2009 Mercedes R-Class Owner's Manual - Page 65

Safety and security Occupant safety The ETDs do not pull occupants back toward the seat backrest. Your vehicle takes preventive measures to better protect the occupants in the following hazardous situations automatically. PRE-SAFE® takes action in Remergency G Warning! Pyrotechnic ETDs that were activated must be replaced. For your safety, when disposing of the pyrotechnic ETDs always follow our safety instructions. These are available at any authorized Mercedes-Benz Center. PRE-SAFE® has electrically operated reversible pre-tensioners that do not require replacement after activation. Preventive occupant safety (PRESAFE®) G Warning! PRE-SAFE® is intended to reduce the effects of an accident on vehicle occupants who are wearing their seat belt properly. Despite having the PRE-SAFE® system in your vehicle, the possibility of injuries occurring as a result of an accident cannot be eliminated. Therefore, you should always drive carefully and adjust your driving to the prevailing road, weather, and traffic conditions. braking maneuvers with the Brake Assist System (BAS) (Y page 77) activated dynamic driving situations, e.g. when the vehicle is understeering or oversteering because it has exceeded its physical limitations Rcritical If the closing procedure of the door windows or tilt/sliding sunroof is blocked, the door windows or tilt/sliding sunroof will stop and open slightly. Once the hazardous situation is over without an accident occurring, the seat belt pretensioning is deactivated. You can readjust all of the settings made by PRE-SAFE®. If the seat belts do not release: X When you are driving faster than 22 mph (35 km/h), PRE-SAFE® takes the following measures in such situations: RThe front seat belts are pre-tensioned automatically. RVehicles with front passenger seat memory Adjust the seat backrest or seat slightly to the rear until the seat belt tension is diminished. The locking mechanism releases. ! When moving the seats, make sure there are no items in the footwell or behind the seats. Otherwise, you could damage the seats. function: If the passenger seat is in an unfavorable position, it will be adjusted to a better position. RIf the vehicle is in a severe skid or is spinning, the door windows close until only a small gap remains. with power tilt/sliding sunroof: If the vehicle is in a severe skid or is spinning, the tilt/sliding sunroof also close until only a small gap remains. RVehicles Z 63