Accumulator, Hydro-Boost® Only
WARNING: This page is about a different car, the 2005 Ford Pickup, 2005 Ford F550 Super Duty, 2005 Ford F450 Super Duty, and 2005 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
- Start and run the engine.
- Stop the engine.
- Apply the brakes. The accumulator in the Hydro-Boost® power brake booster should retain enough pressure for at least two power assisted brake operations. If no power assist is felt, replace the Hydro-Boost® power brake booster and retest the system.