Case IH fault codes & repair guides
All 9,847 codes· 50 per page · page 64 of 197
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| 3611 | Engine Control Unit (ECU) | Catalyst efficiency lower than first Nox prediction threshold level | Full repair manual for code 3611, Engine Control Unit (ECU) |
| 3612 | Engine Control Unit (ECU) | Catalyst efficiency lower than second Nox prediction threshold level | Full repair manual for code 3612, Engine Control Unit (ECU) |
| 3613 | Engine ECU | Too high efficiency of catalyst system | Full repair manual for code 3613, Engine ECU |
| 3614 | Engine Control Unit (ECU) / EDC (Electronic Diesel Control) | SRA2EDC high effort fault / eVGT motor effort too high | Full repair manual for code 3614, Engine Control Unit (ECU) / EDC (Electronic Diesel Control) |
| 3615 | Engine Control Unit (ECU) / Electronic Diesel Control (EDC) | SRA2EDC initialization fault | Full repair manual for code 3615, Engine Control Unit (ECU) / Electronic Diesel Control (EDC) |
| 3616 (DTC F1EF) - ECU | Engine Control Module (ECM / ENGINE ECU) | Torque limitation caused by turbo charger protection | Full repair manual for code 3616 (DTC F1EF) - ECU, Engine Control Module (ECM / ENGINE ECU) |
| 3616 | Engine Control Unit (ECU) | Torque limitation due to turbo charger protection | Full repair manual for code 3616, Engine Control Unit (ECU) |
| 3616 | Engine Control Unit (ECU) | Fueling Limited Due To Other Engine Fault Detected, See Other Fault Codes | Full repair manual for code 3616, Engine Control Unit (ECU) |
| 3617 | Engine Control Unit (ECU) | Urea quality and urea warning level 9 (NCD Inducement Fault Level 1 - Group 4 - DEF Quality) | Full repair manual for code 3617, Engine Control Unit (ECU) |
| 3618 | Engine Control Unit (ECU) | Emergency start time expired and shutdown initiated | Full repair manual for code 3618, Engine Control Unit (ECU) |
| 3619 | Engine Control Unit (ECU) | Urea quality and urea warning level 7 | Full repair manual for code 3619, Engine Control Unit (ECU) |
| 3620 | Engine Control Unit (ECU) | Urea quality and urea warning level 8 | Full repair manual for code 3620, Engine Control Unit (ECU) |
| 3621 | Engine Control Unit (ECU) | Urea quality and urea warning level 5 | Full repair manual for code 3621, Engine Control Unit (ECU) |
| 3623 (DTC 3CAE) - ECU | Engine Control Module (ECM) / Engine ECU | Downstream NOx sensor lambda signal deviation - NOx sensor possible removal detected. | Full repair manual for code 3623 (DTC 3CAE) - ECU, Engine Control Module (ECM) / Engine ECU |
| 3623 (F-3234-02) | Engine Control Unit (ECU) | Downstream NOx sensor lambda signal deviation - NOx sensor possible removal detected | Full repair manual for code 3623 (F-3234-02), Engine Control Unit (ECU) |
| 3623 | Engine Control Unit (ECU) / CNH EDC | Lambda Signal of NOx Sensor deviation (NOx sensor removal is detected) / Downstream NOx sensor lambda signal deviation | Full repair manual for code 3623, Engine Control Unit (ECU) / CNH EDC |
| 3624 | Engine Control Unit (ECU) | Crank case pressure sensor - Voltage above upper limit | Full repair manual for code 3624, Engine Control Unit (ECU) |
| 3625 | Engine Control Unit (ECU) | Crank case pressure sensor - Voltage below lower limit | Full repair manual for code 3625, Engine Control Unit (ECU) |
| 3626 | Engine Control Module (ECM) / EDC (Electronic Diesel Control) | Crank case pressure sensor not plausible | Full repair manual for code 3626, Engine Control Module (ECM) / EDC (Electronic Diesel Control) |
| 3627 | Engine Control Unit (ECU) | Crank case pressure sensor physical range check (above upper limit) | Full repair manual for code 3627, Engine Control Unit (ECU) |
| 3628 | Engine Control Unit (ECU) / EDC | Crank case pressure sensor physical range check (below upper limit) low | Full repair manual for code 3628, Engine Control Unit (ECU) / EDC |
| 3629 | Engine Control Unit (ECU) | Plausibility check for Crank Case pressure sensor failed | Full repair manual for code 3629, Engine Control Unit (ECU) |
| 3630 | Engine Control Unit (ECU) | Fuel in Oil refill | Full repair manual for code 3630, Engine Control Unit (ECU) |
| 3631 | Engine Control Unit (ECU) | Fuel in Oil sensor plausibility | Full repair manual for code 3631, Engine Control Unit (ECU) |
| 3632 | Engine Control Unit (ECU) | Fuel in Oil valve plausibility | Full repair manual for code 3632, Engine Control Unit (ECU) |
| 3633 | Engine Control Unit (ECU) / EDC (Electronic Diesel Control) | Fuel in Oil delayed expected reaction | Full repair manual for code 3633, Engine Control Unit (ECU) / EDC (Electronic Diesel Control) |
| 3634 | Engine Control Unit (ECU) | Fuel in Oil delayed refill | Full repair manual for code 3634, Engine Control Unit (ECU) |
| 3635 | Engine Control Unit (ECU) | Fuel in Oil high pressure (FUEL IN OIL) | Full repair manual for code 3635, Engine Control Unit (ECU) |
| 3636 | Engine Control Module (ECM) / EDC (Electronic Diesel Control) | Fuel in Oil expected reaction | Full repair manual for code 3636, Engine Control Module (ECM) / EDC (Electronic Diesel Control) |
| 3637 | Engine Control Unit (ECU) | Fuel in Oil not expected reaction (FMI 3) | Full repair manual for code 3637, Engine Control Unit (ECU) |
| 3638 | EDC (Electronic Diesel Control) / Engine ECU | Torque limitation due to NTC | Full repair manual for code 3638, EDC (Electronic Diesel Control) / Engine ECU |
| 3638 (DTC F4EF) - ECU | Engine Control Unit (ECU / EDC) | Torque limitation caused by engine brake | Full repair manual for code 3638 (DTC F4EF) - ECU, Engine Control Unit (ECU / EDC) |
| 3639 | Engine Control Unit (ECU) | NOx Sensor drift test | Full repair manual for code 3639, Engine Control Unit (ECU) |
| 3640 | Engine Control Unit (ECU) | Turbine speed - Signal too high | Full repair manual for code 3640, Engine Control Unit (ECU) |
| 3641 | Engine Control Unit (ECU) / EDC (Electronic Diesel Control) | Turbine speed - Signal too low | Full repair manual for code 3641, Engine Control Unit (ECU) / EDC (Electronic Diesel Control) |
| 3642 | Engine Control Unit (ECU) | Turbine Speed - Signal Not Valid | Full repair manual for code 3642, Engine Control Unit (ECU) |
| 3643 | Engine Control Unit (ECU) | Turbine speed - Signal not plausible | Full repair manual for code 3643, Engine Control Unit (ECU) |
| 3644 | Engine Control Unit (ECU) / EDC (Electronic Diesel Control) | P3 pressure errors in EPCtl - Exhaust Pressure upstream Turbine too high. | Full repair manual for code 3644, Engine Control Unit (ECU) / EDC (Electronic Diesel Control) |
| 3645 | Engine Control Unit (ECU) | P3 pressure errors in EPCtl - Exhaust Pressure upstream Turbine too high | Full repair manual for code 3645, Engine Control Unit (ECU) |
| 3646 | Engine Control Unit (ECU) / CNH EDC | Multi signal defects in Pressure Charger Regulator (PCR) | Full repair manual for code 3646, Engine Control Unit (ECU) / CNH EDC |
| 3647 (DTC 1338) - ECU | Engine Control Unit (ECU) | Over boost failure | Full repair manual for code 3647 (DTC 1338) - ECU, Engine Control Unit (ECU) |
| 3647 | Engine Control Unit (ECU) | P2 pressure errors in PCR - Pressure too high | Full repair manual for code 3647, Engine Control Unit (ECU) |
| 3648 | Engine Control Unit (ECU) | Turbocharger Boost Pressure Higher Than Desired Target | Full repair manual for code 3648, Engine Control Unit (ECU) |
| 3650 | EDC (Electronic Diesel Control) | Battery voltage: SRC high for battery voltage sensor | Full repair manual for code 3650, EDC (Electronic Diesel Control) |
| 3650 | Engine Controller (EDC) | Battery Voltage Incorrect. Check Alternator, Or EDC. | Full repair manual for code 3650, Engine Controller (EDC) |
| 3651 | Engine Control Unit (EDC / Engine ECU) | Battery Voltage Uncorrect | Full repair manual for code 3651, Engine Control Unit (EDC / Engine ECU) |
| 3652 (DTC 911B) - ECU | Engine Control Unit (ECU) | CAN A Bus off passive failure | Full repair manual for code 3652 (DTC 911B) - ECU, Engine Control Unit (ECU) |
| 3652 | Engine Control Unit (ECU) / EDC | Primary Vehicle CAN Bus Failure - Bus Off On CAN Node A | Full repair manual for code 3652, Engine Control Unit (ECU) / EDC |
| 3653 | Engine ECU (EDC) | Not Used | Full repair manual for code 3653, Engine ECU (EDC) |
| 3654 | Engine Control Unit (ECU) / EDC | Charge Air cooler : Difference between measured and calculated temperature | Full repair manual for code 3654, Engine Control Unit (ECU) / EDC |
