Vacuum Brake Booster: Service and Repair

Brake Booster, Removing and Installing

Removing

- Release brake booster vacuum by operating the brake pedal several times.
- Remove brake master cylinder.
- Pull vacuum hose off brake booster unit.
- Disconnect electrical connector from brake booster if part of original equipment.
- Remove storage compartment on drivers side.





- Remove bolts -1-.
- Remove cover -A-.
- Separate brake pedal from brake booster





- Remove nuts - arrows
- Remove brake booster.

Installing

Install in reverse sequence; note the following points:

- Mount brake pedal on brake booster.
- Install brake master cylinder.
- Bleed brake system.
- Bleed hydraulic system for clutch.
- Initiate basic settings for brake pressure senders.
- Perform ESP road test on vehicles with ABS/ESP Mark 60 system. ABS/ESP Components, ITT Mark 60

Tightening Specifications