Case IH fault codes & repair guides
All 9,847 codes· 50 per page · page 137 of 197
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| 19822 | DCU (Dosing Control Unit) | UDV valve stuck position unknown error | Full repair manual for code 19822, DCU (Dosing Control Unit) |
| 19823 | Engine Control Unit (ECU) | Intake manifold temperature is too high. | Full repair manual for code 19823, Engine Control Unit (ECU) |
| 19824 | Engine Control Module (ECM) | Intake manifold temperature is too low | Full repair manual for code 19824, Engine Control Module (ECM) |
| 19825 | Engine Control Module (ECM / Engine ECU) | Downstream oxidation catalyst temperature is too high. | Full repair manual for code 19825, Engine Control Module (ECM / Engine ECU) |
| 19826 (F-4766-03) | Engine Control Module (ECM / ECU) | Downstream oxidation catalyst temperature sensor voltage is higher than expected. | Full repair manual for code 19826 (F-4766-03), Engine Control Module (ECM / ECU) |
| 19826 | Engine Control Module (ECM) or Aftertreatment Control Module (ACM) | Downstream oxidation catalyst temperature sensor voltage is higher than expected | Full repair manual for code 19826, Engine Control Module (ECM) or Aftertreatment Control Module (ACM) |
| 19827 | Engine Control Module (ECM) / Vehicle Control Module (VCM) | Upstream oxidation catalyst temperature is too high | Full repair manual for code 19827, Engine Control Module (ECM) / Vehicle Control Module (VCM) |
| 19828 | Engine Control Unit (ECU) | Upstream oxidation catalyst temperature is too low | Full repair manual for code 19828, Engine Control Unit (ECU) |
| 19829 | VCM (Vehicle Control Module) / Engine ECU | Upper SRC limit for the current through the turbo charger actuator | Full repair manual for code 19829, VCM (Vehicle Control Module) / Engine ECU |
| 19830 | Engine Control Module (ECM) or Vehicle Control Module (VCM) | Lower SRC limit for the current through the turbo charger actuator | Full repair manual for code 19830, Engine Control Module (ECM) or Vehicle Control Module (VCM) |
| 19831 (DTC 1938) | ECU or VCM | Turbo over speed failure under high ambient pressure conditions. | Full repair manual for code 19831 (DTC 1938), ECU or VCM |
| 19831 | Engine Control Unit (ECU) | Turbo over speed failure under high ambient pressure conditions | Full repair manual for code 19831, Engine Control Unit (ECU) |
| 19835 | ECM or VCM | Open load temperature error on the Turbocharger PWM output powerstage | Full repair manual for code 19835, ECM or VCM |
| 19836 | Engine Control Unit (ECU / EDC) | ECU Power stages: Over temperature error on the Turbocharger PWM output power stage. | Full repair manual for code 19836, Engine Control Unit (ECU / EDC) |
| 19837 | Engine Control Module (ECM / ECU) | SCB error on the Turbocharger PWM output powerstage. | Full repair manual for code 19837, Engine Control Module (ECM / ECU) |
| 19838 | Engine Control Module (ECM / ECU) | SCG error on the Turbocharger PWM output powerstage | Full repair manual for code 19838, Engine Control Module (ECM / ECU) |
| 19839 | Engine Control Module (ECM) | Turbo charger actuator position sensor voltage is higher than expected | Full repair manual for code 19839, Engine Control Module (ECM) |
| 19840 | Engine Control Module (ECM) / Engine ECU | Turbo charger actuator position sensor voltage is lower than expected | Full repair manual for code 19840, Engine Control Module (ECM) / Engine ECU |
| 19841 | Engine Control Module (ECM) | CAN timeout error for TSC1 for ABS/ASR torque and/or speed request to ECM | Full repair manual for code 19841, Engine Control Module (ECM) |
| 19842 | Engine Control Unit (ECU) | CAN timeout error for TSC1 of DriveLine Retarder torque and/or speed request to ECU | Full repair manual for code 19842, Engine Control Unit (ECU) |
| 19843 | Engine Control Unit (ECU / ECM) | CAN timeout error for TSC1 of GearBox/Vehicle management torque and/or speed request to ECU | Full repair manual for code 19843, Engine Control Unit (ECU / ECM) |
| 19844 | Engine Control Module (ECM) | CAN timeout error for TSC1 Body computer/Vehicle management (Torque request to Retarder - ECM makes retarder function) | Full repair manual for code 19844, Engine Control Module (ECM) |
| 19845 | Engine Control Unit (ECU) | CAN timeout error for TSC1 AD management (Torque request to Retarder - ECU makes retarder function) | Full repair manual for code 19845, Engine Control Unit (ECU) |
| 19846 | Engine Control Module (ECM) | CAN timeout error for TSC1 for active cruise control management (Torque request to Retarder - ECM makes retarder function) | Full repair manual for code 19846, Engine Control Module (ECM) |
| 19847 | Engine Control Module (ECM / ECU) | CAN timeout error for TSC1 PTO/Vehicle management torque and/or speed request to ECU | Full repair manual for code 19847, Engine Control Module (ECM / ECU) |
| 19848 | Engine Control Module (ECM / ECU) | CAN timeout error for TSC1 of Gearbox/Vehicle management torque and/or speed request to ECM | Full repair manual for code 19848, Engine Control Module (ECM / ECU) |
| 19849 | ECM | TSC1 CAN Timeout to ECM | Full repair manual for code 19849, ECM |
| 19850 | Engine Control Module (ECM) | CAN timeout error for TSC1 of AD management torque and/or speed request to ECU | Full repair manual for code 19850, Engine Control Module (ECM) |
| 19851 | Engine Control Unit (ECU) or Vehicle Control Module (VCM) | CAN timeout error for TSC1 for active cruise control management torque and/or speed request to ECU | Full repair manual for code 19851, Engine Control Unit (ECU) or Vehicle Control Module (VCM) |
| 19852 | Engine Control Module (ECM / ECU) | CAN timeout error for TSC1 for ABS/ASR (Torque request to Retarder - ECM makes retarder function) | Full repair manual for code 19852, Engine Control Module (ECM / ECU) |
| 19853 | Engine Control Module (ECM / ECU) | CAN timeout error for TSC1 of Driveline Retarder (Torque request to Retarder - ECM makes retarder function) | Full repair manual for code 19853, Engine Control Module (ECM / ECU) |
| 19854 | Engine Control Module (ECM / ECU) | CAN timeout error for TSC1 of PTO/Vehicle management (Torque request to Retarder - ECM makes retarder function) | Full repair manual for code 19854, Engine Control Module (ECM / ECU) |
| 19855 | Engine Control Unit (ECU) | Plausibility failure for turbine upstream temperature sensor. | Full repair manual for code 19855, Engine Control Unit (ECU) |
| 19856 | Engine Control Unit (ECU) | Physical Range Check high for turbine upstream temperature sensor | Full repair manual for code 19856, Engine Control Unit (ECU) |
| 19857 | Engine Control Unit (ECU) | Physical Range Check low for turbine upstream temperature sensor | Full repair manual for code 19857, Engine Control Unit (ECU) |
| 19858 | Engine Control Module (ECM) / EDC | SRC High for turbine upstream temperature sensor | Full repair manual for code 19858, Engine Control Module (ECM) / EDC |
| 19859 | Engine Control Unit (ECU / ECM) / EDC | SRC low for turbine upstream temperature sensor | Full repair manual for code 19859, Engine Control Unit (ECU / ECM) / EDC |
| 19860 | Engine Control Unit (ECU) | Signal error for CAN message downstream temperature sensor | Full repair manual for code 19860, Engine Control Unit (ECU) |
| 19861 | Engine Control Unit (ECU) or Dosing Control Unit (DCU) / Heater Control Unit (HCU) | Signal error for CAN message for upstream temperature sensor | Full repair manual for code 19861, Engine Control Unit (ECU) or Dosing Control Unit (DCU) / Heater Control Unit (HCU) |
| 19862 (F-4355-31) - ECU | Heater Control Unit (HCU) | Power stage error in HCU for DEF/AdBlue Back flow line Heater | Full repair manual for code 19862 (F-4355-31) - ECU, Heater Control Unit (HCU) |
| 19863 | HCU | PRC high for DEF/AdBlue Backflow Line Heater (via HCU) | Full repair manual for code 19863, HCU |
| 19864 | HCU (Heater Control Unit) or DCU (Dosing Control Unit) | PRC low for DEF/AdBlue Backflow Line Heater (via HCU) | Full repair manual for code 19864, HCU (Heater Control Unit) or DCU (Dosing Control Unit) |
| 19865 | Engine Control Unit (ECU) or Dosing Control Unit (DCU) / Heater Control Unit (HCU) | Short Circuit to Battery of DEF/AdBlue Backflow Line Heater Actuator powerstage | Full repair manual for code 19865, Engine Control Unit (ECU) or Dosing Control Unit (DCU) / Heater Control Unit (HCU) |
| 19866 | DCU (Dosing Control Unit) or HCU (Heater Control Unit) | Short Circuit to Ground of DEF/AdBlue Backflow Line Heater Actuator powerstage | Full repair manual for code 19866, DCU (Dosing Control Unit) or HCU (Heater Control Unit) |
| 19867 | HCU | PRC high for Voltage at DEF/AdBlue Backflow Line Heater (via HCU) | Full repair manual for code 19867, HCU |
| 19868 | HCU (Heater Control Unit) or DCU (Dosing Control Unit) | PRC low for Voltage at DEF/AdBlue Backflow Line Heater (via HCU) | Full repair manual for code 19868, HCU (Heater Control Unit) or DCU (Dosing Control Unit) |
| 19869 | Engine Control Unit (ECU) or Heater Control Unit (HCU) / Dosing Control Unit (DCU) | Over Temperature error of DEF/AdBlue Pressure Line Heater Actuator powerstage | Full repair manual for code 19869, Engine Control Unit (ECU) or Heater Control Unit (HCU) / Dosing Control Unit (DCU) |
| 19870 | Engine Control Unit (ECU) or Dosing Control Unit (DCU) | Short Circuit to Ground of DEF/AdBlue Pressure Line Heater Actuator powerstage | Full repair manual for code 19870, Engine Control Unit (ECU) or Dosing Control Unit (DCU) |
| 19870 (F-4354-04) - ECU | Heater Control Unit (HCU) | Short Circuit to Ground of DEF/AdBlue Pressure Line Heater Actuator powerstage | Full repair manual for code 19870 (F-4354-04) - ECU, Heater Control Unit (HCU) |
| 19871 | Engine Control Unit (ECU) or Aftertreatment Control Module (ACM) | Over Temperature of DEF/AdBlue Suction Line Heater Actuator powerstage | Full repair manual for code 19871, Engine Control Unit (ECU) or Aftertreatment Control Module (ACM) |