Test 5 - Accumulator and Booster

CAUTION: In order to ensure accurate test results, repeat each test that relies on a hydraulic pressure reading before continuing with the test procedure or condemning a component.

1. Start engine and run for 25 seconds at 1000 rpm.
2. Switch engine OFF.
3. Press brake pedal firmly, release and repeat every 3 seconds.
4. Observe VCM for BRAKE FAILURE or LOW BRAKE PRESSURE warning.