| Components |

| 1. Reservoir
cap 2. Reservoir 3. Brake booster |
4. Master cylinder 5. Push rod |
Inspection Operation and Leakage Check 1. Brake Booster (A) (1) Check brake operation by applying the brakes during a test drive.
Brake Booster Operating Test 1. Run the engine for one or two minutes, and then stop it. If the pedal depresses fully the first time but gradually becomes higher when depressed succeeding times, the booster is operating properly, if the pedal height remains unchanged, the booster is inoperative.
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the auto defogging connector. 3. Verify that the auto defogging actuator operates to the open position when connecting 12V to terminal 3 and grounding terminal 6.
Replacement • When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components.