The courtesy lights do not turn on when the driver's door is open but illuminate when the FOB is used to unlock the doors. What is the MOST likely cause?
A) A faulty door ajar switch.
B) A faulty BCM.
C) A faulty headlight switch rheostat.
D) Faulty FOB.

Question

Quizplus · Accepted Answer

The behavior of the lights indicates that the circuit from the FOB is working, and suggests that the issue is with the switch in the driver's door. A faulty door ajar switch would prevent the lights from turning on when the door is opened, but would not affect the behavior when unlocking with the FOB.

The Courtesy Lights Do Not Turn on When the Driver's