Case IH fault codes & repair guides
All 9,847 codes· 50 per page · page 4 of 197
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| 44 | Transmission ECM | Synchronizer Hi-Lo (Forward) Solenoid has a short to ground or an open circuit | Full repair manual for code 44, Transmission ECM |
| 44.00 - ACML | ACML | Error on voltage 5Vref2 supply detected | Full repair manual for code 44.00 - ACML, ACML |
| 45 | TMF (Transmission Management Function) Controller or Hitch Controller (EDC/Hitch) | Hitch calibration attempted when the engine is not running or engine speed signal is failed | Full repair manual for code 45, TMF (Transmission Management Function) Controller or Hitch Controller (EDC/Hitch) |
| 45 | Transmission Control Unit (TCU) | Reverse solenoid coil open circuit | Full repair manual for code 45, Transmission Control Unit (TCU) |
| 45.00 - ACML | ACML | Error on voltage 12VRef supply detected, supply will be switched OFF and all connected devices will go to 'error state'. | Full repair manual for code 45.00 - ACML, ACML |
| 46 | Power Shuttle Electronic Control Module (Transmission ECM) | FUSE ERROR | Full repair manual for code 46, Power Shuttle Electronic Control Module (Transmission ECM) |
| 46 | Transmission ECM | FUSE ERROR | Full repair manual for code 46, Transmission ECM |
| 46.00 - ACML | ACML | Internal CPU/ADC reference voltage (5000mV) does not match. | Full repair manual for code 46.00 - ACML, ACML |
| 47 | TMF (Tractor Multi-Function) Controller or HITCH Controller | Raise Valve calibration value is too high. (valve problem) | Full repair manual for code 47, TMF (Tractor Multi-Function) Controller or HITCH Controller |
| 47 | Transmission Control Unit (TCU) / Transmission ECM | CLUTCH PEDAL SWITCH (1) SET TOO HIGH | Full repair manual for code 47, Transmission Control Unit (TCU) / Transmission ECM |
| 47 | TRANS (Transmission Controller) | Clutch pedal bottom of clutch switch misadjusted | Full repair manual for code 47, TRANS (Transmission Controller) |
| 48 | Hitch Controller / TMF (Tractor Multi-Function) controller | Raise Valve calibration value is too low. (valve problem) | Full repair manual for code 48, Hitch Controller / TMF (Tractor Multi-Function) controller |
| 48 | Transmission Controller (TCU / Trans / ATC) | Bottom of Clutch (BOC) pedal switch or the bottom of clutch relay (neutral relay) are short circuit. | Full repair manual for code 48, Transmission Controller (TCU / Trans / ATC) |
| 48 | Transmission ECM | Clutch Pedal Switch (1) Set Too Low | Full repair manual for code 48, Transmission ECM |
| 48.00 - ACML | ACML | ACML EEPROM Data Integrity Failure | Full repair manual for code 48.00 - ACML, ACML |
| 49 | Armrest Controller | Aux 3rd remote valve LEVER potentiometer is failed. | Full repair manual for code 49, Armrest Controller |
| 49 | Transmission Controller (TRANS) or Electronic Draft Control (EDC) / Hydraulic Systems controller | Wheel speed sensor open or short circuit | Full repair manual for code 49, Transmission Controller (TRANS) or Electronic Draft Control (EDC) / Hydraulic Systems controller |
| 49 | TRANS (Transmission Controller) | Auto Guidance Isolation valve driver Fault | Full repair manual for code 49, TRANS (Transmission Controller) |
| 50 | TMF (Tractor Management Frame / Transmission Management Function) | Hitch position at top of travel is not within specification during calibration. | Full repair manual for code 50, TMF (Tractor Management Frame / Transmission Management Function) |
| 50 | Transmission Controller (TRANS) | Park Brake is stuck off by the electrical power being stuck on when commanded off | Full repair manual for code 50, Transmission Controller (TRANS) |
| 50.00 - ACML | ACML | Init of the online RAM test failed | Full repair manual for code 50.00 - ACML, ACML |
| 51 | Automated Steering System module | Operator Presence Missing | Full repair manual for code 51, Automated Steering System module |
| 51 | Hitch Controller / TMF (Tractor Management Frame) ECU | Lower Valve calibration value is too high. (valve problem) | Full repair manual for code 51, Hitch Controller / TMF (Tractor Management Frame) ECU |
| 51 | Transmission Controller (TRANS / TECU) | FNRP pod indicates Forward or Reverse is on, when Park is on. | Full repair manual for code 51, Transmission Controller (TRANS / TECU) |
| 51 | Transmission Electronic Control Module (Transmission ECM / Controller) | Transmission Temperature Sender Open Circuit | Full repair manual for code 51, Transmission Electronic Control Module (Transmission ECM / Controller) |
| 52 | Instrumentation Controller (ICU) and Armrest Controller (ARM) | Invalid Configuration PTO ON/OFF Control Switch Failure | Full repair manual for code 52, Instrumentation Controller (ICU) and Armrest Controller (ARM) |
| 52 | TMF (Tractor Management Frame) | Lower Valve calibration value is too low. (valve problem) | Full repair manual for code 52, TMF (Tractor Management Frame) |
| 52 | Transmission Controller (TRANS / TCU) | The Park Brake is stuck on by no electrical power supplied when commanded on | Full repair manual for code 52, Transmission Controller (TRANS / TCU) |
| 52 | Transmission ECM | Transmission Temperature Sender (Bb) Short Circuit | Full repair manual for code 52, Transmission ECM |
| 52.00 - ACML | ACML | CRC of config IO failed (Content do not match with CRC) | Full repair manual for code 52.00 - ACML, ACML |
| 53 | Electronic Management Unit (EMU) / EDC (Electronic Draft Control) Microprocessor / Hitch Controller | Microprocessor 5 Volt Reference Shorted To +12 Volts | Full repair manual for code 53, Electronic Management Unit (EMU) / EDC (Electronic Draft Control) Microprocessor / Hitch Controller |
| 53 | TMF, ARM, or EDC / Hitch Controller | The time allowed for hitch calibration has expired | Full repair manual for code 53, TMF, ARM, or EDC / Hitch Controller |
| 53 | Transmission Controller, EDC Microprocessor, TMF Controller, or PTO Controller | Microprocessor 5 Volt Reference Shorted To +12 Volts / PTO Solenoid Shorted to 12V | Full repair manual for code 53, Transmission Controller, EDC Microprocessor, TMF Controller, or PTO Controller |
| 53.00 - ACML | ACML | More than X consecutive HW-watchdog resets detected, checked during startup | Full repair manual for code 53.00 - ACML, ACML |
| 54 | Electronic Draft Control (EDC) / Hitch Controller | Microprocessor 5 Volt Reference Shorted To Ground | Full repair manual for code 54, Electronic Draft Control (EDC) / Hitch Controller |
| 54 | TMF (Tractor Management Function) Controller or Hitch Controller (HCU) | Hitch position at bottom of travel is not within specification during calibration. | Full repair manual for code 54, TMF (Tractor Management Function) Controller or Hitch Controller (HCU) |
| 54 | Transmission ECM | 5 VOLTS SENSOR SUPPLY SHORT TO GROUND OR OPEN | Full repair manual for code 54, Transmission ECM |
| 55 | Instrument Cluster (ICU2) or Cab Controller / Armrest Controller | Audible alarm open circuit | Full repair manual for code 55, Instrument Cluster (ICU2) or Cab Controller / Armrest Controller |
| 55 | TMF (Tractor Management Function) Controller or EDC/Hitch Controller | Hitch position range from top to bottom is not within spec during calibration. | Full repair manual for code 55, TMF (Tractor Management Function) Controller or EDC/Hitch Controller |
| 55 | Transmission ECM | FORWARD_SW_HI_ERR (57 Auto None) | Full repair manual for code 55, Transmission ECM |
| 55.00 - ACML | ACML | Battery voltage out of range, set as indicator | Full repair manual for code 55.00 - ACML, ACML |
| 56 | TMF (Tractor Multi-Function) Controller | Hitch position range to position command range ratio is not within spec during calibration. | Full repair manual for code 56, TMF (Tractor Multi-Function) Controller |
| 56 | Transmission ECM | FORWARD_SW_LO_ERR - Power Shuttle FNR Lever Forward Position Switch Short to Ground or Open Circuit | Full repair manual for code 56, Transmission ECM |
| 56 | Transmission ECM / Controller Guidance System / Transmission Controller (TCU) | Power Shuttle FNR Lever Switch Fault / Guidance System Timeout / Backup Alarm Circuit Shorted or Open | Full repair manual for code 56, Transmission ECM / Controller Guidance System / Transmission Controller (TCU) |
| 56.00 - ACML | ACML | 12VRef voltage out of range | Full repair manual for code 56.00 - ACML, ACML |
| 57 | EDC (Electronic Draft Control) module | EDC Microprocessor Failure | Full repair manual for code 57, EDC (Electronic Draft Control) module |
| 57 | TMF (Tractor Multi-Function) Controller | Right Draft Pin voltage is not within spec for 'no load' condition during calibration. | Full repair manual for code 57, TMF (Tractor Multi-Function) Controller |
| 57 | Transmission ECM | REVERSE_SW_HI_ERR (61 Auto None) | Full repair manual for code 57, Transmission ECM |
| 57 | Transmission / Power Shuttle ECM, Electronic Draft Control (EDC) Module, or Autopilot / Steering System | FNR Lever Reverse Switch Short, EDC Microprocessor Failure, or Steering Angle Out of Bounds | Full repair manual for code 57, Transmission / Power Shuttle ECM, Electronic Draft Control (EDC) Module, or Autopilot / Steering System |
| 58 | TMF (Tractor Multi-Function) Controller | Left Draft Pin voltage is not within spec for 'no load' condition during calibration | Full repair manual for code 58, TMF (Tractor Multi-Function) Controller |
