Non-Dimmable Backlighting
WARNING: This page is about a different car, the 2011 Ford Pickup, 2011 Ford F550 Super Duty, 2011 Ford F450 Super Duty, and 2011 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
When the accessory delay relay is energized, switched voltage is supplied to the door lock and window control switches.