John Deere fault codes & repair guides
All 3,995 codes· 50 per page · page 74 of 80
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| ACU524020.31 | ACU | Transmission in the Gearbox When Starting | Full repair manual for code ACU524020.31, ACU |
| ACU524020.31 | ACU | Transmission in Park | Full repair manual for code ACU524020.31, ACU |
| CAB524020.31 | CAB | Lever in PARK Position | Full repair manual for code CAB524020.31, CAB |
| 524020.31 | PTR, CAB, ACU, TIP, PTP, UIC | Reverser in Gear at Power-Up | Full repair manual for code 524020.31, PTR, CAB, ACU, TIP, PTP, UIC |
| 524021.31 | PTR, CAB, ACU, or UIC | Directional Reverser Lever Switch Circuit Fault / Conflict Among Reverser Lever Switches | Full repair manual for code 524021.31, PTR, CAB, ACU, or UIC |
| 524022.31 | FCC, CAB, UIC, PTR, or ACU | Issue With Signals From The Forward/Reverse Lever | Full repair manual for code 524022.31, FCC, CAB, UIC, PTR, or ACU |
| 524032.01 | TIA / UIC | S80 Reverse Drive Lever, Forward or Reverse Position and Power Zero Position Faulty | Full repair manual for code 524032.01, TIA / UIC |
| 524032.04 | TIA or UIC | S80 Reverse Drive Lever, Forward or Reverse Position Faulty | Full repair manual for code 524032.04, TIA or UIC |
| 524037 | — | MFWD Switch Circuit Fault | Full repair manual for code 524037 |
| 524037.02 | CCU (Chassis Control Unit / Central Control Unit) | Main Control Module Has Noted An Issue With The Voltage On The 4WD Circuit | Full repair manual for code 524037.02, CCU (Chassis Control Unit / Central Control Unit) |
| SCU524038.02 | SCU | No External Control Message Reboot the Vehicle | Full repair manual for code SCU524038.02, SCU |
| 524038.09 | SCC (Selective Control Controller) or SCU (Deluxe Hydraulic Control Unit) | Missing SCV IV External Control Message for 1 Second | Full repair manual for code 524038.09, SCC (Selective Control Controller) or SCU (Deluxe Hydraulic Control Unit) |
| SCU524038.19 | SCU | No External Control Message Reboot the Vehicle | Full repair manual for code SCU524038.19, SCU |
| PTI524042.00 | PTI | Transmission Oil and Filter Issue | Full repair manual for code PTI524042.00, PTI |
| 524042.16 | — | Transmission Oil Filter Bypassed | Full repair manual for code 524042.16 |
| 524055.02 | Front Chassis Module (SFA/SCO/PTF) | Front Chassis Module Internal Fault / Control Software Internal Fault | Full repair manual for code 524055.02, Front Chassis Module (SFA/SCO/PTF) |
| 524055.02 | XMC | Control Software Internal Fault | Full repair manual for code 524055.02, XMC |
| 524055.12 | XMC | Control Software Internal Fault | Full repair manual for code 524055.12, XMC |
| 524069.03 | PTR / VCU | Reverse Solenoid Short to High | Full repair manual for code 524069.03, PTR / VCU |
| 524069.04 | — | Reverse Solenoid Short to Ground | Full repair manual for code 524069.04 |
| 524069.05 | PTR, PRC, PTH, or PTQ | Reverse Clutch Solenoid Amps Are Low / Machine Drive Valve Reverse Current Below Normal or Open Circuit | Full repair manual for code 524069.05, PTR, PRC, PTH, or PTQ |
| 524069.06 | PRC / PTQ | The Reverse Clutch Solenoid Amps Are High | Full repair manual for code 524069.06, PRC / PTQ |
| 524071.03 | PTH or VCU | Forward Solenoid Short to High | Full repair manual for code 524071.03, PTH or VCU |
| 524071.04 | — | Forward Solenoid Short to Ground | Full repair manual for code 524071.04 |
| 524071.05 | PTR / PRC / PTH | Machine Drive Valve Forward Current is Below Normal or has an Open Circuit | Full repair manual for code 524071.05, PTR / PRC / PTH |
| 524071.06 | PTR / PRC | Forward Solenoid Valve (Y33), Current Too High | Full repair manual for code 524071.06, PTR / PRC |
| 524096.02 | AIC (Armrest Interface Control Unit) | Armrest Engine Speed Control Module Message Fault / Hand Throttle Potentiometer, Voltage Ratio Between Channel 1 and Channel 2 Not Correct | Full repair manual for code 524096.02, AIC (Armrest Interface Control Unit) |
| 524096.03 | AIC (Armrest Integrated Controller) | Hand Throttle Potentiometer Voltage Too High | Full repair manual for code 524096.03, AIC (Armrest Integrated Controller) |
| 524096.04 | AIC (Armrest Integrated Controller) | Low Voltage in Armrest Engine Speed Control Module | Full repair manual for code 524096.04, AIC (Armrest Integrated Controller) |
| 524101.02 | ACU (Armrest Control Unit) / AIC (Armrest Integrated Controller) | SCV VI Control Lever Switch/Sensor Circuit Conflict | Full repair manual for code 524101.02, ACU (Armrest Control Unit) / AIC (Armrest Integrated Controller) |
| 524101.03 | — | Control Lever of the Hitch Valve Fault | Full repair manual for code 524101.03 |
| 524102.02 | ACU (Armrest Control Unit) / AIC (Armrest Interface Control / Cab Module) | SCV V Control Lever Switch/Sensor Circuit Conflict | Full repair manual for code 524102.02, ACU (Armrest Control Unit) / AIC (Armrest Interface Control / Cab Module) |
| 524102.03 | — | VCS Control Lever Fault | Full repair manual for code 524102.03 |
| ACU524102.03 | ACU | SCV Control Lever Sensor Circuit Voltage Problem | Full repair manual for code ACU524102.03, ACU |
| 524103.02 | ACU (Armrest Control Unit) or AIC (Armrest Interface Control) | SCV IV Control Lever Switch/Sensor Circuit Conflict | Full repair manual for code 524103.02, ACU (Armrest Control Unit) or AIC (Armrest Interface Control) |
| 524104.02 | Armrest Control Unit (ACU) / Armrest Interface Control (AIC) | SCV III Control Lever Switch/Sensor Circuit Conflict | Full repair manual for code 524104.02, Armrest Control Unit (ACU) / Armrest Interface Control (AIC) |
| 524105.02 | ACU / AIC | SCV II Control Lever Switch/Sensor Circuit Conflict | Full repair manual for code 524105.02, ACU / AIC |
| 524107.03 | PTA / TCU | Y2 Proportional Solenoid Valve 2 for Hydrostatic Unit, Voltage Too High | Full repair manual for code 524107.03, PTA / TCU |
| 524107.04 | TCU | Y2 Proportional Solenoid Valve 2 for Hydrostatic Unit, Voltage Too Low | Full repair manual for code 524107.04, TCU |
| 524107.05 | PTA or TCU | Proportional Solenoid Valve 2 (Y2) for Hydrostatic Unit, Current Too Low | Full repair manual for code 524107.05, PTA or TCU |
| 524108.03 | PTA / TCU | Y1 Proportional Solenoid Valve 1 for Hydrostatic Unit, Voltage Too High | Full repair manual for code 524108.03, PTA / TCU |
| 524108.04 | PTA (Power Train Architecture) / TCU (Transmission Control Unit) | Proportional Solenoid Valve 1 for Hydrostatic Unit (Y1), Voltage Too Low | Full repair manual for code 524108.04, PTA (Power Train Architecture) / TCU (Transmission Control Unit) |
| 524108.05 | PTA / TCU | Proportional Solenoid Valve 1 (Y1) for Hydrostatic Unit, Current Too Low | Full repair manual for code 524108.05, PTA / TCU |
| 524109.1 | TCU | B84 Wheel Speed Sensor Fault | Full repair manual for code 524109.1, TCU |
| 524109.10 | — | Wheel Speed Sensor Issue | Full repair manual for code 524109.10 |
| 524110.03 | PTA / TCU | Sensor for Transmission Output Speed, Voltage at Channel 2 Too High | Full repair manual for code 524110.03, PTA / TCU |
| 524110.08 | PTA / TCU | Transmission Output Speed Sensor, Speed at Channel 2 Lower Than at Channel 1 | Full repair manual for code 524110.08, PTA / TCU |
| 524153.03 | PTA / TCU | BG Solenoid Valve for Disk Brake, Voltage Too High | Full repair manual for code 524153.03, PTA / TCU |
| 524153.04 | PTA / TCU | Solenoid Valve for Disk Brake (BG), Voltage Too Low | Full repair manual for code 524153.04, PTA / TCU |
| 524153.05 | PTA / TCU | BG Solenoid Valve for Disk Brake, Current Too Low | Full repair manual for code 524153.05, PTA / TCU |
