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Occupant safety
54
the front-passenger side deploys under the
following conditions:
an occupant is detected on the front-
-
passenger seat or
the belt tongue is engaged in the belt
-
buckle of the front-passenger seat
Windowbag on the side on which an impact
R
occurs, independent of seat belt usage and
regardless of whether the front-passenger
seat is occupied
Front seat belt tensioners, if the system
R
determines that deployment can offer addi-
tional protection for the vehicle occupants in
this situation
i
Not all airbags are deployed in an accident.
The different airbag systems work independ-
ently of each other.
How the airbag system works is determined
by the severity of the accident detected,
especially the vehicle deceleration or accel-
eration, and the apparent type of accident:
frontal collision
R
side impact
R
®
PRE-SAFE
(anticipatory occupant
protection)
Introduction
®
PRE-SAFE
takes pre-emptive measures to pro-
tect occupants in certain hazardous situations.
Important safety notes
!
Make sure that there are no objects in the
footwell or behind the seats. There is a risk
that the seats and/or the objects could be
damaged when PRE-SAFE
Although your vehicle is equipped with a PRE-
®
SAFE
system, the possibility of injury in the
event of an accident cannot be ruled out. Always
adapt your driving style to suit the prevailing
road and weather conditions and maintain a
safe distance from the vehicle in front. Drive
carefully.
®
is activated.
Function
®
PRE-SAFE
intervenes:
in emergency braking situations, e.g. when
R
BAS is activated
in critical driving situations, e.g. when physi-
R
cal limits are exceeded and the vehicle under-
steers or oversteers severely
vehicles with the Driving Assistance package:
R
when a driver assistance system intervenes
powerfully or the radar sensor system detects
an imminent danger of collision in certain sit-
uations
®
PRE-SAFE
takes the following measures
depending on the hazardous situation detected:
the front seat belts are pre-tensioned.
R
if the vehicle skids, the side windows and the
R
panorama sliding sunroof are closed.
vehicles with the memory function for the
R
front-passenger seat: the front-passenger
seat is adjusted if it is in an unfavourable
position.
If the hazardous situation passes without result-
ing in an accident, PRE-SAFE
pre-tensioning. All settings made by PRE-SAFE
can then be reversed.
If the seat belt pre-tensioning is not reduced:
Move the seat backrest or seat back slightly
X
when the vehicle is stationary.
Seat belt pre-tensioning is reduced and the
locking mechanism is released.
The seat-belt adjustment is an integral part of
®
the PRE-SAFE
convenience function. Informa-
tion about the convenience function can be
found under "Belt adjustment" (
®
PRE-SAFE
PLUS (anticipatory occu-
pant protection PLUS)
Introduction
®
PRE-SAFE
PLUS is only available in vehicles
with the Driving Assistance package.
Using the radar sensor system, PRE-SAFE
PLUS is able to detect that a head-on or rear-end
collision is imminent. In certain hazardous sit-
®
uations, PRE-SAFE
PLUS takes pre-emptive
measures to protect the vehicle occupants.
®
slackens the belt
®
page 44).
Y
®
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