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 C2004-12: Headlamp Washer Relay B - Circuit short to battery >> Possible Causes