Courtesy Lamp: Description and Operation
CIRCUIT DESCRIPTIONBattery voltage is applied at all times from fuse 25 to the map lamp (W/O sunroof), the map lamp in the overhead console lamp (With sunroof), the room lamp, the luggage room lamp, the door ajar, the tail gate ajar warning indicators and the left/right front door lamp.
When the appropriate lamp switch is closed, a ground path is provided to the respective lamps through the ETACM. The lamps to go on.
The room lamp is controlled not only by the door switch (controlled by ETACM) but also by the room lamp switch in the room lamp.
They are turned on and oft manually, depending on the position of the room lamp switch. The tail gate ajar warning indicator lights turn on when the rear window switch or the tail gate switch is closed.