Description & Operation
WARNING: This page is about a different car, the 2003 BMW M5, 2003 BMW 540i, 2003 BMW 530i, and 2003 BMW 525i. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Accidental air bag deployment is possible. Personal injury may result. Read and follow all WARNINGS and AIR BAG SAFETY PRECAUTIONS
before working on air bag system or related components.
The Supplemental Restraint System (SRS), also known as air bag system, is designed to provide increased accident protection for driver and passengers by deploying front air bags and seat belt pretensioners in a front-end collision, and side air bags and side impact head protection system when side impact is detected.
Main components of the air bag system include air bag control unit, driver-side air bag module, passenger-side air bag module, side air bag modules, side impact head protection modules, side air bag crash sensors, seat belt pretensioners, AIR BAG warning light and contact ring (clockspring).