Case IH fault codes & repair guides
All 9,847 codes· 50 per page · page 72 of 197
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| 3856 | Engine Control Module (ECM) / EDC (Electronic Diesel Control) | Turbine speed errors in PCR - Reversible Overspeed | Full repair manual for code 3856, Engine Control Module (ECM) / EDC (Electronic Diesel Control) |
| 3857 | Engine Control Unit (ECU) / EDC (Electronic Diesel Control) | Turbine speed errors in PCR - Irreversible Overspeed | Full repair manual for code 3857, Engine Control Unit (ECU) / EDC (Electronic Diesel Control) |
| 3858 | Engine Control Unit (ECU) / EDC (Electronic Diesel Control) | CAN communication error between the ECU and the eVGT actuator | Full repair manual for code 3858, Engine Control Unit (ECU) / EDC (Electronic Diesel Control) |
| 3858 | Engine ECU (EDC - Electronic Diesel Control module) | EVGT actuator position | Full repair manual for code 3858, Engine ECU (EDC - Electronic Diesel Control module) |
| 3859 | Engine Control Unit (ECU) / Electronic Diesel Control (EDC) | EVGT actuator plausibility | Full repair manual for code 3859, Engine Control Unit (ECU) / Electronic Diesel Control (EDC) |
| 3860 | Engine Control Module (ECM) | EVGT command timeout | Full repair manual for code 3860, Engine Control Module (ECM) |
| 3861 | Engine Control Unit (ECU) / Electronic Diesel Control (EDC) | eVGT power supply electrical failure | Full repair manual for code 3861, Engine Control Unit (ECU) / Electronic Diesel Control (EDC) |
| 3862 | Engine Control Unit (ECU) / EDC | EVGT electrical failure (motor) | Full repair manual for code 3862, Engine Control Unit (ECU) / EDC |
| 3863 | Engine Control Unit (ECU) | EVGT electrical failure (sensor) | Full repair manual for code 3863, Engine Control Unit (ECU) |
| 3864 | Engine Control Unit (ECU) | EVGT electrical failure (internal failure) | Full repair manual for code 3864, Engine Control Unit (ECU) |
| 3865 | Engine Control Unit (ECU) / EDC (Electronic Diesel Control) | EVGT system failure (initialization) | Full repair manual for code 3865, Engine Control Unit (ECU) / EDC (Electronic Diesel Control) |
| 3866 | Engine Control Unit (ECU) / CNH EDC | EVGT system failure (learn) | Full repair manual for code 3866, Engine Control Unit (ECU) / CNH EDC |
| 3867 | Engine Control Unit (ECU) / EDC | EVGT system failure (spare) / EVGT system failure (reserve) | Full repair manual for code 3867, Engine Control Unit (ECU) / EDC |
| 3868 | Engine Control Unit (ECU) | eVGT actuator over temperature error | Full repair manual for code 3868, Engine Control Unit (ECU) |
| 3869 | Engine Control Unit (ECU) | SCR2 message: low urea level | Full repair manual for code 3869, Engine Control Unit (ECU) |
| 3869-05 - IMM | IMM | IMM: LF antenna 1 error - auxiliary I/O current below normal | Full repair manual for code 3869-05 - IMM, IMM |
| 3870 | Engine Control Module (ECM / EDC) | CAN Message Not Received From Vehicle Controller - BC2EDC1 | Full repair manual for code 3870, Engine Control Module (ECM / EDC) |
| 3870 (DTC 936B) - ECU | Engine Control Unit (ECU) and Vehicle Controller | BC2ECU1 message | Full repair manual for code 3870 (DTC 936B) - ECU, Engine Control Unit (ECU) and Vehicle Controller |
| 3870 | Engine Control Unit (ECU / ECM) | CAN communication failure between vehicle controller and ECU - BC2ECU1 message | Full repair manual for code 3870, Engine Control Unit (ECU / ECM) |
| 3870-05 - IMM | IMM (Immobilizer Control Unit) | IMM: LF antenna 2 error - auxiliary I/O current below normal | Full repair manual for code 3870-05 - IMM, IMM (Immobilizer Control Unit) |
| 3871 | EDC (Electronic Diesel Control) | Lambda sensor : Pressure compensation factor exceeding maximum limit. | Full repair manual for code 3871, EDC (Electronic Diesel Control) |
| 3872 | Engine Control Module (ECM) / EDC | Lambda sensor : pressure compensation factor exceeding minimum limit | Full repair manual for code 3872, Engine Control Module (ECM) / EDC |
| 3873 | Engine Control Module (ECM / EDC) | Timeout of CAN message TSC1-TE passive | Full repair manual for code 3873, Engine Control Module (ECM / EDC) |
| 3874 | Engine ECU | Timeout of CAN message TSC1-AR passive | Full repair manual for code 3874, Engine ECU |
| 3875 | Engine Control Unit (ECU) | Timeout of CAN message TSC1-DR passive | Full repair manual for code 3875, Engine Control Unit (ECU) |
| 3876 | Engine Control Unit (ECU) / Electronic Diesel Control (EDC) | Timeout of CAN message TSC1-TR passive | Full repair manual for code 3876, Engine Control Unit (ECU) / Electronic Diesel Control (EDC) |
| 3877 | Engine Control Module (ECM) | Short circuit to battery error at high side actuator relay with index x = 0 | Full repair manual for code 3877, Engine Control Module (ECM) |
| 3877 (F-3508-14) - ECU | Engine Control Module (ECM) / Bosch MD1CE101 ECU | ECU 12/24 volt actuator supply 1 is shorted to battery voltage | Full repair manual for code 3877 (F-3508-14) - ECU, Engine Control Module (ECM) / Bosch MD1CE101 ECU |
| 3877 (DTC 647D) - ECU | Engine Control Unit (ECU) | Supply UB1 short circuit to battery failure | Full repair manual for code 3877 (DTC 647D) - ECU, Engine Control Unit (ECU) |
| 3877 | Vehicle Controller and ECU | CAN communication failure between vehicle controller and ECU - BC2ECU1 message | Full repair manual for code 3877, Vehicle Controller and ECU |
| 3878 (F-3508-31) - ECU | Engine Control Module (ECM) | ECM 12/24 volt actuator supply 2 is shorted to battery voltage | Full repair manual for code 3878 (F-3508-31) - ECU, Engine Control Module (ECM) |
| 3878 | Engine Control Module (ECM) / EDC | Short circuit to battery error at high side actuator relay with index x = 1 | Full repair manual for code 3878, Engine Control Module (ECM) / EDC |
| 3878 | Engine Control Unit (ECU) | Supply UB2 short circuit to battery failure | Full repair manual for code 3878, Engine Control Unit (ECU) |
| 3879 (DTC 687D) - ECU | DCU (Dosing Control Unit) or Engine ECU (EDC) | Supply UB3 short circuit to battery failure | Full repair manual for code 3879 (DTC 687D) - ECU, DCU (Dosing Control Unit) or Engine ECU (EDC) |
| 3879 (F-3507-03) - ECU | Engine Control Module (ECM) / ECU | ECM 12/24 volt actuator supply 3 is shorted to battery voltage. | Full repair manual for code 3879 (F-3507-03) - ECU, Engine Control Module (ECM) / ECU |
| 3879 | Engine Control Unit (ECU) | Short circuit to battery error at high side actuator relay with index x = 2 | Full repair manual for code 3879, Engine Control Unit (ECU) |
| 3879 | Engine Control Unit (ECU) | Supply UB3 short circuit to battery failure | Full repair manual for code 3879, Engine Control Unit (ECU) |
| 3880 (F-3507-31) - ECU | Engine Control Module (ECM) | ECU 12/24 volt actuator supply 4 is shorted to battery voltage | Full repair manual for code 3880 (F-3507-31) - ECU, Engine Control Module (ECM) |
| 3880 | Engine Control Module (ECM) / EDC (Electronic Diesel Control) | Short circuit to battery error at high side actuator relay with index x = 3 | Full repair manual for code 3880, Engine Control Module (ECM) / EDC (Electronic Diesel Control) |
| 3881 (DTC 757D) - ECU | Engine Control Unit (ECU) | Supply UB1 short circuit to ground failure | Full repair manual for code 3881 (DTC 757D) - ECU, Engine Control Unit (ECU) |
| 3881 (F-3507-04) - ECU | Engine Control Unit (ECU) | ECU 12/24 volt actuator supply 1 is shorted to ground | Full repair manual for code 3881 (F-3507-04) - ECU, Engine Control Unit (ECU) |
| 3881 | Engine Control Unit (ECU) / EDC | Short circuit to ground error at high side actuator relay with index x = 0 | Full repair manual for code 3881, Engine Control Unit (ECU) / EDC |
| 3881 | Engine ECU (Engine Control Module) | Supply UB1 short circuit to ground failure | Full repair manual for code 3881, Engine ECU (Engine Control Module) |
| 3882 (DTC 777D) - ECU | DCU (Dosing Control Unit) | Supply UB2 short circuit to ground failure | Full repair manual for code 3882 (DTC 777D) - ECU, DCU (Dosing Control Unit) |
| 3882 (F-3507-14) - ECU | Engine Control Module (ECM / ECU) | 12/24 volt actuator supply 2 is shorted to ground | Full repair manual for code 3882 (F-3507-14) - ECU, Engine Control Module (ECM / ECU) |
| 3882 | Engine Control Module (ECM) / EDC | Short circuit to ground error at high side actuator relay with index x = 1 | Full repair manual for code 3882, Engine Control Module (ECM) / EDC |
| 3882 | Engine Control Module (ECM) / Electronic Diesel Control (EDC) | Supply UB2 short circuit to ground failure | Full repair manual for code 3882, Engine Control Module (ECM) / Electronic Diesel Control (EDC) |
| 3883 (DTC 797D) - ECU | DCU (Dosing Control Unit) | Supply UB3 short circuit to ground failure | Full repair manual for code 3883 (DTC 797D) - ECU, DCU (Dosing Control Unit) |
| 3883 | Engine Control Unit (ECU) | Supply UB3 short circuit to ground failure | Full repair manual for code 3883, Engine Control Unit (ECU) |
| 3883 | Engine Control Unit (ECU) | Short circuit to ground error at high side actuator relay with index x = 2 | Full repair manual for code 3883, Engine Control Unit (ECU) |
