Hydraulic Brake Booster Pump: Service and Repair

Power Brake Booster Pump Replacement

Removal Procedure

1. With the engine OFF, apply the brake pedal several times until the brake pedal becomes firm to deplete the power vacuum brake booster vacuum reserve.

2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle Service and Repair.

3. Remove the right front wheelhouse front liner. Refer to Front Wheelhouse Front Liner Replacement Service and Repair.




4. Remove the power brake booster pump splash shield push pins (1).

5. Remove the power brake booster pump splash shield.




6. Disconnect the power brake booster pump inlet pipe quick connect (1).

7. Release the power brake booster pump inlet rear pipe retainer (2).

8. Position the power brake booster pump inlet pipe aside.




9. Disconnect the power brake booster pump electrical connector.

10. Remove the power brake booster pump nuts (1).




11. Remove the power brake booster pump (1).

Installation Procedure




1. Install the power brake booster pump (1).





Caution: Refer to Fastener Caution Fastener Caution.

2. Install the power brake booster pump nuts (1) and tighten to 10 Nm (89 lb in).




3. Connect the power brake booster pump inlet pipe quick connect (1).

4. Install the power brake booster pump inlet pipe retainer (2).

5. Connect the power brake booster pump electrical connector.




6. Install the power brake booster pump splash shield.

7. Install the power brake booster pump splash shield push pins (1).

8. Install the right front wheelhouse front liner. Refer to Front Wheelhouse Front Liner Replacement Service and Repair.