Home >> Land Rover >> 2013 >> Range Rover Base >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code Index DTC: Remote Function Actuator (RFA) -- Range Rover/L405 >> Diagnostic Trouble Code Index DTC: Remote Function Actuator (RFA) >> Description And Operation >> DTC B1336-13: Left Front Door External Antenna - Circuit open >> Possible Causes