Home >> Jaguar >> 2014 >> XK Base, 2D Convertible >> Repair and Diagnosis >> General Information >> 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 U0404-68: Invalid Data Received from Gear Shift Control Module A - Event information >> Possible Causes