Home >> Land Rover >> 2013 >> Range Rover Evoque Pure >> Repair and Diagnosis >> General Information >> DTC Index >> Diagnostic Trouble Code Index DTC: Transmission Control Module (TCM) -- Range Rover EVOQUE/L538 >> Diagnostic Trouble Code Index DTC: Transmission Control Module (TCM) >> Description And Operation >> DTC U0100-87: Lost Communication With ECM/PCM "A" - Missing message >> Possible Causes