Home › Jaguar › 2013 › XF 2.0 › Repair and Diagnosis › Quick Lookups › DTC Index › Diagnostic Trouble Code Index DTC: Transfer Case Control Module -- XF/X250 › Diagnostic Trouble Code (DTC) Index DTC: Transfer Case Control Module › Description And Operation › DTC U3006-13: Control Module Input Power "A" - Circuit open › Possible Causes