How to Wire a Horn Relay?

Answer In the continuing effort to improve gas mileage auto makers have found inventive ways to reduce vehicle weight. Using new alloys, plastics and thinner materials is standard practice in newer cars.... Read More »

Top Q&A For: How to Wire a Horn Relay

How to Wire a Car Horn Relay?

A car horn relay is nothing more than a "remote light switch" from an electrical standpoint. The relay is normally open with power from the battery to the relay and from the relay to the horn. The ... Read More »

How do I wire a car horn relay?

ProcedureLocate the non-battery wire of the ignition switch. Make a connection from the ignition switch wire through the horn relay box and attach it to the horn button or switch. Run a hot wire f... Read More »

How to Wire a Loud Horn Relay?

The horn in your car is great for getting your friend's attention as you pass him on the street, but really, not for much more than that. People pretty much ignore car horns these days. What you ne... Read More »

What Is a Horn Relay?

When you press the horn button on your car or truck, you operate a relay that makes contacts to connect the horn to voltage from battery. Low current through the button controls higher current thro... Read More »