Wiring Up Air Horn
A true air horn is piped into a vehicles compressed air brake system and is controlled by a cord mounted onto the ceiling in the cab.
Wiring up air horn. Wiring diagram air horn relay for some reason dual horn relay wiring harness kits are difficult to find some bikes and most bmw motorcycles already have the horn wired into a relay so check your electrical wiring diagram we know its not the horn itself. An air horn is often referred to as a train horn because of its super loud sound. Included in the kit is all that is required. More modern air horns use different horn relay wiring and are actuated by horn buttons similar to your stock horn.
Wire harness with quick connect plug for relay terminals in line fuse plastic wire ties and easy to. This impression air horn diagram how to hook up air horns to a.