Home › Land Rover › 2013 › Range Rover Autobiography › Repair and Diagnosis › Transmission › Transmission Control Systems › Diagnostic Trouble Code Index DTC: Transmission Control Module (TCM) -- Range Rover/L405 › Diagnostic Trouble Code Index DTC: Transmission Control Module (TCM) › Description And Operation › DTC U0415-86: Invalid Data Received From Anti-Lock Brake System (ABS) Control Module - Signal invalid › Possible Causes