Home >> Land Rover >> 2015 >> LR4 HSE, AWD >> Repair and Diagnosis >> General Information >> DTC Index >> Diagnostic Trouble Code Index DTC: Driver/Passenger Door Control Module (DDM/PDM) -- LR4/L319 >> Diagnostic Trouble Code Index DTC: Driver/Passenger Door Control Module (DDM/PDM) >> Description And Operation >> DTC B1A98-87: LIN Bus Circuit #1 - Missing message >> Possible Causes