Home › Jaguar › 2014 › XJR Base › Repair and Diagnosis › Quick Lookups › DTC Index › Diagnostic Trouble Code (DTC) Index DTC: Parking Aid Control Module (PACM) -- XJ/X351 › DIAGNOSTIC TROUBLE CODE (DTC) INDEX DTC: Parking Aid Control Module (PACM) › Description And Operation › Parking Aid Control Module (PACM) › DTC U3000-47: Control Module - Watchdog/safety MicroController failure › Possible Causes