Coupe, convertible, compact:

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2006 BMW M3, 2005 BMW M3, 2004 BMW M3, 2003 BMW M3, and 2002 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.

Remove cable strap (1).

Fig 1: Removing Cable Strap

Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew clip (2).

Fold up carpet in area of front seat.

Disconnect plug connection (1).

Fig 2: Removing Impact Sensor For Side AIRBAG

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (2) and remove impact sensor for side AIRBAG.

Installation:

Arrow (3) on impact sensor for side AIRBAG must point to sill.

Observe tightening torque, 5.5 Nm.