Case IH fault codes & repair guides
All 9,847 codes· 50 per page · page 136 of 197
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| 19789 (F-5840-15) - ECU | Engine Control Module (ECM) or Dosing Control Unit (DCU) | SCR Inducement: Warning, triggered by DEF/AdBlue dosing interruption fault | Full repair manual for code 19789 (F-5840-15) - ECU, Engine Control Module (ECM) or Dosing Control Unit (DCU) |
| 19789 | Engine Control Module (ECM) or Dosing Control Unit (DCU) / Supply Module | SCR Inducement: Warning, triggered by DEF/AdBlue dosing interruption fault | Full repair manual for code 19789, Engine Control Module (ECM) or Dosing Control Unit (DCU) / Supply Module |
| 19789 (DTC F69F) - ECU | Engine Control Unit (ECU) | SCR Inducement: Warning, triggered by DEF/AdBlue dosing interruption fault | Full repair manual for code 19789 (DTC F69F) - ECU, Engine Control Unit (ECU) |
| 19790 | Engine Control Unit (ECU) or Dosing Control Unit (DCU) / SCR system controller | Level 1 warning is active due to Low DEF/AdBlue Level | Full repair manual for code 19790, Engine Control Unit (ECU) or Dosing Control Unit (DCU) / SCR system controller |
| 19791 | Vehicle Control Module (VCM) or Engine Control Module (ECM) / Dosing Control Unit (DCU) | Level 3 warning is active due to Low DEF/AdBlue Level | Full repair manual for code 19791, Vehicle Control Module (VCM) or Engine Control Module (ECM) / Dosing Control Unit (DCU) |
| 19792 | Engine Control Unit (ECU) | Inducement Level 3 is active due to Low DEF/AdBlue Level | Full repair manual for code 19792, Engine Control Unit (ECU) |
| 19793 | DCU15 | Group error path UREA Tank empty / Reagent - fluid level in tank - Too low | Full repair manual for code 19793, DCU15 |
| 19794 | Engine Control Module (ECM) or Vehicle Control Module (VCM) / Denoxtronic Control Unit (DCU) | SCR Inducement: Level 1 (Torque reduction), triggered by DEF/AdBlue Consumption fault | Full repair manual for code 19794, Engine Control Module (ECM) or Vehicle Control Module (VCM) / Denoxtronic Control Unit (DCU) |
| 19794 (DTC F79F) - ECU | Engine Control Unit (ECU) or Aftertreatment / Dosing Control Unit (DCU) | SCR Inducement: Level 1 (Torque reduction), triggered by DEF/AdBlue Consumption fault. | Full repair manual for code 19794 (DTC F79F) - ECU, Engine Control Unit (ECU) or Aftertreatment / Dosing Control Unit (DCU) |
| 19795 | Engine Control Unit (ECU) | SCR Inducement: Level 3 (creep mode), triggered by DEF/AdBlue Consumption fault. | Full repair manual for code 19795, Engine Control Unit (ECU) |
| 19795 (DTC F89F) | Engine Control Unit (ECU / EDC) or Vehicle Control Module (VCM) | SCR Inducement: Level 3 (creep mode), triggered by DEF/AdBlue Consumption fault | Full repair manual for code 19795 (DTC F89F), Engine Control Unit (ECU / EDC) or Vehicle Control Module (VCM) |
| 19796 | Engine Control Module (ECM) / Dosing Control Unit (DCU) | SCR Inducement: Warning, triggered by DEF/AdBlue Consumption fault | Full repair manual for code 19796, Engine Control Module (ECM) / Dosing Control Unit (DCU) |
| 19796 (DTC F99F) | Engine Control Unit (ECU) | SCR Inducement: Warning, triggered by Reagent Consumption fault | Full repair manual for code 19796 (DTC F99F), Engine Control Unit (ECU) |
| 19797 | Engine Control Module (ECM) or Dosing Control Unit (DCU) | SCR Inducement: Level 1 (Torque reduction), triggered by DEF/AdBlue quality fault. | Full repair manual for code 19797, Engine Control Module (ECM) or Dosing Control Unit (DCU) |
| 19797 (F-5841-16) - ECU | Engine Control Unit (ECU) | SCR Inducement: Level 1 (Torque reduction), triggered by DEF/AdBlue quality fault. | Full repair manual for code 19797 (F-5841-16) - ECU, Engine Control Unit (ECU) |
| 19798 | Engine Control Module (ECM) | SCR Inducement: Level 3 (creep mode), triggered by DEF/AdBlue Quality fault | Full repair manual for code 19798, Engine Control Module (ECM) |
| 19798 (DTC FB9F) - ECU | Engine Control Unit (ECU) | SCR Inducement: Level 3 (creep mode), triggered by DEF/AdBlue Quality fault. | Full repair manual for code 19798 (DTC FB9F) - ECU, Engine Control Unit (ECU) |
| 19798 (F-5841-00) - ECU | Engine Control Unit (ECU) / Engine Control Module (ECM) | SCR Inducement: Level 3 (creep mode), triggered by DEF/AdBlue Quality fault. | Full repair manual for code 19798 (F-5841-00) - ECU, Engine Control Unit (ECU) / Engine Control Module (ECM) |
| 19799 (F-5841-15) - ECU | Engine Control Module (ECM) | SCR Inducement: Warning, triggered by DEF/AdBlue Quality fault | Full repair manual for code 19799 (F-5841-15) - ECU, Engine Control Module (ECM) |
| 19799 | Engine Control Module (ECM) or Denoxtronic Control Unit (DCU) | SCR Inducement: Warning, triggered by DEF/AdBlue Quality fault | Full repair manual for code 19799, Engine Control Module (ECM) or Denoxtronic Control Unit (DCU) |
| 19799 (DTC FC9F) - ECU | Engine ECU / SCR (Selective Catalytic Reduction) System | SCR Inducement: Warning, triggered by DEF/AdBlue Quality fault. | Full repair manual for code 19799 (DTC FC9F) - ECU, Engine ECU / SCR (Selective Catalytic Reduction) System |
| 19800 (F-5246-16) - ECU | Engine Control Unit (ECU / EDC) | SCR Inducement: Level 1 (Torque reduction), triggered by Tampering fault. | Full repair manual for code 19800 (F-5246-16) - ECU, Engine Control Unit (ECU / EDC) |
| 19800 (DTC FD9F) - ECU | Engine Control Unit (ECU) / Engine Control Module (ECM) | SCR Inducement: Level 1 (Torque reduction), triggered by Tampering fault. | Full repair manual for code 19800 (DTC FD9F) - ECU, Engine Control Unit (ECU) / Engine Control Module (ECM) |
| 19800 | Engine Control Unit (ECU) / Engine Management System (EMS) | SCR Inducement: Level 1 (Torque reduction), triggered by Tampering fault | Full repair manual for code 19800, Engine Control Unit (ECU) / Engine Management System (EMS) |
| 19801 | Engine Control Module (ECM) / Dosing Control Unit (DCU) | SCR Inducement: Level 3 (creep mode), triggered by Tampering fault | Full repair manual for code 19801, Engine Control Module (ECM) / Dosing Control Unit (DCU) |
| 19801 (F-5246-00) - ECU | Engine Control Unit (ECU) | SCR Inducement: Level 3 (creep mode), triggered by Tampering fault | Full repair manual for code 19801 (F-5246-00) - ECU, Engine Control Unit (ECU) |
| 19801 (DTC FE9F) - ECU | Engine ECU | SCR Inducement: Level 3 (creep mode), triggered by Tampering fault | Full repair manual for code 19801 (DTC FE9F) - ECU, Engine ECU |
| 19802 | DCU (Dosing Control Unit) | UREA Tank Temperature not plausible with Pump module temperature - Temp over CAN: SAE J1939 Timeout Temp sensor connected directly: SRC high - P0600 Serial Communication Link | Full repair manual for code 19802, DCU (Dosing Control Unit) |
| 19803 | DCU (Dosing Control Unit) | UREA Tank Temperature not plausible with Pump module temperature - Temp over CAN: SAE J1939 Too many messages Temp sensor connected directly: SRC low - P0600 Serial Communication Link | Full repair manual for code 19803, DCU (Dosing Control Unit) |
| 19804 | DCU | DEF Tank Temperature Sensor Open Circuit | Full repair manual for code 19804, DCU |
| 19805 | DCU (Dosing Control Unit) | UREA (DEF/Reagent) tank temperature sensor raw voltage signal too high | Full repair manual for code 19805, DCU (Dosing Control Unit) |
| 19806 | DCU (Dosing Control Unit) | UREA (DEF) Tank Temperature Not Plausible / SRC Low | Full repair manual for code 19806, DCU (Dosing Control Unit) |
| 19807 | DCU (Dosing Control Unit) | UREA Tank Temperature not plausible with Pump module temperature - SRC High: diagnostic value UREA temperature too high - P205B Reagent - tank temperature sensor (temperature of the Reagent - solution in the tank) - out of range. | Full repair manual for code 19807, DCU (Dosing Control Unit) |
| 19808 | DCU (Dosing Control Unit) | UREA Tank Temperature not plausible with Pump module temperature - SRC Low | Full repair manual for code 19808, DCU (Dosing Control Unit) |
| 19809 (F-519644-31) - ECU | Engine Control Module (ECM) / Aftertreatment Control Module | Inducement Validation Restart mode activated (full power restart for inducement validation) | Full repair manual for code 19809 (F-519644-31) - ECU, Engine Control Module (ECM) / Aftertreatment Control Module |
| 19809 (DTC F9BF) - ECU | Engine Control Unit (ECU) / Engine Control Module (ECM) | Diagnosis validation is active / Inducement Validation Restart mode activated | Full repair manual for code 19809 (DTC F9BF) - ECU, Engine Control Unit (ECU) / Engine Control Module (ECM) |
| 19810 | Engine Control Module (ECM) | Physical Range Check high for Charged Air cooler downstream temperature | Full repair manual for code 19810, Engine Control Module (ECM) |
| 19811 | Engine Control Module (ECM) | Physical Range Check low for Charged Air cooler downstream temperature | Full repair manual for code 19811, Engine Control Module (ECM) |
| 19812 | Engine Control Unit (ECU) | Signal error for Charge air cooler downstream Temperature | Full repair manual for code 19812, Engine Control Unit (ECU) |
| 19813 | Dosing Control Unit (DCU) | Reporting of the error for the Plausibility of DEF/AdBlue Quantity and Pump Speed function | Full repair manual for code 19813, Dosing Control Unit (DCU) |
| 19814 | Engine Control Unit (ECU) | SRC low for Charge air cooler downstream Temperature | Full repair manual for code 19814, Engine Control Unit (ECU) |
| 19815 | Engine Control Module (ECM) / Engine ECU | Diagnostic fault check for charged air cooler downstream temperature sensor | Full repair manual for code 19815, Engine Control Module (ECM) / Engine ECU |
| 19816 | Engine Control Module (ECM / ECU) or Dosing Control Unit (DCU) | Thermal Management is active | Full repair manual for code 19816, Engine Control Module (ECM / ECU) or Dosing Control Unit (DCU) |
| 19817 (DTC 377A) - ECU | DCU (Dosing Control Unit) or Engine Control Module (ECM / EEM) | DEF/AdBlue dosing valve is blocked | Full repair manual for code 19817 (DTC 377A) - ECU, DCU (Dosing Control Unit) or Engine Control Module (ECM / EEM) |
| 19817 | Engine Control Unit (ECU) / Dosing Control Unit (DCU) | Plausibility of UDV (Urea Dosing Valve) stuck - Reagent dosing valve - blocked (only stuck closed) | Full repair manual for code 19817, Engine Control Unit (ECU) / Dosing Control Unit (DCU) |
| 19817 (F-5394-07) | Engine Control Unit (ECU) or Dosing Control Unit (DCU) | DEF/AdBlue dosing valve is blocked | Full repair manual for code 19817 (F-5394-07), Engine Control Unit (ECU) or Dosing Control Unit (DCU) |
| 19818 | DCU (Dosing Control Unit) | Plausibility of UDV stuck - P202D Dynamic urea leakage test - leakage detected. | Full repair manual for code 19818, DCU (Dosing Control Unit) |
| 19819 | Engine Control Unit (ECU) / Engine Control Module (ECM) | ECU temperature has exceeded the maximum limit | Full repair manual for code 19819, Engine Control Unit (ECU) / Engine Control Module (ECM) |
| 19820 | Engine Control Module (ECM / Engine ECU) | The external clock via CAN is failure (TimeDate) | Full repair manual for code 19820, Engine Control Module (ECM / Engine ECU) |
| 19821 | Engine Control Module (ECM / ECU) | The time received via CAN (TimeDate) is lower than ECU absolute time | Full repair manual for code 19821, Engine Control Module (ECM / ECU) |
