Home >> Land Rover >> 2021 >> Discovery S >> Repair and Diagnosis (Single Page) >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code Index DTC: Body Control Module (BCM) -- Discovery/L462 >> General Information >> Description And Operation >> Diagnostic Trouble Code Index - DTC: Body Control Module (BCM) (G2165406) >> DTC B1D65-04: Right Headlamp Swivelling Motor - System internal failures >> Possible Causes