How to Install a New Brake Master Cylinder
Older vehicles will need their brakes master cylinder replaced over time. This project will be challenging so have someone with mechanical knowledge help you if you’re not confident in replacing it yourself. Replacing a master cylinder yourself will certainly save you money.
Things You'll Need:
- Owners Manual
- Mechanics Manual
- Turkey Baster
- Small Container
- Master Cylinder
- Brake Fluid
- Funnel
- Park your vehicle on level ground and in an area that is well lit. Your garage will be the best place to do this project if it's clean and has enough space. Allow time for the engine to cool so you don't burn yourself when working.
- Open your hood and locate the master cylinder. Most master cylinders are located in the rear driver’s side. Refer to your owner’s manual or a mechanics manual if you're having trouble locating it.
- Open the master cylinders cap and remove the brake fluid with an old turkey baster.
- Remove any wires attached to the cylinder like brake fluid sensors.
- Remove the brake lines from the master cylinder and place a small container underneath to catch any dripping brake fluid.
- Remove the old master cylinder and attach the new one. Make sure you talk with a local expert at an auto care store about buying the right master cylinder for your vehicle.
- Fill the new master cylinder with brake fluid. Use a funnel so you don't spill any.
- Have someone start the engine and slowly press down on the brake pedal. Make sure no air bubbles coming from the brake bleeders on each brake. Have your assistant pump the brakes until there is a steady stream of brake fluid coming out. Top the master cylinder off with brake fluid to finish the project.