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:
Camshaft Runout
Special Tool(s)
Dial Indicator Gauge with
Holding Fixture
100-002 (TOOL-4201-C) or
equivalent
1. NOTE: Camshaft journals must be within specifications before
checking runout.
Use a Dial Indicator Gauge with Holding Fixture to measure the ...
Head restraints
WARNING: To minimize the risk of neck injury in the event of a
crash, the driver and passenger occupants should not sit in or
operate the vehicle, until the head restraint is placed in its proper
position. The driver should never adjust the head restraint whil ...
Axle Housing Bushing
Special Tool(s)
Axle Suspension Bushing Set
204-S030 (T78P-5638-A)
Removal
CAUTION: Suspension fasteners are critical parts because they affect
performance of vital
components and systems and their failure can result in major service expense. ...