Dent - Mercedes-Benz S-Class Operator's Manual

Occupant safety
68
bolsters is reduced again. 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
X
slightly 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
mation about the convenience function can
be found under "Belt adjustment"
( page 55).
Y
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PRE-SAFE PLUS (anticipatory occu-
pant protection system PLUS)
Introduction
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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 hazard-
ous situations, PRE-SAFE
emptive measures to protect the vehicle
occupants.
Important safety notes
The intervention of PRE-SAFE
prevent an imminent collision.
The driver is not warned when PRE-SAFE
PLUS intervenes.
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PRE-SAFE PLUS does not intervene if the
vehicle is backing up.
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PRE-SAFE PLUS does not perform braking
actions while the vehicle is in motion or when
Parking Guidance is active.
Function
®
PRE-SAFE PLUS intervenes in certain situa-
tions if the radar sensor system detects an
imminent head-on or rear-end collision.
convenience function. Infor-
®
PLUS takes pre-
®
PLUS cannot
®
PRE-SAFE PLUS takes the following meas-
ures 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
R
rear-end collision is imminent:
the brake pressure is increased if the
-
driver applies the brakes when the vehi-
cle is stationary.
the seat belts are pre-tensioned.
-
The PRE-SAFE
canceled:
if the accelerator pedal is depressed when
R
a gear is engaged
if the risk of a collision passes or is no lon-
R
ger detected
if DISTRONIC PLUS indicates an intention
R
to pull away
®
If the hazardous situation passes without
resulting in an accident, the original settings
are restored.
Automatic measures after an acci-

dent

Immediately after an accident, the following
measures are implemented, depending on
the type and severity of the impact:
®
the hazard warning lamps are activated
R
the emergency lighting is activated
R
the vehicle doors are unlocked
R
the front side windows are lowered
R
the electrically adjustable steering wheel is
R
raised
the engine is switched off and the fuel sup-
R
ply is cut off
vehicles with seat belt extenders: the seat-
R
belt buckles for the outer rear seats are
illuminated and extend forwards
®
PLUS braking application is