Case IH fault codes & repair guides
All 9,847 codes· 50 per page · page 157 of 197
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| 520528-03 - ITBV | Trailer Brake Control (iTBV) module or Driveline Electronic Control (DEC) / Transmission controller | Trailer brake inlet/outlet valve ground voltage high | Full repair manual for code 520528-03 - ITBV, Trailer Brake Control (iTBV) module or Driveline Electronic Control (DEC) / Transmission controller |
| 520528-04 - ITBV | CCM (Chassis Control Module) or APH (Advanced Proportional Hydraulics) | ITBV (Intelligent Trailer Brake Valve) - Voltage Below Normal, or Shorted to Low Source | Full repair manual for code 520528-04 - ITBV, CCM (Chassis Control Module) or APH (Advanced Proportional Hydraulics) |
| 520534-11 - ITBV | Trailer Brake Controller (ITBV) | Incorrect trailer brake configuration | Full repair manual for code 520534-11 - ITBV, Trailer Brake Controller (ITBV) |
| 520547-14 - BCM | BCM | Key switch: accessory - invalid input voltage | Full repair manual for code 520547-14 - BCM, BCM |
| 520548-14 - BCM | BCM | Key switch: crank - invalid input voltage | Full repair manual for code 520548-14 - BCM, BCM |
| 520549-14 - BCM | BCM | Field light master off switch - invalid input voltage | Full repair manual for code 520549-14 - BCM, BCM |
| 520550-00 - BCM | BCM | BCM: Left extended arm turn indicator - too many loads or faulty load | Full repair manual for code 520550-00 - BCM, BCM |
| 520550-03 - BCM | BCM | Left extended arm turn indicator - short circuit to B+ | Full repair manual for code 520550-03 - BCM, BCM |
| 520550-05 - BCM | BCM | Left extended arm turn indicator - Current Below Normal or Open Circuit | Full repair manual for code 520550-05 - BCM, BCM |
| 520550-06 - BCM | BCM | Left extended arm turn indicator - short circuit to ground | Full repair manual for code 520550-06 - BCM, BCM |
| 520551-00 - BCM | Body Control Module (BCM) / Remote Power Module (RPM) | Right extended arm turn indicator - too many loads or faulty load | Full repair manual for code 520551-00 - BCM, Body Control Module (BCM) / Remote Power Module (RPM) |
| 520551-03 - BCM | BCM | Right extended arm turn indicator - Voltage Above Normal, or Shorted to High Source | Full repair manual for code 520551-03 - BCM, BCM |
| 520551-05 - BCM | BCM | Right extended arm turn indicator - open circuit | Full repair manual for code 520551-05 - BCM, BCM |
| 520551-06 - BCM | BCM | Right extended arm turn indicator - short circuit to ground | Full repair manual for code 520551-06 - BCM, BCM |
| 520556-02 - ACM | ACM | Engine monitor shortcut switch circuit fault | Full repair manual for code 520556-02 - ACM, ACM |
| 520557-02 - ACM | ACM | Air conditioning temperature increase switch circuit fault. | Full repair manual for code 520557-02 - ACM, ACM |
| 520558-02 - ACM | ACM | Air conditioning display shortcut switch circuit fault | Full repair manual for code 520558-02 - ACM, ACM |
| 520559-02 - ACM | ACM | Incorrect configuration of Electronic Hitch/Remote lever 6 | Full repair manual for code 520559-02 - ACM, ACM |
| 520560-00 - BCM | BCM | Overcurrent or overload condition on the cab's left wiper motor circuit | Full repair manual for code 520560-00 - BCM, BCM |
| 520560-03 - BCM | BCM | Cab left wiper motor - short circuit to B+ | Full repair manual for code 520560-03 - BCM, BCM |
| 520560-05 - BCM | BCM | Cab left wiper motor - open circuit | Full repair manual for code 520560-05 - BCM, BCM |
| 520560-06 - BCM | BCM | Cab left wiper motor - short circuit to ground | Full repair manual for code 520560-06 - BCM, BCM |
| 520561-00 - BCM | BCM | Rear windshield washer motor circuit - too many loads or faulty load | Full repair manual for code 520561-00 - BCM, BCM |
| 520561-03 - BCM | BCM | Short circuit to B+ in the rear windshield washer motor circuit | Full repair manual for code 520561-03 - BCM, BCM |
| 520561-05 - BCM | BCM | Rear Windshield Washer Motor Circuit - Current Below Normal or Open Circuit | Full repair manual for code 520561-05 - BCM, BCM |
| 520561-06 - BCM | BCM | Rear windshield wiper/washer motor - short circuit to ground | Full repair manual for code 520561-06 - BCM, BCM |
| 520562-14 - BCM | BCM | Invalid input voltage from the Left hand door ajar switch | Full repair manual for code 520562-14 - BCM, BCM |
| 520564-00 - BCM | BCM | Cab right wiper motor - too many loads or faulty load | Full repair manual for code 520564-00 - BCM, BCM |
| 520564-03 - BCM | BCM | Short circuit to B+ on the circuit controlling the Cab Right Wiper Motor | Full repair manual for code 520564-03 - BCM, BCM |
| 520564-05 - BCM | BCM | Cab right wiper motor - open circuit | Full repair manual for code 520564-05 - BCM, BCM |
| 520564-06 - BCM | BCM | Short circuit to ground in the circuit controlling the Cab right wiper motor | Full repair manual for code 520564-06 - BCM, BCM |
| 520565-03 - BCM | BCM | Hazards indicator - short circuit to B+ | Full repair manual for code 520565-03 - BCM, BCM |
| 520565-05 - BCM | BCM | Hazards indicator - open circuit | Full repair manual for code 520565-05 - BCM, BCM |
| 520565-06 - BCM | BCM | Hazards indicator - short circuit to ground | Full repair manual for code 520565-06 - BCM, BCM |
| 520566-00 - BCM | Body Control Module (BCM) | Front windshield washer motor - too many loads or faulty load | Full repair manual for code 520566-00 - BCM, Body Control Module (BCM) |
| 520566-03 - BCM | BCM | Front windshield wiper motor - short circuit to B+ | Full repair manual for code 520566-03 - BCM, BCM |
| 520566-05 - BCM | BCM | Front windshield wiper motor - too many loads or defective load | Full repair manual for code 520566-05 - BCM, BCM |
| 520566-06 - BCM | BCM | Front windshield wiper motor - short circuit to ground | Full repair manual for code 520566-06 - BCM, BCM |
| 520567-00 - BCM | BCM | Electrical ignition power relay - too many loads or faulty load | Full repair manual for code 520567-00 - BCM, BCM |
| 520567-03 - BCM | BCM | Electrical ignition power relay - short circuit to B+ | Full repair manual for code 520567-03 - BCM, BCM |
| 520567-05 - BCM | BCM | Electrical ignition power relay - open circuit | Full repair manual for code 520567-05 - BCM, BCM |
| 520567-06 - BCM | BCM | Electrical ignition power relay - short circuit to ground | Full repair manual for code 520567-06 - BCM, BCM |
| 520568-03 - BCM | BCM | Door light auto driver - short circuit to B+ | Full repair manual for code 520568-03 - BCM, BCM |
| 520568-05 - BCM | BCM | Door light auto driver - open circuit | Full repair manual for code 520568-05 - BCM, BCM |
| 520568-06 - BCM | BCM | Door light auto driver - short circuit to ground | Full repair manual for code 520568-06 - BCM, BCM |
| 520569-00 - BCM | BCM | Map lamp - too many loads or faulty load | Full repair manual for code 520569-00 - BCM, BCM |
| 520569-03 - BCM | BCM | Map lamp - short circuit to B+ | Full repair manual for code 520569-03 - BCM, BCM |
| 520569-05 - BCM | Body Control Module (BCM) | Map lamp - open circuit | Full repair manual for code 520569-05 - BCM, Body Control Module (BCM) |
| 520569-06 - BCM | BCM | Map lamp - short circuit to ground | Full repair manual for code 520569-06 - BCM, BCM |
| 520570-00 - BCM | BCM | BCM: Rear wiper motor - too many loads or faulty load | Full repair manual for code 520570-00 - BCM, BCM |
