When I close the door the interior lights stay on and drains the battery
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2000 Ford Explorer Question: interior lights won't shut off draining the battery
Answer #1torque wrench from Stewart's Auto Repair LLC, December 23, 2010, 22:16Master
there is a door ajar switch that connect to the drivers door lock, it is probably bad. You will need to remove the interior door panel to access this switch.
Answer #2DaveJHM December 25, 2010, 03:53Master
Try lubricating the door latches first...sometimes that helps free up a sticking door ajar switch.