51 00 ... Safety instructions for working on cars with airbag systems

WARNING: This page is about a different car, the 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: If work is carried out in area of airbag systems, e.g. on:

Door trim panels
Interior trims
Instrument panel etc.
the ignition must be turned off in each case.
The ignition must always be off.
The ignition key must be removed from the ignition lock.

This eliminates the risk of injury.