Impact sound: a heavy metal iron impact sound, which may be caused by severe wear and tear of the engine mount for a long time. It is recommended to replace it.
Tapping sound: This sound is similar to the sound of heavy objects, but the sound is much smaller. At this time, it may be the use of inferior gasoline. It is recommended to check and confirm immediately. The most easily "fake" parts during car maintenance -Engine oil, how to distinguish genuine and fake engine oil? Avoid accidents.
Tick: It may be that the universal joint of the drive shaft is damaged. It is recommended to replace it.
There are various other malfunctioning sounds such as the sound of a balloon leaking, knocking on the door through a cloth, howling, the buzzing sound of bees instigating wings, roaring sound, pitch shifting sound, screaming, etc.