Home › Land Rover › 2015 › Range Rover Evoque Autobiography › Repair and Diagnosis › Quick Lookups › DTC Index › Diagnostic Trouble Code Index DTC: Tailgate Control Module (TGCM) › Diagnostic Trouble Code Index DTC: Tailgate Control Module (TGCM) › Description And Operation › DTC U0401-68: Invalid Data Received From ECM/PCM A - Event information › Possible Causes