Home › Jaguar › 2015 › XKR 2D Convertible › Repair and Diagnosis › Quick Lookups › DTC Index › Diagnostic Trouble Code Index DTC: Speed Control Module (CCM) -- XK/X150 › Diagnostic Trouble Code Index DTC: Speed Control Module (CCM) › Description And Operation › Speed Control Module [CCM] › DTC C1A67-81: Forward Looking Sensor - Invalid serial data received › Possible Causes