Door/Trunk Ajar Indicator/Lamp: Description and Operation
DOOR WARNING LAMPDoor warning lamp is controlled by BCM.
When one of the doors is opened, ground is supplied to the BCM terminals 33, 37,142 and 143.
And then ground is supplied
- to combination meter terminal 49
- from BCM terminal 111
When power and ground are supplied, the door warning lamp illuminates.