Normal Operation
WARNING: This page is about a different car, the 2011 Mercury Milan, 2011 Lincoln MKZ, and 2011 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
Voltage is supplied from the Battery Junction Box (BJB) fuse 47 (10A) to the coil and switched sides of the reversing lamps relay. When the reversing lamps relay is energized, voltage is routed to the reversing lamps.