汽車喇叭是汽車在行駛過程中的音響信號裝置，可以保證交通行駛安全。駕駛員可以通過使用需求發出音響信號，用于告知道路參與者的注意作用。汽車喇叭聲音突然變悶是怎么了？下面濟南奧迪汽車維修人員為您分析：

The car horn is a sound signal device used during the driving process of a car, which can ensure traffic safety. Drivers can issue audio signals based on their usage needs to inform road participants of their attention. What's wrong with the sudden dull sound of the car horn? Below, Jinan Audi automotive maintenance personnel will analyze for you:

汽車喇叭聲音突然變悶的原因和解決方法:

Reasons and solutions for the sudden dull sound of car horns:

1.蓄電池電量不充足導致。蓄電池電量不充足也會導致按喇叭時喇叭不響的情況。

1. Due to insufficient battery power. Insufficient battery power can also cause the horn to not sound when pressed.

解決方法：到4s店維修處理。

Solution: Go to the 4S store for repair and processing.

2.喇叭的保險絲在使用中熔斷了導致。查看車喇叭的保險絲是否完好，很有可能喇叭的保險絲在使用中熔斷了，另外特別注意是否喇叭的螺絲等細節部位是否牢固。

2. The fuse of the horn has blown during use. Check if the fuse of the car horn is intact. It is very likely that the fuse of the horn has blown during use. Also, pay special attention to whether the screws and other details of the horn are secure.

解決方法：更換喇叭的保險絲。

Solution: Replace the fuse of the horn.

3.喇叭的通電插頭接觸不良導致。尤其是方向盤周圍的觸點，經常使用容易磨損。

3. Poor contact of the power on plug of the horn. Especially the contacts around the steering wheel are prone to wear and tear when used frequently.

解決方法：檢查喇叭插頭接觸是否牢靠，按下喇叭開關，查看有沒有通電。如果有電，就是喇叭本身的問題，需要更換新的喇叭。

Solution: Check if the horn plug contacts securely, press the horn switch, and check if it is powered on. If there is power, it is a problem with the horn itself and a new horn needs to be replaced.

4.汽車喇叭進水壞了導致。車喇叭內部在長年累月的使用中，很有可能因為雨等浸水導致內部聲音變悶，

4. The car horn is damaged due to water ingress. During years of use, the interior of the car horn may become dull due to water immersion such as rain,

解決方法：打開晾干，讓里面的水自行揮發掉。

Solution: Open and air dry, allowing the water inside to evaporate on its own.

5.喇叭的固定支架出現松動導致；在開車過程中會遇到難走路段，磕碰會導致喇叭的固定支架出現松動，

5. The fixed bracket of the horn is loose, causing it to become loose; During the driving process, you may encounter difficult road sections, and collisions can cause the fixed bracket of the horn to become loose,

解決方法：將喇叭的固定支架擰緊。

Solution: Tighten the fixing bracket of the horn.

汽車的喇叭主要由鐵芯，磁性線圈，觸點，螺片等組成。當駕駛員按下喇叭開關，電流通過觸點，經過線圈產生磁力，導致膜片移動，使共鳴板與膜片連接發出聲音。您對此有什么汽車維修事項可以隨時來我們網站http://m.cnjqf.com咨詢了解！

The horn of a car mainly consists of an iron core, magnetic coils, contacts, screws, etc. When the driver presses the horn switch, current flows through the contacts and generates magnetic force through the coil, causing the diaphragm to move, causing the resonance plate to connect with the diaphragm and emit sound. You can come to our website anytime for any car repair matters you have regarding this http://m.cnjqf.com Consultation and understanding!