Place the horn with its metal casing or a terminal if there are two against the battery negative terminal. The horn relay is most likely located in the under hood fuse box and will be labeled horn for testing purposes try switching the horn relay with another identical relay in the fuse box and attempt to honk the horn.

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If this does not help the horn may be defective.

Horn is not working. If the horn still clicks you ll have to replace it. Your fuse has failed if the metal strip inside it is broken 4 x research. Before you waste time searching for a broken wire try swapping out the horn relay.

The most common problems that will cause your car horn not to work are either the horn itself is bad or the clock spring mounted behind the steering wheel is bad. If the horn makes a clicking sound the problem could be a poor ground connection. While the horn is removed check it by connecting it directly to the battery.

If your car s horn still doesn t work it is time to check the horn relay. Damaged wire defective horn. When the clock spring is bad it is very likely that your airbag or srs warning light comes on at the same time.

If the horn works with jumpered power the problem lies upstream. Horn not working fix if the horn does not work on your ford we will explain the most common reasons that can cause your horn. Step 1 check the fuse box if your horn will not make any sound.

You may also be able to remove the fuse with your fingers. Your owner s manual will also inform you of the specific fuse connected to the operation of the car horn 3 x research sourcestep 2 remove the fuse with a pair of tweezers needle nosed pliers or a pair of regular pliers. If the instructions in the following paragraphs do not help you you can replace the horn with a new one.

Start with the fuse. Remove a failed horn and clean it by brushing or wiping do not immerse it in a liquid. If voltage is reaching the horn but it is not functioning it will need to be replaced.

Clean the horn s ground connection and try powering the horn again. But an inoperative car horn can also be caused by a bad horn switch in your steering wheel a broken clock spring under the steering wheel a bum horn relay a broken wire or a corroded ground. Read your owner s manual to find the location of your car s fuse box.

If the horn works replace the faulty relay. Why horn does not work on ford. If the horn and cable contacts are rusty this may be the cause.

Clip a test lead between the other horn terminal and the other battery terminal. Check the voltage have someone press the horn while you re checking voltage with a voltmeter. Here s how to check the most likely suspects.

If the horn starts to work at this point fix the ground connection so the horn makes good contact with the chassis. Refer to the owner s manual for its location. Why your car horn is not working.

If the fuse blows you ve got a bum horn. Spray some wd 40 on the metal contacts and then check if the horn works again.