Home >> Land Rover >> 2015 >> LR4 HSE, AWD >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code INDEXDTC: Headlamp Leveling Control Module (HLCM) -- LR4/L319 >> Diagnostic Trouble Code Index DTC: Headlamp Leveling Control Module (HLCM) >> Description Of Operation >> DTC B1D64-01: Left Headlamp Swivelling Motor - General electrical failure >> Possible Causes