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[Auto repair knowledge]Under what circumstances should the car brake pads be replaced?

Blog 3年前 (2021-08-31) 406 Views
  carThe brake shoe is commonly known as "Brake pads", it's a carBraking SystemAn important safety component in the middle.When the following four situations occur, it should be replaced in timebrakePads: 1. When the thickness of the brake pads is less than the minimum maintenance standard allowed by the vehicle manufacturer (generally 1/3 of the original thickness is left). 2. Alarm for wear on the brake padsswitchWhen the alarm has been issued. 3. When the brake pads are contaminated by oil or grease. 4. When the brake pad makes an abnormal noise during braking. Under normal circumstances, if the thickness difference between the two sides of the brake pads on the fixed brake caliper reaches 1.5mm, when the thickness difference between the two sides of the brake pads on the floating brake caliper reaches 3.0mm, it needs to be replaced. However, it is impossible to accurately determine whether the brake pads are worn or not through simple appearance observation. It is best to use a ruler to measure the thinnest part of the brake pads to see if it is within the allowable range (according to the service manual of the specific model). In use, pay special attention to the vehicle driving downhill for a long time, and the load is too large, and the brakes are used frequently, which may cause the brake pads to overheat and cause the brakes to fail.Pay attention to when buying brake pads: 1. Choose the brake pads that match it according to your own car model, try to buy the matching products from the factory direct sales store, or to the designatedcar repairPoint to replace the brake pads. 2. The brake shoes (blocks) on the same axle must be replaced at the same time, and they must be the same kind of brake shoes (blocks) to keep the left and right braking forces consistent. 3. Do not buy brake shoes (blocks) with defects such as oil stains, cracks, blisters, grooves, etc. on the product surface.
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