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Home › Jaguar › 2012 › XKR-S 2D Convertible › Repair and Diagnosis › Quick Lookups › DTC Index › Diagnostic Trouble Code Index DTC: Transmission Control Module (TCM) -- XK/X150 › Diagnostic Trouble Code Index DTC: Transmission Control Module (TCM) › Description And Operation › Transmission Control Module [TCM] › DTC U0401-86: Invalid Data Received from ECM/PCM A - Signal Invalid › Action

DTC U0401-86: Invalid Data Received from ECM/PCM A - Signal Invalid: Action

Check Engine Control Module for stored DTCs. Check CAN Bus Circuit for fault