Keyless Entry/Computer Operated Locks DTCS

DRIVER DOOR MODULE (DDM) DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC	Description	DTC Caused By	Action
B1319	Driver Door Ajar Circuit Failure	DDM	REFER to INTERIOR LIGHTING .
B1342	ECU Is Defective	DDM	CLEAR the DTCs. RETRIEVE the DTCs. If DTC B1342 is retrieved, REPLACE the DDM; REFER to MULTIFUNCTION ELECTRONIC CONTROL MODULES . TEST the system for normal operation.
B1396	Power Door Lock Circuit Short to Battery	DDM	Go to PINPOINT TEST E .
B1397	Power Door Unlock Circuit Short to Battery	DDM	Go to PINPOINT TEST E .
B1525	Keyless Entry Circuit Short to Battery	DDM	Go to PINPOINT TEST D .
B1541	Mirror Driver Switch Assembly Circuit Short to Battery	DDM	REFER to REAR VIEW MIRRORS .
B1545	Seat Direction Switch Assembly Circuit Short to Battery	DDM	REFER to SEATING .
B1549	Power Window Master Circuit Short to Battery	DDM	REFER to GLASS, FRAMES AND MECHANISMS .
B1554	Decklid Release Circuit Short to Ground	DDM	Go to PINPOINT TEST C .
B1562	Door Lock Cylinder Circuit Short to Ground	DDM	Go to PINPOINT TEST E .
B2425	Remote Keyless Entry Out of Synchronization	DDM	Go to PINPOINT TEST D .
U1041	SCP (J1850) Invalid or Missing Data for Vehicle Speed	ABS/TC	CARRY OUT the ABS/TC self-test. REFER to ANTI-LOCK CONTROL - TRACTION CONTROL .
U1059	SCP (J1850) Invalid or Missing Data for Transmission / Transaxle / PRNDL	PCM	CARRY OUT the PCM self-test. REFER to TROUBLE SHOOTING - NO CODES - EEC-V - GASOLINE article for diagnosis and testing.
U1089	SCP (J1850) Invalid or Missing Data for Suspension	VDM	CARRY OUT the VDM self-test. REFER to VEHICLE DYNAMIC SUSPENSION .
U1181	SCP (J1850) Invalid or Missing Data for Personalization (Memory) Features	VIC	CARRY OUT the DDM self-test.
U1262	SCP (J1850) Communication Bus Fault	GEM	REFER to MODULE COMMUNICATIONS NETWORK .

LIGHTING CONTROL MODULE (LCM) DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC	Description	Source	Action
B1342	ECU is Defective	LCM	CLEAR the DTCs. RETRIEVE the DTCs. IF DTC B1342 is retrieved, REPLACE the LCM. REFER to MULTIFUNCTION ELECTRONIC CONTROL MODULES .
B1312	Lamp Headlamp Input Circuit Short to Battery	LCM	REFER to EXTERIOR LIGHTING .
B1334	Decklid Ajar Rear Door Circuit Short to Ground	LCM	Go to PINPOINT TEST C .
B1352	Ignition Key-In Circuit Failure	LCM	REFER to WARNING DEVICES .
B1359	Ignition Run/Acc Circuit Failure	LCM	REFER to STEERING COLUMN SWITCHES .
B1462	Safety Belt Switch Circuit Failure	LCM	REFER to INSTRUMENT CLUSTER .
B1483	Brake Pedal Input Circuit Failure	LCM	REFER to EXTERIOR LIGHTING .
B1498	Decklid Punch-Out Sensor Ground Short	LCM	REFER to ANTI-THEFT - PERIMETER .
B1509	Flash to Pass Switch Circuit Short to Battery	LCM	REFER to Section EXTERIOR LIGHTING .
B1522	Hood Switch Circuit Short to Ground	LCM	REFER to ANTI-THEFT - PERIMETER .
B1555	Ignition Run/Start Circuit Failure	LCM	REFER to INTERIOR LIGHTING .
B1566	Door Ajar Circuit Short to Ground	LCM	REFER to INTERIOR LIGHTING .
B1569	Lamp Headlamp High-Beam Circuit Short to Battery	LCM	REFER to Section EXTERIOR LIGHTING .
B1577	Lamp Park Input Circuit Short to Battery	LCM	REFER to Section EXTERIOR LIGHTING .
B1582	Dim Panel Increase Input Circuit Short to Ground	LCM	REFER to INSTRUMENT CLUSTER & PANEL ILLUMINATION .
B1586	Dim Panel Decrease Input Circuit Short to Ground	LCM	REFER to INSTRUMENT CLUSTER & PANEL ILLUMINATION .
B1590	Autolamp Delay Increase Circuit Short to Ground	LCM	REFER to EXTERIOR LIGHTING .
B1594	Autolamp Delay Decrease Circuit Short to Ground	LCM	REFER to EXTERIOR LIGHTING .
B1676	Battery Pack Voltage Out of Range	LCM	REFER to GENERATORS & REGULATORS .
B1807	Lamp Tail Output Circuit Open	LCM	REFER to EXTERIOR LIGHTING .
U1123	SCP (J1850) Invalid or Missing Data for Odometer	ABS/TC	CARRY OUT the ABS/TC self-test. REFER to ANTI-LOCK CONTROL - TRACTION CONTROL .
U1181	SCP (J1850) Invalid or Missing Data for Personalization (Memory) Features	VIC, DDM	CARRY OUT the VIC and DDM self-test. REFER to INSTRUMENT CLUSTER .
U1262	SCP (J1850) Communication Bus Fault	SCP	REFER to MODULE COMMUNICATIONS NETWORK .