Home › Jaguar › 2014 › XF Base › Repair and Diagnosis › Quick Lookups › DTC Index › Diagnostic Trouble Code (DTC) Index DTC: Digital Radio Control Module (DRCM) -- XF/X250 › Diagnostic Trouble Code (DTC) Index DTC: Digital Radio Control Module (DRCM) › Description And Operation › DTC U3000-46: Control module - Calibration/parameter memory failure › Possible Causes