Yes, exhaust manually. There is a small exhaust bolt on the wheel brake that needs to be deflated. Connect the bolt with a transparent hose, and connect the other end with a dry plastic bottle. Loosen the bolt and ensure that there is enough brake fluid in the vacuum booster oil cup. At this time, a person will step on the brake pedal and observe the brake fluid in the transparent hose until there are no bubbles. During this process, make sure that there is always brake fluid in the oil cup of the brake master cylinder, and finally replenish brake fluid between the upper and lower pipelines.
Automobile water tank, also known as radiator, is the main part of automobile cooling system; The function is to dissipate heat. The cooling water absorbs heat in the water jacket, flows to the radiator and dissipates heat, and then returns to the water jacket for circulation, thus realizing temperature regulation. It is an integral part of an automobile engine.