John Deere Tractor Error Codes

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Error CodeDescriptionTechnical DocumentationMake & Models
521422.19

Rear Hitch Control Unit Has a Problem Communicating On The LIN BUS, Rear Chassis Module (HCC)

521422.31

Rear Hitch Control Unit Has a Problem Communicating On The LIN BUS, Rear Chassis Module (HCC)

521423.08

Left Brake Pedal Position Sensor Issue, Cab Module (OIC)

521423.09

Left Brake Pedal Position Sensor Issue, Cab Module (OIC)

521465.09

Communication Issue Between Hand Throttle Module Either Cab Module (AIC), Or Arm Rest Module (AIC) If Fitted

521468.14

CAN BUS Message Fault SCV 14, Rear Chassis (SCC)

521469.14

CAN BUS Message Fault SCV 15, Rear Chassis (SCC)

521475.02

Rear Hitch Control Unit Has a Problem Communicating On The LIN BUS Either Cab Module (AIC), Or Arm Rest Module (AIC) If Fitted

521475.09

Rear Hitch Control Unit Has a Problem Communicating On The LIN BUS, Rear Chassis Module (HCC)

521475.19

Rear Hitch Control Unit Has a Problem Communicating On The LIN BUS, Rear Chassis Module (HCC)

521475.31

Rear Hitch Control Unit Has a Problem Communicating On The LIN BUS, Rear Chassis Module (HCC)

521476.02

The Rate Of Drop, Depth, Lift Upper Limit Dials Have An Issue With Communication On The LIN BUS Either Cab Module (AIC), Or Arm Rest Module (AIC) If Fitted

521476.09

The Rate Of Drop, Depth, Lift Upper Limit Dials Have An Issue With Communication On The LIN BUS, Rear Chassis Module (HCC)

521476.19

The Rate Of Drop, Depth, Lift Upper Limit Dials Have An Issue With Communication On The LIN BUS, Rear Chassis Module (HCC)

521476.31

The Rate Of Drop, Depth, Lift Upper Limit Dials Have An Issue With Communication On The LIN BUS, Rear Chassis Module (HCC)

521480.02

The Rate Of Drop, Depth, Lift Upper Limit Dials Have An Issue With Communication On The LIN BUS Either Cab Module (AIC), Or Arm Rest Module (AIC) If Fitted

521480.09

The Rate Of Drop, Depth, Lift Upper Limit Dials Have An Issue With Communication On The LIN BUS, Rear Chassis Module (HCC)

521480.19

The Rate Of Drop, Depth, Lift Upper Limit Dials Have An Issue With Communication On The LIN BUS, Rear Chassis Module (HCC)

521480.31

The Rate Of Drop, Depth, Lift Upper Limit Dials Have An Issue With Communication On The LIN BUS, Rear Chassis Module (HCC)

521533.03

There is High Voltage Detected on The Bonnet Left Corner Work light Pin On The Module Rear Chassis Module (VLC)

521533.05

There is Low Amps Detected on The Bonnet Left Corner Work light Pin On The Module When The Work lights Are Turned On. Could Be A Blown Bulb Or High Resistance In A Connector. Rear Chassis Module (VLC)

521533.06

There is High Amps Detected on The Bonnet Left Corner Work light Pin On The Module When The Work lights Are Turned On. Could Be A Bulb Or A Short To Earth Rear Chassis Module (VLC)

521535.03

There is High Voltage Detected at The Grab Rail Work Light Pin On The Module When The Lights Are Turned On. Could Be A Blown Bulb Or High Resistance In A Connector. Cab Roof Module (RLC)

521535.05

There is Low Amps Detected at The Grab Rail Work Light Pin On The Module When The Lights Are Turned On. Could Be A Blown Bulb Or High Resistance In A Connector. Cab Roof Module (RLC)

521535.06

There is High Amps Detected at The Grab Rail Work Light Pin On The Module When The Lights Are Turned On. Could Be A Bulb Or Short Circuit To Earth Cab Roof Module (RLC)

521536.03

There is High Voltage Detected at The Grab Rail Work Light Pin On The Module When The Lights Are Turned On. Could Be A Blown Bulb Or High Resistance In A Connector. Cab Roof Module (RLC)

521536.05

There is Low Amps Detected at The Grab Rail Work Light Pin On The Module When The Lights Are Turned On. Could Be A Blown Bulb Or High Resistance In A Connector. Cab Roof Module (RLC)

521536.06

There is High Amps Detected at The Grab Rail Work Light Pin On The Module When The Lights Are Turned On. Could Be A Bulb Or Short Circuit To Earth Cab Roof Module (RLC)

521537.03

There is High Voltage Detected on The Front Roof Outer Left Work light Pin On The Module Cab Roof Module (RLC)

521537.05

There is Low Amps Detected on The Front Roof Outer Left Work light Pin On The Module Cab Roof Module (RLC)

521537.06

There is High Amps Detected on The Front Roof Outer Left Work light Pin On The Module Cab Roof Module (RLC)

521538.03

There is High Voltage Detected on The Front Roof Middle Left Work light Pin On The Module Cab Roof Module (RLC)

521538.05

There is Low Amps Detected on The Front Roof Middle Left Work light Pin On The Module Cab Roof Module (RLC)

521538.06

There is High Amps Detected on The Front Roof Middle Left Work light Pin On The Module Cab Roof Module (RLC)

521539.03

There is High Voltage Detected on The Front Inner Left Work light Pin On The Module Cab Roof Module (RLC)

521539.05

There is Low Amps Detected on The Front Inner Left Work light Pin On The Module Cab Roof Module (RLC)

521539.06

There is High Amps Detected on The Front Inner Left Work light Pin On The Module Cab Roof Module (RLC)

521541.03

There is High Voltage Detected on The Rear Roof Left Side Work light Pin On The Module Cab Roof Module (RLC)

521541.05

There is Low Amps Detected on The Rear Roof Left Side Work light Pin On The Module Cab Roof Module (RLC)

521541.06

There is High Amps Detected on The Rear Roof Left Side Work light Pin On The Module Cab Roof Module (RLC)

521542.03

There is High Voltage Detected The Rear Roof Outer Left Work light Pin On The Module Cab Roof Module (RLC)

521542.05

There is Low Amps Detected on The Rear Roof Outer Left Work light Pin On The Module Cab Roof Module (RLC)

521542.06

There is High Amps Detected on The Rear Roof Outer Left Work light Pin On The Module Cab Roof Module (RLC)

521544.03

There is High Voltage Detected The Rear Roof Inner Left Work light Pin On The Module Cab Roof Module (RLC)

521544.05

There is Low Amps Detected The Rear Roof Inner Left Work light Pin On The Module Cab Roof Module (RLC)

521544.06

There is High Amps Detected on The Rear Roof Inner Left Work light Pin On The Module Cab Roof Module (RLC)

521547.03

High Voltage Noted On The Left Rear Mud Guard Work Light Circuit Cab Module (CLC)

521547.03

High Voltage Noted On The Left Rear Mud Guard Work Light Circuit

521547.06

High Amp Draw Noted On The Left Rear Mud Guard Work Light Circuit Cab Module (CLC)

521547.06

High Amp Draw Noted On The Left Rear Mud Guard Work Light Circuit

521550.03

There is High Voltage Detected on The Bonnet Right Corner Work light Pin On The Module Rear Chassis Module (VLC)

521550.05

There is Low Amps Detected on The Bonnet Right Corner Work light Pin On The Module When The Work lights Are Turned On. Could Be A Blown Bulb Or High Resistance In A Connector. Rear Chassis Module (VLC)

521550.06

There is High Amps Detected on The Bonnet Right Corner Work light Pin On The Module When The Work lights Are Turned On. Could Be A Bulb Or A Short To Earth Rear Chassis Module (VLC)

521553.03

There is High Voltage Detected at The Grab Rail Work Light Pin On The Module When The Lights Are Turned On. Could Be A Blown Bulb Or High Resistance In A Connector. Cab Roof Module (RLC)

521553.05

There is Low Amps Detected at The Grab Rail Work Light Pin On The Module When The Lights Are Turned On. Could Be A Blown Bulb Or High Resistance In A Connector. Cab Roof Module (RLC)

521553.06

There is High Amps Detected at The Grab Rail Work Light Pin On The Module When The Lights Are Turned On. Could Be A Bulb Or Short Circuit To Earth Cab Roof Module (RLC)

521554.03

There is High Voltage Detected at The Grab Rail Work Light Pin On The Module When The Lights Are Turned On. Could Be A Blown Bulb Or High Resistance In A Connector. Cab Roof Module (RLC)

521554.05

There is Low Amps Detected at The Grab Rail Work Light Pin On The Module When The Lights Are Turned On. Could Be A Blown Bulb Or High Resistance In A Connector. Cab Roof Module (RLC)

521554.06

There is High Amps Detected at The Grab Rail Work Light Pin On The Module When The Lights Are Turned On. Could Be A Bulb Or Short Circuit To Earth Cab Roof Module (RLC)

521555.03

There is High Voltage Detected on The Front Roof Outer Right Work light Pin On The Module Cab Roof Module (RLC)

521555.05

There is Low Amps Detected on The Front Roof Outer Right Work light Pin On The Module Cab Roof Module (RLC)

521555.06

There is High Amps Detected on The Front Roof Outer Right Work light Pin On The Module Cab Roof Module (RLC)

521556.03

There is High Voltage Detected on The Front Roof Middle Right Work light Pin On The Module Cab Roof Module (RLC)

521556.05

There is Low Amps Detected on The Front Roof Middle Right Work light Pin On The Module Cab Roof Module (RLC)

521556.06

There is High Amps Detected on The Front Roof Middle Right Work light Pin On The Module Cab Roof Module (RLC)

521557.03

There is High Voltage Detected on The Front Inner Right Work light Pin On The Module Cab Roof Module (RLC)

521557.05

There is Low Amps Detected on The Front Inner Right Work light Pin On The Module Cab Roof Module (RLC)

521557.06

There is High Amps Detected on The Front Inner Right Work light Pin On The Module Cab Roof Module (RLC)

521559.03

There is High Voltage Detected on The Rear Roof Right Side Work light Pin On The Module Cab Roof Module (RLC)

521559.05

There is Low Amps Detected on The Rear Roof Right Side Work light Pin On The Module Cab Roof Module (RLC)

521559.06

There is High Amps Detected on The Rear Roof Right Side Work light Pin On The Module Cab Roof Module (RLC)

521560.03

There is High Voltage Detected The Rear Roof Outer Right Work light Pin On The Module Cab Roof Module (RLC)

521560.05

There is Low Amps Detected on The Rear Roof Outer Right Work light Pin On The Module Cab Roof Module (RLC)

521560.06

There is High Amps Detected on The Rear Roof Outer Right Work light Pin On The Module Cab Roof Module (RLC)

521562.03

There is High Voltage Detected The Rear Roof Inner Right Work light Pin On The Module Cab Roof Module (RLC)

521562.05

There is Low Amps Detected The Rear Roof Inner Right Work light Pin On The Module Cab Roof Module (RLC)

521562.06

There is High Amps Detected on The Rear Roof Inner Right Work light Pin On The Module Cab Roof Module (RLC)

521565.03

High Voltage Noted On The Right Rear Mud Guard Work Light Circuit Cab Module (CLC)

521565.03

High Voltage Noted On The Right Rear Mud Guard Work Light Circuit

521565.06

High Amp Draw Noted On The Right Rear Mud Guard Work Light Circuit Cab Module (CLC)

521565.06

High Amp Draw Noted On The Right Rear Mud Guard Work Light Circuit

521570.09

The Rate Of Drop, Depth, Lift Upper Limit Dials Have An Issue With Communication On The LIN BUS Either Cab Module (AIC), Or Arm Rest Module (AIC) If Fitted

521571.09

Problem With LIN BUS For Switch For The Rear Hitch/SCV 1 Either Cab Module (AIC), Or Arm Rest Module (AIC) If Fitted

521572.09

Problem With LIN BUS For Switch For SCV 2 and SCV 3 Either Cab Module (AIC), Or Arm Rest Module (AIC) If Fitted

521573.09

Problem With LIN BUS For Switch For SCV 4 and SCV 5 Depending On Option Either Cab Module (AIC), Or Arm Rest Module (AIC) If Fitted

521574.09

Problem With LIN BUS For Joy Stick Depending On Option Either Cab Module (AIC), Or Arm Rest Module (AIC) If Fitted

521577.09

Problem With LIN BUS Switch SCV 14 Depending On Option Either Cab Module (AIC), Or Arm Rest Module (AIC) If Fitted

521835.20

Problem With The Earth Circuit For The Cab Control Module Cab Module (CLC)

521835.20

Problem With The Earth Circuit For The Cab Control Module

521835.20

Problem With The Earth Circuit For The Cab Roof Module (RLC)

521835.20

Problem With The Earth Circuit For The Rear Chassis Module (VLC)

521856.02

Cancel Button Issue Arm Rest Module (CSM)

521856.08

Cancel Button Issue Arm Rest Module (CSM)

521926.05

Low Amps On Range C Solenoid Coil, Direct Drive Range Module (RPM)

521926.06

High Amps On Range C Solenoid Coil, Direct Drive Range Module (RPM)

521926.07

Range C Gear Has Not Been Engaged After Several Attempts By The Module. Gear Now Unavailable. Restart Tractor To Try And Select Gear, Direct Drive Range Module (RPM)

521926.12

Transmission Jumped Out Of C Range, Gear Shift Module Direct Drive (GPM)

521926.17

It Has Taken Too Long To Engauge Range C. Direct Drive Range Module (RPM)

521926.18

Range C Can Not Be Engaged. Direct Drive Range Module (RPM)

521927.05

Low Amps On Range B Solenoid Coil, Direct Drive Range Module (RPM)

521927.06

High Amps On Range B Solenoid Coil, Direct Drive Range Module (RPM)

521927.07

Range B Gear Has Not Been Engaged After Several Attempts By The Module. Gear Now Unavailable. Restart Tractor To Try And Select Gear, Direct Drive Range Module (RPM)

521927.12

Transmission Jumped Out Of B Range, Gear Shift Module Direct Drive (GPM)

521927.17

It Has Taken Too Long To Engauge Range B. Direct Drive Range Module (RPM)

521927.18

Range B Can Not Be Engaged. Direct Drive Range Module (RPM)

521928.05

Low Amps On Gear 8 Solenoid Coil, Gear Shift Module Direct Drive (GPM)

521928.06

High Amps On Gear 8 Solenoid Coil, Gear Shift Module Direct Drive (GPM)

521928.07

Gear 8 Has Not Been Engaged After Several Attempts By The Module. Gear Now Unavailable. Restart Tractor To Try And Select Gear, Gear Shift Module Direct Drive (GPM)

521928.12

Transmission Jumped Out Of Gear 8, Gear Shift Module Direct Drive (GPM)

521928.17

It Has Taken Too Long To Engauge Gear 8, Gear Shift Module Direct Drive (GPM)

521928.18

Gear 8 Can Not Be Engaged, Gear Shift Module Direct Drive (GPM)

521929.05

Low Amps On Gear 7 Solenoid Coil, Gear Shift Module Direct Drive (GPM)

521929.06

High Amps On Gear 7 Solenoid Coil, Gear Shift Module Direct Drive (GPM)

521929.07

Gear 7 Has Not Been Engaged After Several Attempts By The Module. Gear Now Unavailable. Restart Tractor To Try And Select Gear, Gear Shift Module Direct Drive (GPM)

521929.12

Transmission Jumped Out Of Gear 7, Gear Shift Module Direct Drive (GPM)

521929.17

It Has Taken Too Long To Engauge Gear 7, Gear Shift Module Direct Drive (GPM)

521929.18

Gear 7 Can Not Be Engaged, Gear Shift Module Direct Drive (GPM)

521930.05

Low Amps On Gear 6 Solenoid Coil, Gear Shift Module Direct Drive (GPM)

521930.06

High Amps On Gear 6 Solenoid Coil, Gear Shift Module Direct Drive (GPM)

521930.07

Gear 6 Has Not Been Engaged After Several Attempts By The Module. Gear Now Unavailable. Restart Tractor To Try And Select Gear, Gear Shift Module Direct Drive (GPM)

521930.12

Transmission Jumped Out Of Gear 6, Gear Shift Module Direct Drive (GPM)

521930.17

It Has Taken Too Long To Engauge Gear 6, Gear Shift Module Direct Drive (GPM)

521930.18

Gear 6 Can Not Be Engaged, Gear Shift Module Direct Drive (GPM)

521931.05

Low Amps On Gear 5 Solenoid Coil, Gear Shift Module Direct Drive (GPM)

521931.06

High Amps On Gear 5 Solenoid Coil, Gear Shift Module Direct Drive (GPM)

521931.07

Gear 5 Has Not Been Engaged After Several Attempts By The Module. Gear Now Unavailable. Restart Tractor To Try And Select Gear, Gear Shift Module Direct Drive (GPM)

521931.12

Transmission Jumped Out Of Gear 5, Gear Shift Module Direct Drive (GPM)

521931.17

It Has Taken Too Long To Engauge Gear 5, Gear Shift Module Direct Drive (GPM)

521931.18

Gear 5 Can Not Be Engaged, Gear Shift Module Direct Drive (GPM)

521933.05

Low Amps On Gear 4 Solenoid Coil, Gear Shift Module Direct Drive (GPM)

521933.06

High Amps On Gear 4 Solenoid Coil, Gear Shift Module Direct Drive (GPM)

521933.07

Gear 4 Has Not Been Engaged After Several Attempts By The Module. Gear Now Unavailable. Restart Tractor To Try And Select Gear, Gear Shift Module Direct Drive (GPM)

521933.12

Transmission Jumped Out Of Gear 4, Gear Shift Module Direct Drive (GPM)

521933.17

It Has Taken Too Long To Engauge Gear 4, Gear Shift Module Direct Drive (GPM)

521933.18

Gear 4 Can Not Be Engaged, Gear Shift Module Direct Drive (GPM)

521935.05

Low Amps On Range A Solenoid Coil, Direct Drive Range Module (RPM)

521935.06

High Amps On Range A Solenoid Coil, Direct Drive Range Module (RPM)

521935.07

Range A Gear Has Not Been Engaged After Several Attempts By The Module. Gear Now Unavailable. Restart Tractor To Try And Select Gear, Direct Drive Range Module (RPM)

521935.12

Transmission Jumped Out Of A Range, Gear Shift Module Direct Drive (GPM)

521935.17

It Has Taken Too Long To Engauge Range A. Direct Drive Range Module (RPM)

521935.18

Range B Can Not Be Engaged. Direct Drive Range Module (RPM)

521937.03

Gear Shift Selector Speed Dial Potentiometer Signal Voltage High, Cab Control Module (DOI)

521937.04

Gear Shift Selector Speed Dial Potentiometer Signal Voltage Too Low, Cab Control Module (DOI)

521979.06

Battery Cut Off Relay Keep Awake Amps High Main Control Module (CCU)

521979.06

Battery Cut Off Relay Keep Awake Amps High Rear Chassis (CCU)

521979.06

Battery Cut Off Relay Keep Awake Amps High, Gear Shift Module Direct Drive (PL1)

521991.06

High Amp Draw On Gear Solenoids. Module Is Too Hot And Shut Down. Will Reset After 1 Minute, Gear Shift Module Direct Drive (GPM)

521991.06

High Amp Draw On Gear Solenoids. Module Is Too Hot And Shut Down. Will Reset After 1 Minute, Direct Drive Range Module (RPM)

521991.12

Module Is Too Hot And Shut Down. Will Reset After 1 Minute, Gear Shift Module Direct Drive (GPM)

521991.12

Module Is Too Hot And Shut Down. Will Reset After 1 Minute, Direct Drive Range Module (RPM)

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