The brake hose can be swollen, if it is a domestic or joint venture new car, it is more capable. The swelling can be seen with the naked eye, but the cause of the swelling is mostly due to the problem of the raw material of the brake hose, so the second guarantee And the maintenance of the chassis for each maintenance is very necessary. If you are cut by a sharp tool, you will feel the first time you step on the brake after being cut (the brake is much softer than usual (this may also be due to the lack of brake fluid). The hose will crack directly. If the brakes are not effective when you are traveling, don't be nervous, and don't press the brakes too hard (then all the brake fluid will leak). Don't pull the hand brake at high speeds and drive the car to the side of the road. And turn on the emergency signal light, step on the brake a little bit (the brake soft may be just a bad one, and the brakes of other wheels may be useful when there is brake fluid), and the hand brake can be pulled to stop the car at low speeds.
Brake hose attention: the pressure of the brake hose is very high, and the demand for the raw materials it uses is also high, but it is rubber parts that will age, such as cracks and bulges, so check it regularly. If problems are found, replace them in time .