FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Test C: The Courtesy Lamps Are Inoperative - Using The Dimmer Switch

PINPOINT TEST C: THE COURTESY LAMPS ARE INOPERATIVE - USING THE DIMMER SWITCH


C1-C3:






Normal Operation
The smart junction box (SJB) monitors the dimmer switch status on circuit 2085 (VT/YE) to determine if the courtesy lamps are requested. Based on the dimmer switch status, the SJB supplies voltage to the courtesy lamps through circuit 53 (BK/LB).

Possible Causes
- Circuit 2085 (VT/YE) open
- Dimmer switch
- SJB