LEMON Manuals: Even more car manuals for everyone
Home >> BMW >> 2013 >> Z4 28i, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 1339 (Seats - Repair -- Z4_E89) >> Front Seat - Normal >> 65 77 604 Replacing sensor mat (CIS mat) for front passenger seat occupancy (Normal)

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

WARNING: This page is about a different car, the 2016 BMW Z4, 2015 BMW Z4, and 2014 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: Note AIRBAG SAFETY REGULATIONS !
Incorrect handling can activate airbag and cause injury.
WARNING: Only US and Canadian version of front passenger seat (with CIS mat): 
The CIS mat is bonded to the entire surface of the facing and can only be removed in conjunction with the padding from the seat cover.
If CIS mat or padding is defective, both parts may only be replaced together.
Full functional capability can only be guaranteed with original BMW spare parts.
After installation, the CIS mat must be enabled with the BMW programming system.

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

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 Bolting Point Of Ground Cable On Seat Pan
G06895160Courtesy 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: Opening Cable Strap
G11152560Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Enabling seat occupancy detector (CIS mat):