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Case IH fault codes & repair guides

All 9,847 codes· 50 per page · page 127 of 197

Case IH fault codes with controller, issue summary and a link to the full repair manual
CodeControllerIssue summaryRepair manual
19335ECU or DCUPressure build-up error / DEF/ADBLUE® system unable to build sufficient pressure for dosingFull repair manual for code 19335, ECU or DCU
19336DCU (Dosing Control Unit)DEF/AdBlue general pressure check failureFull repair manual for code 19336, DCU (Dosing Control Unit)
19336DCU (Dosing Control Unit)System frozen and not free in time | Defreezing Mode and Detection Errors (pressure build-up in detection mode failed) | P20C5 Pump module - Internal heating - open circuit.Full repair manual for code 19336, DCU (Dosing Control Unit)
19337DCU (Dosing Control Unit)System frozen and not free in time | Defreezing Mode and Detection Errors (Back-flow line defreezing failed) | P20B9 Reagent - backflow tube heating - open circuit.Full repair manual for code 19337, DCU (Dosing Control Unit)
19337 (DTC 344A) - ECUDCU (Dosing Control Unit)DEF/AdBlue dosing system backflow line pressure too high plausibility failureFull repair manual for code 19337 (DTC 344A) - ECU, DCU (Dosing Control Unit)
19338Engine Control Unit (ECU) / Engine Control Module (ECM)CAN timeout error related to the GPM12 (General Purpose Message #1/2)Full repair manual for code 19338, Engine Control Unit (ECU) / Engine Control Module (ECM)
19339Engine Control Module (ECM)Timeout Error of CAN-RECEIVE-Frame GPM23Full repair manual for code 19339, Engine Control Module (ECM)
19340Engine Control Unit (ECU)Timeout error of CAN receive frame heater control unit (HCU) DataFull repair manual for code 19340, Engine Control Unit (ECU)
19341Engine Control Unit (ECU)Timeout error of CAN receive frame heater control unit (HCU) DataFull repair manual for code 19341, Engine Control Unit (ECU)
19342Engine Control Module (ECM)Timeout error of CAN receive frame HCUDataFull repair manual for code 19342, Engine Control Module (ECM)
19343DCUCoolant control valve mechanically defective blocked open | Vent valve (Reductant Purge Control Valve) - short circuit highFull repair manual for code 19343, DCU
19344DCU (Dosing Control Unit)Coolant control valve mechanically _mechanical defective blocked closed _P20A0 Vent valve (Reductant Purge Control Valve) -open circuitFull repair manual for code 19344, DCU (Dosing Control Unit)
19345Engine Control Module (ECM) or SCR Control ModuleTimeout error of CAN receive frame HCUDataFull repair manual for code 19345, Engine Control Module (ECM) or SCR Control Module
19345 (F-518747-09) - ECUEngine Control Unit (ECU)CAN timeout error from heater control unit (HCU) - HCU2EDC1Full repair manual for code 19345 (F-518747-09) - ECU, Engine Control Unit (ECU)
19346Engine Control Module (ECM) or Vehicle Control Module (VCM)Timeout error of CAN receive frame HCUData (Heater Control Unit Data)Full repair manual for code 19346, Engine Control Module (ECM) or Vehicle Control Module (VCM)
19346 (F-518748-09) - ECUEngine Control Unit (ECU)CAN timeout error from heater control unit (HCU) - HCU2EDC2Full repair manual for code 19346 (F-518748-09) - ECU, Engine Control Unit (ECU)
19347Engine Control Unit (EDC / ECU)Timeout CAN-Transmit-Frame HRLFC, High Resolution Fuel ConsumptionFull repair manual for code 19347, Engine Control Unit (EDC / ECU)
19348Engine Control Module (ECM) or Vehicle Control Module (VCM)Timeout of CAN-Receive-Frame High Resolution Vehicle Distance (HRVD)Full repair manual for code 19348, Engine Control Module (ECM) or Vehicle Control Module (VCM)
19349VCM (Vehicle Control Module) or Engine ECU (EDC17CV41)Timeout Error of CAN-Transmit-Frame IC1, Inlet/Exhaust condition #1 frame.Full repair manual for code 19349, VCM (Vehicle Control Module) or Engine ECU (EDC17CV41)
19350Engine Control Unit (ECU / EDC)Timeout Error of CAN-Receive-Frame ISCSBCFull repair manual for code 19350, Engine Control Unit (ECU / EDC)
19351Engine Control Module (ECM / EDC) or Vehicle Control Module (VCM)Timeout Error of CAN-Transmit-Frame ISCSFull repair manual for code 19351, Engine Control Module (ECM / EDC) or Vehicle Control Module (VCM)
19352DCU (Dosing Control Unit)Reverting valve (4-2way valve?) mechanically | valve does not open | P20A0 Vent valve (Reductant Purge Control Valve) - open circuitFull repair manual for code 19352, DCU (Dosing Control Unit)
19353Engine Control Module (ECM) / Vehicle Control Module (VCM)Timeout of CAN-Transmit-Frame FLC, Fuel Consumption Transmit messageFull repair manual for code 19353, Engine Control Module (ECM) / Vehicle Control Module (VCM)
19354Vehicle Control Module (VCM) or Engine Control Module (ECM / EDC)Timeout of CAN-Transmit-Frame MVS, Maximum Vehicle Speed LimitsFull repair manual for code 19354, Vehicle Control Module (VCM) or Engine Control Module (ECM / EDC)
19356Engine Control Module (ECM) / Engine Management System (EMS)Downstream NOx sensor signal and NH3 sensor signal plausibility check failureFull repair manual for code 19356, Engine Control Module (ECM) / Engine Management System (EMS)
19356 (DTC 3FDE) - ECUEngine Control Module (ECM) or Dosing Control Unit (DCU)Downstream NOx sensor signal and NH3 sensor signal plausibility check failure.Full repair manual for code 19356 (DTC 3FDE) - ECU, Engine Control Module (ECM) or Dosing Control Unit (DCU)
19357Engine Control Module (ECM) or Aftertreatment Control Module (ACM) / Dosing Control UnitCAN-Receive-Frame from NOx Sensor (NOx-Data)Full repair manual for code 19357, Engine Control Module (ECM) or Aftertreatment Control Module (ACM) / Dosing Control Unit
19358Engine Control Module (ECM) / Dosing Control Unit (DCU)CAN-Receive-Frame NOxDataUs (Upstream NOx Sensor)Full repair manual for code 19358, Engine Control Module (ECM) / Dosing Control Unit (DCU)
19359 (F-3234-12) - ECUEngine Control Unit (ECU)Downstream NOx Sensor could not perform self-diagnosis during afterrunFull repair manual for code 19359 (F-3234-12) - ECU, Engine Control Unit (ECU)
19359Engine Control Unit (ECU) / Engine Control Module (ECM)Downstream NOx Sensor could not perform self-diagnosis during after-runFull repair manual for code 19359, Engine Control Unit (ECU) / Engine Control Module (ECM)
19360 (F-3224-12) - ECUEngine Control Unit (ECU) or Aftertreatment Control Unit (A2CU+ / ACM)Upstream NOx Sensor Self-Diagnosis FailureFull repair manual for code 19360 (F-3224-12) - ECU, Engine Control Unit (ECU) or Aftertreatment Control Unit (A2CU+ / ACM)
19360VCM (Vehicle Control Module)Upstream NOx Sensor could not perform self-diagnosis during after runFull repair manual for code 19360, VCM (Vehicle Control Module)
19361DCU (Dosing Control Unit)Battery Voltage (actual value) | P0562 Battery voltage evaluation - below lower limit.Full repair manual for code 19361, DCU (Dosing Control Unit)
19361 (F-158-16) - ECUDCU (Dosing Control Unit)Battery voltage is too high to allow proper diagnosis of output powerstages.Full repair manual for code 19361 (F-158-16) - ECU, DCU (Dosing Control Unit)
19362 (F-158-18) - ECUDCU (Dosing Control Unit) or ECM (Engine Control Module)Battery voltage is too low to allow proper diagnosis of output powerstagesFull repair manual for code 19362 (F-158-18) - ECU, DCU (Dosing Control Unit) or ECM (Engine Control Module)
19362DCU (Dosing Control Unit) or Engine ECUBattery Voltage (actual value) _Low battery voltage _P0563 Battery voltage evaluation -above upper limitFull repair manual for code 19362, DCU (Dosing Control Unit) or Engine ECU
19362Engine Control Module (ECM / EDC)CAN Bus Timeout Error for the PA_MC messageFull repair manual for code 19362, Engine Control Module (ECM / EDC)
19365ECM, DCU, or VCMCAN-Receive-Frame PRODPM1 (HCI dosing quantity, dosing request status)Full repair manual for code 19365, ECM, DCU, or VCM
19365Engine Control Module (ECM) or Vehicle Control Module (VCM)CAN-Receive-Frame PRODPM1 (HCI dosing quantity, dosing request status)Full repair manual for code 19365, Engine Control Module (ECM) or Vehicle Control Module (VCM)
19366Engine Control Module (ECM) or Vehicle Control Module (VCM)CAN-Receive-Frame Engine power take off enable switch status message PTOBCFull repair manual for code 19366, Engine Control Module (ECM) or Vehicle Control Module (VCM)
19367Engine Control Module (ECM) or Vehicle Control Module (VCM)CAN-Receive-Frame PTODE ("At least one PTO engaged" signal value)Full repair manual for code 19367, Engine Control Module (ECM) or Vehicle Control Module (VCM)
19368VCM, ECM, or DCUCAN-Receive-Frame PTOTx (Ambient Conditions CAN frame)Full repair manual for code 19368, VCM, ECM, or DCU
19369Engine Control Module (ECM) or Denoxtronic Control Unit (DCU)CAN-Receive-Frame Timeout Error of Retarder ConfigurationFull repair manual for code 19369, Engine Control Module (ECM) or Denoxtronic Control Unit (DCU)
19370DCU (Dosing Control Unit)UREA pressure too low (in 'commissioning' status) | Pump motor error during commissioning (pump not delivering) | P208B Reagent-pump not delivering.Full repair manual for code 19370, DCU (Dosing Control Unit)
19371Engine Control Module (ECM)Timeout Error of CAN-Receive-Frame RESETFull repair manual for code 19371, Engine Control Module (ECM)
19372Engine Control Module (ECM) or Vehicle Control Module (VCM)Timeout Error of CAN-Receive-Frame RF (Hydraulic Retarder Oil Temperature)Full repair manual for code 19372, Engine Control Module (ECM) or Vehicle Control Module (VCM)
19373Engine Control Module (ECM) / Vehicle Control Module (VCM)Timeout CAN-Receive-Frame Adaptive Cruise Control (ACC1)Full repair manual for code 19373, Engine Control Module (ECM) / Vehicle Control Module (VCM)
19374Engine Control Module (ECM) or Vehicle Control Module (VCM)CAN timeout error - RxEngTemp2 (EGR exhaust gas temperature) messageFull repair manual for code 19374, Engine Control Module (ECM) or Vehicle Control Module (VCM)
19375Engine Control Module (ECM) or Vehicle Control Module (VCM)Timeout Error of CAN-Receive-Frame RxSERVFull repair manual for code 19375, Engine Control Module (ECM) or Vehicle Control Module (VCM)
19376Vehicle Control Module (VCM)Timeout of CAN-Receive-Frame Vehicle Distance (VD) messageFull repair manual for code 19376, Vehicle Control Module (VCM)