Home >> Jaguar >> 2017 >> XJR Base >> Repair and Diagnosis (Single Page) >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code: Central Junction Box (CJB) -- XJ/X351 >> Diagnostic Trouble Code (DTC) Index DTC: Central Junction Box (CJB) >> Description And Operation >> Central Junction Box (CJB) >> DTC B12A3-11: Steering Column Adjust Motor Drive A - Circuit short to ground >> Possible Causes