Case IH fault codes & repair guides
All 9,847 codes· 50 per page · page 88 of 197
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| 6019 | PTO Controller | PTO Solenoid Coil is failed short circuit or shorted to +12 volts | Full repair manual for code 6019, PTO Controller |
| 6020 | Transmission Control Module (TRANS), Chassis Control Module (CCM), or Armrest / Right-Hand Sensor Console module (RHC) | FWD Switch error | Full repair manual for code 6020, Transmission Control Module (TRANS), Chassis Control Module (CCM), or Armrest / Right-Hand Sensor Console module (RHC) |
| 6021 | Transmission Control Unit (TCU) or Electronic Management Unit (EMU) / Armrest Controller | FWD Solenoid Stuck on | Full repair manual for code 6021, Transmission Control Unit (TCU) or Electronic Management Unit (EMU) / Armrest Controller |
| 6022 | Transmission Control Unit (TCU) / Electronic Management Unit / Drive Controller | FWD Solenoid Stuck off | Full repair manual for code 6022, Transmission Control Unit (TCU) / Electronic Management Unit / Drive Controller |
| 6023 (564.05) - DEC | DEC | 2WD Solenoid - open circuit | Full repair manual for code 6023 (564.05) - DEC, DEC |
| 6023 | Transmission Controller (TRANS) / Tractor Electronic Management / Driveline Controller | FWD solenoid - open circuit | Full repair manual for code 6023, Transmission Controller (TRANS) / Tractor Electronic Management / Driveline Controller |
| 6023 - UCM | UCM / CCM | Four Wheel Drive (FWD) solenoid - open circuit | Full repair manual for code 6023 - UCM, UCM / CCM |
| 6024 (564.15) - DEC | CCM (Chassis Control Module) or Transmission Controller (TCM) | 2WD Solenoid - short to high voltage | Full repair manual for code 6024 (564.15) - DEC, CCM (Chassis Control Module) or Transmission Controller (TCM) |
| 6024 | HITCH Controller | Hitch Raise Solenoid is failed open or shorted to the ground. | Full repair manual for code 6024, HITCH Controller |
| 6024 - UCM | UCM / CCM | FWD solenoid – short circuit to Battery | Full repair manual for code 6024 - UCM, UCM / CCM |
| 6025 (564.04) - DEC | DEC | 2WD Solenoid - short to GND | Full repair manual for code 6025 (564.04) - DEC, DEC |
| 6025 | Hitch Controller | Hitch Raise Solenoid is failed shorted to 12 volts | Full repair manual for code 6025, Hitch Controller |
| 6025 | Transmission Control Module (TCM) or Drivetrain/Chassis controller | No FWD pressure | Full repair manual for code 6025, Transmission Control Module (TCM) or Drivetrain/Chassis controller |
| 6025 | Transmission Control Unit (TCU) or Chassis Control Module (CCM) | FWD / MFD Clutch Solenoid Circuit Error | Full repair manual for code 6025, Transmission Control Unit (TCU) or Chassis Control Module (CCM) |
| 6026 | Transmission Control Module (TCM) or Tractor Electronic Management (TEM) | FWD pressure switch - stuck | Full repair manual for code 6026, Transmission Control Module (TCM) or Tractor Electronic Management (TEM) |
| 6028 (564.11) - DEC | DEC | 2WD Solenoid - Generic Error | Full repair manual for code 6028 (564.11) - DEC, DEC |
| 6028 | Transmission Control Unit (TCU) / Generic Electronic Module (GEM) | Transmission Temperature Sensor / 2WD Solenoid - Generic Error | Full repair manual for code 6028, Transmission Control Unit (TCU) / Generic Electronic Module (GEM) |
| 6029 | TCU or TCM | 2WD Solenoid - LSD short to GND | Full repair manual for code 6029, TCU or TCM |
| 6030 (564.03) - DEC | DEC (Drivetrain Electronic Controller) | 2WD Solenoid - LSD short to high voltage | Full repair manual for code 6030 (564.03) - DEC, DEC (Drivetrain Electronic Controller) |
| 6030 | Transmission Control Module (TCM) / Tractor Controller Unit (TCU) | 2WD Solenoid - LSD short to high voltage | Full repair manual for code 6030, Transmission Control Module (TCM) / Tractor Controller Unit (TCU) |
| 6031 | Driveline / 4WD / Transmission ECU | Voltage from the front shaft speed sensor (VAA) too low | Full repair manual for code 6031, Driveline / 4WD / Transmission ECU |
| 6032 | 4WD ECU / Transmission ECU (SC/SD controller) | Voltage from the front shaft speed sensor (VAA) too high | Full repair manual for code 6032, 4WD ECU / Transmission ECU (SC/SD controller) |
| 6033 | Transmission Control Unit (TCU) / 4WD ECU | Voltage from the rear shaft speed sensor (VAP) too low. | Full repair manual for code 6033, Transmission Control Unit (TCU) / 4WD ECU |
| 6034 | 4WD ECU / Transmission Control Unit | Voltage from the rear shaft speed sensor (VAP) too high. | Full repair manual for code 6034, 4WD ECU / Transmission Control Unit |
| 6035 | Transmission Control Unit (TCU) or 4WD ECU (SC/SD) | Frequency from the front shaft speed sensor (VAA) too high. | Full repair manual for code 6035, Transmission Control Unit (TCU) or 4WD ECU (SC/SD) |
| 6036 | Steering / 4WD ECU | Rear Shaft Speed Sensor (VAP) Frequency Out of Range | Full repair manual for code 6036, Steering / 4WD ECU |
| 6037 | Transmission Control Unit (TCU) or 4WD ECU | Inconsistent sensors (VAA) and (VAP) | Full repair manual for code 6037, Transmission Control Unit (TCU) or 4WD ECU |
| 6038 | Combine Control Module (CCM), Header Height Control (HHC) module, 4WD ECU, Suspension Controller, or primary chassis control module | Voltage from tilt sensor too low | Full repair manual for code 6038, Combine Control Module (CCM), Header Height Control (HHC) module, 4WD ECU, Suspension Controller, or primary chassis control module |
| 6039 | — | Slope Sensor too high | Full repair manual for code 6039 |
| 6041 | Steering/4WD ECU | Voltage from steering angle sensor too high | Full repair manual for code 6041, Steering/4WD ECU |
| 6042 | — | Steering Switch too low | Full repair manual for code 6042 |
| 6084 | PTO Controller or TMF (Tractor Management Function / Transmission) Controller | Differential Lock Solenoid has failed Open or Short Circuit | Full repair manual for code 6084, PTO Controller or TMF (Tractor Management Function / Transmission) Controller |
| 6094 | PTO Controller | MFD (Mechanical Front Drive) Solenoid has failed Open or Short Circuit | Full repair manual for code 6094, PTO Controller |
| 6115 | Transmission Controller (TRANS) | Lube Valve Coil circuit is shorted to 12 volts when the valve is ON | Full repair manual for code 6115, Transmission Controller (TRANS) |
| 6116 | Transmission Controller (TRANS) | Lube Valve Coil circuit is open or shorted to ground (when the valve is ON). | Full repair manual for code 6116, Transmission Controller (TRANS) |
| 6583-03 - DEC | Transmission Control Unit (TCU) or Vehicle Control Unit (VCU) | Transmission Hydrostatic Loop 1 Pressure (Voltage above normal, or shorted to high source) | Full repair manual for code 6583-03 - DEC, Transmission Control Unit (TCU) or Vehicle Control Unit (VCU) |
| 6583-04 - DEC | Electronic Transmission Controller (TCU) | Transmission Hydrostatic Loop 1 Pressure (Pressure A) - Voltage below normal, or shorted to low source | Full repair manual for code 6583-04 - DEC, Electronic Transmission Controller (TCU) |
| 6584-01 - DEC | Electronic Transmission Controller (ETC) / Transmission Control Unit (TCU) | Transmission Hydrostatic Loop 2 Pressure - Data Valid But Below Normal Operational Range | Full repair manual for code 6584-01 - DEC, Electronic Transmission Controller (ETC) / Transmission Control Unit (TCU) |
| 6584-03 - DEC | Electronic Transmission Controller (ETC) or Transmission Control Unit (TCU) | Transmission Hydrostatic Loop 2 Pressure - Voltage above normal, or shorted to high source | Full repair manual for code 6584-03 - DEC, Electronic Transmission Controller (ETC) or Transmission Control Unit (TCU) |
| 6584-04 - DEC | Transmission Control Unit (TCU) or Vehicle Control Unit (VCU) | Transmission Hydrostatic Loop 2 Pressure - Voltage Below Normal, or Shorted to Low Source | Full repair manual for code 6584-04 - DEC, Transmission Control Unit (TCU) or Vehicle Control Unit (VCU) |
| 6912-01 - DEC | Transmission Control Module (TCM) | Transmission hydro motor speed sensor data valid, below normal range - most severe. | Full repair manual for code 6912-01 - DEC, Transmission Control Module (TCM) |
| 6912-02 - DEC | Transmission Control Unit (TCU) | Transmission hydro motor speed sensor data is erratic, intermittent, or incorrect | Full repair manual for code 6912-02 - DEC, Transmission Control Unit (TCU) |
| 6912-03 - DEC | DEC | Transmission hydro motor speed sensor electrical circuit fault voltage above normal | Full repair manual for code 6912-03 - DEC, DEC |
| 6912-04 - DEC | Transmission Control Module (TCU) | Transmission hydro motor speed sensor electrical circuit fault voltage below normal | Full repair manual for code 6912-04 - DEC, Transmission Control Module (TCU) |
| 6912-16 - DEC | Transmission Control Unit (TCU) | Transmission hydro motor speed sensor data valid, above normal range - moderately severe | Full repair manual for code 6912-16 - DEC, Transmission Control Unit (TCU) |
| 6912-18 - DEC | DEC | Transmission hydro motor speed sensor data valid but below normal operating range | Full repair manual for code 6912-18 - DEC, DEC |
| 7014 | ARM | Difflock Switch Error | Full repair manual for code 7014, ARM |
| 7014 | TMF (Transmission Management Function) Controller, Instrumentation Controller, or PTO Controller | Brake Lamp Relay Solenoid has failed Open or Short Circuit | Full repair manual for code 7014, TMF (Transmission Management Function) Controller, Instrumentation Controller, or PTO Controller |
| 7015 | Transmission Control Unit (TCU) or Armrest / Multi-Function Display (MFD) controller | Differential Lock Solenoid Stuck Off | Full repair manual for code 7015, Transmission Control Unit (TCU) or Armrest / Multi-Function Display (MFD) controller |
| 7015 (746.11) - DEC | Transmission / Drivetrain Controller | Difflock Solenoid Stuck off | Full repair manual for code 7015 (746.11) - DEC, Transmission / Drivetrain Controller |
