it's on the fuse panel above your feet on the drivers' side.
There is no horn relay on a 1970 mustang
The 1991 Honda Accord horn relay switch can be found mounted to the radiator. The horn relay switch will be on the right hand side of the radiator housing.
The horn is mounted to the frame behind the driver side front fender just ahead of the front tire. If you have a wheel well shroud, you won't see it. You'll have to lay on your back and you'll see it through an opening at the bottom of the fender. Horn relay location I don't know.
No horn relays, but there is a fuse. The one in the lower extremity of the fuse box it is a 20V Fuse.
the horn relay is under the dash on the driver side along with two other relays.
on a 91 ranger the horn relay is located in the power distribution box under the hood on the drivers side. It will be the first relay closest to the motor
well the horn is in front of the grill and radiator on the drivers side it is a black disk and the relay is int the engine compartament on the drivers side in relay/fusebox
it si in the relay panel on the passenger side of the engin comp.
The horn relay on a 1991 Oldsmobile Cutlass Cierra is located on the passenger side firewall inside the engine compartment. It is just to the left of the blower motor assembly.
It is important to know what is causing problems in a car. When the horn relay clicks, but the horn does not sound, it is not a fuse but more likely to be the cars clock spring.
The horn is under the right front fender, my car has 2 different horns (unknown reasons) but the horn relay is in the relay pack under the driver side dash console, if you have a users manual it can tell exactly which one it is.
check power to horn - no power to horn -check ground -no power to horn -check relay - no power to relay -check fuse inside car first thing -still no power to relay -check horn button -still no power - possible break in wire