Mercedes-Benz CLS Operator's Manual page 59

Important safety notes
!
Make sure that there are no objects in the
footwell or behind the seats. There is a danger
that the seats and/or objects could be dam-
aged when PRE-SAFE
Although your vehicle is equipped with PRE-
®
SAFE , 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.
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
on vehicles with the Driving Assistance pack-
R
age: if BAS PLUS intervenes powerfully or the
radar sensor system detects an imminent
danger of collision in certain situations
®
PRE-SAFE takes the following measures
depending on the hazardous situation detected:
the front seat belts are pre-tensioned.
R
the front-passenger seat is adjusted if it is in
R
an unfavorable position.
if the vehicle skids, the side windows and the
R
sliding sunroof are closed.
vehicles with a multicontour seat or active
R
multicontour seat: the air pressure in the side
bolsters of the backrest is increased.
If the hazardous situation passes without result-
ing in an accident, PRE-SAFE
pre-tensioning. On vehicles with multicontour
seats or active multicontour seats, the air pres-
sure in the side bolsters is reduced again. All
settings made by PRE-SAFE
reversed.
If the seat belt pre-tensioning is not reduced:
Move the seat backrest or seat back slightly
X
when the vehicle is stationary.
The 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" (
®
is activated.
®
slackens the belt
®
can then be
I n f o r ma t i o n P r o v i d e d b y :
page 45).
Y
Occupant safety
®
PRE-SAFE PLUS (anticipatory occu-
pant protection system 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.
Important safety notes
The intervention of PRE-SAFE
prevent an imminent collision.
The driver is not warned about the intervention
®
of PRE-SAFE PLUS.
®
PRE-SAFE PLUS does not intervene if the vehi-
cle is backing up.
When driving, or when parking or exiting a park-
ing space with assistance from Active Parking
®
Assist, PRE-SAFE PLUS will not apply the
brakes.
Function
®
PRE-SAFE PLUS intervenes in certain situa-
tions if the radar sensor system detects an
imminent head-on or rear-end collision.
®
PRE-SAFE PLUS takes the following measures
depending on the hazardous situation detected:
if the radar sensor system detects that a
R
head-on collision is imminent, the seat belts
are pre-tensioned.
if the radar sensor system detects that a rear-
R
end collision is imminent:
the brake pressure is increased if the driver
-
applies the brakes when the vehicle is sta-
tionary.
the seat belts are pre-tensioned.
-
®
The PRE-SAFE PLUS braking application is can-
celed:
if the accelerator pedal is depressed when a
R
gear is engaged
if the risk of a collision passes or is no longer
R
detected
if DISTRONIC PLUS indicates an intention to
R
pull away
57
®
®
PLUS cannot
Z