Accumulator - Hydro-Boost®
WARNING: This page is about a different car, the 2008 Ford RV Cutaway, 2008 Ford Econoline, 2008 Ford E450 Super Duty, and 2008 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
- Start the engine and allow it to run for at least 5 minutes.
- Stop the engine.
- Apply the brakes. The accumulator in the Hydro-Boost® brake booster should retain enough pressure for at least 2 power assisted brake operations.
- If no power assist is felt, install a new Hydro-Boost® brake booster, refer to POWER BRAKE ACTUATION article.
- If power assist is felt, the accumulator is operating correctly at this time.