34 32 951 Replacing/rear left or right brake hose

WARNING: This page is about a different car, the 2016 BMW Z4, 2015 BMW Z4, and 2014 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

Read and comply with GENERAL INFORMATION .

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

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Loosen union nut (1), for this grip brake hose at square head (2).

Installation note:

Tightening torque 34 32 1AZ .

Remove retaining clip (3) and remove brake hose from bracket.

Fig 2: Identifying Brake Line With Square Head And Retaining Clip

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Remove retaining clip (1) and remove brake hose from bracket.

Disconnect brake hose (2) from brake caliper.

Installation note:

Tightening torque 34 32 3AZ .

Fig 3: Identifying Retaining Clip And Brake Caliper

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IMPORTANT: Mount brake hose first on brake caliper and tighten, then on the brake line/brake hose separation point.
Never twist brake hose when installing it and avoid all contact with parts attached rigidly to the body.