How To Install A Horn Switch Kit

How to Install a Universal Horn Button

by Chris Stevenson

iron chrome horn image by Xavier MARCHANT from Fotolia.com

Automobile horns provide a very of import role while either driving the vehicle or while parked. They serve equally immediate warning devices to attract other drivers, cyclists or pedestrians of impending danger, or as a means to warn others of a chancy situation. Sometimes we too need to warn animals of our approach. Occasionally our horns malfunction through the steering wheel contact switch, or nosotros only want a backup system. Universal horn buttons can provide that actress assurance. They can exist installed past any vehicle owner, using a few steps and uncomplicated tools.

Step 1

Purchase your universal horn button kit. Note whether you want a double wire horn button or a single wire button. The unmarried wire button volition crave just one wire connection, which will be a hot (positive) wire to the fuse block or to original horn wire in the horn wiring loom. The single wire button requires that you mount the button directly into the metal of the dashboard frame or some other metal source. The double wire push will require grounding the actress wire to the chassis or some part of the metal frame.

Step 2

Place the vehicle in park or neutral with the emergency brake set. Disconnect the negative battery cable with a socket and wrench. Raise the hood and locate the original equipment horn. At that place volition be only one wire attached to a tang protruding from the horn, which will exist the hot wire. Follow this wire back toward the dashboard as far as you tin can. You might have to slit the loom to locate it. Find a expert spot to cutting the wire with wire strippers. Use the wire strippers to strip both ends, leaving about a half inch of bare wire.

Pace 3

Take an in-line fuse, with wires attached at both ends, and place it between the cutting wire. Twist one end of the horn wire to one end of the in-line fuse wire by mitt. Twist a wire nut on the joint. Practise the same to the other end, just add the long kit wire into the joint, twisting three wires together and twist a wire nut onto the connection . You now have i single wire connected with two wire nuts, with a fuse in between, and a new hot wire coming out of information technology. Tape any backlog wire slack to the primary wire loom.

Step 4

Run the single kit wire up the loom, taping it to the loom with electrical tape as you move toward the back of the engine. Observe a grommet in the firewall and push the wire through. Get to the driver'southward seat and decide where to mount your horn button. Drill two holes that friction match the width of the button mounting frame in the metallic role of the dashboard. Drill one more larger pigsty in the center of the two mountain holes. Be careful not to drill into whatsoever component on the other side of the dashboard.

Step five

Run the wire up through the center hole toward you and fasten it to the wire on the horn push button. Y'all might have a female person jack on the button wire or a spade connector. Use the kit parts to join the two wires by stripping the end of horn wire and attaching the proper connector. One time connected, align the horn button-mount over the drill holes and twist two cocky-tapping screws into the dashboard past hand. Tighten the screws with a Phillips screwdriver.

Step half dozen

Connect an boosted wire to the dorsum of the horn push if it has two post connectors. This will be a ground wire. Run the ground wire inside the dash board. Crimp a screw eyelet on the end of the wire. Look for a adept basis source underneath the dash, such as a small-scale nut or commodities attached to the frame. Remove the bolt with a socket or use a screwdriver to remove the spiral. Connect the eyelet to it, and screw the bolt or screw back in with a socket or screwdriver.

Tuck up any excess wire into the dashboard, securing it with electrical record and so it does not autumn down or snag on annihilation. Reconnect the negative battery cable and exam the horn operation.

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