FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Test O: The Hazard Lamps Are Inoperative

PINPOINT TEST O: THE HAZARD LAMPS ARE INOPERATIVE


O1-O3:






O4:






Normal Operation
Under normal operation, when the hazard switch is pressed it sends a ground signal to the smart junction box (SJB) through circuit 1689 (RD/WH). The hazard switch is grounded through circuit 1205 (BK).

Possible Causes
- An open in circuit 1689 (RD/WH) or 1205 (BK)
- Hazard switch
- Smart junction box (SJB)