Replacing a brake pad wear sensor (front) (Cooper Convertible)

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2021 MINI Cooper, 2020 MINI Cooper, 2019 MINI Cooper, 2018 MINI Cooper, and 2017 MINI Cooper. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: The brake pad wear sensor must be replaced once it has been removed (brake pad wear sensor loses its retention capability in the brake pad).

If a brake pad wear sensor that has already been ground has to be replaced even though the minimum brake pad thickness has not yet been reached, you must observe the following: The new sliding contact must be filed down with a file to the same length as the sanded sliding contact.

When replacing the brake pad wear sensor, a CBS reset needs to be carried out.

If a brake pad wear sensor was replaceed without replacing the brake pads, the following needs to be paid attention to:

Carry out service function "CBS correction reset" via BMW diagnostics and information system.

Preliminary work needed:

Remove the front left WHEEL
Partially detach the front left WHEEL ARCH PANEL .

Removal:

Press clamp (1) together and detach brake pad wear sensor (2) in arrow direction from brake pad.

Detach cable of brake pad wear sensor from holders (2).

Courtesy of BMW OF NORTH AMERICA, INC.

Detach the brake pad wear sensor from the holders (1).

Disconnect plug connection (2).

Courtesy of BMW OF NORTH AMERICA, INC.

Installation :

Install brake pad wear sensor (1) in the brake pad in arrow direction.

IMPORTANT: Make sure clamp (1) and brake pad wear sensor are properly seated in brake pad.

Attach brake pad wear sensor in the holders (2).

Courtesy of BMW OF NORTH AMERICA, INC.

Attach brake pad wear sensor in holders (1).

Connect plug connection (2).

Courtesy of BMW OF NORTH AMERICA, INC.

Required follow-up work:

Mount the front left WHEEL ARCH PANEL .
Mount the WHEEL .
Reset CBS .