Horn switches
WARNING: This page is about a different car, the 2003 Ford Pickup, 2003 Ford F550 Super Duty, 2003 Ford F450 Super Duty, 2003 Ford Excursion, and 2003 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
The horn switches are incorporated within the driver side air bag module in the steering wheel. The switches are powered through the clockspring and ground through the steering column. For removal and installation of the horn switches; refer to STEERING WHEEL .