34 32 881 Replacing front left or right brake hoses

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Necessary preliminary tasks:

Remove wheel
Read and comply with GENERAL INFORMATION .

After completing work: Bleed braking system . See brake system with DSC .

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: Pressing Clutch Pedal Down To Floor

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Detach retainer (1) from bracket on spring strut in upward direction.

Installation:

Retainer (1) must be felt and heard to snap into place.

Ensure correct seating in guide.

Fig 2: Detaching Retainer From Bracket On Spring Strut

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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:

Tightening torque 34 32 1AZ . See 34 32 BRAKE LINES .

Fig 3: Identifying Brake Line

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Detach brake hose from brake caliper (1).

Installation:

Tightening torque 34 32 2AZ . See 34 32 BRAKE LINES .

Fig 4: Identifying Brake Caliper

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IMPORTANT: First tighten brake hose on brake caliper.
Move wheels into straight-ahead position.
Insert brake hose in bracket and screw onto brake pipe.
Never twist brake hose when installing it and avoid all contact with parts attached rigidly to the body.