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Exterior Lighting DTCS: Headlamps

SMART JUNCTION BOX (SJB) DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Description Perform Test
B1472 Lamp Headlamp Input Circuit Short to Ground Go to Pinpoint Test E .
B1510 Flash To Pass Switch Circuit Short to Ground Go to Pinpoint Test E .
B1570 Lamp Headlamp High-Beam Circuit Short to Ground Go to Pinpoint Test E .
B1578 Lamp Park Input Circuit Short to Ground Go to Pinpoint Test E .
B1795 Lamp Headlamp Low-Beam Circuit Open If a low beam is inoperative, go to Pinpoint Test C .
If a low beam is always on, go to Pinpoint Test E .
B1797 Lamp Headlamp Low-Beam Circuit Short to Ground Go to Pinpoint Test C .
B2498 Headlamp Switch Multiple Signals Input Active Go to Pinpoint Test E .