Ford Mustang Service Manual: Brake Booster - Vacuum (Removal and Installation)

Brake Booster - Vacuum (

Description and Operation)

Power Brake Booster

 


 

The vacuum type power brake booster (2005):


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.

 


 

Brake Booster - Hydro-Boost (Description and Operation)


    Hydro-Boost Bleeding
    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 bra ...

    Brake Booster - Hydro-Boost (Removal and Installation)
    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 bra ...

    Other materials:

    Installation
    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. A new part with the same part number must be installed if installation becomes nec ...

    Assembly
    Disassembly 1. NOTE: The index mark on the output shaft must be aligned with the index mark on the output shaft ring gear during the assembly procedure. Remove the ring gear snap ring. 2. Separate the ring gear and output shaft. 3. Remove the three output ...

    Speed Control
    Torque Specifications Speed Control The speed control system consists of the following components: speed control actuator cable (9A825) deactivator switch output shaft sensor (OSS) speed control actuator switches (9C888) brake pedal position (BPP) switc ...