Brake Booster Vacuum Sensor: Service and Repair

Brake Booster Vacuum Sensor

NOTE: Rear Wheel Drive (RWD) shown, Four-Wheel Drive (4WD) similar.










1. Relieve the vacuum in the brake booster by pressing and releasing the brake pedal a minimum of 5 times with the engine not running.

2. Disconnect the vacuum supply hose from the brake booster vacuum sensor.

3. If equipped, disconnect the Four-Wheel Drive (4WD) vacuum reservoir supply hose from the brake booster vacuum sensor.

4. Disconnect the vacuum sensor electrical connector and remove the vacuum sensor.

5. NOTE: To allow proper drainage of any moisture, the vacuum sensor must be installed in the same position and orientation as removed.
To install, reverse the removal procedure.