Test B: The Headlamps On Warning Chime Is Inoperative
PINPOINT TEST B: THE HEADLAMPS ON WARNING CHIME IS INOPERATIVENormal Operation
The headlamps on warning chime sounds when the driver door is opened with the ignition lock cylinder in the OFF position, the key not in the ignition lock cylinder, and the headlamp switch in the PARK or HEADLAMP positions. The smart junction box (SJB) provides the headlamps on status and the driver door ajar status to the instrument cluster (IC) over the medium speed controller area network (MS-CAN) communication bus. The autolamps feature must not be selected for the headlamps on warning chime to operate.
This pinpoint test is intended to diagnose the following:
- Instrument cluster (IC)