Top 6 Tips to Fix a Broken Car Horn

Car horn not working as it should? This article will help you. Top 5 Tips to Fix a Broken Car Horn. Car horns are crucial to ensure safe driving, but the absence of a car horn could mean that you are not safe and could lead to complete chaos. We’ve put together some quick solutions for the problem of a dead car horn.

Fix a broken car horn

Top 5 Tips to Fix a Broken Car Horn


1.      Car horn stuck First steps

If you’re on the highway and suddenly this occurs, try pressing your Horn as you would normally do. The Horn’s insides could be snagged, or a few wires might be stuck in locations that they shouldn’t be.

If that doesn’t work, you must get off the highway and find an area where your car’s Horn will not disturb other drivers.

Once you’re in a secure spot, the steering wheel should be turned left or right, back and forward. This could help to dislodge the wires in your car’s Horn.

If the two above suggestions do not work, you should consider shutting off the motor. You’ll need to unplug your battery.

 But you’ll need to keep it off until the compartment cools down, or else you could harm yourself. It is easier to allow engine cooling by parking it under an uncluttered, shaded, and clean area.

2.      Switch off the engine

The removal of the battery will turn the Horn off. It could be able to reset your Horn and fix the issue which caused it to honk continuously.

Even after dismantling the battery and fixing the issue, there could remain some underlying problems regarding the reason for it, and the possibility of recurrence should the issue not be addressed correctly.

 It is also necessary to remove the battery to proceed to the next steps; however, for now, you should follow these steps when disconnecting your battery.


  • Please switch off the engine and turn it back on.
  • Wear insulated gloves, don safety goggles, and remove all your jewelry made from metal. Even the ones that you’re not touching with your fingers.
  • Use the socket wrench that is designed to work with the terminal. It’s usually the one that is the equivalent of 3/8 inch.
  • Make use of your socket wrench, and then try to take off the terminal that is negative first. The terminal is marked with a negative symbol or plus sign. Also, you will notice that it is attached to a black wire. Ensure you don’t cause a brief electrical shock by touching the wire and the wrench.
  • The same steps should be followed to disconnect from the negative terminal.

3.      Connecting the fuse

Connecting the fuse

It is now time to remove the fuse connected to the Horn. It is recommended to consult your guide for this. It will contain instructions on where to find the fuse box.

When you locate it, you’ll see that the cover is covered with an illustration that outlines the fuse’s purpose and what each one is intended for.

You should be able to identify the fuse connected to the Horn. After that, switch off your ignition, and use your hands to pull off the fuse. It is possible to use fuse pullers if you have one. They’re also more secure.


  • If there’s no picture on the front of your box, your manual will have an identical illustration.
  • You may look up the information online if you have lost your manual and there’s no diagram for the fuse box. Just type in the car’s model, make it in any search engine, and include the words “fuse diagram” or “manual” in your search.
  • Most cars are equipped with fuse boxes underneath the dash on the driver’s side. It may also be in the driver’s part of the jamb on your door, but it could also be inside the glove compartment.

4.      Removing the horn relay

Removing the horn relay

Many cars have a horn relay that feeds an additional amount of current to the Horn when one press. You’ll need to discover this before proceeding to the following step.


  • Horn relays are small cube-shaped pieces of equipment with a drawing on their sides. It is in a tiny slot in the fuse box under the hood.
  • Check out the wiring diagram shown on the front of the fuse box (or the owner’s manual) to determine the relay.
  • The relay may be shorted if the car’s Horn sounds different or you don’t hear a clicking sound when pressing it.
  • You can purchase a relay like the one you’re replacing. After replacing, you should determine the reasons that caused the relay to become shorted out, e.g., the wire is damaged, water contacts, etc.

Disconnecting the relay may prevent your Horn from humming; however, it may be the reason for your issue is due to a relay that had stuck when it was in its “on” position.

5.      Connecting the Horn

Certain vehicles do not include a relay, so it is plugged with the Horn’s fuse to the exact circuit of other crucial components. Find this fuse and take it out.


  • It is typically located underneath the hood, right behind the grille in front. It is also on the firewall of your vehicle directly in front of the engine.
  • What you’re seeking is the real Horn. It’s the shape of a compact loudspeaker or doughnut.
  • Many cars come with two horns that can increase the volume of sound. But, they aren’t separated and usually are located next to each and connected with the same.
  • If you cannot locate the horns on your car, You can consult the manual or use the Internet’s assistance.

When you locate it, be sure to remove all wires that are connected to it. Then cover the wires with electrical tape.

6. Finding the best help

After you’ve shut the Horn, it is time to get it replaced and determine the cause. The problem with horn problems is that you’ll usually require assistance from a professional mechanic since it concerns the area beneath the airbag’s delicate assembly.

Get a towing service in touch to transport your vehicle to the closest auto repair shop. You may also contact another driver to help you in the roadway by honking when you have to. Make sure you go to the auto repair shop to repair your car’s Horn.