John Deere 770G, 770GP 772G, 772GP Motor Graders Operation and Test Technical Manual (TM13026X19)

John Deere 770G, 770GP 772G, 772GP Motor Graders Index:

• Contents
  • General Information
    • Safety
      • Recognize Safety Information
      • Follow Safety Instructions
      • Operate Only If Qualified
      • Wear Protective Equipment
      • Avoid Unauthorized Machine Modifications
      • Inspect Machine
      • Stay Clear of Moving Parts
      • Avoid High-Pressure Fluids
      • Avoid High-Pressure Oils
      • Work In Ventilated Area
      • Avoid Static Electricity Risk When Refueling
      • Prevent Fires
      • Prevent Battery Explosions
      • Handle Chemical Products Safely
      • Dispose of Waste Properly
      • Exhaust Filter Ash Handling and Disposal
      • Prepare for Emergencies
      • Clean Debris from Machine
      • Use Steps and Handholds Correctly
      • Start Only From Operator’s Seat
      • Use and Maintain Seat Belt
      • Prevent Unintended Machine Movement
      • Avoid Work Site Hazards
      • Keep Riders Off Machine
      • Avoid Backover Accidents
      • Avoid Machine Tip-Over
      • Operating or Traveling On Public Roads
      • Inspect and Maintain ROPS
      • Add and Operate Attachments Safely
      • Park and Prepare for Service Safely
      • Clean Exhaust Filter Safely
      • Service Cooling System Safely
      • Remove Paint Before Welding or Heating
      • Make Welding Repairs Safely
      • Drive Metal Pins Safely
      • Service Tires Safely
  • Diagnostics
    • TCU Diagnostic Trouble Codes
      • 000177.00 — Transmission Oil Temperature High
      • 000177.04 — Transmission Oil Temperature Sensor Circuit Fault
      • 000525.02 — Undefined Gear
      • 000525.12 — Undefined Gear
      • 000628.12 — Control Unit Programming
      • 000723.02 — Transmission Input Speed Fault
      • 002000.02 — Communication System Fault
      • 002000.09 — Communication System Message Missing
      • 002003.09 — Communication System Message Missing
      • 002033.02 — Communication System Fault
      • 002033.09 — Communication System Message Missing
      • 002034.09 — Communication System Message Missing
      • 002040.09 — Communication System Message Missing
      • 002160.09 — Communication System Message Missing
      • 002161.09 — Communication System Message Missing
      • 002162.09 — Communication System Message Missing
      • 002163.09 — Communication System Message Missing
      • 002165.09 — Communication System Message Missing
      • 002166.09 — Communication System Message Missing
      • 002167.09 — Communication System Message Missing
      • 002168.09 — Communication System Message Missing
      • 002213.09 — Communication System Message Missing
      • 002225.09 — Communication System Message Missing
      • 522252.00 — Clutch Pressure Too High
      • 522252.01 — Clutch Pressure Too Low
      • 522253.00 — Clutch Pressure Too High
      • 522253.01 — Clutch Pressure Too Low
      • 522254.00 — Clutch Pressure Too High
      • 522254.01 — Clutch Pressure Too Low
      • 522255.00 — Clutch Pressure Too High
      • 522255.01 — Clutch Pressure Too Low
      • 522256.00 — Clutch Pressure Too High
      • 522256.01 — Clutch Pressure Too Low
      • 522257.00 — Clutch Pressure Too High
      • 522257.01 — Clutch Pressure Too Low
      • 522258.00 — Clutch Pressure Too High
      • 522258.01 — Clutch Pressure Too Low
      • 522259.00 — Clutch Pressure Too High
      • 522259.01 — Clutch Pressure Too Low
      • 522397.04 — Not In Fwd Or Rev While In Gear
      • 522398.12 — Park Switch Fault
      • 522405.05 — Park Brake Pressure Switch Circuit Fault
      • 522413.12 — Gear Bits Active In Park
      • 522414.03 — Transmission Clutch D Solenoid Circuit Fault
      • 522414.05 — Transmission Clutch D Solenoid Circuit Fault
      • 522507.14 — Transmission Calibration Fault
      • 522517.31 — Engine Stall Prevention Active
      • 523655.03 — Forward And Reverse Switches Both Active
      • 523699.31 — Left 6WD Drive Pump Forward Solenoid Circuit Fault
      • 523700.00 — Inching Pedal Overuse
      • 523700.16 — Inching Pedal Overuse
      • 523700.31 — Transmission Clutch Slipping
      • 523708.02 — Inching Pedal Circuit Fault
      • 523712.31 — Transmission Calibration Fault
      • 523717.31 — Transmission Calibration Fault
      • 523718.31 — Transmission Calibration Fault
      • 523720.00 — Clutch Fill Time Too Long
      • 523720.01 — Clutch Fill Time Too Short
      • 523721.00 — Clutch Fill Time Too Long
      • 523721.01 — Clutch Fill Time Too Short
      • 523722.00 — Clutch Fill Time Too Long
      • 523722.01 — Clutch Fill Time Too Short
      • 523723.00 — Clutch Fill Time Too Long
      • 523723.01 — Clutch Fill Time Too Short
      • 523724.00 — Clutch Fill Time Too Long
      • 523724.01 — Clutch Fill Time Too Short
      • 523725.00 — Clutch Fill Time Too Long
      • 523725.01 — Clutch Fill Time Too Short
      • 523726.00 — Clutch Fill Time Too Long
      • 523726.01 — Clutch Fill Time Too Short
      • 523727.00 — Clutch Fill Time Too Long
      • 523727.01 — Clutch Fill Time Too Short
      • 523728.31 — Transmission Calibration Fault
      • 523729.31 — Transmission Calibration Fault
      • 523730.31 — Transmission Calibration Fault
      • 523731.31 — Transmission Calibration Fault
      • 523732.31 — Transmission Calibration Fault
      • 523733.31 — Transmission Calibration Fault
      • 523734.31 — Transmission Calibration Fault
      • 523735.04 — Valve Driver Supply Voltage Low
      • 523736.14 — Transmission And Park Brake Lever Circuit Fault
      • 523738.31 — Gear Selector Fault
      • 523739.31 — Gear Selector Fault
      • 523740.31 — Gear Selector Fault
      • 523741.31 — Started In Gear
      • 523742.31 — Gear Selector Fault
      • 523747.14 — Park Switch Fault
      • 523750.04 — Not Park Passive In Gear Or Neutral
      • 523754.03 — Not Park Active At Startup
      • 523755.05 — Park Start Input Passive At Power Up
      • 523761.03 — Transmission Clutch Circuit Fault
      • 523761.05 — Transmission Clutch Circuit Fault
      • 523762.03 — Transmission Clutch Circuit Fault
      • 523762.05 — Transmission Clutch Circuit Fault
      • 523763.03 — Transmission Clutch Circuit Fault
      • 523763.05 — Transmission Clutch Circuit Fault
      • 523764.03 — Transmission Clutch Circuit Fault
      • 523764.05 — Transmission Clutch Circuit Fault
      • 524173.00 — Inching Pedal Circuit Fault
      • 524173.01 — Inching Pedal Circuit Fault
      • 524173.12 — Inching Pedal Circuit Fault
      • 524271.03 — Transmission Clutch Circuit Fault
      • 524271.05 — Transmission Clutch Circuit Fault
      • 524272.03 — Transmission Clutch Circuit Fault
      • 524272.05 — Transmission Clutch Circuit Fault
      • 524273.03 — Transmission Clutch Circuit Fault
      • 524273.05 — Transmission Clutch Circuit Fault
      • 524275.31 — Gear Selector Fault
    • ECU Diagnostic Trouble Codes
      • 000029.03 — Decel Pedal Short To Power
      • 000091.03 — Accel Pedal Short To Power
      • 000091.04 — Accel Pedal Open Or Short
      • 000111.07 — Coolant Level Sensor Circuit Fault
      • 000237.02 — Vehicle Identification Conflict
      • 000237.13 — Vehicle Identification Fault
      • 000237.31 — Communication Fault
      • 001321.05 — Starter Relay Open Circuit
      • 001321.06 — Starter Relay High Current
      • 001321.16 — Too Long To Start
      • 001321.31 — Starter Sol Open Circuit
      • 002003.09 — CAN Comm Lost For TCU
      • 002033.09 — CAN Comm Lost For FLC
      • 003353.31 — Alternator Output Fault
      • 003587.06 — Ether Starting Aid Circuit Fault
      • 005004.06 — Softstart Solenoid Current High
      • 524225.31 — Start Signal Missing
    • ADU Diagnostic Trouble Codes
      • Advanced Display Unit (ADU) Diagnostic Trouble Codes
      • 000158.03 — Switched Power Circuit Fault
      • 000158.04 — Switched Power Circuit Fault
      • 000168.03 — Unswitched Power Circuit Fault
      • 000168.04 — Unswitched Power Circuit Fault
      • 000442.00 — Monitor Temperature High
      • 000442.01 — Monitor Temperature Low
      • 001491.11 — Display Failure
      • 003597.02 — Controller Power Supply Fault
      • 003598.02 — Controller Power Supply Fault
      • 003599.02 — Controller Power Supply Fault
      • 523436.14 — Display Processor Error
      • 523438.31 — Controller Memory Fault
      • 523651.02 — Controller Memory Fault
      • 523773.03 — Communication Circuit Fault
      • 523773.04 — Communication Circuit Fault
      • 523774.03 — Communication Circuit Fault
      • 523774.04 — Communication Circuit Fault
      • 524076.10 — Information Button Stuck
      • 524077.10 — Back Key Button Stuck
      • 524078.10 — Menu Select Button Stuck
      • 524080.10 — Down Arrow Button Stuck
      • 524082.10 — Up Arrow Button Stuck
    • FLC Diagnostic Trouble Codes
      • 000096.03 — Fuel Level Sensor Circuit Fault
      • 000096.04 — Fuel Level Sensor Circuit Fault
      • 000117.01 — Service Brake Pressure Low
      • 000117.04 — Service Brake Accumulator Switch Circuit Fault
      • 000167.03 — Switched Power Circuit Fault
      • 000167.04 — Switched Power Circuit Fault
      • 000168.03 — Unswitched Power Circuit Fault
      • 000168.04 — Unswitched Power Circuit Fault
      • 000237.02 — Vehicle Identification Fault
      • 000237.13 — Vehicle Identification Fault
      • 000237.31 — Vehicle Identification Fault
      • 000628.12 — Control Unit Programming
      • 000746.05 — Differential Lock Solenoid Circuit Fault
      • 000746.06 — Differential Lock Solenoid Circuit Fault
      • 000876.05 — A/C Compressor Clutch Circuit Fault
      • 000876.06 — A/C Compressor Clutch Circuit Fault
      • 000977.05 — Reversing Fan Solenoid Circuit Fault
      • 000977.06 — Reversing Fan Solenoid Circuit Fault
      • 001045.04 — Brake Light Switch Circuit Fault
      • 001071.03 — Fan Speed Solenoid Circuit Fault
      • 001071.04 — Fan Speed Solenoid Circuit Fault
      • 001638.00 — Hydraulic Oil Temperature High
      • 001638.03 — Hydraulic Oil Temperature Sensor Circuit Fault
      • 001638.04 — Hydraulic Oil Temperature Sensor Circuit Fault
      • 001639.00 — Hydraulic Fan Speed High
      • 001639.09 — Hydraulic Fan Speed High
      • 001639.16 — Hydraulic Fan Speed High
      • 001639.18 — Hydraulic Fan Speed Low
      • 001713.01 — Hydraulic Oil Filter Restricted
      • 001713.03 — Hydraulic Oil Filter Restriction Switch Circuit Fault
      • 001762.01 — Hydraulic Oil Pressure Low
      • 001762.03 — Hydraulic Pressure Sensor Circuit Fault
      • 001762.04 — Hydraulic Pressure Sensor Circuit Fault
      • 002000.09 — Communication System Message Missing
      • 002003.09 — Communication System Message Missing
      • 002034.09 — Communication System Message Missing
      • 002040.09 — Communication System Message Missing
      • 002141.09 — Communication System Message Missing
      • 002160.09 — Communication System Message Missing
      • 002161.09 — Communication System Message Missing
      • 002162.09 — Communication System Message Missing
      • 002163.09 — Communication System Message Missing
      • 002165.09 — Communication System Message Missing
      • 002166.09 — Communication System Message Missing
      • 002167.09 — Communication System Message Missing
      • 002168.09 — Communication System Message Missing
      • 002213.09 — Communication System Message Missing
      • 002225.09 — Communication System Message Missing
      • 002251.09 — Communication System Message Missing
      • 002348.05 — Hi Beam Light Circuit Fault
      • 002348.06 — Hi Beam Light Circuit Fault
      • 002350.05 — Low Beam Light Circuit Fault
      • 002350.06 — Low Beam Light Circuit Fault
      • 002352.05 — Cab Front Work Light Circuit Fault
      • 002352.06 — Cab Front Work Light Circuit Fault
      • 002353.05 — Front Work Light Circuit Fault
      • 002353.06 — Front Work Light Circuit Fault
      • 002356.05 — Front Cab Corner Light Circuit Fault
      • 002356.06 — Front Cab Corner Light Circuit Fault
      • 002360.05 — Rear Work Light Circuit Fault
      • 002360.06 — Rear Work Light Circuit Fault
      • 002362.05 — Rear Cab Corner Light Circuit Fault
      • 002362.06 — Rear Cab Corner Light Circuit Fault
      • 002366.05 — Right Side Work Light Circuit Fault
      • 002366.06 — Right Side Work Light Circuit Fault
      • 002368.06 — Left Turn Light Circuit Fault
      • 002370.06 — Right Turn Light Circuit Fault
      • 002378.06 — Marker/Tail Light Circuit Fault
      • 002386.06 — Rotary Beacon Circuit Fault
      • 002642.05 — Left Heated Mirror Circuit Fault
      • 002642.06 — Left Heated Mirror Circuit Fault
      • 002874.04 — Hi Beam Switch Circuit Fault
      • 002876.04 — Turn Signal Switch Circuit Fault
      • 003318.03 — Blade Pitch Sensor Circuit Fault
      • 003318.04 — Blade Pitch Sensor Circuit Fault
      • 003319.03 — Slope Sensor Circuit Fault
      • 003319.04 — Slope Sensor Circuit Fault
      • 003331.03 — Circle Rotate Sensor Circuit Fault
      • 003331.04 — Circle Rotate Sensor Circuit Fault
      • 003509.03 — Sensor Supply 1 Circuit Fault
      • 003509.04 — Sensor Supply 1 Circuit Fault
      • 003510.03 — Sensor Supply 2 Circuit Fault
      • 003510.04 — Sensor Supply 2 Circuit Fault
      • 004026.05 — Right Heated Mirror Circuit Fault
      • 004026.06 — Right Heated Mirror Circuit Fault
      • 520450.03 — Saddle Lock Pin Switch Circuit Fault
      • 521466.05 — Fan Direction/Relief Actuator Circuit Fault
      • 521466.06 — Fan Direction/Relief Actuator Circuit Fault
      • 521900.03 — Articulation Angle Sensor Circuit Fault
      • 521900.04 — Articulation Angle Sensor Circuit Fault
      • 522343.06 — Rear Window Defrost Relay Circuit Fault
      • 522375.01 — Transmission Oil Filter Restricted
      • 522375.03 — Transmission Oil Filter Restriction Switch Circuit Fault
      • 522415.05 — Front Lower Washer Pump Circuit Fault
      • 522415.06 — Front Lower Washer Pump Circuit Fault
      • 522416.05 — Front Lower Wiper Hi Speed Circuit Fault
      • 522416.06 — Front Lower Wiper Hi Speed Circuit Fault
      • 522417.05 — Front Lower Wiper Park Circuit Fault
      • 522418.05 — Front Lower Wiper Low Speed Circuit Fault
      • 522418.06 — Front Lower Wiper Low Speed Circuit Fault
      • 522426.05 — Rear Wiper Park Circuit Fault
      • 522427.05 — Front Wiper Park Circuit Fault
      • 522433.05 — Rear Wiper Low Speed Circuit Fault
      • 522433.06 — Rear Wiper Low Speed Circuit Fault
      • 522434.05 — Front Wiper Low Speed Circuit Fault
      • 522434.06 — Front Wiper Low Speed Circuit Fault
      • 522435.05 — Front Wiper Hi Speed Circuit Fault
      • 522435.06 — Front Wiper Hi Speed Circuit Fault
      • 522796.05 — Rear Washer Pump Circuit Fault
      • 522796.06 — Rear Washer Pump Circuit Fault
      • 522797.05 — Front Washer Pump Circuit Fault
      • 522797.06 — Front Washer Pump Circuit Fault
      • 523688.03 — Steering Angle Sensor Circuit Fault
      • 523688.04 — Steering Angle Sensor Circuit Fault
      • 523689.04 — Diff Lock Switch Circuit Fault
      • 523901.04 — Front Left Window Switch Circuit Fault
      • 524044.01 — Axle Oil Filter Restricted
      • 524044.03 — Axle Oil Filter Restriction Switch Circuit Fault
    • HVC Diagnostic Trouble Codes
      • 000583.03 — Mainfall Sensor Circuit Fault
      • 000583.04 — Mainfall Sensor Circuit Fault
      • 000628.12 — Control Unit Programming
      • 001503.04 — Left Armrest Position Circuit Fault
      • 001503.13 — Left Armrest Position Circuit Fault
      • 001565.04 — Left Armrest Down Switch Circuit Fault
      • 001566.04 — Right Armrest Down Switch Circuit Fault
      • 001899.03 — Circle Side Shift Valve Circuit Fault
      • 001899.04 — Circle Side Shift Valve Circuit Fault
      • 001900.03 — Circle Side Shift Valve Circuit Fault
      • 001900.04 — Circle Side Shift Valve Circuit Fault
      • 001911.03 — Wheel Lean Valve Circuit Fault
      • 001911.04 — Wheel Lean Valve Circuit Fault
      • 001912.03 — Wheel Lean Valve Circuit Fault
      • 001912.04 — Wheel Lean Valve Circuit Fault
      • 001923.03 — Right Blade Lift Valve Circuit Fault
      • 001923.04 — Right Blade Lift Valve Circuit Fault
      • 001924.03 — Right Blade Lift Valve Circuit Fault
      • 001924.04 — Right Blade Lift Valve Circuit Fault
      • 001935.03 — Articulation Valve Circuit Fault
      • 001935.04 — Articulation Valve Circuit Fault
      • 001936.03 — Articulation Valve Circuit Fault
      • 001936.04 — Articulation Valve Circuit Fault
      • 001947.03 — Circle Rotate Valve Circuit Fault
      • 001947.04 — Circle Rotate Valve Circuit Fault
      • 001948.03 — Circle Rotate Valve Circuit Fault
      • 001948.04 — Circle Rotate Valve Circuit Fault
      • 001959.03 — Blade Side Shift Valve Circuit Fault
      • 001959.04 — Blade Side Shift Valve Circuit Fault
      • 001960.03 — Blade Side Shift Valve Circuit Fault
      • 001960.04 — Blade Side Shift Valve Circuit Fault
      • 001971.03 — Left Blade Lift Valve Circuit Fault
      • 001971.04 — Left Blade Lift Valve Circuit Fault
      • 001972.03 — Left Blade Lift Valve Circuit Fault
      • 001972.04 — Left Blade Lift Valve Circuit Fault
      • 002000.09 — Communication System Message Missing
      • 002003.09 — Communication System Message Missing
      • 002033.09 — Communication System Message Missing
      • 002034.09 — Communication System Message Missing
      • 002160.09 — Communication System Message Missing
      • 002161.09 — Communication System Message Missing
      • 002162.09 — Communication System Message Missing
      • 002163.09 — Communication System Message Missing
      • 002165.09 — Communication System Message Missing
      • 002166.09 — Communication System Message Missing
      • 002167.09 — Communication System Message Missing
      • 002168.09 — Communication System Message Missing
      • 005693.04 — Right Armrest Position Circuit Fault
      • 005693.13 — Right Armrest Position Circuit Fault
      • 520752.04 — Return to Straight Switch 1 Circuit Fault
      • 520753.04 — Return to Straight Switch 2 Circuit Fault
      • 520754.04 — Return to Straight Switch 3 Circuit Fault
      • 520755.04 — Return to Straight Switch 4 Circuit Fault
      • 523849.13 — Return to Straight Module Circuit Fault
    • AVC Diagnostic Trouble Codes
      • 000628.12 — Control Unit Programing
      • 001995.03 — Blade Pitch Valve Circit Fault
      • 001995.04 — Blade Pitch Valve Circit Fault
      • 001996.03 — Blade Pitch Valve Circit Fault
      • 001996.04 — Blade Pitch Valve Circit Fault
      • 002000.09 — Communication System Message Missing
      • 002003.09 — Communication System Message Missing
      • 002033.09 — Communication System Message Missing
      • 002160.09 — Communication System Message Missing
      • 002161.09 — Communication System Message Missing
      • 002162.09 — Communication System Message Missing
      • 002163.09 — Communication System Message Missing
      • 002165.09 — Communication System Message Missing
      • 002166.09 — Communication System Message Missing
      • 002167.09 — Communication System Message Missing
      • 002168.09 — Communication System Message Missing
      • 002213.09 — Communication System Message Missing
      • 002263.03 — Draft Frame Auxilliary Valve 1 Circuit Fault
      • 002263.04 — Draft Frame Auxilliary Valve 1 Circuit Fault
      • 002264.03 — Draft Frame Auxilliary Valve 1 Circuit Fault
      • 002264.04 — Draft Frame Auxilliary Valve 1 Circuit Fault
      • 002275.03 — Under Cab Auxilliary Valve 2 Circuit Fault
      • 002275.04 — Under Cab Auxilliary Valve 2 Circuit Fault
      • 002276.03 — Under Cab Auxilliary Valve 2 Circuit Fault
      • 002276.04 — Under Cab Auxilliary Valve 2 Circuit Fault
      • 002287.03 — Under Cab Auxilliary Valve 3 Circuit Fault
      • 002287.04 — Under Cab Auxilliary Valve 3 Circuit Fault
      • 002288.03 — Under Cab Auxilliary Valve 3 Circuit Fault
      • 002288.04 — Under Cab Auxilliary Valve 3 Circuit Fault
      • 002299.03 — Under Cab Auxilliary Valve 1 Circuit Fault
      • 002299.04 — Under Cab Auxilliary Valve 1 Circuit Fault
      • 002300.03 — Under Cab Auxilliary Valve 1 Circuit Fault
      • 002300.04 — Under Cab Auxilliary Valve 1 Circuit Fault
      • 002311.03 — Draft Frame Auxilliary Valve 2 Circuit Fault
      • 002311.04 — Draft Frame Auxilliary Valve 2 Circuit Fault
      • 002312.03 — Draft Frame Auxilliary Valve 2 Circuit Fault
      • 002312.04 — Draft Frame Auxilliary Valve 2 Circuit Fault
      • 002323.03 — Draft Frame Auxilliary Valve 3 Circuit Fault
      • 002323.04 — Draft Frame Auxilliary Valve 3 Circuit Fault
      • 002324.03 — Draft Frame Auxilliary Valve 3 Circuit Fault
      • 002324.04 — Draft Frame Auxilliary Valve 3 Circuit Fault
      • 003510.03 — Sensor Supply Circuit Fault
      • 003510.04 — Sensor Supply Circuit Fault
      • 004528.03 — Right Auxiliary Joystick X Axis 2 Circuit Fault
      • 004528.04 — Right Auxiliary Joystick X Axis 2 Circuit Fault
      • 004531.03 — Right Auxiliary Joystick X Axis Circuit Fault
      • 004531.04 — Right Auxiliary Joystick X Axis Circuit Fault
      • 004531.13 — Right Auxiliary Joystick Circuit Fault
      • 004532.03 — Right Auxiliary Joystick Y Axis 2 Circuit Fault
      • 004532.04 — Right Auxiliary Joystick Y Axis 2 Circuit Fault
      • 004535.03 — Right Auxiliary Joystick Y Axis Circuit Fault
      • 004535.04 — Right Auxiliary Joystick Y Axis 2 Circuit Fault
      • 004535.13 — Right Auxiliary Joystick Circuit Fault
      • 004539.03 — Right Auxiliary Joystick 2 Switch Circuit Fault
      • 004539.04 — Right Auxiliary Joystick 2 Switch Circuit Fault
      • 004540.03 — Right Blade Lift Float Switch Circuit Fault
      • 004540.04 — Right Blade Lift Float Switch Circuit Fault
      • 004541.03 — Right Auxiliary Joystick 1 Switch Circuit Fault
      • 004541.04 — Right Auxiliary Joystick 1 Switch Circuit Fault
      • 004713.03 — Left Auxiliary Joystick X Axis 2 Circuit Fault
      • 004713.04 — Left Auxiliary Joystick X Axis 2 Circuit Fault
      • 004716.03 — Left Auxiliary Joystick X Axis Circuit Fault
      • 004716.04 — Left Auxiliary Joystick X Axis 2 Circuit Fault
      • 004716.13 — Left Auxiliary Joystick Circuit Fault
      • 004717.03 — Left Auxilliary Joystick Y Axis 2 Circuit Fault
      • 004717.04 — Left Auxilliary Joystick Y Axis 2 Circuit Fault
      • 004720.03 — Left Auxilliary Joystick Y Axis Circuit Fault
      • 004720.04 — Left Auxilliary Joystick Y Axis Circuit Fault
      • 004720.13 — Left Auxilliary Joystick Circuit Fault
      • 004724.03 — Left Auxilliary Joystick 2 Switch Circuit Fault
      • 004724.04 — Left Auxilliary Joystick 2 Switch Circuit Fault
      • 004725.03 — Left Blade Lift Float Switch Circuit Fault
      • 004725.04 — Left Blade Lift Float Switch Circuit Fault
      • 004726.03 — Left Auxilliary Joystick 1 Circuit Fault
      • 004726.04 — Left Auxilliary Joystick 1 Circuit Fault
      • 516292.05 — Under Cab End Plate Warm Up Circuit Fault
      • 516292.06 — Under Cab End Plate Warm Up Circuit Fault
      • 516300.05 — Draft Frame End Plate Warm Up Circuit Fault
      • 516300.06 — Draft Frame End Plate Warm Up Circuit Fault
    • OC3 Diagnostic Trouble Codes
      • 002033.09 — Communication System Message Missing
      • 002634.04 — Ignition Relay Circuit Fault
      • 002634.05 — Ignition Relay Circuit Fault
      • 520752.04 — SSM Button Stuck
      • 520752.09 — Communication System Message Missing
      • 520753.04 — SSM Button Stuck
      • 520753.09 — Lost Rear Defrost LED Message
      • 520754.04 — SSM Button Stuck
      • 520754.09 — Lost Lower Washer LED Message
      • 520755.04 — SSM Button Stuck
      • 520755.09 — Lost Lower Wiper LED Message
      • 523335.04 — SSM Button Stuck
      • 523335.09 — Lost Rear Wiper LED Message
      • 523336.04 — SSM Button Stuck
      • 523336.09 — Lost Rear Washer LED Message
      • 523338.04 — SSM Button Stuck
      • 523338.09 — Lost Auto Blade LED Message
      • 523339.04 — SSM Button Stuck
      • 523339.09 — Lost Auto Diff Lock LED Message
      • 523340.04 — SSM Button Stuck
      • 523340.09 — Lost Auto Trans LED Message
      • 523849.04 — SSM Button Stuck
      • 523849.09 — Lost A/C LED Message
      • 523850.04 — SSM Button Stuck
      • 523850.09 — Lost Front Wiper LED Message
      • 523852.04 — SSM Button Stuck
      • 523852.09 — Lost Front Washer LED Message
      • 523854.04 — SSM Button Stuck
      • 523854.09 — Lost R Cab Work Lts LED Message
      • 523855.04 — SSM Button Stuck
      • 523855.09 — Lost Cab Corner Lts LED Message
      • 523856.04 — SSM Button Stuck
      • 523856.09 — Lost Spare Button LED Message
      • 523857.04 — SSM Button Stuck
      • 523857.09 — Lost Drive Lts LED Message
      • 523858.04 — SSM Button Stuck
      • 523858.09 — Lost Frame Work Lt LED Message
      • 523860.04 — SSM Button Stuck
      • 523860.09 — Lost Cab Front Lts LED Message
      • 523861.04 — SSM Button Stuck
      • 523861.09 — Lost Lever Steering LED Message
      • 523862.04 — SSM Button Stuck
      • 523862.09 — Lost Saddle Lock Pin LED Message
      • 523863.04 — SSM Button Stuck
      • 523863.09 — Lost Hydraulic Enable LED Message
      • 523864.04 — SSM Button Stuck
      • 523864.09 — Lost Hazard LED Message
      • 523865.04 — SSM Button Stuck
      • 523865.09 — Lost Beacon Light LED Message
      • 523867.04 — SSM Button Stuck
      • 523867.09 — Lost Ignition Off LED Message
      • 523868.04 — SSM Button Stuck
      • 523868.09 — Lost Ignition On LED Message
    • HWD Diagnostic Trouble Codes
      • 000598.04 — Bottom of Inch Pedal Circuit Fault
      • 000611.02 — Left Pump Neutral Out of Adjustment
      • 000611.06 — No Left Motor Speed During Calibration
      • 000611.07 — No Left Motor Speed During Warm Up
      • 000611.11 — Left Forward Calibration Fault
      • 000612.02 — Right Pump Neutral Out of Adjustment
      • 000612.06 — No Right Motor Speed During Calibration
      • 000612.07 — No Right Wheel Speed During Warm Up
      • 000612.11 — Right Forward Calibration Fault
      • 000613.11 — Left Reverse Calibration Fault
      • 000614.07 — Left Hi/Low Solenoid Off During Calibration
      • 000614.11 — Right Reverse Calibration Fault
      • 000615.07 — Right Hi/Lo Solenoid Off During Calibration
      • 000628.12 — Control Unit Programming
      • 001592.00 — 6WD Left Motor Overspeed
      • 001593.00 — 6WD Right Motor Overspeed
      • 002003.09 — Communication System Message Missing
      • 002538.31 — Precision Mode Fault
      • 002612.04 — 6WD On/Off/Precision Switch Circuit Fault
      • 522447.04 — 6WD Right Forward Solenoid Circuit Fault
      • 522447.05 — 6WD Right Forward Solenoid Circuit Fault
      • 522448.04 — 6WD Right Reverse Solenoid Circuit Fault
      • 522448.05 — 6WD Right Reverse Solenoid Circuit Fault
      • 522449.04 — 6WD Left Reverse Solenoid Circuit Fault
      • 522449.05 — 6WD Left Reverse Solenoid Circuit Fault
      • 522450.04 — 6WD Left Forward Solenoid Circuit Fault
      • 522450.05 — 6WD Left Forward Solenoid Circuit Fault
      • 523216.05 — Switched Power Circuit Fault
      • 523218.05 — Switched Power Circuit Fault
      • 523219.05 — Switched Power Circuit Fault
      • 523678.03 — Right 6WD Drive Pump Reverse Solenoid Circuit Fault
      • 523678.05 — Right 6WD Drive Pump Reverse Solenoid Circuit Fault
      • 523679.03 — Left 6WD Drive Pump Reverse Solenoid Circuit Fault
      • 523679.05 — Left 6WD Drive Pump Reverse Solenoid Circuit Fault
      • 523680.03 — Left 6WD Drive Pump Forward Solenoid Circuit Fault
      • 523680.05 — Left 6WD Drive Pump Forward Solenoid Circuit Fault
      • 523681.03 — Right 6WD Drive Pump Forward Solenoid Circuit Fault
      • 523681.05 — Right 6WD Drive Pump Forward Solenoid Circuit Fault
      • 523856.05 — Precision Speed Switch Circuit Fault
      • 523857.04 — Precision Mode Switch Circuit Fault
      • 523858.04 — Inch Mode Switch Circuit Fault
      • 523860.05 — Aggressiveness Switch Circuit Fault
      • 523861.04 — Aggressiveness Switch A Circuit Fault
      • 523862.04 — Aggressiveness Switch B Circuit Fault
      • 523863.04 — Aggressiveness Switch C Circuit Fault
      • 523864.04 — Aggressiveness Switch D Circuit Fault
      • 524073.04 — Left 6WD Motor Hi/Lo Solenoid Circuit Fault
      • 524073.05 — Left 6WD Motor Hi/Lo Solenoid Circuit Fault
      • 524074.04 — Right 6WD Motor Hi/Lo Solenoid Circuit Fault
      • 524074.05 — Right 6WD Motor Hi/Lo Solenoid Circuit Fault
      • 524075.03 — FLC Enable Signal Circuit Fault
      • 524075.05 — FLC Enable Signal Circuit Fault
      • 524083.01 — 6WD Charge Pressure Low
      • 524083.03 — 6WD Charge Pressure Switch Circuit Fault
      • 524084.00 — 6WD Oil Temperature High
      • 524084.04 — 6WD Oil Temperature Circuit Fault
      • 524089.03 — Left 6WD Pressure Sensor Circuit Fault
      • 524089.04 — Left 6WD Pressure Sensor Circuit Fault
      • 524090.03 — Right 6WD Pressure Sensor Circuit Fault
      • 524090.04 — Right 6WD Pressure Sensor Circuit Fault
      • 524160.04 — Non Neutral Switch Circuit Fault
    • LJ1 Diagnostic Trouble Codes
      • 002697.13 — JS Out of Calibration
      • 002697.14 — JS Redundant Sense Failure
      • 002698.13 — JS Out of Calibration
      • 002698.14 — JS Redundant Sense Failure
    • LJ2 Diagnostic Trouble Codes
      • 002697.13 — JS Out of Calibration
      • 002697.14 — JS Redundant Sense Failure
      • 002698.13 — JS Out of Calibration
      • 002698.14 — JS Redundant Sense Failure
    • LJ3 Diagnostic Trouble Codes
      • 002697.13 — JS Out of Calibration
      • 002697.14 — JS Redundant Sense Failure
      • 002698.13 — JS Out of Calibration
      • 002698.14 — JS Redundant Sense Failure
    • LJ4 Diagnostic Trouble Codes
      • 002697.13 — JS Out of Calibration
      • 002697.14 — JS Redundant Sense Failure
      • 002698.13 — JS Out of Calibration
      • 002698.14 — JS Redundant Sense Failure
    • RJ1 Diagnostic Trouble Codes
      • 002697.13 — JS Out of Calibration
      • 002697.14 — JS Redundant Sense Failure
      • 002698.13 — JS Out of Calibration
      • 002698.14 — JS Redundant Sense Failure
    • RJ2 Diagnostic Trouble Codes
      • 002697.13 — JS Out of Calibration
      • 002697.14 — JS Redundant Sense Failure
      • 002698.13 — JS Out of Calibration
      • 002698.14 — JS Redundant Sense Failure
    • RJ3 Diagnostic Trouble Codes
      • 002697.13 — JS Out of Calibration
      • 002697.14 — JS Redundant Sense Failure
      • 002698.13 — JS Out of Calibration
      • 002698.14 — JS Redundant Sense Failure
    • RJ4 Diagnostic Trouble Codes
      • 002697.13 — JS Out of Calibration
      • 002697.14 — JS Redundant Sense Failure
      • 002698.13 — JS Out of Calibration
      • 002698.14 — JS Redundant Sense Failure
    • VC2 Diagnostic Trouble Codes
      • 000168.04 — Unswitched Power Circuit Fault
      • 001983.03 — Lever Steer Left Solenoid Circuit Fault
      • 001983.04 — Lever Steer Left Solenoid Circuit Fault
      • 001983.05 — Lever Steer Left Solenoid Circuit Fault
      • 001984.03 — Lever Steer Right Solenoid Circuit Fault
      • 001984.04 — Lever Steer Right Solenoid Circuit Fault
      • 001984.05 — Lever Steer Right Solenoid Circuit Fault
      • 003354.31 — Sensor Supply 3 Circuit Fault
      • 003509.03 — Sensor Supply 1 Circuit Fault
      • 003509.04 — Sensor Supply 1 Circuit Fault
      • 516249.04 — Controller Power Supply Fault
      • 520911.03 — Engine Compartment Light Switch Circuit Fault
      • 521368.03 — Switched Power Circuit Fault
      • 521368.04 — Switched Power Circuit Fault
      • 522109.03 — Engine Compartment Work Light Circuit Fault
      • 522109.04 — Engine Compartment Work Light Circuit Fault
      • 522340.03 — Saddle Lock Solenoid Circuit Fault
      • 522340.05 — Saddle Lock Solenoid Circuit Fault
      • 522340.06 — Saddle Lock Solenoid Circuit Fault
  • Operational Checkout Procedure
    • Operational Checkout Procedure
      • Operational Checkout
        • Diagnostic Trouble Code Check
        • Ignition OFF, Engine OFF Checks
        • Ignition ON, Engine OFF Checks
        • Ignition ON, Engine ON Checks
  • Engine
    • Theory of Operation
      • John Deere Engine Theory of Operation
      • Exhaust Aftertreatment
      • Cold Start Aid—If Equipped
      • Soft Start
    • Diagnostic Information
      • John Deere Engine Diagnostic Information
      • Engine Sampling Port Location
      • Engine Cooling System Component Location
      • Engine Fuel System Component Location
      • Engine Intake and Exhaust Component Location
    • Adjustments
      • John Deere Engine Adjustments
      • Service Filter Cleaning
    • Tests
      • John Deere Engine Tests
      • Fluid Sampling Procedure
      • Engine Slow and Fast Idle Speed Check
      • Radiator Temperature Differential Test
      • Exhaust Emissions Test Point
  • Electrical System
    • System Information
      • Electrical Diagram Information
      • Electrical Schematic Symbols
    • System Diagrams
      • Fuse and Relay Specifications
      • System Functional Schematic, Wiring Diagram and Component Location Master Legend
      • System Functional Schematic
      • Power and Ground Cables Component Location
      • Power and Ground Cables Wiring Diagrams
      • Front 6WD Harness (W10) Component Location
      • Front 6WD Harness (W10) Wiring Diagram
      • Cab Roof Harness (W14) Component Location
      • Cab Roof Harness (W14) Wiring Diagram
      • Cab Interior Harness (W15) Component Location—6WD
      • Cab Interior Harness (W15) Wiring Diagram—6WD
      • Cab Interior Harness (W16) Component Location—Non 6WD
      • Cab Interior Harness (W16) Wiring Diagram—Non 6WD
      • Front Motor Speed Sensor Harnesses (W17 and W18) Component Location—6WD
      • Front Motor Speed Sensor Harnesses (W17 and W18) Wiring Diagram—6WD
      • Blade Impact Harness (W19) Component Location—If Equipped
      • Blade Impact Harness (W19) Wiring Diagram—If Equipped
      • Drive and Turn Lights Harnesses (W22 and W23) Component Location
      • Drive and Turn Lights Harnesses (W22 and W23) Wiring Diagram
      • Steering Angle Sensor Harness (W24) Component Location—6WD
      • Steering Angle Sensor Harness (W24) Wiring Diagram—6WD
      • Front Platform Harness (W25) Component Location
      • Front Platform Harness (W25) Wiring Diagram
      • Rear Platform Harness (W26) Component Location
      • Rear Platform Harness (W26) Wiring Diagram
      • Rear Camera Harness (W27) Component Location—If Equipped
      • Rear Camera Harness (W27) Wiring Diagram—If Equipped
      • Fan Door Harness (W31) Component Location
      • Fan Door Harness (W31) Wiring Diagram
      • Heater and Air Conditioner Harness (W32) Component Location
      • Heater and Air Conditioner Harness (W32) Wiring Diagram
      • Radio Harness (W33) Component Location
      • Radio Harness (W33) Wiring Diagram
      • Midstructure Harness (W34) Component Location
      • Midstructure Harness (W34) Wiring Diagram
      • Transmission Harness (W35) Component Location
      • Transmission Harness (W35) Wiring Diagram
      • Tilt Console Harness (W36) Component Location
      • Tilt Console Harness (W36) Wiring Diagram
      • Electrohydraulic (EH) Main Cab Harness (W38) Component Location
      • Electrohydraulic (EH) Main Cab Harness (W38) Wiring Diagram
      • Electrohydraulic (EH) Main Frame Harness (W39) Component Location
      • Electrohydraulic (EH) Main Frame Harness (W39) Wiring Diagram
      • Electrohydraulic (EH) Draft Frame Harness (W40) Component Location
      • Electrohydraulic (EH) Draft Frame Harness (W40) Wiring Diagram
      • Electrohydraulic (EH) Armrest Harnesses (W44 and W45) Component Location
      • Electrohydraulic (EH) Armrest Harnesses (W44 and W45) Wiring Diagram
      • Satellite Radio Harness (W46) Component Location—If Equipped
      • Satellite Radio Harness (W46) Wiring Diagram—If Equipped
      • Electrohydraulic (EH) Integrated Grade Control (IGC) Harnesses (W48 and W49) Component Location
      • Electrohydraulic (EH) Integrated Grade Control (IGC) Harnesses (W48 and W49) Wiring Diagram
      • Engine Interface Harness (W50) Component Location
      • Engine Interface Harness (W50) Wiring Diagram
      • Engine Harness (W51) Component Location
      • Engine Harness (W51) Wiring Diagram
      • Low-Pressure Fuel System Harness (W52) Component Location
      • Low-Pressure Fuel System Harness (W52) Wiring Diagram
      • Exhaust Aftertreatment Harness (W53) Component Location
      • Exhaust Aftertreatment Harness (W53) Wiring Diagram
      • Diesel Exhaust Fluid (DEF) Harness (W54) Component Location
      • Diesel Exhaust Fluid (DEF) Harness (W54) Wiring Diagram
      • Selective Catalytic Reduction (SCR) Harness (W55) Component Location
      • Selective Catalytic Reduction (SCR) Harness (W55) Wiring Diagram
      • Tail Light Harnesses (W57 and W58) Component Location
      • Tail Light Harnesses (W57 and W58) Wiring Diagram
      • Auxiliary Radio Input Harness (W59) Component Location—If Equipped
      • Auxiliary Radio Input Harness (W59) Wiring Diagram—If Equipped
      • Hydraulic Pump Pressure Sensor Harness (W68) Component Location
      • Hydraulic Pump Pressure Sensor Harness (W68) Wiring Diagram
      • Snow Light Jumper Harnesses (W75 and W76) Component Location—If Equipped
      • Snow Light Jumper Harnesses (W75 and W76) Wiring Diagram—If Equipped
      • Diesel Fired Coolant Heater Harness (W77) Component Location—If Equipped
      • Diesel Fired Coolant Heater Harness (W77) Wiring Diagram—If Equipped
      • JDLink™ Harnesses (W6002 and W6003) Component Location—If Equipped
      • JDLink™ Modular Telematics Gateway (MTG) Harness (W6002) Wiring Diagram—If Equipped
      • JDLink™ Satellite (SAT) Harness (W6003) Wiring Diagram—If Equipped
    • Sub-System Diagnostics
      • Controller Area Network (CAN) Theory of Operation
      • Start and Charge Circuits Theory of Operation
      • Park Brake Circuit Theory of Operation
      • Advanced Display Unit (ADU) and Sealed Switch Module (SSM) Circuits Theory of Operation
      • Engine Control Unit (ECU) Circuit Theory of Operation
      • Exhaust Aftertreatment Circuit Theory of Operation
      • Transmission Control Unit (TCU) Circuit Theory of Operation
      • Hydraulic Valve Controller (HVC) Circuit Theory of Operation
      • Auxiliary Valve Controller (AVC) Circuit Theory of Operation
      • Six Wheel Drive (6WD) Controller Circuit Theory of Operation
      • Vehicle Control Unit (VC2) Circuit Theory of Operation
      • Flex Load Controller (FLC) Circuit Theory of Operation
      • Hydraulic Fan Speed and Fan Reversing Circuits Theory of Operation
      • Differential Lock Circuit Theory of Operation
      • Saddle Lock Circuit Theory of Operation
      • Drive Lights, Marker Lights, Hazards, and Turn Lights Circuits Theory of Operation
      • Work Lights Circuit Theory of Operation
      • Brake Lights and Brake Accumulator Pressure Warning Circuit Theory of Operation
      • Backup Lights Circuit Theory of Operation—If Equipped
      • Beacon Light Circuit Theory of Operation—If Equipped
      • Wipers and Washers Circuits Theory of Operation
      • Rear Window Defog and Heated Side Mirrors Circuits Theory of Operation
      • Air Conditioner, Heater, and Precleaner Circuits Theory of Operation
      • JDLink™ Circuit Theory of Operation
    • Monitor Operation
      • Advanced Display Unit (ADU)—Service Mode
      • Advanced Display Unit (ADU)—Clear Codes
      • Advanced Display Unit (ADU)—Show/Hide Main Menu
      • Advanced Display Unit (ADU)—Enable Options
      • Advanced Display Unit (ADU)—Tire Size
      • Advanced Display Unit (ADU)—Fan Speed
      • Advanced Display Unit (ADU)—Articulation Calibration
      • Advanced Display Unit (ADU)—Steering Cal
      • Advanced Display Unit (ADU)—TCU Calibration
      • Advanced Display Unit (ADU)—HWD Calibration
      • Advanced Display Unit (ADU)—GP Auxiliary Valve Flows
      • Advanced Display Unit (ADU)—GP Auxiliary Control Setup
      • Advanced Display Unit (ADU)—Exhaust Filter Service
      • Advanced Display Unit (ADU)—Exhaust Filter Auto Cleaning Setting
    • Diagnostic Test Box
      • Setup and Functional Test
      • Two Wire Sensor Circuit Check—Out of Range High
      • Two Wire Sensor Circuit Check—Out of Range Low
      • Three Wire Sensor Circuit Check—Out of Range High
      • Three Wire Sensor Circuit Check—Out of Range Low
    • References
      • Flex Load Controller (FLC) Outputs
      • Service ADVISOR™ Application
      • Service ADVISOR™ Connection Procedure
      • Service ADVISOR™ Remote (SAR) Connection Procedure
      • Reading Diagnostic Trouble Codes (DTC) With Service ADVISOR™ Application
      • Intermittent Diagnostic Trouble Code (DTC) Diagnostics
      • Cross Slope Diagnostics
        • Cross Slope Diagnostic Procedure
      • JDLink™ Connection Procedure—If Equipped
      • Transmission Control Unit (TCU) Calibration
      • 6WD Controller Calibration (If Equipped)
      • Six Wheel Drive Motor Incomplete Calibration Test
        • Incomplete Calibration Diagnostics
      • CAN Circuit Testing
        • Controller Area Network (CAN) Diagnostics
      • Electrical Component Specifications
      • Component Exchange Diagnostic Test
        • Component Exchange Diagnostic Test Diagnostic Procedure
      • Alternator Test
      • Transmission Control and Park Brake Lever Test
      • Park/Neutral/Gear Position Switch Module and Forward/Reverse Switch Module Test
      • Output Shaft Speed Sensor Test
      • Inching Pedal Module Test
        • Inching Pedal Module Test Diagnostic Procedure
      • Accelerator Pedal Sensor Test
        • Accelerator Pedal Sensor Test Diagnostic Procedure
      • Hydraulic Pump Pressure Sensor Test
        • Hydraulic Pump Pressure Sensor Test Diagnostic Procedure
      • Hydraulic Fan Speed Sensor Test
        • Hydraulic Fan Speed Sensor Test Diagnostic Procedure
      • Switch Test
        • Return to Straight Switch Module (S52) Test
        • High Beam Switch (S14) Test
        • Turn Signal Switch (S13) Test
      • Wiper Motor Test
        • Wiper Motor Test
      • Lower Windshield Wiper Proximity Switch Adjustment and Installation
      • Electrical Component Checks
        • Electrical Component Checks
      • Articulation Sensor Linkage Adjustment (Rear Steer)
      • Electrohydraulic Valve Calibration Procedure
      • Articulation Sensor Calibration Procedure
      • Steering Angle Sensor Calibration Procedure
      • Park/Neutral/Gear Position Switch Module and Forward/Reverse Switch Module Remove and Install
      • Controller Remove and Install
      • Steering Angle Sensor Remove and Install
      • Connector Terminal Test
        • Connector Terminal Test Diagnostic Procedure
      • Replace WEATHER PACKWEATHER PACK is a trademark of Packard Electric.™ Connector
      • Install WEATHER PACKWEATHER PACK is a trademark of Packard Electric.™ Contact
      • Replace DEUTSCHDEUTSCH is a trademark of the Deutsch Co.™ Connectors
      • Replace DEUTSCHDEUTSCH is a trademark of Deutsch Co.™ Rectangular or Triangular Connectors
      • Install DEUTSCHDEUTSCH is a trademark of the Deutsch Co.™ Contact
      • Replace (Pull Type) Metri-Pack™ Connectors
      • Replace (Push Type) Metri-Pack™ Connectors
      • Replace CINCHCINCH is a trademark of the Cinch Co.™ Connectors
      • Install CINCHCINCH is a trademark of the Cinch Co.™ Contact
      • Repair 32 and 48 Way CINCHCINCH is a trademark of the Cinch Co.™ Connectors
  • Six Wheel Drive (6WD)
    • Theory of Operation
      • 6WD System Operation
      • 6WD Pump and Displacement Control Operation
      • 6WD Forward Operation
      • 6WD Pump and Motor Flushing Pump Operation
      • 6WD Charge Circuit Operation
      • Flushing Valve and Operating Charge Pressure Regulating Valve Operation
      • 6WD Circuit Relief and Make-Up Valve Operation
      • 6WD Engagement Manifold Operation
      • 6WD Motor Operation
      • 6WD Wheel Operation
      • 6WD Precision Mode Operation
      • 6WD Inching Mode Operation
    • Diagnostic Information
      • 6WD System Schematic
      • 6WD System Component Location
      • No Front Wheel Motion (Both Wheels)
        • No Front Wheel Motion (Both Wheels) Diagnostic Procedure
      • No Front Wheel Motion During Inching Operation (Both Wheels)
        • No Front Wheel Motion During Inching Operation (Both Wheels) Diagnostic Procedure
      • No Front Wheel Motion (One Wheel)
        • No Front Wheel Motion (One Wheel) Diagnostic Procedure
      • Intermittent or Erratic 6WD Operation
        • Intermittent or Erratic 6WD Operation Diagnostic Procedure
      • 6WD Charge Pressure Indicator Light On
        • 6WD Charge Pressure Indicator Light On Diagnostic Procedure
      • Hydraulic Oil Temperature Indicator Light On
        • Hydraulic Oil Temperature Indicator Light On Diagnostic Procedure
      • 6WD System Oil Temperature Too Hot (6WD oil temperature indicator light on)
        • 6WD System Oil Temperature Too Hot (6WD oil temperature indicator light on) Diagnostic Procedure
      • Low Torque (One Wheel)
        • Low Torque (One Wheel) Diagnostic Procedure
      • Low Torque (Both Wheels)
        • Low Torque (Both Wheels) Diagnostic Procedure
      • Front Wheel Operates in Either Low or High Speed Only
        • Front Wheel Operates in Either Low or High Speed Only Diagnostic Procedure
      • 6WD Front Wheel Motor Always Runs
        • 6WD Front Wheel Motor Always Runs Diagnostic Procedure
      • Front Wheel Drags
        • Front Wheel Drags Diagnostic Procedure
      • Operates in One Direction Only
        • Operates in One Direction Only Diagnostic Procedure
      • Wheels Rotate Opposite Each Other
        • Wheels Rotate Opposite Each Other Diagnostic Procedure
    • Adjustments
      • 6WD Start-Up Procedure
      • 6WD Pump Control Neutral Adjustment
    • Tests
      • 6WD Oil Warm-Up Procedure
      • 6WD Planetary Brake Leakage Test
      • 6WD Neutral Charge Pressure Test
      • 6WD Neutral Charge Pressure Regulating Valve Test
      • 6WD Operating Charge Pressure Regulating Valve Test
      • 6WD Neutral Charge Pressure Balance Test
      • 6WD Motor Leakage Test
      • Pressure Override Valve and 6WD Circuit Relief and Make-Up Valve Test
      • 6WD Motor Flushing Pump Relief Valve Test
      • 6WD Charge Pump Flow Test
      • 6WD Engagement Solenoid Valve Test
      • Hydraulic Oil Cooler Bypass Valve Pressure Test
  • Power Train
    • Theory of Operation
      • DF180 Powershift Transmission Operation
      • Differential Lock Operation
      • Internal Park Brake Operation
      • Rear Axle and Tandem Operation
    • Diagnostic Information
      • Power Train Schematic
      • Power Train Component Location
      • Transmission Overfills With Oil
        • Transmission Overfills With Oil Diagnostic Procedure
      • Transmission Slippage
        • Transmission Slippage Diagnostic Procedure
      • Machine “Jumps” When Inching Pedal Engaged
        • Machine “Jumps” When Inching Pedal Engaged Diagnostic Procedure
      • Machine Lacks Power Or Moves Slow
        • Machine Lacks Power or Moves Slow Diagnostic Procedure
      • Transmission Shifts Too Slow (Machine Stops When Changing Gears Under Load)
        • Transmission Shifts Too Slow Diagnostic Procedure
      • Transmission Shifts Too Quickly
        • Transmission Shifts Too Quickly Diagnostic procedure
      • Machine Will Not Move In Any Gear and Park Brake Indicator Light Is On (No Load Put On Engine When Shifted Into Gear)
        • Machine Will Not Move In Any Gear and Park Brake Indicator Light Is On Diagnostic Procedure
      • Machine Will Not Move (Load Put On Engine Or Engine Stalls When Shifted Into Gear)
        • Machine will Not Move Diagnostic Procedure
      • Low Pressure In Different Gears Using Same Proportional Solenoid Valve
      • Machine Creeps In Neutral (Load Put On Engine When Service Brakes Are Applied)
      • Machine Creeps In Gear With Inching Pedal Fully Depressed
      • Transmission System Overheats
        • Transmission System Overheats Diagnostic Procedure
      • Transmission Control and Park Brake Lever Does Not Move Freely
        • Transmission Control and Park Brake Lever Does Not Move Freely Diagnostic Procedure
      • Excessive Transmission Noise (Under Load or No Load)
      • Transmission Engages In a Gear, but Not Gear Selected
        • Transmission Engages In a Gear, but Not Gear Selected Diagnostic Procedure
      • Transmission Fails To Change Gear From First Gear Selected
        • Transmission Fails To Change Gear From First Gear Selected Diagnostic Procedure
      • Transmission Faults To Neutral
        • Transmission Faults To Neutral Diagnostic Procedure
      • Excessive Machine Vibration
        • Excessive Machine Vibration Diagnostic Procedure
      • Erratic Transmission Oil Pressure
        • Erratic Transmission Oil Pressure
      • Excessive Oil Pressure
      • Low Oil Pressure In All Gears
      • Low Pressure In One Gear But Correct In Other Gears
      • Transmission Breather Oil Leakage
        • Transmission Breather Oil Leakage Diagnostic Procedure
      • Filter Or Filter Oil Lines Blow Out
        • Filter Or Filter Oil Lines Blow Out Diagnostic Procedure
      • Low Lube Pressure In Some Gears But Correct In Other Gears
      • Excessive Lube Pressure In Some Gears But Correct In Other Gears
      • Low Transmission Cooler Inlet Pressure And Lube Pressure
      • Park Brake Engages While Vehicle Is Moving
        • Park Brake Engages While Vehicle Is Moving Diagnostic Procedure
      • Park Brake Will Not Release
        • Park Brake Will Not Release Diagnostic Procedure
      • Park Brake Will Not Hold
      • Park Brake Overheats
        • Park Brake Overheats Diagnostic Procedure
      • Park Brake Noisy
        • Park Brake Noisy Diagnostic Procedure
      • No Differential Lock Operation
        • No Differential Lock Operation Diagnostic Procedure
      • Differential Lock Slippage
        • Differential Lock Slippage Diagnostic Procedure
      • Excessive Differential and/or Axle Noise
        • Excessive Differential and/or Axle Noise Diagnostic Procedure
    • Tests
      • Differential Oil Warm-Up Procedure
      • Differential Lock Valve Pressure Test
      • Differential Lock Charge Pump Flow Test
      • Differential Oil Cooler Differential Pressure Test
      • Differential Oil Cooler Bypass Valve Pressure Test
      • Transmission Oil Cooler Differential Pressure Test
      • Park Brake Release Pressure Test
  • Hydraulic System
    • Theory of Operation
      • Hydraulic System Operation
      • Hydraulic Pump Operation
      • Hydraulic Fan Pump Operation
      • Hydraulic System Manifold Operation
      • Control Valve Operation—Standard Controls
      • Control Valve Operation—EH Controls
      • Hydraulic Oil Filter Operation
      • System Relief Valve Operation
      • Circuit Relief Valve Operation
      • Service Brake Valve Operation
      • Service Brake Accumulator Operation
      • Hydraulic Fan Drive Operation
      • Steering System Operation
      • Steering System Operation—EH Controls
      • Load Sense Operation With All Functions in Neutral
      • Load Sense Operation With One Function Activated
      • Load Sense Operation With Multiple Functions Activated
      • Wheel Lean, Articulation, Circle Side Shift, Blade Pitch, and Blade Side Shift Valve Operation
      • Circle Rotate Valve Operation
      • Saddle Locking Pin Valve Operation
      • Blade Lift and Auxiliary Valve Operation
      • Blade Impact Absorption System Operation
      • Circle Drive Gearbox Operation-Without Slip Clutch
      • Circle Drive Gearbox Operation-With Slip Clutch
      • Dual Input Circle Drive Gearbox Operation—If Equipped
      • Dual Input Circle Drive Gearbox (With Slip Clutch) Operation—If Equipped
    • Diagnostic Information
      • Hydraulic System Schematic Master Legend
      • Hydraulic System Schematic
      • Hydraulic System Schematic Master Legend—EH Controls
      • Hydraulic System Schematic—EH Controls
      • Hydraulic System Component Location
      • Hydraulic System Component Location—EH Controls
      • No Hydraulics
        • No Hydraulics Diagnostic Procedure
      • Hydraulic System Overheats
        • Hydraulic System Overheats Diagnostic Procedure
      • Slow Hydraulic Functions
        • Slow Hydraulic Functions Diagnostic Procedure
      • Hydraulic Function (or Pump) Makes “Chattering” Noise
        • Hydraulic Function (or Pump) Makes “Chattering” Noise Diagnostic Procedure
      • Pump Appears To Be Stuck At Minimum Displacement
        • Pump Appears To Be Stuck At Minimum Displacement Diagnostic Procedure
      • Pump Appears To Be Stuck At Maximum Displacement
        • Pump Appears To Be Stuck At Maximum Displacement Diagnostic Procedure
      • Function Moves Too Fast
        • Function Moves Too Fast Diagnostic Procedure
      • Function Drifts Down
        • Function Drifts Down Diagnostic Procedure
      • Excessive Effort to Move Function Control Lever
        • Excessive Effort to Move Function Control Lever Diagnostic Procedure
      • Individual Function Is Slow (Cycle Time Checked Slow)
        • Individual Function Is Slow (Cycle Time Checked Slow) Diagnostic Procedure
      • Slow or Hard Steering
        • Slow or Hard Steering Diagnostic Procedure
      • No Steering
        • No Steering Diagnostic Procedure
      • Erratic Steering
        • Erratic Steering Diagnostic Procedure
      • Excessive Steering Wheel Turns to Steer Machine
        • Excessive Steering Wheel Turns to Steer Machine Diagnostic Procedure
      • Wheels Move After Steering Wheel Stopped
        • Wheels Move After Steering Wheel Stopped Diagnostic Procedure
      • Excessive Vibration of Steering Wheel
        • Excessive Vibration of Steering Wheel Diagnostic Procedure
      • Steering Wheel Kickback
        • Steering Wheel Kickback Diagnostic Procedure
      • Poor or No Brakes (Steering and Hydraulic System Operation Normal)
        • Poor or No Brakes (Steering and Hydraulic System Operation Normal) Diagnostic Procedure
      • Aggressive Brakes or Brakes Lock Up
        • Aggressive Brakes or Brakes Lock Up Diagnostic Procedure
      • Brakes Drag
        • Brakes Drag Diagnostic Procedure
      • Brakes Chatter or Noisy
        • Brakes Chatter or Noisy Diagnostic Procedure
      • Delay in Braking
        • Delay in Braking Diagnostic Procedure
      • Hydraulic Fan Does Not Reach Full Speed
        • Hydraulic Fan Does Not Reach Full Speed Diagnostic Procedure
      • Hydraulic Fan Runs At Full Speed Only
        • Hydraulic Fan Runs At Full Speed Only Diagnostic Procedure
      • Hydraulic Fan Does Not Spin
        • Hydraulic Fan Does Not Spin Diagnostic Procedure
      • Hydraulic Fan Will Not Reverse Direction
        • Hydraulic Fan Will Not Reverse Direction Diagnostic Procedure
    • Tests
      • JT02156A Digital Pressure/Temperature Analyzer Kit Installation
      • Hydraulic Oil Warm-Up Procedure
      • Vacuum Pump Installation
      • Hydraulic Pump Standby Pressure & Load Sense Standby Pressure Test
      • Load Sense Relief Valve & Pump Relief Test
      • System Relief Valve Pressure Test
      • Load Sense Shuttle Valve Isolation Test—Standard Controls
      • Load Sense Shuttle Valve Isolation Test—EH Controls
      • Hydraulic Pump Leakage Test
      • Hydraulic Pump Flow Test
      • Hydraulic Oil Cooler Differential Pressure Test
      • Service Brake Valve Pressure Test
      • Service Brake Accumulator Precharge Test
      • Service Brake Pressure Switch Test
      • Service Brake Valve Leakage Test
      • Hydraulic Cylinder Drift Test
      • Hydraulic Cylinder Leakage Test
      • Rotary Manifold Leakage Test
      • Steering System Leakage Test
      • Service Brake Accumulator Inlet Check Valve Leakage Test
      • Blade Impact Absorption Accumulator Charge Pressure Test
      • Blade Impact Absorption Accumulator Hydraulic Discharge Procedure
      • Secondary Steering Accumulator Charge Pressure Test
      • Blade Lift Relief Valve Test
      • Circuit Relief Valve Test—Midmount Scarifier
      • Saddle Locking Cylinder Pressure Reducing Valve Test
      • Hydraulic Fan Pump Flow Test
      • Hydraulic Fan Pump Case Drain Test
      • Hydraulic Fan Motor Speed Test
      • Hydraulic Fan Pump Control Test and Adjustment
      • Hydraulic Fan Motor Case Drain Test
  • Heating and Air Conditioning
    • Theory of Operation
      • Air Conditioning System Cycle Of Operation
    • Diagnostic Information
      • Air Conditioner and Heater Component Location
      • Diagnose Air Conditioning System Malfunctions
      • Air Conditioning System Does Not Operate
        • Air Conditioning System Does Not Operate Diagnostic Procedure
      • Air Conditioner Does Not Cool Interior of Cab
        • Air Conditioner Does Not Cool Interior of Cab Diagnostic Procedure
      • Air Conditioner Runs Constantly, Too Cold
        • Air Conditioner Runs Constantly, Too Cold Diagnostic Procedure
      • Diagnose Heater System Malfunctions
      • Heater System Does Not Operate
        • Heater System Does Not Operate Diagnostic Procedure
      • Heater Does Not Warm Interior of Cab
        • Heater Does Not Warm Interior of Cab Diagnostic Procedure
      • Interior Windows Continue to Fog
        • Interior Windows Continue to Fog Diagnostic Procedure
    • Tests
      • Refrigerant Cautions and Proper Handling
      • Air Conditioner and Heater Operational Checks
        • Visual Inspection Of Components
      • Refrigerant Leak Test
      • R134a Oil Charge Capacity
      • R134a Refrigerant Charge Capacity
      • Air Conditioner Compressor Clutch Test
      • Air Conditioner High/Low Pressure Switch Test
      • Air Conditioner Freeze Control Switch Test
      • Heater Blower Switch Test
      • Heater Blower Resistor Test
      • Heater Blower Motor Test
      • R134a Air Conditioning System Test
      • Operating Pressure Diagnostic Chart

John Deere