Home >> Jaguar >> 2015 >> XJR Base >> Repair and Diagnosis >> General Information >> DTC Index >> Diagnostic Trouble Code (DTC) Index DTC: Gateway Module -- XJ/X351 >> DIAGNOSTIC TROUBLE CODE (DTC) INDEX DTC: Gateway Module >> Description And Operation >> Gateway Module (GWM) >> U2300-57 Central Configuration - Invalid/incomplete software component >> Possible Causes