65 77 600 Replacing sensor mat for front passenger seat occupancy detector

WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 2008 BMW 335xi, 2008 BMW 335i, 2008 BMW 328xi, 2008 BMW 328i, and 2008 BMW 323i. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Note airbag safety instructions!

Incorrect handling can activate airbag and cause injury.

Front passenger seat US/CDN version (with OC3 mat) only:

New seat cover must be completely installed with padding, seat heating and OC3 mat.

Release seat occupancy detector:

Connect diagnosis system
Release seat occupancy detector
Clear fault memory if necessary

Necessary preliminary tasks:

Remove Seat Cover For Right Front Seat

Disconnect plug connection (1).

Fig 1: Identifying Sensor Mat Plug Connection

Courtesy of BMW OF NORTH AMERICA, INC.

Cut front sticking surface in area on sensor mat (1) with cutter knife or razor blade from foam without damaging the foam.

Remove sensor mat (1) and feed out electric lead.

Fig 2: Identifying Sensor Mat, Guide Cable, Secure Sensor Mat Area And Adhesive Strips

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

In order to guarantee the function and fastening (adhesive strength) at the sticking surfaces of sensor mat (1), the foam most not show any traces of damage at all!

Replace the foam if it is hardened or damaged particularly in the area of the sticking surfaces.

Align new sensor mat (1) to upholstered seat section.

First guide cable through upholstered seat section in area (2).

Secure sensor mat in area (3) and align again.

Pull off adhesive strips in area (4) and stick to upholstered seat section.