34 32 980 Replacing Rear Left Or Right Brake Hose

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NOTE: 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: Pressing Brake Pedal Down To Floor

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IMPORTANT: Grip brake hose at square head (2) so that connecting piece cannot rotate in retaining bracket.

Disconnect brake hose from brake line (1).

Installation note:

Tightening torque: 34 32 1AZ .

Fig 2: Brake Hose Square Head From Brake Line

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Version 1

Detach brake hose (1) from brake caliper.

Installation note:

First tighten brake hose on brake caliper.

Tightening torque: 34 32 3AZ .

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

Fig 3: Brake Hose From Brake Caliper

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Version 2

Release banjo bolt (1) on brake caliper.

Release holder (2) if necessary.

Installation note:

Replace gaskets.

Tightening torque: 34 32 3AZ .

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

Fig 4: Banjo Bolt On Brake Caliper And Holder

Courtesy of BMW OF NORTH AMERICA, INC.