Why does Mercedes-Benz gle400 shake when it passes through the manhole cover?

According to the design principle, different vehicle structures, different road conditions and other reasons, there are many possibilities of shaking (such as steering wheel or body) during driving:

1, tires or related transmission parts Reason:

First, the influence of wheel balance.

B. abnormal air pressure: the air pressure is too high or too low.

C, tire transmission bearing wear or other abnormalities.

D, four-wheel drive system failure

E, steel ring deformation or tire deformation, etc.

2, the engine * * vibration, or the engine itself has a fault;

A. Whether the installation and fixation of engine parts are loose.

B, caused by artificial assembly.

3. The reason of road environment.

4. The reasons for the single component of the chassis:

A. If the suspension system is abnormal, such as vibration reduction.

B. Abnormal steering or transmission system: such as loose tie rod, ball head and steering column.

C. Transmission or transmission parts: half shaft, internal parts of front and rear axles, shaking (balance) of transmission shaft or loose connecting cross shaft, etc.

5. There are faults in the engine-related system or its accessories, such as dirty throttle body, excessive carbon deposition, abnormal ignition, abnormal cylinder pressure, loose belt, excessive gap between some driving wheels or idlers or stuck.