Exterior Lighting: Headlamps
SMART JUNCTION BOX (SJB) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Perform Test |
|---|---|---|
| B1342 | ECU is Faulted | CLEAR the DTCs. RETRIEVE the DTCs. If DTC B1342 is retrieved again, INSTALL a new SJB. REFER to MULTIFUNCTION ELECTRONIC MODULES . |
| B1472 | Lamp Headlamp Input (Headlamps Off) Circuit Short to Ground | GO to PINPOINT TEST D . |
| B1510 | Flash-to-Pass Switch/Circuit Short to Ground | GO to PINPOINT TEST D . |
| B1570 | Lamp Headlamp High Beam Circuit Short to Ground | GO to PINPOINT TEST C . |
| B1795 | Lamp Headlamp Low Beam Circuit Open | GO to PINPOINT TEST B . |
| B1797 | Lamp Headlamp Low Beam Circuit Short to Ground | GO to PINPOINT TEST B . |
| B2501 | Headlamp, Left Low Beam Circuit Failure | If the low beam is inoperative, GO to PINPOINT TEST B
. If the low beam is always on, GO to PINPOINT TEST D . |
| B2503 | Headlamp, Right Low Beam Circuit Failure | If the low beam is inoperative, GO to PINPOINT TEST B
. If the low beam is always on, GO to PINPOINT TEST D . |
| B2505 | Headlamp, Left High Beam Circuit Failure | If the high beam is inoperative, GO to PINPOINT TEST C
. If the high beam is always on, GO to PINPOINT TEST D . |
| B2507 | Headlamp, Right High Beam Circuit Failure | If the high beam is inoperative, GO to PINPOINT TEST C
. If the high beam is always on, GO to PINPOINT TEST D . |
| All other DTCs | - | REFER to MULTIFUNCTION ELECTRONIC MODULES . |