34 32 881 Replacing front left or right brake hose

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Necessary preliminary tasks:

Remove WHEEL
Read and comply with GENERAL INFORMATION .

After completing repair work: BLEED BRAKING SYSTEM

Press brake 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: Locating Pedal Support

Courtesy of BMW OF NORTH AMERICA, INC.

Detach brake hose (1) from brake caliper.

If necessary, grip at knurling (2).

Installation note:

Tightening torque: see 2AZ in 34 32 BRAKE LINES .

Fig 2: Identifying Retaining Screw And Knurling

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Release retaining screw (1). If necessary, grip at square head.

Installation note:

Position guides (3) correctly in holder (4).

Tightening torque: see 1AZ in 34 32 BRAKE LINES .

Fig 3: Identifying Retaining Screw, Guides And Holder

Courtesy of BMW OF NORTH AMERICA, INC.

Release brake hose from holders (1).

IMPORTANT: Observe installation sequence:

Fasten brake hose in brackets (1).
Move wheels into straight-ahead position.
Fasten brake hose at pipe/brake hose connection.
Fasten brake hose at brake caliper.

Fig 4: Identifying Brake Hose Holders
Courtesy of BMW OF NORTH AMERICA, INC.

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