How to replace power booster on 2002 745li?

[chp10_8]

need to replace the power booster on my wifes 2002 power booster anyone know how to remove it I work on cars but tis isn't a car its a computer and we have the technology we can rebuild him:)

[745ByMySide]

Do you mean alternator?

[Expo BMW]

Power steering pump.

[chp10_8]

Haha no power brake booster its what the master cylinder is attached to under the drivers micro filter.

[Khabar]

hey I got the same problem with the break booster. I was driving all day it was fine,but later y breaks stopped working.First time i step on it is good and after that the pedal is so hard. Did u fixed your problem? if yes tell me more what u have done. thank u