Removal Procedure
- Turn the ignition switch to the OFF position.
- Apply and release the brake pedal several times until the pedal becomes firm to deplete the power brake booster vacuum reserve.
- Disconnect the electrical connector from the power brake booster vacuum sensor, as equipped.
Disconnect the vacuum hose (1) from the vacuum pump (2) in an engine.
Remove the vacuum hose and the vacuum brake booster check valve (1) from the vacuum brake booster (2).
Remove the vacuum brake booster check valve (1) from the vacuum hose (2), as necessary.