Home >> Land Rover >> 2018 >> Range Rover Autobiography >> Repair and Diagnosis >> General Information >> DTC Index >> Diagnostic Trouble Code Index DTC: Transfer Case Control Module (TCCM) -- Range Rover/L405 >> Diagnostic Trouble Code Index DTC: Transfer Case Control Module (TCCM) >> Description And Operation >> DTC U2100-54: Initial Configuration Not Complete - Missing calibration >> Possible Causes