Home >> Jaguar >> 2014 >> XF Base >> Repair and Diagnosis >> General Information >> DTC Index >> Diagnostic Trouble Code: Driver/Passenger Door Module (DDM/PDM) -- XF/X250 >> Diagnostic Trouble Code (DTC) Index DTC: Driver/Passenger Door Module (DDM/PDM) >> Description And Operation >> DTC B1A98-86: LIN Bus Circuit #1 - Signal invalid >> Possible Causes