Home >> Land Rover >> 2013 >> Range Rover HSE >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code Index DTC: Body Control Module (BCM) -- Range Rover/L405 >> Diagnostic Trouble Code Index DTC: Body Control Module (BCM) >> Description And Operation >> DTC B13CF-31: Roof Blind Position Sensor A - No signal >> Possible Causes