BMW 7 Owners & Service Manuals
BMW 7 Series (F01/F02) 2008-2015 Service Manual / Brakes / Repair / Electrical Components Wear Indicator

BMW 7 Series: Electrical Components Wear Indicator

REPLACING A BRAKE PAD SENSOR (FRONT)

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 an already ground brake pad wear sensor has to be replaced although the minimum brake pad thickness has not yet been reached, it is necessary to file down the new sliding contact with a file to the same length as the ground sliding contact.

Necessary preliminary tasks

  • Remove front left WHEEL

Open housing cover.

Disconnect plug connection (1).

Brakes - Repair
Fig. 112: Identifying Plug Connection

Unclip line (1) along line.

Brakes - Repair
Fig. 113: Identifying Unclip Line

Disengage line from brake pad wear sensor from holder (1).

Pull brake pad wear sensor (2) in direction of arrow out of brake pad.

Installation:

Make sure brake pad wear sensor (2) is correctly seated in brake pad and holder (1).

Brakes - Repair
Fig. 114: Identifying Brake Pad Wear Sensor And Holder

REPLACING A BRAKE PAD SENSOR (REAR)

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 an already ground brake pad wear sensor has to be replaced although the minimum brake pad thickness has not yet been reached, it is necessary to file down the new sliding contact with a file to the same length as the ground sliding contact.

Necessary preliminary tasks

  • Remove rear right WHEEL

Open housing cover.

Disconnect plug connection (1).

Brakes - Repair
Fig. 115: Identifying Plug Connection

Unclip line (1) along line.

Brakes - Repair
Fig. 116: Identifying Unclip Line

Disengage line from brake pad wear sensor from holder (1).

Pull brake pad wear sensor (2) in direction of arrow out of brake pad.

Installation:

Make sure brake pad wear sensor (2) is correctly seated in brake pad and holder (1).

Brakes - Repair
Fig. 117: Identifying Brake Pad Wear Sensor And Holder

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