Test A: The Interior Lamps Are Inoperative

PINPOINT TEST A: THE INTERIOR LAMPS ARE INOPERATIVE

A1-A4:

A5:

Normal Operation
The interior lamps are activated by any door, decklid/liftgate, dimmer control switch, or remote keyless entry (RKE). When the smart junction box (SJB) receives an interior lamps on request, it grounds the interior lamp relay (internal to the SJB) and provides voltage to the interior lamps through circuit 53 (BK/LB). The interior lamps are provided ground through circuit 1205 (BK).

Possible Causes
- Fuse
- Circuit 53 (BK/LB) open
- SJB