Case IH fault codes & repair guides
All 9,847 codes· 50 per page · page 171 of 197
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| F-2630-02 - ECU | Engine Control Unit (ECU) | Plausibility check error of the Charge Air Cooler (CAC) / Fresh Air Temperature Sensor at cold start | Full repair manual for code F-2630-02 - ECU, Engine Control Unit (ECU) |
| F-2634-03 - ECU | Engine Control Unit (ECU A-095) | Auxiliary power relay low side driver circuit short to battery failure | Full repair manual for code F-2634-03 - ECU, Engine Control Unit (ECU A-095) |
| F-2634-04 - ECU | Engine Control Unit (ECU) | Auxiliary power relay low side driver circuit short to ground failure. | Full repair manual for code F-2634-04 - ECU, Engine Control Unit (ECU) |
| F-2634-05 - ECU | Engine Control Unit (ECU) | Auxiliary power relay low side driver circuit open failure | Full repair manual for code F-2634-05 - ECU, Engine Control Unit (ECU) |
| F-2634-06 - ECU | Engine Control Unit (ECU) A-095 | Auxiliary power relay high side driver circuit short to ground failure | Full repair manual for code F-2634-06 - ECU, Engine Control Unit (ECU) A-095 |
| F-2634-31 - ECU | Engine Control Unit (ECU A-095) | Auxiliary power relay low side ECU driver circuit over temperature failure | Full repair manual for code F-2634-31 - ECU, Engine Control Unit (ECU A-095) |
| F27 | Transmission Controller (TCU) or Instrument Cluster Unit (ICU) | Engine RPM Signal Not Present | Full repair manual for code F27, Transmission Controller (TCU) or Instrument Cluster Unit (ICU) |
| F-2795-09 - ECU | Engine Control Unit (ECU) | CAN timeout error from eVGT Actuator | Full repair manual for code F-2795-09 - ECU, Engine Control Unit (ECU) |
| F-2797-03 - ECU | Engine Control Unit (ECU) | Injection bank 1 short circuit failure (all injectors of the same bank can be affected) | Full repair manual for code F-2797-03 - ECU, Engine Control Unit (ECU) |
| F-2798-03 - ECU | Engine Control Unit (ECU A-095) | Injection bank 2 short circuit failure | Full repair manual for code F-2798-03 - ECU, Engine Control Unit (ECU A-095) |
| F-2858-13 - CGR | CGR | Unlock Not Valid for this Receiver | Full repair manual for code F-2858-13 - CGR, CGR |
| F-2858-14 - CGR | CGR | Unlock Code Corrupted | Full repair manual for code F-2858-14 - CGR, CGR |
| F29 | Transmission Controller | 19th Gear Clutch Solenoid Over Voltage | Full repair manual for code F29, Transmission Controller |
| F2A | Transmission Controller | Clutch A Solenoid Over Voltage | Full repair manual for code F2A, Transmission Controller |
| F2B | Transmission Controller (TCU) | Clutch B Solenoid Over Voltage | Full repair manual for code F2B, Transmission Controller (TCU) |
| F2C | Transmission Controller (TCU) | Clutch C Solenoid Over Voltage | Full repair manual for code F2C, Transmission Controller (TCU) |
| F2D | Transmission Control Unit (TCU) / Transmission Controller | Clutch D Solenoid Over Voltage | Full repair manual for code F2D, Transmission Control Unit (TCU) / Transmission Controller |
| F2E | Transmission Controller | Clutch E Solenoid Over Voltage | Full repair manual for code F2E, Transmission Controller |
| F30 | Transmission Controller (TCU) | 19th Gear Clutch Dump Solenoid Over Voltage | Full repair manual for code F30, Transmission Controller (TCU) |
| F-3031-00 - ECU | Engine Control Unit (ECU) | DEF (Diesel Exhaust Fluid) / AdBlue tank temperature sensor circuit has failed high | Full repair manual for code F-3031-00 - ECU, Engine Control Unit (ECU) |
| F-3031-01 - ECU | Engine Control Unit (ECU) | DEF/AdBlue temperature sensor voltage is lower than expected | Full repair manual for code F-3031-01 - ECU, Engine Control Unit (ECU) |
| F-3031-06 - ECU | Engine Control Unit (ECU) | DEF/AdBlue tank temperature is not within acceptable limits | Full repair manual for code F-3031-06 - ECU, Engine Control Unit (ECU) |
| F31 | Transmission Controller (TCU) | Range Shift Synchronizer Did Not Engage During Shuttle Shift | Full repair manual for code F31, Transmission Controller (TCU) |
| F32 | Transmission Controller (TCM) / Gear Control Module (GCM2) | High Range Synchronizer Did Not Engage During Start Up Sequence, Within Specified Time | Full repair manual for code F32, Transmission Controller (TCM) / Gear Control Module (GCM2) |
| F-3216-02 - ECU | Engine Control Unit (ECU) | Upstream NOx sensor values are not plausible | Full repair manual for code F-3216-02 - ECU, Engine Control Unit (ECU) |
| F-3216-14 - ECU | ECM / ACM | NOx Sensor Up Stream - Sensor value implausible as compared to the software model | Full repair manual for code F-3216-14 - ECU, ECM / ACM |
| F-3216-31 - ECU | Engine Control Unit (ECU) | Upstream NOx sensor supply voltage is out of range | Full repair manual for code F-3216-31 - ECU, Engine Control Unit (ECU) |
| F-3220-12 - ECU | Engine Control Unit (ECU) | Upstream NOx sensor stability time exceeded / NOx estimation model in ECU software is inaccurate due to other failures | Full repair manual for code F-3220-12 - ECU, Engine Control Unit (ECU) |
| F-3222-12 - ECU | Engine Control Unit (ECU) | Upstream NOx sensor internal failure (Heater Performance Plausibility Error) | Full repair manual for code F-3222-12 - ECU, Engine Control Unit (ECU) |
| F-3223-05 - ECU | Engine ECU | Upstream NOx sensor internal failure (Heater Open Circuit Error) | Full repair manual for code F-3223-05 - ECU, Engine ECU |
| F-3223-06 - ECU | Engine Control Unit (ECU) / Engine Management System (EMS) | Upstream NOx sensor internal failure (Heater Short Circuit Error) | Full repair manual for code F-3223-06 - ECU, Engine Control Unit (ECU) / Engine Management System (EMS) |
| F-3224-02 - ECU | Engine Control Unit (ECU) | Upstream NOx sensor lambda signal deviation - NOx sensor possible removal detected | Full repair manual for code F-3224-02 - ECU, Engine Control Unit (ECU) |
| F-3224-05 - ECU | Engine Control Unit (ECU) / Engine Management System (EMS) | Upstream NOx sensor internal failure (Open Circuit Error) | Full repair manual for code F-3224-05 - ECU, Engine Control Unit (ECU) / Engine Management System (EMS) |
| F-3224-06 - ECU | Engine ECU or DCU | Upstream NOx sensor internal failure (Short Circuit Error) | Full repair manual for code F-3224-06 - ECU, Engine ECU or DCU |
| F-3224-09 - ECU | Engine Control Unit (ECU) | CAN Message Timeout from the Upstream NOx Sensor | Full repair manual for code F-3224-09 - ECU, Engine Control Unit (ECU) |
| F-3226-10 - ECU | Engine Control Unit (ECU / ECM) | Downstream NOx sensor signal is stuck at a constant value or Abnormal Rate of Change | Full repair manual for code F-3226-10 - ECU, Engine Control Unit (ECU / ECM) |
| F-3226-31 - ECU | Engine Control Unit (ECU) | Downstream NOx sensor supply voltage is out of range | Full repair manual for code F-3226-31 - ECU, Engine Control Unit (ECU) |
| F-3232-05 - ECU | Engine ECU | Downstream NOx sensor internal failure (Heater Open Circuit Error) | Full repair manual for code F-3232-05 - ECU, Engine ECU |
| F-3232-06 - ECU | Engine Control Unit (ECU) / Engine Control Module (ECM) | Downstream NOx sensor internal failure (Heater Short Circuit Error) | Full repair manual for code F-3232-06 - ECU, Engine Control Unit (ECU) / Engine Control Module (ECM) |
| F-3232-12 - ECU | Engine ECU | Downstream NOx sensor internal failure (Heater Performance Plausibility Error) | Full repair manual for code F-3232-12 - ECU, Engine ECU |
| F-3234-02 - ECU | Engine Control Module (ECM) or Aftertreatment Control Module (ACM) | Downstream NOx sensor lambda signal deviation - NOx sensor possible removal detected | Full repair manual for code F-3234-02 - ECU, Engine Control Module (ECM) or Aftertreatment Control Module (ACM) |
| F-3234-05 - ECU | Engine Control Unit (ECU) | Downstream NOx sensor internal failure (Open Circuit Error) | Full repair manual for code F-3234-05 - ECU, Engine Control Unit (ECU) |
| F-3234-06 - ECU | Engine Control Module (ECM / Engine ECU) / Dosing Control Unit (DCU) / Aftertreatment Control Module (ACM) | Downstream NOx sensor internal failure (Short Circuit Error) | Full repair manual for code F-3234-06 - ECU, Engine Control Module (ECM / Engine ECU) / Dosing Control Unit (DCU) / Aftertreatment Control Module (ACM) |
| F-3242-14 - ECU | Engine Control Unit (ECU) | SCR downstream temperature sensor signal drift at cold start | Full repair manual for code F-3242-14 - ECU, Engine Control Unit (ECU) |
| F-3242-31 - ECU | Engine Control Unit (ECU) | Upstream SCR temperature sensor comparison to a calculated temperature value failure | Full repair manual for code F-3242-31 - ECU, Engine Control Unit (ECU) |
| F33 | Transmission Control Module (TCM) / Transmission Controller | Synchronizer Did Not Disengage | Full repair manual for code F33, Transmission Control Module (TCM) / Transmission Controller |
| F-3361-31 - ECU | Engine Control Unit (ECU) / Engine ECM | DEF/AdBlue supply module temperature not available / DEF dosing valve powerstage driver chip over temperature | Full repair manual for code F-3361-31 - ECU, Engine Control Unit (ECU) / Engine ECM |
| F-3363-03 - ECU | Engine Control Unit (ECU) | DEF tank heater coolant valve solenoid short circuit to HIGH SOURCE | Full repair manual for code F-3363-03 - ECU, Engine Control Unit (ECU) |
| F-3363-04 - ECU | Engine Control Unit (ECU) or Dosing Control Unit (DCU) / SCR System Module | DEF/AdBlue tank heater actuator short circuit to ground failure | Full repair manual for code F-3363-04 - ECU, Engine Control Unit (ECU) or Dosing Control Unit (DCU) / SCR System Module |
| F-3363-05 - ECU | Engine Control Unit (ECU) | DEF/AdBlue tank heater actuator open load failure / DEF Tank Heater Solenoid Current Low | Full repair manual for code F-3363-05 - ECU, Engine Control Unit (ECU) |
