Necessary preliminary tasks

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.

Remove WHEELS .
Read and comply with GENERAL INFORMATION .

After completing work: BLEED BRAKING SYSTEM

Press clutch pedal down to floor and secure with pedal support.

NOTE: The pedal support may only be released when the brake lines are reconnected.

This prevents brake fluid from emerging from the expansion tank and air from entering the system when the brake lines are opened.

Fig 1: Identifying Brake Pedal Support

Courtesy of BMW OF NORTH AMERICA, INC.

If necessary, pull brake hose out of holder (1).

IMPORTANT: Grip brake hose at square head (3) to prevent connecting piece from turning in retaining bracket.

Disconnect brake hose from brake line (2).

Fig 2: Disconnecting Brake Hose From Brake Line

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Tightening torque 34 32 1AZ .

Detach brake hose from brake caliper (4).

Installation:

Tightening torque 34 32 2AZ .

IMPORTANT: Never twist brake hose when installing it and avoid all contact with parts attached rigidly to the body.

NOTE: First tighten brake hose on brake caliper.

Move wheels into straight-ahead position.

Insert brake hose in bracket and screw onto brake pipe.

Unscrew guide bolts (1).

Remove brake caliper by pulling upwards.

Installation:

Clean guide screws only; do not grease.

Check threads.

Replace all guide screws which are not in perfect condition.

Tightening torque 34 11 4AZ .

Fig 3: Removing Brake Caliper

Courtesy of BMW OF NORTH AMERICA, INC.