Exterior Lighting
SMART JUNCTION BOX DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Perform Test |
|---|---|---|---|
| B1472 | Headlamp Input Circuit Short to Ground | SJB | CHECK for correct OEM bulbs. INSTALL new components. |
| B1577 | Lamp Park Input Circuit Short to Battery | SJB | GO to PINPOINT TEST P . |
| B1790 | Autolamp Sensor Input Circuit Failure | SJB | If the autolamps are inoperative, GO to PINPOINT TEST F
. If the autolamps are always on, GO to PINPOINT TEST G . |