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Home >> Land Rover >> 2021 >> Defender 110 SE >> Repair and Diagnosis >> General Information >> Specifications Index >> Diagnostic Trouble Code Index DTC: Rear Differential Control Module (RDCM) -- Defender/L663 >> Diagnostic Trouble Code Index - DTC: Rear Differential Control Module (RDCM) (G2400909) >> Description And Operation >> Rear Differential Control Module (RDCM) >> DTC U2000-4B: Motor Temperature - Over temperature >> Action
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DTC U2000-4B: Motor Temperature - Over temperature: Action

NOTE:
  • This DTC is set when the temperature of the differential locking motor exceeds 150°C.
  • This DTC may be induced by excessive electric differential clutch operation due to prolonged off road or track driving.
  • If other differential locking motor brake DTCs are set, perform the corrective actions for those DTCs first and retest.
  • 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.