Below guide will teach you How to Replace a Brake Booster. Please follow the instructions carefully.
Things You’ll Need:
- Combination Wrench Set
- Socket and Ratchet Set
- Flare Nut Wrench
- Flat Head Screwdriver
- 3/8 in. Drive Ratchet
- Brake Booster
- Brake Fluid
- DIY Costs: Est. $438.60 parts only
- Shop Costs: Est. $685.17 parts and labor
- With engine still off, depress the brake pedal several times in order to ease the vacuum of brake booster.
- Now depress and hold the brake pedal and switch the engine on. Observe carefully that either the brake pedal descends or not.
- Discard the vacuum hose from the brake booster.
- Disconnect the brake lines from the brake master cylinder. Disconnect the master cylinder from the brake booster. Put stopper onto the lines or fittings to avoid dripping of fluid.
- Detach the brake pedal from push rod.
- Told the assistant to hold the brake booster and in a mean while you unbolt the nuts holding the brake booster to the firewall. You can access the nuts from under the dash on the interior of the firewall.
- Take the brake booster away.
- Assemble a new brake booster in place of the old one and secure it to the firewall with nuts.
- Reattach the push rod to the brake pedal. Also, reattach the vacuum hose to the brake booster.
- Fix the master cylinder to the new brake booster and rejoin the brake lines.
- In the end, bleed the brakes to finish the repair work.