Section 185 (Air Bag Restraint Systems): Diagnostics
WARNING: This page is about a different car, the 2004 BMW 545i, 2004 BMW 530i, and 2004 BMW 525i. However, it is still accessible from the selected car via links, so may be relevant.
Air bag system diagnostic information is not available. All air bag system diagnosis must be carried out using proprietary BMW tester.