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What’s wrong with the abnormal noise of the brake pads? How to solve the problem of the brake pads

Blog 2年前 (2021-12-11) 363 Views

What's wrong with the abnormal noise of the brake pads?

1,Rusty brake cylinder

Do not replace for a long timeBrake Fluid, The brake oil will deteriorate, and the water in the oil will rust with the sub-cylinder, causing friction and abnormal noise.

2,Slow return of brake master cylinder

Abnormal return of the brake cylinder can also cause abnormal sound of the brake pads.

3.New car running-in period

The brake pads and brake discs of the new car are in a brand new state, and they are still in the running-in period. At this time, there may be some noises. This situation is normal.

4.There are some foreign objects between the brake pads and the brake disc

In the driving process, it is easy to bring some foreign objects such as sand and gravel into the brake pads or brake discs, and abnormal noises will be produced when the car is braking.

5.Brake pad material is too hard

At present, the original brake pads are generally made of semi-metallic materials, and it is easy to make abnormal noises when rubbing against the brake pads.

6.Irregular installation of brake system

When the brake system is installed,The distance between the brake pad and the brake disc and the tightness of the nut have not been adjusted properly.

7.Reversing brake abnormal noise

Most of the working time of the brake is when the vehicle is moving forward. The brake pads wear in one direction for a long time, which will cause some burrs on the reversing surface. When the brake is stepped on in the reverse gear, the burr and the brake disc friction produce abnormal noise.

How to solve the sound of brake pads?

For new car brake abnormal noise, it will disappear after the break-in period; for abnormal noise caused by foreign objects, the owner can go to the repair shop to clean the brake discs, which are usually mainly attached to the brake discs and rarely affect the brake pads; for the brakes For abnormal noise caused by improper installation of the system, it is recommended that the owner go to the 4S shop to debug the spacing and nut tightness; for the abnormal noise of the reversing brake, the brake pads can be removed and polished, or the brake pads can be replaced.