Ford Mustang (1999-2004) Service Manual: Brake Booster - Vacuum (Description and Operation)
Power Brake Booster
The vacuum type power brake booster (2005):
- is a dual diaphragm, vacuum assisted power brake booster
- reduces brake pedal force and travel distance.
- is located on the LH side of the bulkhead in the engine compartment, between the brake pedal (2455) and the brake master cylinder (2140).
- is divided into separate chambers by the diaphragms.
- will not operate if vacuum is restricted or if any of the vacuum related power brake components fail.
- is installed as an assembly.
If the power assist fails, the brake system will continue to operate with increased brake pedal effort.
Hose and Check Valve
The power brake booster check valve (2365):
- is located on the front of the power brake booster.
- is installed separately; (install a new grommet when installing a new check valve).
- is positioned between the power brake booster and the power brake booster hose.
- closes when the engine is turned off.
- in the closed position, traps engine vacuum in the power brake booster
- retains vacuum to provide several power assisted brake applications with the engine off.
Power Brake Actuation
Torque Specifications
...
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 ...
Other materials:
Torque Converter Diagnosis
Prior to the installation of a new or remanufactured torque
converter, all diagnostic procedures must be
followed. This is to prevent the unnecessary installation of torque
converters. Only after a complete
diagnostic evaluation can the decision be m ...
Trim Panel - Package Tray
Special Tool(s)
Torx Bit, Safety Belt Bolt
501-010 (T77L-2100-A)
Removal and Installation
1. Remove the screw and the coat hook.
2. NOTE: Inspect the shoulder safety belt guide cover for damage. If the
shoulder safety belt guide
cover is d ...
System Bleeding
1. If required, remove the hydraulic system from the vehicle. Refer
to Hydraulic System, Lift
Cylinder and Motor in this section.
2. Remove the fill plug at the end of the hydraulic pump.
3. Fill the pump with Mercon Multi-Purpose Automatic Transmiss ...