Vacuum Brake Booster Replacement

REMOVAL PROCEDURE





1. Remove the air cleaner assembly.
2. Remove the master cylinder attaching nuts.
3. Remove the master cylinder (10) from the booster (9).
4. Move the master cylinder forward just enough in order to clear the studs on the vacuum booster. This flexes the brake pipes slightly. Do not bend or distort the brake pipes.
5. Remove the vacuum hose from the vacuum check valve.
6. Remove the booster attaching nuts (7).





7. Remove the booster pushrod (2) from the brake pedal. Tilt the entire vacuum booster slightly in order to work the booster pushrod off the pedal clevis pin without putting undue pressure on the pushrod.
8. Remove the booster from the vehicle.

INSTALLATION PROCEDURE





1. Install the booster onto the vehicle.
2. Install the booster pushrod (2) to the brake pedal. Tilt the entire vacuum booster slightly in order to work the booster pushrod onto the pedal clevis pin without putting undue pressure on the pushrod.

NOTICE: Refer to Fastener Notice in Service Precautions.





3. Install the booster attaching nuts (7).
^ Tighten the booster to brake pedal attaching nuts to 27 Nm (20 ft. lbs.).
4. Install the booster vacuum hose to the vacuum check valve.
5. Install the master cylinder (10) to the booster (9).
6. Install the master cylinder attaching nuts.
^ Tighten the master cylinder to the booster attaching nuts to 27 Nm (20 ft. lbs.).