Underhood Lamp: Description and Operation
UNDERHOOD COMPARTMENT LAMPWhen the underhood compartment is opened the underhood compartment lamp illuminates, if the courtesy lamps supply voltage circuit of the BCM is activated (BCM awake).
The underhood compartment lamp illuminates when the courtesy lamps supply circuit of the BCM supplies voltage to the underhood compartment lamp and the underhood compartment switch closes, providing a ground path.