Home › Land Rover › 2013 › Range Rover HSE › Repair and Diagnosis › General Information › DTC Index › Diagnostic Trouble Code Index DTC: Anti-Lock Brake System Control Module (Abs) -- Range Rover/L405 › Diagnostic Trouble Code Index DTC: Anti-Lock Brake System Control Module (ABS) › Description And Operation › DTC U012A-87: Lost Communication With Chassis Control Module "A" - Missing message › Possible Causes