The integration relay and the door switch are the two most common causes. Certain rewire mods also cause this. If the dome light comes on when the door is open and the exterior lighting system hasn't been modified then the integration relay is most likely the culprit.
__________________
If something breaks or you need to contact a member of the administration please post HERE. Unless it's a private or administration matter please post it on the forum. It benefits no one else if car related questions aren't posted for future users and takes away from the time I'm able to spend helping on the rest of the forum.
If you're so inclined I'm always more than happy to accept tips via PayPal. 
Tip Jar ---> 
|