Ford Mustang (1999-2004) Service Manual: Hydro-Boost Bleeding

1. NOTE: The Hydro-Boost power brake booster (2B560) is generally self-bleeding, and the following procedure will normally bleed the air from the power brake booster. Normal operation of the vehicle will further remove any additional trapped air.

Fill the power steering oil reservoir (3A697) with MERCON Multi-Purpose ATF XT-2-QDX or MERCON equivalent.

2. Remove the powertrain control module (PCM) fuse to prevent the engine from starting.

Hydro-Boost Bleeding

3. Crank the engine for several seconds.

4. Check the fluid level in the power steering oil reservoir and add if necessary. Install the powertrain control module (PCM) fuse.

5. Start the engine.

6. With the engine running, turn the steering wheel (3600) from stop-to-stop twice. Turn the engine off.

7. Depress the brake pedal (2455) several times to discharge the accumulator.

8. Repeat Steps 5 and 6.

9. If foaming occurs, stop the engine and allow the foam to dissipate.

10. Repeat Steps 5 and 6 as required, until all the air is removed from the system (when the foaming stops).

    Brake Booster - Hydro-Boost (Description and Operation)
    The Hydro-Boost brake booster is a hydraulically operated brake booster powered by the power steering pump (3A674). The power steering pump provides the fluid pressure to operate both the power brak ...

    Brake Booster - Vacuum (Removal and Installation)
    Removal 1. Disconnect the battery ground cable (14301). 2. Remove the air cleaner housing. 3. Remove the brake master cylinder nuts. 4. Position the brake master cylinder (2140) aside. 5. W ...

    Other materials:

    Electronic Leak Detection
    Special Tool(s) H10PM Refrigerant Leak Detector With Battery 216-00001 or equivalent CAUTION: Good ventilation is necessary in the area where electronic A/C leak testing is to be carried out. If the surrounding air is contaminated with refri ...

    Installation
    WARNING: To reduce the risk of serious personal injury, read and follow all warnings, cautions and notes at the beginning of the removal procedure. 1. WARNING: The tightening torque of the air bag restraints control module (RCM) retaining bolts is ...

    Waxing
    Regular waxing is necessary to protect the paint on your car from the elements. We recommend that you wash and wax the painted surface once or twice a year. When washing and waxing, park your vehicle in a shaded area out of direct sunlight. Always wash your v ...