65 77 604 Replacing sensor mat (CIS mat) for front passenger seat occupancy detector

WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. However, it is still accessible from the selected car via links, so may be relevant.

F01 and F02 only:

Version with CIS mat from 09/09.

For vehicles built before 08/09, see version with OC3 MAT .

WARNING: Note AIRBAG SAFETY REGULATIONS !
Incorrect handling can lead to airbag deployment and cause injury.

WARNING: Only US and Canadian version of front passenger seat (with CIS mat):
The CIS mat can only be removed from the upholstery together with the seat cover.
If CIS mat, seat cover or seat heating is defective, all parts may only be replaced together.
After fitting the seat cover, the CIS mat must be enabled with the BMW PROGRAMMING SYSTEM .

Procedure for replacing the CIS mat together with the seat cover is described in:

Replacing seat cover for front seat. See SEAT COVER (NORMAL/ELECTRICAL SEAT) (UP TO 09/09) , SEAT COVER (SPORTS SEAT, 09/09 ON) , or SEAT COVER (COMFORT SEAT) (FROM 09/09) .

The work scope with CIS mat is different for the following work steps:

Loosen the bolting point (1) of the ground cable on the seat pan.

Fig 1: Identifying Seat Pan Bolting Point

Courtesy of BMW OF NORTH AMERICA, INC.

Cut open cable strap (1).

Lift locking tab and pull the connector out of the side of the connector housing.

Installation note:

Replace cable tie (1).

Connector is encoded against incorrect assembly.

Fig 2: Pulling Connector From Connector Housing

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Enabling seat occupancy detection (CIS mat):

Connect BMW PROGRAMMING SYSTEM
Encode airbag control unit
Delete fault memory if necessary