Brake Booster - Subaru 2009 IMPREZA Service Manual

Hide thumbs Also See for 2009 IMPREZA:

12.Brake Booster

1) Remove or disconnect the following parts in the

engine compartment.

(1) Disconnect the connector of brake fluid level

(2) Remove the brake pipe from the master cyl-

(3) Remove the master cylinder installation nut.

(4) Disconnect the vacuum hose from brake

2) Remove the following parts from the pedal

(1) Snap pin and clevis pin

(2) Four brake booster installation nuts

(2) Clevis pin

(3) Snap pin

(4) Operating rod

(5) Brake pedal

Brake Booster

3) Remove the brake booster while avoiding the

• Make sure that the booster shell and vacuum

pipe are not subject to strong impacts.

• Be careful not to drop the brake booster. If the

booster is dropped, replace it.

• Use special care when handling the operating

rod. If excessive force is applied to the operating

rod, the angle may change by 3°, and it may result

in damage to power piston cylinder.

• Be careful when placing the brake booster on

• Do not change the push rod length.

• Do not disassemble the brake booster.

• If external force is applied from above when

brake booster is placed in this position, the res-

in portion as indicated by "P" may become