Case IH fault codes & repair guides
All 9,847 codes· 50 per page · page 58 of 197
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| 3349 | Engine Control Unit (ECU / EDC) | Multiple State Switch | Full repair manual for code 3349, Engine Control Unit (ECU / EDC) |
| 3350 | Engine Control Unit (ECU) | Terminal 50 (Crank Input) Always On | Full repair manual for code 3350, Engine Control Unit (ECU) |
| 3351 | Engine Control Unit (ECU) / Vehicle Control Module (VCM) | Engine compression brake low side driver circuit open failure. | Full repair manual for code 3351, Engine Control Unit (ECU) / Vehicle Control Module (VCM) |
| 3352 | Engine Control Unit (ECU) / EDC (Electronic Diesel Control) | Engine compression brake low side driver circuit short to battery failure | Full repair manual for code 3352, Engine Control Unit (ECU) / EDC (Electronic Diesel Control) |
| 3353 | Engine Control Unit (ECU) | Engine compression brake low side driver circuit short to ground failure | Full repair manual for code 3353, Engine Control Unit (ECU) |
| 3354 | Engine Controller (ECM / EDC) | Main Relay 4 (Engine Brake Exhaust Valve) Short circuit to Ground | Full repair manual for code 3354, Engine Controller (ECM / EDC) |
| 3355 | Engine Controller (ECM / EDC) | Main Relay 4 (Engine Brake Exhaust Valve) - Short to Battery or open load | Full repair manual for code 3355, Engine Controller (ECM / EDC) |
| 3356 | Engine Control Unit (ECU) / Electronic Diesel Control (EDC) | Cylinder Shutoff (Cylinder Balancing Disabled) - Shutoff Active | Full repair manual for code 3356, Engine Control Unit (ECU) / Electronic Diesel Control (EDC) |
| 3357 | Engine Control Module (ECM) / EDC | Misfire in Multiple Cylinders - Too Many Misfires | Full repair manual for code 3357, Engine Control Module (ECM) / EDC |
| 3358 | Engine Control Module (ECM) / Electronic Diesel Control (EDC) | CAN Transmit Timeout | Full repair manual for code 3358, Engine Control Module (ECM) / Electronic Diesel Control (EDC) |
| 3358 | Engine Control Unit (ECU) | Engine Sensor CAN Bus Failure | Full repair manual for code 3358, Engine Control Unit (ECU) |
| 3359 | Engine ECU | TSC Demand Physically Implausible | Full repair manual for code 3359, Engine ECU |
| 3359-06 - VCM | VCM | Transmission filter restriction switch, clean switch terminal | Full repair manual for code 3359-06 - VCM, VCM |
| 3360 | Engine Control Module (ECM) | Driving Dynamic Control - Not Plausible | Full repair manual for code 3360, Engine Control Module (ECM) |
| 3361 (DTC E16D) - ECU | Engine Control Module (ECM) / Engine Control Unit (ECU) | ECM EEPROM - General Error | Full repair manual for code 3361 (DTC E16D) - ECU, Engine Control Module (ECM) / Engine Control Unit (ECU) |
| 3361 | Engine Control Unit (ECU) | ECU internal failure - EEPROM write/read error | Full repair manual for code 3361, Engine Control Unit (ECU) |
| 3361 | Engine Control Unit (ECU) / Aftertreatment Control Module OR Engine Control Module (ECM) | DEF Dosing Fault / DEF Injection Valve Actuator Error OR ECM EEPROM - General Error | Full repair manual for code 3361, Engine Control Unit (ECU) / Aftertreatment Control Module OR Engine Control Module (ECM) |
| 3362 | Engine Control Module (ECM / EDC) or Aftertreatment Controller (DCU) | Torque to Quantity Map - Not Plausible (FPT) / DEF Dosing Unit Input Lines - Condition Exists (Cummins) | Full repair manual for code 3362, Engine Control Module (ECM / EDC) or Aftertreatment Controller (DCU) |
| 3362 (F-5357-02) - ECU | Engine Control Unit (ECU) | ECU internal failure - Fuel calibration | Full repair manual for code 3362 (F-5357-02) - ECU, Engine Control Unit (ECU) |
| 3362 | Engine Control Unit (ECU) | Torque to Quantity Map - Not Plausible | Full repair manual for code 3362, Engine Control Unit (ECU) |
| 3362 (DTC E1FD) - ECU | Engine Control Unit (ECU A-095) | ECU internal failure - Fuel calibration | Full repair manual for code 3362 (DTC E1FD) - ECU, Engine Control Unit (ECU A-095) |
| 3362 | Engine Electronic Control Unit (ECU A-095) | ECU internal failure - Fuel calibration | Full repair manual for code 3362, Engine Electronic Control Unit (ECU A-095) |
| 3363 (F-3555-02) - ECU | Engine Control Module (ECM / ECU) | ECM internal failure - Ambient air pressure failure only | Full repair manual for code 3363 (F-3555-02) - ECU, Engine Control Module (ECM / ECU) |
| 3363 | Engine Control Unit (ECU / ECM) | Atmospheric Pressure Sensor - Processed via ADC (no CAN Plausibility Performed) | Full repair manual for code 3363, Engine Control Unit (ECU / ECM) |
| 3364 | Engine Controller (ENG / Engine ECU) | Foot Pedal 2 - Signal Too High | Full repair manual for code 3364, Engine Controller (ENG / Engine ECU) |
| 3365 | Engine ECU | Foot Pedal 2 - Signal Too Low | Full repair manual for code 3365, Engine ECU |
| 3366 | Engine ECU (EDC - Electronic Diesel Control) | Foot Pedal 2 - Signal Not Plausible Compared to Foot Pedal 1 | Full repair manual for code 3366, Engine ECU (EDC - Electronic Diesel Control) |
| 3367 | Engine Control Module (ECM) | Coolant Temperature Test Failure | Full repair manual for code 3367, Engine Control Module (ECM) |
| 3367 (F-110-02) | Engine ECU (Engine Control Unit / EDC) | Coolant Temperature Test Failure | Full repair manual for code 3367 (F-110-02), Engine ECU (Engine Control Unit / EDC) |
| 3368 (DTC F6EF) - ECU | Engine Control Unit (ECU) | Torque limitation caused by performance limiter | Full repair manual for code 3368 (DTC F6EF) - ECU, Engine Control Unit (ECU) |
| 3368 | Engine Control Unit (ECU / ENG) | Info: Torque Limitation due to OBD Performance Limiter by Legislation | Full repair manual for code 3368, Engine Control Unit (ECU / ENG) |
| 3368 | Engine Control Unit (ECU) / Engine Controller | Fueling Limited Due To Other Engine Fault Detected, See Other Fault Codes | Full repair manual for code 3368, Engine Control Unit (ECU) / Engine Controller |
| 3369 | — | Full repair manual for code 3369 | |
| 3370 (F-519845-31) - ECU | Engine Control Unit (ECU) | Info: Torque Limitation due to Engine Protection (against Excessive Torque, Engine Over speed and Overheat) | Full repair manual for code 3370 (F-519845-31) - ECU, Engine Control Unit (ECU) |
| 3370 (DTC F2EF) - ECU | Engine Control Unit (ECU) A-095 | Strong torque limitation from engine protection active | Full repair manual for code 3370 (DTC F2EF) - ECU, Engine Control Unit (ECU) A-095 |
| 3370 | Engine Control Unit (ECU) / Electronic Diesel Control (EDC) | Info: Torque Limitation due to Engine Protection (against Excessive Torque, Engine Over speed and Overheat) | Full repair manual for code 3370, Engine Control Unit (ECU) / Electronic Diesel Control (EDC) |
| 3371 | Engine Control Unit (ECU) | Temporary Torque Limitation Due To High Fuel Temperature. See Other Fault Codes | Full repair manual for code 3371, Engine Control Unit (ECU) |
| 3371 (DTC F3EF) - ECU | Engine Control Unit (ECU) | Strong torque limitation from injection system active | Full repair manual for code 3371 (DTC F3EF) - ECU, Engine Control Unit (ECU) |
| 3371 (F-519846-31) - ECU | Engine Control Unit (ECU) | Info: Torque Limitation due to Fuel Quantity Limitation because of Injection System Errors. | Full repair manual for code 3371 (F-519846-31) - ECU, Engine Control Unit (ECU) |
| 3371 | Engine Control Unit (ECU) / EDC (Electronic Diesel Control) | Info: Torque Limitation due to Fuel Quantity Limitation because of Injection System Errors. | Full repair manual for code 3371, Engine Control Unit (ECU) / EDC (Electronic Diesel Control) |
| 3372 | Engine Controller | Injection Quantity Adjustment failure - Invalid Adjustment Value | Full repair manual for code 3372, Engine Controller |
| 3373 | Engine Control Module (ECM) / EDC | Injection Quantity Adjustment failure - EEPROM Adjustment Value Not Readable | Full repair manual for code 3373, Engine Control Module (ECM) / EDC |
| 3374 | Engine Controller (Engine ECU / ECM) | Injector Codes Not Valid In Controller Memory. Write Correct Injector Codes With Service Tool | Full repair manual for code 3374, Engine Controller (Engine ECU / ECM) |
| 3375 | Engine Controller (ENG) / Engine ECU | Constant engine RPM increase / decrease switch - short circuit to battery | Full repair manual for code 3375, Engine Controller (ENG) / Engine ECU |
| 3376 | Engine Controller | Engine Controller Software Does Not Support Power Management | Full repair manual for code 3376, Engine Controller |
| 3377 | Engine Control Module (ECM) | Constant Engine RPM Switch Detected but Option Not Enabled | Full repair manual for code 3377, Engine Control Module (ECM) |
| 3380 | Engine Control Unit (ENG / ECU) | Engine Fan Increase Speed Error (open or short circuit) | Full repair manual for code 3380, Engine Control Unit (ENG / ECU) |
| 3381 | Engine Controller (Engine ECU) | Engine Fan Decrease Speed Error (open or short circuit) | Full repair manual for code 3381, Engine Controller (Engine ECU) |
| 3382 | Engine Control Unit (ECU / EDC) | Fan Control Solenoid Short To 12Vr | Full repair manual for code 3382, Engine Control Unit (ECU / EDC) |
| 3383 | Engine Control Unit (ENG / ECU) | Fan Control Solenoid Open Or Short To GND | Full repair manual for code 3383, Engine Control Unit (ENG / ECU) |
