34 11 000 Removing and installing/renewing brake pads on both front disc brakes (Brembo)

WARNING: This page does not describe the selected car, but rather 21 other vehicles, including the 2013 BMW 328xi, 2013 BMW 328i, 2012 BMW 328xi, 2012 BMW 328i, and 2011 BMW 328xi. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT:

Brake pad wear sensor: after removal it must be replaced (brake pad wear sensor loses its retention capability in the brake pad).
Retaining spring: for vehicles older than 48 months it is recommended to replace the retaining spring!

Necessary preliminary tasks:

Remove Wheels .
Remove brake pad wear sensor.

Release bolts (1) and pull off brake caliper with brake anchor plate towards rear.

IMPORTANT: Tie brake caliper back and do not allow to hang from brake hose.

Installation:

Tightening torque: see 2AZ in 34 11 FRONT BRAKE .

Fig 1: Release Bolts (1) And Pull Off Brake Caliper With Brake Anchor Plate Towards Rear

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IMPORTANT: When pressing down piston, note brake fluid level in expansion tank. Overflowing brake fluid will damage the paintwork.

Turn piston back fully with special tool 34 1 050 .

Fig 2: Turn Piston Back Fully With Special Tool 34 1 050

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Pull brake pads (1) off guide pins (2) and remove.

IMPORTANT: Mark any worn brake pads. In the event of one-sided brake pad wear, do not change brake pads round.

Observe minimum thickness of brake pads.

Installation: Clean brake pads, brake caliper and guide pins. Do not grease backs of brake pads sleeve. Brake pads must be correctly seated on guide pins.

Fig 3: Pull Brake Pads (1) Off Guide Pins (2) And Remove

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Check minimum brake disc thickness:

Position special tool 34 1 280 at three measuring points in area (1) and measure.
Compare measurement result and lowest value with setpoint value.

Fig 4: Position Special Tool 34 1 280 At Three Measuring Points In Area (1) And Measure

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IMPORTANT: New brake pads may only be fitted if the brake disc thickness is greater than the minimum brake disc thickness (MIN TH).

IMPORTANT: Do not grease brake pads and guides with brake pad paste.

Clean contact surface (1) of brake pistons with brake cleaner.

Fig 5: Clean Contact Surface (1) Of Brake Pistons With Brake Cleaner

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Replace expanding spring (1).

Fig 6: Replace Expanding Spring (1)

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NOTE: After completing work:

When installing new brake pads at front and rear axles, brake fluid level must be brought up to "MAX" marking.
Fully depress brake pedal several times so that brake pads contact brake discs.
Read and comply with notes on BRAKING IN NEW BRAKE DISCS / BRAKE PADS .
When replacing linings, reset CBS display in accordance with factory specification.