Home >> Land Rover >> 2013 >> Range Rover Evoque Pure >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code Index DTC: Driver/Passenger Door Module (DDM/PDM) -- Range Rover EVOQUE/L538 >> Diagnostic Trouble Code Index DTC: Driver/Passenger Door Module (DDM/PDM) >> Description And Operation >> DTC B12D4-51: Rolling Code Synchronization - Not programmed >> Possible Causes