18 10 020 Removing and installing/replacing vacuum tank for exhaust flap
WARNING: This page does not describe the selected car, but rather 17 other vehicles, including the 2006 BMW 330Ci, 2006 BMW 325Ci, 2005 BMW 330xi, 2005 BMW 330i, and 2005 BMW 330Ci. However, it is still accessible from the selected car via links, so may be relevant.
Remove reinforcement plate on front axle support.
Vacuum tank for exhaust flap is fitted underneath starter motor.
Detach vacuum hoses (1 and 3) from vacuum tank (2).
Release nut.
Remove vacuum tank (2).