Case IH fault codes & repair guides
All 9,847 codes· 50 per page · page 160 of 197
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| 520613-00 - ACM | ACM | Rear hitch working position internal failure | Full repair manual for code 520613-00 - ACM, ACM |
| 520613-01 - ACM | ACM | Rear hitch working position internal failure | Full repair manual for code 520613-01 - ACM, ACM |
| 520613-03 - ACM | ACM | Rear hitch working position voltage high | Full repair manual for code 520613-03 - ACM, ACM |
| 520613-06 - ACM | ACM | Rear hitch working position voltage low | Full repair manual for code 520613-06 - ACM, ACM |
| 520613-09 - ACM | Armrest Control Module (ACM) | Rear hitch position control disconnected while powered on | Full repair manual for code 520613-09 - ACM, Armrest Control Module (ACM) |
| 520613-13 - ACM | ACM | Rear hitch position control sensor disagreement | Full repair manual for code 520613-13 - ACM, ACM |
| 520613-14 - ACM | ACM | Incorrect rear hitch position control configuration | Full repair manual for code 520613-14 - ACM, ACM |
| 520613-19 - ACM | ACM | Rear hitch position control disconnected | Full repair manual for code 520613-19 - ACM, ACM |
| 520615-02 - UCM | UCM | Rear PTO fender switch stuck on | Full repair manual for code 520615-02 - UCM, UCM |
| 520615-03 - UCM | UCM | Rear PTO fender switch shorted to B+ (VBAT / 12V switched) | Full repair manual for code 520615-03 - UCM, UCM |
| 520615-04 - UCM | UCM | Rear PTO fender switch with open circuit | Full repair manual for code 520615-04 - UCM, UCM |
| 520616-00 - ACM | ACM | Rear PTO engage switch internal failure | Full repair manual for code 520616-00 - ACM, ACM |
| 520616-01 - ACM | Armrest Control Module (ACM) / PTO Controller | Rear PTO engage switch internal failure | Full repair manual for code 520616-01 - ACM, Armrest Control Module (ACM) / PTO Controller |
| 520616-03 - ACM | ACM | Rear PTO engage switch voltage high | Full repair manual for code 520616-03 - ACM, ACM |
| 520616-06 - ACM | ACM | Rear PTO engage switch voltage low | Full repair manual for code 520616-06 - ACM, ACM |
| 520616-13 - ACM | ACM | Rear PTO engage switch sensor disagreement | Full repair manual for code 520616-13 - ACM, ACM |
| 520616-14 - ACM | ACM | Incorrect rear PTO engage switch configuration | Full repair manual for code 520616-14 - ACM, ACM |
| 520617-02 - ACM | ACM | Transmission sensitivity switch circuit fault | Full repair manual for code 520617-02 - ACM, ACM |
| 520618-02 - ACM | ACM | Transmission sensitivity switch circuit fault | Full repair manual for code 520618-02 - ACM, ACM |
| 520619-02 - ACM | ACM | Constant engine speed setting 2 switch circuit fault | Full repair manual for code 520619-02 - ACM, ACM |
| 520622-02 - ACM | ACM | Transmission range down switch circuit fault | Full repair manual for code 520622-02 - ACM, ACM |
| 520623-02 - ACM | ACM | Transmission range decrease switch circuit fault | Full repair manual for code 520623-02 - ACM, ACM |
| 520624-02 - ACM | ACM | Second function switch A circuit fault | Full repair manual for code 520624-02 - ACM, ACM |
| 520625-02 - ACM | ACM | ACM: Multi function handle shuttle forward switch circuit fault | Full repair manual for code 520625-02 - ACM, ACM |
| 520626-02 - ACM | ACM | Multi function handle shuttle reverse switch circuit fault. | Full repair manual for code 520626-02 - ACM, ACM |
| 520627-02 - ACM | ACM | Second function switch B circuit fault | Full repair manual for code 520627-02 - ACM, ACM |
| 520645-31 - VCM | VCM | Transmission control lever position switch disagreement | Full repair manual for code 520645-31 - VCM, VCM |
| 520646-03 - VCM | VCM | Transmission control lever position switch disagreement | Full repair manual for code 520646-03 - VCM, VCM |
| 520646-04 - VCM | VCM | Transmission control lever neutral switch voltage low | Full repair manual for code 520646-04 - VCM, VCM |
| 520704-13 - ITBV | Trailer Brake Control Module (iTBV ECU) | Reservoir pressure low | Full repair manual for code 520704-13 - ITBV, Trailer Brake Control Module (iTBV ECU) |
| 520705-13 - ITBV | CCM (Cab Control Module) or ITBV Electronic Control Unit | ITBV: Trailer park brake fault | Full repair manual for code 520705-13 - ITBV, CCM (Cab Control Module) or ITBV Electronic Control Unit |
| 520706-13 - ITBV | ITBV ECU | ITBV: Hand brake fault | Full repair manual for code 520706-13 - ITBV, ITBV ECU |
| 520710-13 - ITBV | ITBV (Intelligent Trailer Brake Valve / Trailer Brake Control) | Out of Calibration | Full repair manual for code 520710-13 - ITBV, ITBV (Intelligent Trailer Brake Valve / Trailer Brake Control) |
| 520711-13 - ITBV | Trailer Brake Control Module / Intelligent Trailer Brake Valve (iTBV) ECU | Tractor service brake pressure sensor fault | Full repair manual for code 520711-13 - ITBV, Trailer Brake Control Module / Intelligent Trailer Brake Valve (iTBV) ECU |
| 520712-13 - ITBV | ITBV (Intelligent Trailer Brake Valve) Controller | Pneumatic redundancy plausibility check failed | Full repair manual for code 520712-13 - ITBV, ITBV (Intelligent Trailer Brake Valve) Controller |
| 521006-12 - PCM | PCM | Actual bundle - consistency/validity | Full repair manual for code 521006-12 - PCM, PCM |
| 522807.02 - ACML | ACML | Stack checks, unexpected value | Full repair manual for code 522807.02 - ACML, ACML |
| 522807.13 - ACML | ACML | Logical Program Flow, out of calibration | Full repair manual for code 522807.13 - ACML, ACML |
| 522826-05 - PCM | PCM | WiFi/BT Antenna Open Circuit | Full repair manual for code 522826-05 - PCM, PCM |
| 522826-06 - PCM | PCM (Processing and Connectivity Module) | WiFi/BT antenna short circuit to ground | Full repair manual for code 522826-06 - PCM, PCM (Processing and Connectivity Module) |
| 522827-03 - PCM | PCM | HSD Output-1 Voltage Above Normal, Or Shorted To High Source | Full repair manual for code 522827-03 - PCM, PCM |
| 522827-04 - PCM | PCM | HSD output-1 short circuit to ground or undervoltage | Full repair manual for code 522827-04 - PCM, PCM |
| 522827-06 - PCM | PCM | HSD output-1 overcurrent | Full repair manual for code 522827-06 - PCM, PCM |
| 522831-03 - PCM | PCM | HSD output-2 short circuit to battery or overvoltage | Full repair manual for code 522831-03 - PCM, PCM |
| 522831-04 - PCM | PCM | Short circuit to ground or undervoltage on HSD (High Side Drive) output-2 | Full repair manual for code 522831-04 - PCM, PCM |
| 522831-06 - PCM | PCM | HSD output-2 overcurrent | Full repair manual for code 522831-06 - PCM, PCM |
| 522833-03 - PCM | PCM | Remote output short circuit to battery or overvoltage | Full repair manual for code 522833-03 - PCM, PCM |
| 522833-06 - PCM | PCM | Remote output short circuit to ground | Full repair manual for code 522833-06 - PCM, PCM |
| 522834-05 - PCM | PCM | LAN-1 open circuit | Full repair manual for code 522834-05 - PCM, PCM |
| 522835-05 - PCM | PCM | LAN-2 Open Circuit | Full repair manual for code 522835-05 - PCM, PCM |