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Brake servo, B284 LHD

Brake servo, B284 LHD

To remove


1. Put on 82 93 706 Wing cover .

2. Remove Hydraulic unit, TCS/ESP .

3. Man: Remove Front catalytic converter, man. B284 .

Aut: Remove Front catalytic converter, aut. B284 .

4. Remove Master cylinder .

5. Remove Acoustic baffle, driver .

6. Unhook the return spring and remove the brake pedal link bolt.


7. Detach the vacuum hose from the brake servo.


8. Remove the brake servo bolts. Keep track of the O-rings that sit between the brake servo and the body.

9. Remove the brake servo from the bulkhead.


To fit


1. Change the brake servo gasket.

2. Apply 74 96 268 Thread locking adhesive to the brake servo bolts. Position the brake servo and check that the pushrod fork is correctly positioned at the brake pedal. Fit the brake servo bolts with O-rings between the brake servo and body.

Tightening torque: 20 Nm


3. Fit the vacuum hose to the brake servo.

4. Fit the brake pedal link bolt and hook the return spring into place.


5. Depress the brake pedal slightly and pull the adjuster pins out of the pedal switch and release the pedal.

6. Fit Acoustic baffle, driver .

7. Remove Master cylinder .

8. Man: Fit Front catalytic converter, man. B284 .

Aut: Fit Front catalytic converter, aut. B284 .

9. Fit Hydraulic unit, TCS/ESP

10. Remove 82 93 706 Wing cover .