injector Shorted to Ground....92
    ECU 000627.01 - All Injector Circuits Have High Resistance....92
    ECU 000629.12 - ECU EEPROM Error....92
    ECU 000629.13 - ECU Boot Block Error....92
    ECU 000636.02 - Camshaft Position Signal Invalid....92
    ECU 000636.05 - Camshaft Position Circuit Has High Resistance....92
    ECU 000636.06 - Camshaft Position Circuit Has Low Resistance....92
    ECU 000636.08 - Camshaft Position Signal Missing....92
    ECU 000636.10 - Camshaft Position Signal Rate of Change Abnormal....92
    ECU 000637.02 - Crankshaft Position Signal Invalid....92
    ECU 000637.05 - Crankshaft Position Circuit Has High Resistance....92
    ECU 000637.06 - Crankshaft Position Circuit Has Low Resistance....92
    ECU 000637.07 - Crankshaft and Camshaft Position Signals Out of Sync....92
    ECU 000637.08 - Crankshaft Position Signal Missing....92
    ECU 000637.10 - Crankshaft Position Signal Rate of Change Abnormal....92
    ECU 000651.02 - Injector #1 Part Number Invalid....92
    ECU 000651.05 - Injector #1 Circuit Has High Resistance....92
    ECU 000651.06 - Injector #1 Circuit Has Low Resistance....92
    ECU 000651.07 - Injector #1 Not Responding....92
    ECU 000651.13 - Injector #1 Calibration Fault....92
    ECU 000652.02 - Injector #2 Part Number Invalid....92
    ECU 000652.05 - Injector #2 Circuit Has High Resistance....93
    ECU 000652.06 - Injector #2 Circuit Has Low Resistance....93
    ECU 000652.07 - Injector #2 Not Responding....93
    ECU 000652.13 - Injector #2 Calibration Fault....93
    ECU 000653.02 - Injector #3 Part Number Invalid....93
    ECU 000653.05 - Injector #3 Circuit Has High Resistance....93
    ECU 000653.06 - Injector #3 Circuit Has Low Resistance....93
    ECU 000653.07 - Injector #3 Not Responding....93
    ECU 000653.13 - Injector #3 Calibration Fault....93
    ECU 000654.02 - Injector #4 Part Number Invalid....93
    ECU 000654.05 - Injector #4 Circuit Has High Resistance....93
    ECU 000654.06 - Injector #4 Circuit Has Low Resistance....93
    ECU 000654.07 - Injector #4 Not Responding....93
    ECU 000654.13 - Injector #4 Calibration Fault....93
    ECU 000655.02 - Injector #5 Part Number Invalid....93
    ECU 000655.05 - Injector #5 Circuit Has High Resistance....93
    ECU 000655.06 - Injector #5 Circuit Has Low Resistance....93
    ECU 000655.07 - Injector #5 Not Responding....93
    ECU 000655.13 - Injector #5 Calibration Fault....93
    ECU 000656.02 - Injector #6 Part # Data Invalid....93
    ECU 000656.05 - Injector #6 Circuit Has High Resistance....93
    ECU 000656.06 - Injector #6 Circuit Has Low Resistance....93
    ECU 000656.07 - Injector #6 Not Responding....93
    ECU 000656.13 - Injector #6 Calibration Fault....93
    ECU 000676.03 - Glow Plug Relay Voltage Too High....93
    ECU 000676.05 - Glow Plug Relay Voltage Too Low....93
    ECU 001069.31 - Tire Size Error....93
    ECU 001347.03 - Suction Control Valve Signal Out of Range High....93
    ECU 001347.05 - Suction Control Valve Circuit Has High Resistance....93
    ECU 001347.07 - Fuel Rail Pressure Actual to Desired Mismatch....93
    ECU 001569.31 - Engine in Power Derate Condition....93
    ECU 002033.09 - Incorrect CAN BUS Message, CAN Message from BCU....93
    ECU 002033.14 - Communication Problem between ECU and BCU....93
    ECU 002033.19 - Communication Problem between ECU and BCU....94
    ECU 003509.03 - Sensor Supply #1 Voltage Out of Range High....94
    ECU 003509.04 - Sensor Supply #1 Voltage Out of Range Low....94
    ECU 003510.03 - Sensor Supply Voltage 2 Too High....94
    ECU 003510.04 - Sensor Supply Voltage 2 Too Low....94
    ECU 003511.03 - Sensor Supply Voltage 3 Too High....94
    ECU 003511.04 - Sensor Supply Voltage 3 Too Low....94
Section 212: Observable Symptoms....421
  Group 40: Electrical System....421
    Control Unit(s) Not Displayed....421
    Diagnostic Mode Cannot Be Entered or Connection Problems with Service ADVISOR (Cab Tractors)....421
    Problems with the CAN-BUS Connection to Service ADVISOR....421
    Problems with the Battery....421
    Problems with the Starter Motor....421
    Problems with the Fuel Preheater, Aid Heater and Fuel Pump....421
    Problems with the Instrument Unit....421
    Problems with the Horn....421
    Problems with Cigarette Lighter (E05)....421
    Problems with Seat with Compressor and Heater (A29)....421
    Problems with the Parking Lights....421
    Problems with Low-Beam Headlights....421
    Problems with High-Beam Headlights....421
    Problems with the Worklights on Front of Roof....421
    Problems with the Worklights on Rear of Roof....421
    Problems with the Radio....421
    Problems with the Air-Conditioning System and/or with the Fan....421
    Problems with the Front Windshield Wiper....421
    Problems with the Front Windshield Washer....421
    Problems with the Rear Windshield Wiper....421
    Problems with the Rear Windshield Washer....421
    Problems with the Beacon Light....421
  Group 45: Electronic Control Units....421
    Problems when Programming the BCU Control Unit....421
    Problems when Programming the ECU Control Unit....421
    Problem with the BCU Control Unit....421
    Problem with the Instrument Unit (Adjustment)....421
  Group 55: PowrQuad Transmissions....421
    Problems with PowrQuad Transmission....421
  Group 56: Drive Systems....422
    Problems with the PTO....422
  Group 60: Steering and Brakes....422
    Problems with the Brakes....422
    Problems with the Steering....422
  Group 70: Hydraulic System....422
    Problems with the Rockshaft....422
    Problems with the Rockshaft's Remote Control....422
  Group 90: Operator's Cab....422
    Problems with the Air-Conditioning System....422
Section 213: System Diagnosis....527
  Group 45: Electronics....527
    29-bit CAN BUS - Check (Cab Tractors)....532
    VIN Security Fault Diagnosis....536
  Group 70: Hydraulic System....527
    Check for PFC Hydraulic System....557
Section 220: Engine....576
  Group 05: General Information....576
    Information on Engine....578
  Group 10: Operational Checks....576
    Engine - Safety Measures....580
    Engine - Preliminary Engine Tests....581
  Group 15: Tests and Adjustments....576
    Engine - Tune-Up, Summary of References....583
    Engine - Measuring PTO Power Output....584
    Engine - Engine Tests with Service ADVISOR....590
Section 230: Fuel, Air Intake and Cooling Systems....591
  Group 15: Tests and Adjustments....591
    Fuel, Air Intake and Cooling Systems - Tests and Adjustments, Summary of References....594
    Fuel, Air Intake and Cooling Systems - General Information....595
    Fuel, Air Intake and Cooling Systems - Explanation of Checks....596
    Fuel, Air Intake and Cooling Systems - Safety Measures....597
    Fuel, Air Intake and Cooling Systems - Special Tools, Summary of References....598
    Fuel, Air Intake and Cooling Systems - Specifications....601
    Air Intake System - System Check....602
    Cooling System - Filling/Bleeding the System....603
    Cooling System - Leak Test....604
    Cooling System - Test Thermostat Opening Temperature....606
    Cooling System - Flow Testing in the Low-Temperature Circuit....608
    Cooling System - Check the Viscous Fan Drive....612
    Fuel System - Check the Fuel Transfer Pump....614
  Group 20A: Fuel System....591
    Fuel System - Theory of Operation, Summary of References....617
    Fuel System - Theory of Operation....618
    Fuel System - Fuel Cooler, Component Information....620
    Fuel System - Fuel Transfer Pump, Component Information....621
  Group 20B: Air Intake System....591
    Air Intake System - Theory of Operation, Summary of References....623
    Air Intake System - Theory of Operation....624
  Group 20C: Cooling System....591
    Cooling System - Summary of References....626
    Coolant Circuit - Description....627
    Cooling System Radiator - Description....629
    Itercooler - Description....630
    Ring-Shaped (Transmission Oil) Cooler - Description....631
    Automatic Drive Belt Tensioner - Theory of Operation....633
  Group 20D: Cold-Weather Starting Aids....591
    Cold-Weather Starting Aids - Summary of References....635
    Cold-Weather Starting Aids - General Information....636
    Cold-Weather Starting Aids - Coolant Heater - Component Information....637
    Cold-Weather Starting Aids - Transmission Oil Heater - Component Information....638
    Cold-Weather Starting Aids - Charge Pump Preheater - Component Information....639
Section 240: Electrical System....640
  Group 05A: Fuse Box....640
    Fuse Box - Theory of Operation....650
    Fuse Box - Electrical Diagram....651
  Group 05B: Starting and Charging Circuit....640
    Starting and Charging Circuit - Theory of Operation....654
    Starting and Charging Circuit - Electrical Diagram....655
    Circuit test for Starter motor checks (M01)....656
    Circuit test for Alternator (G02)....659
    Circuit test for Battery (G01)....664
    Circuit test for K01 Starter relay....667
  Group 05C: CAN BUS and Service Connector....640
    CAN BUS System - Theory of Operation....669
    CAN BUS System - Electrical Diagram....670
  Group 05D: ECU - Power....640
    ECU Power - Theory of Operation....672
    ECU Power - Electrical Diagram....673
  Group 05E: ECU - Throttle and Fuel System....640
    ECU Throttle and Fuel System - Theory of Operation....675
    ECU Throttle and Fuel System - Electrical Diagram....676
    Circuit test for Foot throttle (B79)....677
    Circuit test for Electrical hand throttle (B96)....680
  Group 05F: ECU - Fuel Preheater and Aid Heater....640
    ECU Fuel Preheater and Aid Heater - Theory of Operation....684
    ECU Fuel Preheater and Aid Heater - Electrical Diagram....685
    Circuit test for Fuel Pump (M31)....687
    Circuit test for Heating Element of Fuel Preheater (R02)....689
    Circuit test for Sender for Electrical starting aid heater (R15)....691
  Group 05G: ECU - Sensors....640
    ECU Sensors - Theory of Operation....694
    ECU Sensors - Electrical Diagram....695
    Circuit test for Engine Speed Sender (B72)....696
  Group 05H: BCU - Electronic Hitch-Control....641
    BCU - Electronic Hitch-Control - Theory of Operation....700
    BCU - Electronic Hitch-Control - Electrical Diagram....701
    Circuit test for Rockshaft Control Stepper Motor (M08)....703
    Circuit test for Sensitivity Potentiometer (B26)....705
    Circuit test for Depth-setting Potentiometer (R08)....708
    Circuit test for Rate-of-Drop Potentiometer (R06)....711
    Circuit test for Raise-Limit Potentiometer (R07)....714
    Circuit test for Position Sensor (B21)....717
    Circuit test for Position Sensor (B41)....721
    Circuit/harness test for Rapid Raise Switch (S24)....724
    Circuit test for Left Remote Control Switch (S68)....727
    Circuit test for Supply Voltage for 5-Volt BCU Components....730
  Group 05I: BCU - Brakes....641
    BCU - Brakes - Theory of Operation....734
    BCU - Brakes - Electrical Diagram....735
    Circuit test for Brake Pedal Sensor Unit (B88)....737
  Group 05J: BCU - PTO....641
    BCU - PTO - Theory of Operation....739
    BCU - PTO - Electrical Diagram....740
    Circuit test for PTO Switch (S21)....742
    Circuit test for PTO Solenoid Valve (Y04)....745
    Circuit test for Rear PTO Speed Sensor (B06)....748
  Group 05K: BCU - Front-Wheel Drive....641
    BCU - Front-Wheel Drive - Theory of Operation....752
    BCU - Front-Wheel Drive - Electrical Diagram....753
    Circuit test for Front-Wheel Drive Switch (S63)....755
    Circuit test for Front-Wheel Drive Solenoid Valve (Y03)....758
  Group 05L: BCU - Differential Lock....641
    BCU - Differential Lock - Theory of Operation....762
    BCU - Differential Lock - Electrical Diagram....763
    Circuit test for Differential Lock Switch (S22)....765
    Circuit test for Differential Lock Solenoid Valve (Y05)....768
  Group 05M: BCU - Hall Sending Unit Speedmeter....642
    BCU Hall Sending Unit Speedmeter - Theory of Operation....772
    BCU Hall Sending Unit Speedmeter - Electrical Diagram....773
    Circuit test for Hall Sending Unit Speedmeter (B09)....774
  Group 05N: BCU - Turn Signal and Hazard Warning Lights....642
    BCU - Turn Signal and Hazard Warning Lights - Theory of Operation....778
    BCU - Turn Signal and Hazard Warning Lights - Electrical Diagram....779
    Circuit test for hazard warning switch (S106)....781
    Circuit test for Turn Signal Switch (S08)....785
  Group 05O: Panel Warning Lights....642
    Panel Warning Lights - Theory of Operation....790
    Panel Warning Lights - Electrical Diagram....791
    Circuit test for Sender for air cleaner restriction warning light (B02)....793
    Circuit test for Fuel gauge sender (B03)....794
    Circuit test for Engine oil pressure sender (B04)....795
    Circuit test for Sender for the transmission oil filter sender (B07)....796
    Circuit test for Coolant temperature sender (B08)....797
    Circuit test for Transmission oil pressure sender (B31)....798
    Circuit test for Transmission oil temperature sender (B29)....799
  Group 05P: Lights, Tail Lights and License Plate....642
    Lights and Tail Lights - Theory of Operation....801
    Lights and Tail Lights - Electrical Diagram....802
    Lighting Circuits....804
  Group 05Q: Work Lights....642
    Work Lights - Theory of Operation....809
    Work Lights - Electrical Diagram....810
    Work lights....811
  Group 05R: Radio, Dome Light, Console Light and Beacon Light....642
    Radio, Dome Light, Console Light and Beacon Light - Theory of Operation....814
    Radio, Dome Light, Console Light and Beacon Light - Electrical Diagram....815
    Circuit test for Radio (A60 - Radio Circuits)....816
    Circuit test forDome Light (A08)....817
    Circuit test for Beacon light (E27)....819
  Group 05S: Horn and Accessories Socket....643
    Horn and Accessories Socket - Theory of Operation....821
    Horn and Accessories Socket - Electrical Diagram....822
    Circuit test for Horn (H01)....823
  Group 05T: Power Outlet....643
    Power Outlet - Theory of Operation....826
    Power Outlet - Electrical Diagram....827
  Group 05U: Seat Compressor and Cigarette Lighter....643
    Seat Compressor and Cigarette Lighter - Theory of Operation....829
    Seat Compressor and Cigarette Lighter - Electrical Diagram....830
    Seat and Cigarette lighter System....831
  Group 05V: Fan and A/C....643
    Fan and A/C - Theory of Operation....834
    Fan and A/C - Electrical Diagram....835
    Fan, Air Conditioning and Automatic A/C control....837
  Group 05W: Front Windshield Wiper and Washer....643
    Front Windshield Wiper and Washer - Theory of Operation....843
    Front Windshield Wiper and Washer - Electrical Diagram....844
    Front Windshield Wiper and Washer System....845
  Group 05X: Rear Windshield Wiper and Washer....643
    Rear Windshield Wiper and Washer - Theory of Operation....848
    Rear Windshield Wiper and Washer - Electrical Diagram....849
    Rear Windshield Wiper and Washer System....851
  Group 05Y: Trailer Connector....643
    Trailer Connector - Theory of Operation....854
    Trailer Connector - Electrical Diagram....855
  Group 10: Wiring Harnesses....643
    Disconnecting Electrical Circuits....857
    Location of Ground Points....858
    Removing and Installing Wiring Harness W01 — Power link Box....860
    Removing and Installing Wiring Harness W02 — Engine Wiring Harness (Cab Tractors)....861
    Removing and Installing Wiring Harness W04 — Headlights....863
    Removing and Installing Wiring Harness W08 — (Cab Tractors)....864
    Removing and Installing Wiring Harness W09 — Hood (Cab Tractors)....866
    Removing and Installing Wiring Harness W19 — Cab Roof....868
    Removing and Installing Wiring Harness W26 — Fan and Air Conditioning....869
    Removing and Installing Wiring Harness W28 — Front End of Transmission (Cab Tractors)....870
    Removing and Installing Wiring Harness W30 — Rear End of Transmission (Cab Tractors)....872
    Wiring Harness W31 — Power Take-Off for 7-Pin Socket....874
  Group 15: Connectors....644
    Connectors - Summary of References....877
    A01 - Fuse and relay box....879
    A02 - Fuse Box 2....882
    A03 - Fuse Box 3....883
    A04 - Fuse Box 4....884
    A05 - Fuse Box 5....885
    A06 - Power Link Box....886
    A08 - Dome Light....887
    A29 - Pneumatic operator's seat and rear wiper....888
    A60 - Radio....889
    A62 - Bus terminator....890
    A84 - Bus terminator engine....891
    B02 - Sender for air cleaner restriction warning light....892
    B03 - Fuel gauge sensor unit....893
    B04 - Sender for engine oil pressure indicator light....894
    B06 - Rear PTO Speed Sensor....895
    B07 - Transmission oil filter pressure sensor - Without AutoTrac™ Integrated....896
    B08 - Coolant temperature sensor....897
    B09 - Hall Sending Unit Speedmeter....898
    B14 - Compressor and thermostat switch....899
    B15 - Air conditioning system pressure switch....900
    B21 - Hitch-control position sensor....901
    B26 - Sensitivity potentiometer....902
    B27 - Feedback unit....903
    B29 - Transmission oil temperature sensor....904
    B30 - Hydrostatic oil temperature sensor....905
    B31 - Transmission oil pressure sender....906
    B36 - Neutral start switch....907
    B37 - Interface handbrake....908
    B41 - Draft potentiometer....909
    B56 - Water temperature engine sensor....910
    B59 - Manifold air temperature sensor....911
    B72 - Crankshaft speed sensor....912
    B74 - Event sensor....913
    B79 - Foot throttle....914
    B88 - Brake switch....915
    B96 - Electrical hand throttle....916
    B114 - Fuel temperature sensor....917
    B121 - Water in fuel sensor....918
    B137 - Fuel rail pressure sensor....919
    E01 - Right-hand front light....920
    E02 - Left-hand front light....921
    E05 - Cigarette lighter....922
    E09-R - Right-hand front working light....923
    E09-L - Left-hand front working light....924
    E11-1 - Right-hand rear working light....925
    E11-2 - Left-hand rear working light....926
    E12-2 - Console light....927
    E27 - Beacon light....928
    G01 - Battery....929
    G02 - Alternator....930
    H01 - Horn....931
    H77 - Aid heater indicator light....932
    K01 - Starter relay....933
    M01 - Starter motor....934
    M02 - Air conditioning compressor....935
    M03 - Wiper motor....936
    M04 - Wiper motor....937
    M05 - Windshield washer pump....938
    M06 - Windshield washer pump....939
    M07 - Fan motor....940
    M08 - Hitch-control stepper motor....941
    M10 - Fan motor....942
    M31 - Fuel pump....943
    R02 - Fuel preheater....944
    R03 - Resistors....945
    R15 - Electrical starting aid heater....946
    S01 - Starter switch....947
    S04 - Horn switch....948
    S08 - Turn signal switch....949
    S09 - Light switch....950
    S10 - Full/low beam light switch....951
    S14 - Fan switch....952
    S15 - Windshield wiper switch....953
    S18 - Rear wiper switch....954
    S20 - Windshield switch....955
    S21 - PTO switch....956
    S22 - Differential lock switch....957
    S36 - Beacon light switch....958
    S63 - Front-wheel drive switch....959
    S68 - External hitch-control switch....960
    S92-2 - Rear work lights switch....961
    S106 - Hazard warning lights switch....962
    W25 - Radio antenna....963
    X05 - Trailer connector....964
    X25 - Instrument right panel connector....965
    X26 - Instrument left panel connector....967
    X37 - Accessories socket....969
    X40 - Connector (W22 and W23)....970
    X42 - Connector (W21 and W22)....971
    X106 - Tail, brake and turn signal lights (right-hand)....972
    X107 - Tail, brake and turn signal lights (left-hand)....973
    X108 - Front right- hand turn signal light....974
    X109 - Front left-hand turn signal light....975
    X113 - License Light Connector....976
    X182 - Connector (W08 and W26)....977
    X234 - Connector (W30 and W31)....979
    X239 - Outlet Socket Connector....980
    X305 - Cooler grounding....981
    X400 - Connector (W08 and W19)....982
    X411 - Connector (W02 and W04)....985
    X430 - Connector (W08 and W30)....987
    X431 - Connector (W08 and W28)....990
    X450 - Connector (W02 and W08)....993
    X473 - Connector (W01 and W08)....996
    X504 - Connector (W08 and W09)....998
    X505 - Connector (W08 and W09)....1001
    X547 - Connector (W02 and W03)....1003
    X571 - Service connector (CAN Bus)....1004
    X612 - Speaker connector....1005
    X616-1 Basic control unit (BCU)....1006
    X616-2 Basic control unit (BCU)....1008
    X616-3 Basic control unit (BCU)....1011
    X844-1 — Engine control unit (ECU)....1013
    X844-2 — Engine control unit (ECU)....1015
    XGND1 - Cab ground wire....1017
    XGND2 - Cab ground wire....1018
    XGND5 - Cab ground wire....1019
    XGND6 - Rear wiper ground wire....1020
    XGND9 - Engine grounding....1021
    XGND10 - Cab roof ground wire....1022
    XGND14 - Cab roof ground wire....1023
    XGND58 - Fan and A/C wiring harness grounding....1024
    Y03 - Front-wheel drive solenoid valve....1025
    Y04 - PTO Solenoid....1026
    Y05 - Differential lock solenoid valve....1027
    Y44 - Suction control valve....1028
    Y47 - Injection valve....1029
Section 245: Electronic Control Units....1030
  Group 05: Operation and General Information on Diagnostics....1030
    Operation and General Information - Summary of References....1036
    Eletronic Control Units - Special Tools....1037
    Operation and General Information on Diagnostics - Abbreviations for Control Units....1038
    Operation and General Information on Diagnostics - Instrument Unit Adjustment....1039
    Operation and General Information on Diagnostics - Operation and Entering the Program Mode using the Performance Monitor....1045
    Operation and General Information on Diagnostics - Procedure for Dealing with Diagnostic Trouble Codes....1052
    Operation and General Information on Diagnostics - Accessing Addresses and Diagnostic Trouble Codes....1056
    Operation and General Information on Diagnostics - Approved Software for Control Units....1067
    Operation and General Information on Diagnostics - Locations and Allocations of Control Units....1068
  Group 10A: Interactive Tests....1030
    Interactive Tests - Summary of References....1070
    Procedure in the Event of Problems with Interactive Tests....1071
    BCU: Recording in Debug Mode....1072
    BCU: Control Unit Information and Input Addresses - Summary....1073
    BCU: BCU Test....1074
    ECU: Cylinder Misfire Test....1075
    ECU: Compression Test....1076
    ECU: Cylinder Cut-Out Test....1077
    ECU: Harness diagnostic mode test....1078
    ECU: Internal Data Monitor (IDM)....1079
    ECU: Communication Error Test....1080
    ECU: Control Unit Information and Summary....1081
    ECU: Engine Speed Change Test....1082
  Group 10B: Interactive Calibrations....1030
    Interactive Calibrations - Summary of References....1084
    Procedure in the Event of Problems with Interactive Calibration....1085
    BCU: Calibrate the Hitch Control....1086
    ECU: Calibrate the Electronic Fuel Injectors (Move Injectors to Different Positions or Replace Injectors, and Display Progress of Calibration)....1090
  Group 15: Information on How to Reprogram Control Units....1031
    Information on How to Program Control Units - Summary of References....1092
    General Information on How to Reprogram Control Units....1093
    Check and Download Tractor-Specific Software Information....1094
    Procedure When Replacing Control Units....1095
    Important Notes on Programming....1096
    Procedure When Programming Control Units....1097
    Procedure in the Event of a Problem Programming Control Units Protected by VIN....1098
    Procedure in the Event of a Programming Problem....1101
  Group 20: Data BUS Systems, Operation....1031
    Data BUS systems - Summary of References....1104
    Data BUS Systems - CAN BUS Systems....1105
    Data BUS Systems - CAN BUS Systems on Engines with Level 16 Control Unit (2-Valve HPCR Fuel System)....1107
    Data BUS systems - Plug Layout....1108
    Data BUS systems - Determining the Type of the CAN BUS Fault....1109
  Group BCU: BCU - Basic Control Unit....1031
    BCU - Summary of References....1112
    BCU - Summary of Addresses....1113
    BCU - Calibration and Input Addresses....1120
    BCU - Summary of Operational Checks....1122
    BCU - Theory of Operation (Basic Functions)....1123
    BCU - Theory of Operation (Hitch Control)....1125
    BCU - CAN BUS Information....1127
    Address BCU020 - Input Address, Engine Speed Sensor/Pulses per Engine Revolution....1128
    Address BCU021 - Input Address, Rear PTO Speed Sensor/Pulses per PTO Revolution....1129
    Address BCU022 - Input Address, Front-Wheel Drive Control Function....1130
    Address BCU023 - Vacant Input Address....1131
    Address BCU024 - Input Address, Settings for Units of Measurement in Display and for Acoustic Indicator for Turn Signal....1132
    Address BCU026 - Vacant Input Address....1133
    Address BCU027 - Vacant Input Address....1134
    Address BCU028 - Input Address, Rear PTO Present/Not Present....1135
    Address BCU029 - Vacant Input Address....1136
    Address BCU030 - Input Address, Sensor Diagnostics....1137
    Address BCU031 - Vacant Input Address....1138
    Address BCU034 - Input Address, Configuration of Instrument Unit and Self-Canceling Turn Signals....1139
    Address BCU035 - Input Address, Service Interval Setting....1140
    Address BCU041 - Vacant Input Address....1141
    Address BCU042 - Vacant Input Address....1142
    Address BCU043 - Vacant Input Address....1143
    Address BCU045 - Vacant Input Address....1144
    Address BCU046 - Input Address, Activate/De-activate Delayed Activation of Alternator....1145
    Address BCU047 - Input Address, Delayed Activation of Alternator, Configuration....1146
    Address BCU048 - Vacant Input Address....1147
    Address BCU049 - Vacant Input Address....1148
    Address BCU050 - Vacant Input Address....1149
    Address BCU051 - Vacant Input Address....1150
    Address BCU052 - Vacant Input Address....1151
    Address BCU055 - Input Address, Configuration of Acoustic Alarm....1152
    Address BCU056 - Input Address, Tire Configuration....1153
    Address BCU058 - Input Address, Sensor for Wheel Speed / Transmission Pulses per Axle Revolution....1154
    Address BCU060 - Vacant Input Address....1155
    Address BCU063 - Vacant Input Address....1156
    Address BCU065 - Vacant Input Address....1157
    Address BCU071 - Vacant Input Address....1158
    Address BCU073 - Vacant Input Address....1159
    Address BCU074 - Vacant Input Address....1160
    Address BCU075 - Vacant Input Address....1161
    Address BCU077 - Vacant Input Address....1162
    Address BCU078 - Vacant Input Address....1163
    Address BCU088 - Vacant Input Address....1164
    Address BCU089 - Vacant Input Address....1165
    Address BCU090 - Vacant Input Address....1166
    Address BCU091 - Vacant Input Address....1167
    Address BCU092 - Vacant Input Address....1168
    Address BCU093 - Vacant Input Address....1169
    Address BCU094 - Vacant Input Address....1170
    Address BCU097 - Input Address, Low Fuel Level Acoustic Alarm....1171
    Address BCU099 - Input Address, Automatic Deletion of Diagnostic Trouble Codes....1172
    Address BCU101 - Input Address, Leak-Off Function of Hitch Valve On or Off....1173
    Address BCU118 - Input Address, Quick Withdrawal and Hitch Dampening On or Off....1174
    Address BCU122 - Hitch Control Calibration....1175
    Address BCU138 - Input Address, Leak-off Function of Hitch Valve (Adjusting Stepper Motor Steps)....1183
    Address BCU145 - Input Address, Hitch Control On or Off....1184
    Address BCU154 - Input Address, Leak-off Function of Hitch Valve (Time Setting)....1185
    Address BCU162 - Input Address, Switching Off Hydraulic Oil Temperature Access (During Calibration)....1186
    Address BCU165 - Input Address, Raise Rate Setting....1187
    Address BCU167 - Input Address, Activate/De-activate Hitch Components....1188
    Address BCU174 - Input Address, Index for Load Control....1189
    Address BCU247 - Tractor Model Designation....1190
    Address BCU248 - Tractor Serial Number....1191
    B06 - Rear PTO Speed Sensor, Operational Check....1192
    B09 - Hall Sending Unit Speedmeter, Operational Check....1193
    B21 - Hitch Position Sensor, Operational Check....1194
    B26 - Sensitivity Potentiometer, Operational Check....1195
    B27 - Position Feedback Unit for Hitch Control, Operational Check....1196
    B41 - Draft Sensor, Operational Check....1198
    B88 - Brake Pedal Sensor Unit, Operational Check....1199
    M08 - Stepper Motor for Hitch, Operational Check....1200
    S08 - Turn Signal Switch, Operational Check....1201
    S21 - Rear PTO Switch, Operational Check....1202
    S22 - Differential Lock Switch, Operational Check....1203
    S24 - Quick Withdrawal Switch, Operational Check....1204
    S63 - Front-Wheel Drive Switch, Operational Check....1205
    S68 - Switch for Hitch Remote Control (Left), Operational Check....1206
    S106 - Hazard Warning Light Switch, Operational Check....1208
    Supply Voltage for 5-volt BCU Components, Operational Check....1209
  Group ECU: ECU Control Unit....1034
    ECU - Summary of References....1211
    ECU - Summary of Addresses (Level 16 ECU for 2-Valve Engine with HPCR)....1212
    ECU - Calibration and Input Addresses (Level 16 ECU for 2-Valve Engine with HPCR)....1215
    ECU - Summary of Operational Checks....1217
    ECU - Theory of Operation (Level 16 ECU for 2-Valve Engine with HPCR)....1218
    B02 - Air Cleaner Restriction Sensor, Operational Check....1221
    B96 - Hand Throttle Potentiometer, Operational Check....1222
    B79 - Accelerator Pedal Potentiometer, Operational Check....1224
    R15 - Heating Element of Electrical Starting Aid (2-Valve Engine with HPCR), Operational Check....1226
Section 255: PowrQuad Transmissions....1228
  Group 10: Operational Check....1228
    PowrQuad Transmission—Operational Check....1237
  Group 15: Tests and Adjustments....1228
    PowrQuad Transmission—Summary of References....1245
    PowrQuad Transmission— Special Tools....1246
    PowrQuad Transmission—System Check....1247
    PowrQuad Transmission—Test Ports....1255
    PowrQuad Transmission—Checking Rate of Flow at Cooler....1257
    PowrQuad Transmission—Checking the Cooler Relief Valve....1260
    PowrQuad Transmission—System Pressure Check....1263
    PowrQuad Transmission—Checking Lube Oil Pressure....1264
    PowrQuad Transmission—Checking Cooling Oil Pressure (Forward Clutch)....1266
    PowrQuad Transmission—Checking Cooling Oil Pressure (Reverse Brake)....1267
    PowrQuad Transmission—Checking Pressure at Forward Clutch....1268
    PowrQuad Transmission—Checking Pressure at Reverse Brake....1269
    PowrQuad Transmission—Checking Pressure at Brake B1....1270
    PowrQuad Transmission—Checking Pressure at Brake B2....1271
    PowrQuad Transmission—Checking Pressure at Brake B3....1272
    PowrQuad Transmission—Checking Pressure at Clutch C4....1273
    PowrQuad Transmission—Adjusting System Pressure....1275
    PowrQuad Transmission—Test Result Table....1277
    PowrQuad Transmission—Adjusting Gear Shift....1280
    PowrQuad Transmission—Adjusting Forward/Reverse Cable....1282
    PowrQuad Transmission—Adjusting Park Lock....1284
  Group 20: Operation....1228
    PowrQuad Transmission — Summary of References....1286
    PowrQuad Transmission—Layout....1287
    PowrQuad Module—Layout....1288
    PowrQuad Module—Cross-Sectional and 3D View....1290
    PowrQuad Module—Location of Valves, Sensors and Switches....1292
    PowrQuad Module—Element Engagement Chart....1295
    PowrQuad Module—Pneumatic Pump....1296
    PowrQuad Module—Transmission Oil Pump....1299
    PowrQuad Module — Pressure-Regulating Valve and Filter Relief Valve....1301
    PowrQuad Module—Overspeed Relief Valve and Anti-Cavitation Check Valve....1306
    PowrQuad Module—Clutch Cooling Components....1308
    PowrQuad Module —Clutch Cooling Valve (Forward/Reverse)....1309
    PowrQuad Module—System 1 Oil and System 2 Oil....1310
    PowrQuad Module—Hydraulic Schematic, Mechanically Actuated PowrQuad Module....1311
    PowrQuad Module—Operation of Forward/Reverse Modulation, Mechanically Actuated PowrQuad Module....1313
    PowrQuad Module—Neutral Start Circuit, Mechanically Actuated PowrQuad Module....1316
    PowrQuad Module—Operation of Gear-to-Gear Modulation, Mechanically Actuated PowrQuad Module....1317
  Group 30: Range Box....1229
    Range Transmission — Cross-Sectional View....1322
Section 256: Drive Systems....1324
  Group 10: Operational Check....1324
    Power train - operational check....1328
  Group 15: Tests and Adjustments....1324
    Tests and Adjustments—Summary of References....1443
    Tests and Adjustments—Special Tools....1333
    Drive Systems—System Check....1334
    Checking Pressure at the Front-Wheel Drive Clutch....1338
    Checking Pressure at the Hydraulic Differential Lock....1339
    Checking Pressure at the PTO....1340
    Drive Systems—Test Result Table....1343
  Group 20: Operation....1324
    Drive Systems—Summary of References....1345
    Front Wheel Drive Clutch—Cross-Sectional View....1346
    Front Wheel Drive Clutch—Oil Flow and Power Flow....1348
    Front Wheel Drive Clutch Disengaged—Oil Flow....1350
    Differential—Cross-Sectional View....1352
    Differential—Power Flows....1354
    Differential—Oil Flows....1356
    Final Drives—Operation and Cross-Sectional View....1359
    PTO Options—Description....1360
    PTO Options—PTO Modulating Valve and Solenoid Valve....1362
    PTO Options—PTO brake and PTO clutch....1364
    PTO Options—Power Flows....1366
Section 260: Steering and Brakes....1368
  Group 05: Preliminary Checks....1368
    Preliminary Checks—Summary of References....1371
    Preliminary Checks – Steering System....1372
    Preliminary Checks – Brake System....1376
  Group 10: Operational Check....1368
    Operational Checkout—Summary of References....1378
    Safety Information....1379
    Steering Check....1380
    Checking Brakes....1381
  Group 15: Tests and Adjustments....1368
    Tests Tests Tests & Adjustments—Summary of References{pgNO}1368 Adjustments—Summary of References{pgNO}1383 Adjustments—Summary of References....1382
    Steering and Brakes - Special Tools....1384
    Steering and Brakes - Specifications....1386
    Checking Steering Valve....1387
    Checking Brake System....1390
    Bleeding the Rear Brakes....1391
    Adjusting Brake Pedals and Switches....1392
  Group 20A: Hydrostatic Steering....1368
    Description of Steering Valves, Operation....1400
  Group 20B: Brakes....1368
    Brakes—Summary of Reference....1408
    Operation of Brake Piston, Plate and Disks....1409
    Brake released....1411
    Initial Braking....1413
    Brake Engaged....1415
    Rear Wheel Brakes, Operation....1417
  Group 20C: Air brake system....1368
    Steering and Brakes - Air Brakes, Summary of References....1419
    Steering and Brakes - Air Brakes, Description....1420
    Steering and Brakes - Air Brakes, Compressor....1422
    Steering and Brakes - Air Brakes, Pressure Regulating Valve....1423
    Steering and Brakes - Air Brakes, Compressed Air Tank....1424
    Steering and Brakes - Air Brakes, Trailer Control Valve....1425
    Steering and Brakes - Air Brakes, Coupling Ends....1426
Section 270: Hydraulic System....1427
  Group 10: Operational Check....1427
    Hydraulic System - Operational Check—Summary of References....1430
    General Information - Transmission and Hydraulic System, Introductory Checks....1431
    Hydraulic System - Load Check....1435
    Hitch Control – Operational Check....1436
    Hydraulic System - External Control of Hitch, Operational Check-Out....1438
    Hydraulic System - Selective Control Valves (M-SCV), Operational Check-Out....1439
  Group 15: Tests and Adjustments....1427
    Tests and Adjustments—Summary of References....1443
    Hydraulic System - Special Tools....1444
    Safety Measures for Hydraulic Checks....1446
    PFC Hydraulic System - Worksheet for the Hydraulic System Diagnostics....1448
    PFC Hydraulic System - Oil Pressure Test Ports....1451
    PFC Hydraulic System - Checking and Adjusting the Maximum Load Sense Pressure....1452
    PFC Hydraulic System - Check and Adjust System Oil Pressure....1454
    PFC Hydraulic System - Check and Adjust Differential Pressure....1456
    PFC Hydraulic System - Priority Circuit 1, Checking and Adjusting the Load Sense Oil Pressure for Steering....1458
    PFC Hydraulic System - Priority Circuit 3, Checking the Oil Pressure....1460
    PFC Hydraulic System - Hydraulic Pump, Checking the Delivery Rate....1462
    Hydraulic System - Hitch Valve, Rough Adjustment of the Raise and Lower Valves....1464
    Hydraulic System - Hitch Valve, Checking and Adjusting the Draft Potentiometer....1466
  Group 20: Theory of operation....1427
    Hydraulic System Theory of Operation—Summary of References....1469
    Hydraulic System - Summary of Abbreviations....1470
    PFC Hydraulic System - Summary of Components....1471
    PFC Hydraulic System — Symbolic Representation....1473
  Group 20A: Oil Filter, Charge Pump and Hydraulic Pump....1427
    Oil Filter, Charge Pump and Hydraulic Pump―Summary of References....1475
    PFC Hydraulic System - Hydraulic Oil Filter, Operation....1476
    PFC Hydraulic System - Charge Pump, Operation....1478
    PFC Hydraulic System - Hydraulic Pump, Operation....1480
    PFC Hydraulic System - Hydraulic Pump, Operating Modes....1484
    PFC Hydraulic System - Hydraulic Oil Primary Filter, Component Information....1491
    PFC Hydraulic System - Hydraulic Oil Filter, Component Information....1492
    PFC Hydraulic System - Charge Pump, Component Information....1493
    PFC Hydraulic System - Hydraulic Pump, Component Information....1495
  Group 20B: Hitch....1428
    Hitch - Summary of References....1497
    Hitch - Summary of Components....1498
    Hitch - Hitch Control, Operation....1500
    Hitch - Hitch Valve, Operation....1502
    Hitch - Position Sensor, Operation....1504
    Hitch - Draft Sensor, Operation....1505
    Hitch - Controls....1506
    Hitch - Direct Control....1507
  Group 20C: Selective control valves (SCV)....1428
    Selective Control Valves (SCVs) - Summary of References....1509
    Selective Control Valve (M-SCV 100) - Operation....1510
    Selective Control Valve (M-SCV 200) - Operation....1518
  Group 20D: Hydraulic block....1428
    PFC Hydraulic System - Hydraulic Block, Summary of References....1530
    PFC Hydraulic System - Hydraulic Block, Summary of Components....1531
    PFC Hydraulic System - Priority 1 Control Block, Component Information....1533
    PFC Hydraulic System - Priority 3 Control Block, Component Information....1535
Section 290: Operator's Cab....1537
  Group 15: Tests and Adjustments....1537
    Operational Checkout―Summary of References....1539
    Safety in the Workplace....1540
    Handling Refrigerant....1541
    Safety Equipment....1542
    In the Event of an Emergency....1543
    Storage of Refrigerant Containers....1544
    Refrigerant R134a....1545
    Important....1546
    Operator's Cab - Special Tools....1547
    Specification....1548
    Explanation Of Checks....1549
    Pressure Deviations....1563
  Group 20: Operation....1537
    Air Condtioning System - Summary of References....1566
    Air Condtioning System - R134A Refrigerant....1567
    Air Condtioning System - Principle of Heat Exchange....1568
    Refrigerant Circuit Layout (Cab Tractors)....1569
    Refrigerant Circuit Operation....1570
    Component Description....1572
    Air Condtioning System - Expansion Valve, Component Information....1576
    Thermostat Switch....1578
    Heating and Ventilation....1579
Section 299: Special Tools (Dealer-Fabricated)....1581
  Group 05: Special Tools (Dealer-Fabricated)....1581
    Special Tools (Dealer-Fabricated) — Summary....1583
    Retainer Tool....1584
    Adjustment Tool....1585
    DFRW2—Needle Valve Test Hose Assembly....1586
    DFLX10 and DFLX11—Test Harnesses....1587
    DFLX12—Special Tool for 11-bit and 29-bit CAN BUS....1588
    DFLX14—Solenoid Valve Test Harness....1589
  Group 10: Special Tools (Available as Spare Parts)....1581
    Special tool information....1591

John Deere 1654, 1854, 2054, 2104, 6165J, 6185J, 6205J, 6210J Tractors Diagnosis & Tests Service Manual (TM802219)