1. Percussive sound: A heavier impact on the sound of an ironwork. It is likely that the engine mounts are worn out for a long period of time. An impact occurs when the engine speed changes. But there may also be damage to the front and rear suspensions of the car. 2. Tick: It may be that the gimbal of the drive shaft is damaged, or it may be caused by small stones in the tire striking the tire or the fan blade bending loose. 3.å’å’ : å’å’ å’å’ å’å’ : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : In addition, this sound may also occur with large tire air leaks or engine vacuum chamber leaks. 4. Retweet: Like a dull knock. Most of the internal causes of the engine are likely to be due to the aging of the vehicle, and bearing or engine valve damage can also be caused. 5. Whistling sound: Most of the time when a car turns, it may be that the fan belt is loose or worn. Sometimes there is not enough gas in the tire and this sound also occurs. 6.å—¡ å—¡ å—¡ : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : è¿™ç§ è¿™ç§ : è¿™ç§ è¿™ç§ è¿™ç§ è¿™ç§ è¿™ç§ è¿™ç§ è¿™ç§ è¿™ç§ è¿™ç§ è¿™ç§ è¿™ç§ è¿™ç§ è¿™ç§ è¿™ç§ è¿™ç§ è¿™ç§ è¿™ç§. 7. Roar: From the car with a "quick" call. It is very likely that the ball bearings in the wheels, in the compressor or in the pump are broken, and it is also possible that the air conditioning or the compressor has failed.
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Chinese medicine says "look and ask to cut", professional auto technicians can identify faults based on the sound of the car, in fact, it is not so conspicuous, if you understand some of the normal sound of failure of the car, you can do it.