Mercedes-Benz 2008 S550 Operator's Manual page 47

Safety and Security
Occupant safety
The passenger front air bag will only be
deployed if:
the system, based on OCS weight sen-
sor readings, senses that the front
passenger seat is occupied
the 59 indicator lamp in
the center console is not lit
( page 50)
the impact exceeds a preset deploy-
ment threshold
Side impact air bags
1 Front side impact air bag
2 Rear side impact air bag
46
The side impact air bags are deployed:
in impacts exceeding a preset deploy-
ment threshold
on the impacted side of the vehicle
independently of the front air bags
The front passenger side impact air bag 1
will not deploy if the OCS senses that the
front passenger seat is empty and the front
passenger seat belt is not fastened (latch
plate is not inserted into the buckle). With
an empty front passenger seat and the
seat belt fastened (latch plate properly in-
serted into buckle) the front passenger
side impact air bag will deploy regardless
of the empty seat.
The side impact air bags are not deployed
in impacts which do not exceed the sys-
tem's deployment threshold.
Window curtain air bags
1 Window curtain air bag
The side window curtain air bags are de-
ployed:
in impacts exceeding a preset deploy-
ment threshold
on the impacted side of the vehicle
independently of the front air bags
in certain vehicle rollovers
The side window curtain air bags are not
deployed in impacts which do not exceed
the system's deployment threshold.