Brake Servo repair & replacement made easy

What is a brake servo?

The brake servo, or to give it its correct name, a brake power booster, is used to augment the effort applied to the brake pedal by the driver to increase the force of the brake pads and shoes against the brake discs and/or brake drums.

What does a brake servo replacement involve?

• The mechanic will inspect the brake system.
• If necessary, the brake booster will be replaced.
• The mechanic will check the brake fluid level.
• If necessary, the mechanic will bleed the brake fluid system.
• The vehicle will inspect the brake system again and if deemed safe, test drive the car.

Can you replace the brake servo by yourself?

Unless you are a qualified mechanic with the required skills, training and equipment to do the job, we strongly recommend a brake servo replacement is only carried out by a professional mechanic. ClickMechanic can help get you a vetted and local mechanic to carry out the work. Just enter your postcode and your car's registration number at the top of this page and select the work needed to get an instant fixed price up front.

What happens if the brake servo fails?

In most cases there could be more than one symptom. If you feel that your brakes are not performing as they should, please book an inspection with immediate effect and do not drive the vehicle.

• You may find that you are requiring to press the brake pedal harder in order to slow the vehicle
• You may hear air escaping from the unit when the brake pedal is depressed.

How long does a brake servo replacement take?

On average a brake servo replacement will usually take under 2 hours, but can take anywhere from 1.5 to over 2 hours. The time that the job takes will depend on a range of factors. For example, your vehicle's make and model, year, as well as other factors. Select your car at the top of this page for information on job time and cost for your vehicle through ClickMechanic.

Is a faulty brake servo an MOT failure?

An issue with the brake servo will result in an MOT failure, furthermore it is dangerous to you, your passengers and other road users to have any fault with the brake system.

How often should I replace the brake servo?

Quite simply as soon as you are aware there is an issue with it! These days it is rare that a brake servo will fail. As it is a sealed unit, water ingress and dirt will not enter it and cause any undue wear. However, it has been known for the sealed structure to fail due to corrosion on older vehicles.

How can I extend the life of my brake servo?

The only thing you can do is ensure that the area where the brake booster is mounted is clear of debris and therefore water is not collecting in the area.

How much does it cost to replace a brake servo?

On average a brake servo repair costs around £320. Typical prices can range anywhere from £260 to £375. Ultimately, the cost of a brake booster replacement depends on your car and what parts your car's manufacturer recommends using for the replacement. Find out what you could save by having your brake booster replaced by ClickMechanic by selecting your car at the top of this page