Home >> Land Rover >> 2015 >> Range Rover Autobiography >> Repair and Diagnosis >> General Information >> DTC Index >> Diagnostic Trouble Code Index DTC: Driver/Passenger Door Module (DDM/PDM) -- Range Rover/L405 >> Diagnostic Trouble Code Index DTC: Driver / Passenger Door Module (DDM / PDM) >> Description And Operation >> DTC B1470-29: Rear Blind - Signal invalid >> Possible Causes