Normal Operation
WARNING: This page is about a different car, the 2006 Ford Pickup, 2006 Ford F550 Super Duty, 2006 Ford F450 Super Duty, and 2006 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
The seat control switch is powered by battery voltage to seat control switch circuit 566 (DG) (driver) or circuit 51 (BK/WH) (passenger) and is supplied ground on circuit 57 (BK). The seat control switch supplies switched battery power and ground directly to the seat bidirectional motors.