- Start the engine and let it run at idle speed. about 1 minute, applying vacuum to the amplifier. Turn off the engine. Then press the brake pedal several times at 5 second intervals with normal force and release any existing vacuum. Make sure that when you press the brake pedal, the gap between the brake pedal and the floor panel gradually increases (A→B→C).
- Press the brake pedal with the engine running and turn off the engine while pressing the pedal. Hold the pedal down for about 30 seconds and make sure that the pedal travel does not change.
Note. When you press the brake pedal all the way, you may feel a slight bump with a slight click. This is a normal phenomenon and is explained by the operation of the braking system.