A car horn isn't essential for operating the vehicle, but it is ideal for emergency situations where you need to alert other drivers or pedestrians. There are multiple reasons that a car horn may fail. Understanding the different problems can help you find a proper car repair shop and estimate repair costs.
When you press your horn, you may notice that it sounds weaker or quieter than usual. The car horn in a majority of vehicles is built with two separate horn sounds. One is a low-pitch horn while the other is a higher pitched sound.
If one of these horns fails, the whole horn component needs replacement in the vehicle. A car mechanic will install a new horn and run all the wiring to ensure that the horn works properly again.
Another horn problem occurs when you press down and hear a clicking noise. When this happens, there is typically a grounding problem for the horn. A mechanic will examine the whole horn set-up to see where the grounding problem occurs. This type of repair can often be completed without any replacement parts.
The horn in your vehicle is often placed on the front grille of the car. This means that it is exposed to rain, snow, wind, and debris. Over time, this type of wear can cause the wires to wear down and eventually corrode.
If this type of problem occurs, a mechanic will often have to install new wiring for the horn. You can either choose to have just the wiring installed or select a new horn all at once. The new horn will feature less wear and may help prevent additional problems in the future.
Horn Relay Problems
The process from the horn activation to the actual horn is run through a horn relay. The horn relay is a small fuse that is a part of the fuses under the hood of your car. When this relay fails, your horn will not work at all. Every time you press it down, the horn will emit no sound.
The repair for this type of problem requires the replacement of the horn relay. Depending on the type of vehicle you drive, this is typically a cheap cost and easy replacement. When the car is off, the fuse is simply replaced in the same section.
If you are unsure of your exact horn problem, then a mechanic can help figure out the issue. Keeping a normal operation on your horn will help in the dire cases that you need it. For more information, contact an auto repair shop.