Montego AWD V6-3.0L VIN 1 (2005)
Third Row Dome Lamp C963
Test A: The Interior Lamps Are Inoperative
PINPOINT TEST A: THE INTERIOR LAMPS ARE INOPERATIVE
A1-A2
Normal Operation
Under normal operation, when the smart junction box (SJB) turns ON the interior lamps, it provides voltage to the individual lamps through circuit 53
(BK/LB) (courtesy) or 705 (LG/OG) (demand). Ground for the lamps is provided through circuit 1205 (BK).
Possible Causes
-
An open in circuit 1205 (BK)
-
Smart junction box (SJB)
Test B: The Interior Lamps Are Inoperative Using The Dimmer Control