Pre-Safe - Mercedes-Benz S-Class Saloon 2021 Owner's Manual

Occupant safety
60 60
If the front passenger seat is occupied, always
ensure that:
The classi cation of the person in the front
R
passenger seat is correct and the front
passenger airbag is enabled or disabled in
accordance with the person in the front
passenger seat.
The person is seated properly with a cor-
R
rectly fastened seat belt.
The front passenger seat has been moved
R
as far back as possible.
Be sure to also observe the following further rela-
ted subjects:
Child restraint system on the front passenger
R
seat ( page 77)
/
Suitable positioning of the child restraint sys-
R
tem ( page 67)
/

PRE-SAFE

PRE-S AFE ® ® system syst em
® ®
F F unction of PRE-S unction of PRE-SAFE AFE (anticipat (anticipator ory occupant
prot protection) ection)
PRE-SAFE ® is able to detect certain critical driv-
ing situations and implement pre-emptive meas-
ures to protect the vehicle occupants.
®
PRE-SAFE can implement the following meas-
ures independently of each other:
Tightening the seat belts on the driver's seat
R
and front passenger seat.
Closing the side windows.
R
V V ehicles wit ehicles with sliding sunr h sliding sunroof: oof: closing the slid-
R
ing sunroof.
V V ehicles wit ehicles with memor h memory function: y function: moving the
R
front passenger seat to a more favourable seat
position.
V V ehicles wit ehicles with memor h memory function in t y function in the r
R
com compar partment: tment: moving the outer rear seats to
a more favourable seat position.
V V ehicles wit ehicles with multicont h multicontour seat our seat: : increasing the
R
air pressure in the seat side bolsters of the
seat backrest.
R PRE-SAFE
dia system is switched on, generating a brief
y occupant
noise signal to stimulate the innate protective
mechanism of a person's hearing.
* N N O O TE TE Damage caused by objects in the
footwell or behind the seat
The automatic adjustment of the seat position
may result in damage to the seat and/or the
object.
Stow objects in a suitable place.
#
R R e e v v er ersing t sing the PRE-S he PRE-SAFE
If an accident did not occur, the pre-emptive
measures that were taken are reversed.
You will need to perform certain settings yourself.
If the seat belt pre-tensioning is not reduced,
#
he rear ear
move the seat backrest back slightly.
The locking mechanism releases.
®
Sound: provided that the multime-
® ®
AFE system measur syst em measures es