Case IH Fault Codes List – Comprehensive Error Code Guide (ENG, TRANS, ARM, ICU & More)
A complete, alphabetical list of fault codes for Case IH machinery (tractors, combines). Quickly find the meaning of the error code displayed on your dashboard. This guide includes detailed breakdown of malfunctions for various systems:
EHR (Electronic Hitch Regulation): Remote valve codes, lever and slider errors.
ENG (Engine): Speed sensors, oil pressure, coolant temperature, controller errors, fuel system issues (CAPS).
TRANS (Transmission): Clutch potentiometers, calibration errors, wheel speed sensors, system pressure, solenoid valves.
ARM (Armrest): Lever potentiometer faults, PTO switches, Hitch controls, MFD, and differential lock issues.
TMF / Hitch: Rear hitch control codes, draft load pin sensors, valve calibration errors.
ATC (Climate Control): In-cab temperature sensors, evaporator sensors, pressure switch faults.
DCU (Dosing Control Unit/AdBlue): SCR system codes, NOx sensors, AdBlue pressure/temperature, line heaters.
INST / ICU (Instrument Cluster): CAN bus communication, fuel level sensors, controller configuration.