2009 Mercedes S-Class Owner's Manual - Page 52

Safety and security Occupant safety Rindependently Rindependently of the front air bags of the ETDs Window curtain air bags G Observe Safety notes, see page 47. Rregardless Rin of whether the front passenger seat is occupied certain vehicle rollovers, if the system determines that air bag deployment can offer additional protection to that provided by the seat belt The side impact air bags are not deployed in side impacts which do not exceed the system's deployment threshold. The side air bags will not deploy in the event of a rollover unless the vehicle's rate of lateral deceleration or acceleration exceeds the preset deployment threshold for the side air bags. G Warning! Only use seat covers which have been tested and approved by Mercedes-Benz for your vehicle model. Using other seat covers may interfere with or prevent the deployment of the front side impact air bags. Contact an authorized MercedesBenz Center for availability. Window curtain air bags 1 are not deployed in impacts which do not exceed the system's deployment threshold. Window curtain air bags 1 deploy in the area indicated by the arrows. Occupant Classification System Example illustration sedan 1 Window curtain air bag When deployed, window curtain air bags 1 are designed to provide increased protection for the head (but not the chest or arms) of the occupants on the side of the vehicle on which the impact occurs. Window curtain air bags 1 are deployed Ron Rin the impacted side of the vehicle side impacts exceeding a preset deployment threshold of the front air bags Rindependently The Occupant Classification System (OCS) automatically turns the front passenger front air bag on or off based on the classified occupant weight category determined by weight sensor readings from the front passenger seat. The system does not deactivate the front passenger side impact air bag, the window curtain air bag and the Emergency Tensioning Devices (ETDs). Occupants must sit with the seat belt properly fastened in a position that is as upright as possible with their back against the seat backrest and feet on the floor to be correctly classified. If the occupant's weight 50