DTC U3000-4B: Control Module - Over temperature: Action
NOTE:
- This DTC is set when rear differential control module internal temperature exceeds 120°C.
- This DTC may be induced by excessive electric differential clutch operation due to prolonged off road or track driving.
- After installing a new rear differential control module, differential locking motor or electric differential, clear the DTCs and calibrate the system by performing routine - On Demand Self Test.
- Allow the system temperature to return to normal. Using the Jaguar Land Rover Approved Diagnostic Equipment, clear the DTCs and retest. If the fault persists, install a new rear differential control module