5 Symptoms of a Bad Brake Booster in Your Car

Brake booster or servo is one component of the brake system that has the function to relieve the brake pedal when stepped on, the brake booster works by applying pressure to the master brake so that the braking of the car can be done more lightly.

Brakes are very important vehicle devices; it takes a very vital role. If the brakes don’t work, the consequences can be fatal and can endanger you. Therefore, recognize the symptoms that can be used as a benchmark for decreasing the ability of the brakes while driving. In general, the following are symptoms of damage to brakes that can be identified.

Symptoms of a Bad Brake Booster

Damage on brake booster directly impacts the brake system. Check the following symptoms of a brake booster or damaged servo:

1. Brake Trembles When Stepped On

These symptoms usually appear when you are braking at a speed of 80-100 Km/hour. The brake pedal feels thick, up and down, and the vibration is different, this feels when stepped on. The brake pedal vibrates when stepped on because the disk is thin and wavy. if the condition is already severe on the surface are too deep, it is better to replace the components. Replacing discs with new ones is the best solution.

Read also: 5 Symptoms of Exhaust Leak in Your Car

2. The Brake Pedal Feels Very Hard

When you are on the brakes the car feels heavy or hard, and sometimes makes a hissing sound, generally the problem occurs in the brake booster, the braking less than optimal. Modern car brakes are equipped with brake booster to reduce pedal tread. So, if there is a problem in the booster section, the booster membrane rubber is usually damaged and must be replaced immediately.

3. There Is A Hiss Of Air When The Engine Is Turned On

When the brakes are stepped on or not stepped on, there is hiss of air when it’s turning on. The appearance of air hiss is caused by a leak in the rubber brake booster seal.

4. Step On The Brake Pedal Must Be Pumped

When stepping on the brake pedal must be pumped so that the car can stop; most likely there is a leaky part so that the brake fluid decreases and the wind enters. To overcome this, try checking the leak starting from the top master, hose, to the bottom master or brake caliper. If there is a leak, it will see brake oil seepage. Immediately correct the bleeding method to remove false winds.

5. Pedals Break Feels Loss

When stepping on the brake pedal feels loss or cannot brake, then the first thing that needs to be done is to check for a brake fluid leak or not. If nothing leaks, the possibility of brake fluid runs out. Sometimes there is also no leak, but the cylinder has been eaten so it forms a gap for brake fluid to break out. Immediately replace the master cylinder, so that the problem is resolved.

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