Necessary preliminary work

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 BMW 328xi, 2012 BMW 328i, 2011 BMW 328xi, 2011 BMW 328i, and 2010 BMW 328xi. However, it is still accessible from the selected car via links, so may be relevant.

Read and comply with GENERAL INFORMATION .
Remove LOWER SECTION OF MICROFILTER HOUSING
Extract brake fluid

NOTE: Extract brake fluid out of expansion tank. Use a suction bottle used exclusively for drawing off brake fluid.

Do not reuse drawn out brake fluid.

After completing work:

Bleed BRAKING SYSTEM

IMPORTANT: Do not mix up brake lines.
If necessary, mark before removal.
Close off connecting bores with seal plugs.

Press cover (2) slightly to one side and disconnect plug connection (1).

Unfasten brake lines (3).

Installation note:

Tightening torque 34 32 1AZ .

Fig 1: Identifying Brake Lines, Plug Connection And Cover

G04726699

Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew nuts (1).

Installation note:

Tightening torque 34 51 6AZ .

Fig 2: Identifying Brake Lines Nuts

G04726700

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: If necessary, release brake lines from holder on bulkhead.

Brake lines must not be bent!

Tilt out hydraulic unit (1) in direction of side panel.

Fig 3: Tilting Hydraulic Unit Of Side Panel

G04726701

Courtesy of BMW OF NORTH AMERICA, INC.