DTC B1511-14: Taillight (Trunk Lid Light) Circuit Or License Plate Light Circuit Malfunction [(BCM)]: Sedan-4SD: Outline

DTC B1511:14 (BODY CONTROL MODULE) DETECTION CONDITION AND POSSIBLE CAUSE (Sedan-4SD)

System malfunction location	Taillight (trunk lid light) circuit or license plate light circuit malfunction
Detection condition	The electrical supply unit (ESU) detects a short to ground in the taillight (trunk lid light) circuit or license plate light circuit.
Fail-safe	Not applicable
Possible cause	Trunk lid light (LH) connector or terminal malfunction Trunk lid light (RH) connector or terminal malfunction License plate light (LH) connector or terminal malfunction License plate light (RH) connector or terminal malfunction Electrical supply unit (ESU) connector or terminal malfunction Short to ground in taillight (trunk lid light) signal circuit Short to ground in license plate light signal circuit Taillight (trunk lid light) (LH) malfunction Taillight (trunk lid light) (RH) malfunction License plate light (LH) malfunction License plate light (RH) malfunction Electrical supply unit (ESU) malfunction Body control module (BCM) malfunction
Courtesy of MAZDA MOTORS CORP.