2000 Ford F450 Horn Relay Diagram. This circuit prevents the large current of the main horn circuit from traveling through the steering column which could be dangerous. 20a fuse is good that feeds the relay but horn still doesnt work.
The fuse box is located below and to the left of the steering wheel by the brake pedal. Here you will find fuse box diagrams of ford f 250 f 350 f 450 f 550 2000 2001 2002 and 2003 get information about the location of the fuse panels inside the car and learn about the assignment of each fuse fuse layout and relay. You could go to the ford dealer and ask the service manager if you could browse the copy that the dealership has.
Also how about a complete wiring diagram.
Ford f250 f350 f450 f550 2008 2010 fuse box diagrams. Fuse box diagram fuse layout location and assignment of fuses and relays ford f250 f350 f450 f550 1999 2000 2001. Ford f250 f350 f450 f550 2008 2010 fuse box diagrams. Ask your own ford question.