Exterior Lighting: Headlamps

DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC	Description	Source	Perform Test
B1342	ECU is Defective	SJB	CLEAR the DTCs. RETRIEVE the DTCs. If DTC B1342 is retrieved, INSTALL a new SJB. REFER to MULTIFUNCTION ELECTRONIC MODULES .
B2501	LF Low Beam Circuit Failure	SJB	If the low beam is inoperative, GO to PINPOINT TEST B . If the low beam is always on, GO to PINPOINT TEST B , PINPOINT TEST C .
B2503	RF Low Beam Circuit Failure	SJB	If the low beam is inoperative, GO to PINPOINT TEST B . If the low beam is always on, GO to PINPOINT TEST B PINPOINT TEST C .
B2586	Headlamp Mode Select Circuit Failure	SJB	GO to PINPOINT TEST A .
B2598	Headlamp Relay Circuit Failure	SJB	If the high beams are inoperative, GO to PINPOINT TEST A . If the high beams are always on, GO to PINPOINT TEST B PINPOINT TEST C .