Normal Operation
WARNING: This page is about a different car, the 2004 Mercury Mountaineer and 2004 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.
Circuit 14 (BN) supplies power to the exterior lamps and the coil side of the trailer tow parking lamp relay. When the trailer tow parking lamp relay is energized, voltage received from circuit 1043 (DG/YE) is switched to the trailer tow connector through circuit 962 (BN/WH). Circuit 140 (BK/PK) supplies power to the reversing lamps and the coil side of the trailer tow reversing lamp relay. When the trailer tow reversing lamp relay is energized, voltage received from circuit 1043 (DG/YE) is switched to the trailer tow connector through circuit 963 (BK/LG).