34 33 071 Replacing vacuum hose for brake booster (N54)
WARNING: This page is about a different car, the 2010 BMW 135i, 2009 BMW 135i, and 2008 BMW 135i. However, it is still accessible from the selected car via links, so may be relevant.
Necessary preliminary tasks:
- Read and comply with GENERAL INFORMATION .
- Remove lower section of microfilter housing
. See 64 31 092 REMOVING AND INSTALLING/REPLACING MICROFILTER HOUSING (LOWER SECTION)
.IMPORTANT: Before beginning work, fully press the brake pedal several times to reduce the vacuum pressure in the brake booster.
Release quick-release fasteners (1) and detach vacuum line (2).