Home › Land Rover › 2016 › LR4 HSE › Repair and Diagnosis › General Information › DTC Index › Diagnostic Trouble Code Index DTC: Transmission Control Module (TCM) -- LR4/L319 › Diagnostic Trouble Code Index DTC: Transmission Control Module (TCM) › Description And Operation › DTC U2101-56: Control Module Configuration Incompatible - Invalid/incomplete configuration › Possible Causes