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Case IH fault codes & repair guides

All 9,847 codes· 50 per page · page 3 of 197

Case IH fault codes with controller, issue summary and a link to the full repair manual
CodeControllerIssue summaryRepair manual
28Transmission ECMCLUTCH PACK (B) NOT CALIBRATEDFull repair manual for code 28, Transmission ECM
29Armrest Controller (ARM)Hitch Drop Rate potentiometer is failed in the Armrest ControllerFull repair manual for code 29, Armrest Controller (ARM)
29Armrest Controller (ARM)Aux 1st remote valve LEVER potentiometer is failed.Full repair manual for code 29, Armrest Controller (ARM)
29Instrumentation Controller (INST) or Central Controller (XCM)Hydraulic Control Valve DisconnectedFull repair manual for code 29, Instrumentation Controller (INST) or Central Controller (XCM)
29Transmission ECM / Power Shuttle ECMCLUTCH PACK (A) NOT CALIBRATEDFull repair manual for code 29, Transmission ECM / Power Shuttle ECM
30EDC (Electronic Draft Control) module / Hitch ControllerSignal Ground Open CircuitFull repair manual for code 30, EDC (Electronic Draft Control) module / Hitch Controller
30TMF / HITCH / ATCRight Draft Pin voltage is outside the normal operating rangeFull repair manual for code 30, TMF / HITCH / ATC
30.00 - ACMLACMLOpen to EEPROM failed during startupFull repair manual for code 30.00 - ACML, ACML
31Auxiliary Remote Valve ECU, Transmission TCU, Autopilot Controller, or Instrumentation Controller (ICU2)No unswitched power to the controller / Multiple System FaultsFull repair manual for code 31, Auxiliary Remote Valve ECU, Transmission TCU, Autopilot Controller, or Instrumentation Controller (ICU2)
31Central Controller (XCM), Secondary Controller (CFPS), or Electronic Draft Control (EDC) / Hitch Electronic Control PanelChassis Harness DisconnectedFull repair manual for code 31, Central Controller (XCM), Secondary Controller (CFPS), or Electronic Draft Control (EDC) / Hitch Electronic Control Panel
31TMF (Tractor Management Function) Controller, Hitch Controller, or Armrest Controller Module (ACM / ATC)Left Draft Pin voltage is outside the normal operating rangeFull repair manual for code 31, TMF (Tractor Management Function) Controller, Hitch Controller, or Armrest Controller Module (ACM / ATC)
31Transmission Controller / ECMREVERSE (SHUTTLE) SYNCHRONIZER SOLENOID COIL SHORT CIRCUITFull repair manual for code 31, Transmission Controller / ECM
31Transmission ECMReverse (Shuttle) Synchronizer Solenoid Coil Short CircuitFull repair manual for code 31, Transmission ECM
32—Multiple Subsystem Failures / Right-Hand Solenoid FaultFull repair manual for code 32
32EDC (Electronic Draft Control) MicroprocessorDraft Load Potentiometer Shorted To +12vFull repair manual for code 32, EDC (Electronic Draft Control) Microprocessor
32Instrumentation Controller (ICU) / TMFGround Speed Signal is failed in the Instrumentation ControllerFull repair manual for code 32, Instrumentation Controller (ICU) / TMF
32Transmission Controller (TCU), Instrumentation Controller (Dash), Tractor Performance Monitor, Autopilot ControllerMultiple Conditions (Synchronizer Solenoid Short, Ground Speed Signal, etc.)Full repair manual for code 32, Transmission Controller (TCU), Instrumentation Controller (Dash), Tractor Performance Monitor, Autopilot Controller
32Transmission Control Module / ECMForward (Hi-Lo) Synchronizer Solenoid Coil Short CircuitFull repair manual for code 32, Transmission Control Module / ECM
33Armrest ControllerHitch Slip Set Switch failed in the Armrest controllerFull repair manual for code 33, Armrest Controller
33Hitch Controller / Electronic Draft Control (EDC) microprocessorDraft Control Potentiometer Open Circuit Or Short To GroundFull repair manual for code 33, Hitch Controller / Electronic Draft Control (EDC) microprocessor
33PTO Control Module540/1000 PTO Switch and Circuit FaultFull repair manual for code 33, PTO Control Module
33Transmission ECMSOL_DUMP_SHORT_DIS_ERR / SOL_DUMP_SHORT_ERR (Dump Solenoid Coil Short Circuit)Full repair manual for code 33, Transmission ECM
34Armrest Controller (ARM)Hitch Slip Select Switch FailureFull repair manual for code 34, Armrest Controller (ARM)
34PTO ControllerPTO Solenoid Coil Failed Short or Wiring Shorted to GroundFull repair manual for code 34, PTO Controller
35Instrumentation Controller (ICU / ICU2)Slip Sensor (radar or wheel speed) is failed in the Instrumentation ControllerFull repair manual for code 35, Instrumentation Controller (ICU / ICU2)
35PTO Controller or Transmission Controller (TMF / ECM)pto solenoid ground circuit failedFull repair manual for code 35, PTO Controller or Transmission Controller (TMF / ECM)
35Transmission Control Module (TCM)SOL_DUMP_SHORT_12V_ERR 8 Fixed Crit.DisFull repair manual for code 35, Transmission Control Module (TCM)
36Instrument Cluster Unit (ICU), Cab Controller (CCH), or Armrest ControllerAuto PTO indicator lamp bulb failedFull repair manual for code 36, Instrument Cluster Unit (ICU), Cab Controller (CCH), or Armrest Controller
36Power Shuttle ECM / Transmission ECMSOL_DUMP_OPEN_OR_GND_DIS_ERR 34 CP/SL DisFull repair manual for code 36, Power Shuttle ECM / Transmission ECM
36.00 - ACMLACMLTask stack error (at least one task stack check failed)Full repair manual for code 36.00 - ACML, ACML
37TMFThe ARU reports EDC Transport Lock is faulty or not available.Full repair manual for code 37, TMF
37Transmission ControllerBottom of Clutch pedal switch open circuit or bottom of clutch relay is stuck open.Full repair manual for code 37, Transmission Controller
37Transmission ECMClutch Pedal Switch (1) Open CircuitFull repair manual for code 37, Transmission ECM
37Transmission ECM / Chassis/Cab Electrical System / Autopilot/Steering ModuleClutch Pedal Switch Open Circuit / Park Brake Failure / VRef UndervoltageFull repair manual for code 37, Transmission ECM / Chassis/Cab Electrical System / Autopilot/Steering Module
38Transmission Control Module (ECM / TCU)CLUTCH PACK (B) PULSE WIDTH MODULATED SOLENOID OR ECM DRIVER SHORT CIRCUIT TO 12 VOLTSFull repair manual for code 38, Transmission Control Module (ECM / TCU)
38Transmission ECMClutch Pack (B) Pulse Width Modulated (PWM) Solenoid or ECM Driver Short Circuit to 12 VoltsFull repair manual for code 38, Transmission ECM
39Armrest ControllerAux 2nd remote valve LEVER potentiometer is failedFull repair manual for code 39, Armrest Controller
39Transmission Controller / ECMSOL_B_OPEN_OR_GND_DIS_ERRFull repair manual for code 39, Transmission Controller / ECM
41TMF (Tractor Multifunction Controller)Hardware-to-software configuration mismatchFull repair manual for code 41, TMF (Tractor Multifunction Controller)
41Transmission Control Unit (TCU) / Rear Linkage Control Unit (TC1) / Armrest / Cab ControllerClutch Pack A PWM Solenoid Fault / Ground Speed Radar Signal Absent / Auto PTO Indicator ShortFull repair manual for code 41, Transmission Control Unit (TCU) / Rear Linkage Control Unit (TC1) / Armrest / Cab Controller
41Transmission ECMCLUTCH PACK (A) PULSE WIDTH MODULATED SOLENOID SHORT CIRCUIT TO GROUND OR OPEN CIRCUIT OR ECM DRIVE OPENFull repair manual for code 41, Transmission ECM
42TMF (Tractor Management Frame)Engine speed must be set above 1600 rpm during calibration of lower valve.Full repair manual for code 42, TMF (Tractor Management Frame)
42Transmission Control Module (TCM)Forward solenoid coil open circuitFull repair manual for code 42, Transmission Control Module (TCM)
42Transmission ECMSOL_A_SHORT_12V_ERR 11 Fixed Crit.DisFull repair manual for code 42, Transmission ECM
43TMF (Tractor Multi-Function) controller or ATC (Armrest Controller Module)No Draft pin(s) detected but the Armrest controller specified tractor with draft control.Full repair manual for code 43, TMF (Tractor Multi-Function) controller or ATC (Armrest Controller Module)
43Transmission Control Module (TCM) or User Control Module (UCM)Forward solenoid coil short circuitFull repair manual for code 43, Transmission Control Module (TCM) or User Control Module (UCM)
43Transmission Control Unit (TCU)Synchronizer Shuttle (Reverse) Position Switch Signal Voltage Short to 5 or 12 Volts / Disconnect ErrorFull repair manual for code 43, Transmission Control Unit (TCU)
43.00 - ACMLACML5VREF1 Supply Switched OFFFull repair manual for code 43.00 - ACML, ACML
44Tractor Multifunction Controller (TMF)Hitch calibration aborted due to tractor movement.Full repair manual for code 44, Tractor Multifunction Controller (TMF)
44Transmission Control Unit (TCU) / Power Shuttle ControllerSHTL_SYNCRO_SW_LO_DIS_ERR (Shuttle Synchronizer Switch Low Disagree Error)Full repair manual for code 44, Transmission Control Unit (TCU) / Power Shuttle Controller