AUTOLAMP Systems DTCS
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 MODULE--LIGHTING CONTROL (LCM) . |
| B1312 | Lamp Headlamp Input Circuit Short to Battery | LCM | Go to PINPOINT TEST B . |
| B1334 | Decklid Ajar Rear Door Circuit Short to Ground | LCM | REFER to KEYLESS ENTRY/COMPUTER OPERATED LOCKS . |
| 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 | Go to Pinpoint Test G . |
| B1498 | Decklid Punch-Out Sensor Ground Short | LCM | REFER to ANTI-THEFT - PERIMETER . |
| B1509 | Flash-to-Pass Switch Circuit Short to Battery | LCM | Go to PINPOINT TEST E . |
| 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 | Go to PINPOINT TEST C . |
| B1577 | Lamp Park Input Circuit Short to Battery | LCM | Go to PINPOINT TEST K . |
| 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 | Go to PINPOINT TEST F . |
| B1594 | Autolamp Delay Decrease Circuit Short to Ground | LCM | Go to PINPOINT TEST F . |
| B1676 | Battery Pack Voltage Out of Range | LCM | REFER to GENERATORS & REGULATORS . |
| B1807 | Lamp Tail Output Circuit Open | LCM | Go to PINPOINT TEST K . |
| 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 KEYLESS ENTRY/COMPUTER OPERATED LOCKS . |
| U1262 | SCP (J1850) Communication Bus Fault | SCP | REFER to MODULE COMMUNICATIONS NETWORK . |