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:
Final assembly
23. Install the differential assembly in the differential housing. For
additional information, refer to
Differential Case in this section.
24. CAUTION: Align the index marks.
CAUTION: Install the driveshaft with new bolts. If new bolts are not available,
a ...
Removal
1. Disconnect the battery ground cable. For additional information, refer
to Section.
2. Remove the engine air cleaner outlet pipe. For additional information,
refer to Section.
3. Disconnect the vacuum hose and the idle air control (IAC) valve
elect ...
Output Shaft and Direct Clutch Cylinder
Special Tool(s)
Compressor, Clutch Spring
307-015 (T65L-77515-A)
Protector, Piston Seal
307-080 (T80L-77234-A)
Protector, Transmission Direct
Clutch Outer Fluid Seal
307-422
Material
Item
Specification
...