Test B: The Interior Lamps Are Inoperative Using The Dimmer Control

PINPOINT TEST B: THE INTERIOR LAMPS ARE INOPERATIVE USING THE DIMMER CONTROL

B1:

B1-B2:

Normal Operation
Under normal operation, when the dimmer control is rotated to the interior lamp detent position, ground is provided to the smart junction box (SJB) through circuit 1404 (YE).

Possible Causes
- An open in circuit 1404 (YE)
- Smart junction box (SJB)
- Dimmer control