Brake Master Cylinder Cost – How to Replace Brake Master Cylinder

What is a Brake Master Cylinder? How much does a Brake Master Cylinder cost? How much does it cost to replace a brake master cylinder? This article would provide answers to these questions. So kindly read through to the end.

Brake Master Cylinder Cost
Brake Master Cylinder Cost

The Master Cylinder is one of the important parts of the braking system and a faulty master cylinder may cause other damage to the car in the long run. So, what is a master cylinder and what does it do?

Brake Master Cylinder Cost

The master cylinder is the chief component of the braking system that transmits the force created on the brake pedal by the driver’s foot into hydraulic pressure. There are other cylinders that work with the Master cylinder, they are called the slave or secondary cylinders.

The Master cylinder has a bore through which pistons pass through. These pistons when pressed down by the brake pedal, passes hydraulic pressure to the slave cylinders and this process continues until the wheels of the car is put to a stop.

The master cylinder is also present in the clutch system of manual cars. But in this article, we would be focusing on the Brake master cylinder.

Where is the Brake Master Cylinder Located?

Having known what the Brake master cylinder is, you may be wondering where the brake master cylinder is located in your car. Generally, the brake master fluid is located directly under the brake fluid reservoir and this helps it to perform its function of transmitting hydraulic pressure better.

How much does a Brake Master Cylinder Cost?

When you discover that the master cylinder in your brake system needs a replacement, the next question that comes to your mind is “How much does a brake master cylinder cost? True right?

The brake master cylinder costs between $30 to $ 100 and this cost depends largely on the make and model of your car. You should purchase the Brake master cylinder from

Brake Master Cylinder Replacement Cost

With the knowledge from this article, you should know the cost of a brake master cylinder. The cost of replacing your brake’s master cylinder depends on two factors and this includes the cost of the brake master cylinder and the labor fee charged by the repairer.

However, to get the exact brake master cylinder replacement cost for your vehicle, you should call or visit your auto care service center. If you think the cost of replacing it is on the high side, you should read on to learn how to replace the brake master cylinder by yourself.

Signs of a Bad Brake Master Cylinder

Before you think of replacing the master cylinder of your brake system, you should know the symptoms of a bad brake master cylinder. The symptoms here mean the signs that indicate your brake master cylinder is bad. They include:

  • Warning lights on the dashboard. This is due to the sensors installed on the brake system.
  • Sinking brake pedal.
  • Faulty brake bias.
  • Leaking and contaminated brake fluid.
  • Spongy brake pedal.
  • Low brake fluid level.

These are some Signs of a Bad Brake Master Cylinder. When you notice these signs, you should book an appointment for a Brake master cylinder replacement.

How to Replace Brake Master Cylinder

If you have an experience in car repairs, you can replace your bad brake master cylinder by yourself. To do this, you would be needing the owner’s manual of your vehicle and also a new brake master cylinder.

With this, you should follow the steps outlined below to replace the brake master cylinder:

  • Park your car at a leveled surface and put off the engine.
  • Locate the position of the brake system in your car with the owner’s manual.
  • With the owner’s manual, identify the parts of the brake system (brake fluid reservoir, brake master cylinder, level sensor etc.).
  • Remove the lid of the brake fluid reservoir and empty the brake fluid using a turkey baster or siphon.
  • Locate the Brake fluid sensor connector with the manual and remove it carefully.
  • Also remove the brake fluid lines with a wrench and wipe any leaking brake fluid with a rag.
  • Carefully remove the mounting bolts from the brake master cylinder.
  • Pull out the brake master cylinder with your hand.
  • Place the new brake master cylinder where you removed the old master cylinder from.
  • Replace the mounting bolts in the order you removed them.
  • Tighten the screws with a wrench.
  • Fill the fluid reservoir with fluid and allow some to run out the brake pipe holes.
  • Place a container under the holes and let someone assist you in pumping the brakes gently.
  • Install the brake fluid lines and sensors in the order you removed them.
  • Bleed the new master brake cylinder and push the brake cylinder back at both front wheels.
  • Top off the brake fluid if required.

If you follow the steps above carefully, you would be able to replace your brake master cylinder by yourself.

The brake master cylinder is the necessary part of a vehicle that keeps it roadworthy, a bad brake master cylinder would lead to a faulty brake system. Thus, you should replace your brake master cylinder as soon as it gets bad.



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