#
Only one person should use each seat
belt at any one time. Seat belt adjust
ment function Ve
hicles with PRE-SAFE ®
:If th e front seat belt
is not pulled tight across your body, the seat belt
adjustment may automatically apply a cer tain
tigh tening forc e. Do not hold the seat belt tightly
while it is adjusting.
Yo u can activate and deactivate the seat belt
adjustment function using the multimedia sys‐
te m (→ page37). Re
leasing seat belts #
Press there lease button in the seat belt
buckle and guide the seat belt back with the
seat belt tongue. Ac
tivating/deactivating seat belt adjustment
via the multimedia sy stem Multimedia sy
stem:
, Vehicle .
î Vehicle Settings .
Belt
Adjustment #
Activate 0073or deacti vate 0053 the function. Seat belt
warning function for the driver and
front passen ger The
00E9 seat belt warning lamp in the Instru‐
ment Display is a reminder that all vehicle occu‐
pants must weartheir seat belts cor rectly.
The 00E9 seat belt warning lamp lights up for six
seconds everytime theve hicle is star ted.
In addition, a warning tone may sound.
When the driver's and front passenger's doors
are closed and the driver and front passenger
ha ve fast ened their seat belts, the seat belt
wa rning goes out. In
thefo llowing cases, the seat belt warning
lights up during a journey if:
R The vehicle speed exceeds 15mph
(25 km/h) and the driver's or front
passenger seat belt is not fastened.
R The driver or front passenger unfas tens their
seat belt while theve hicle is in motion. Airbags
Overview of airbags
1
Driver's knee bag
2 Driver's airbag Occupant saf
ety37
PRE-SAFE
®
sy stem PRE-
SAFE®
(anticipa tory occupant pr otec‐
tion) PRE-
SAFE®
is able todetect cer tain critical driv‐
ing situations and implement pre-em ptive meas‐
ures toprotect theve hicle occupants.
PRE-SAFE ®
can implement thefo llowing meas‐
ures independently of each other:
R Tightening the seat belts on the driver's seat
and front passenger seat.
R Closing the side windo ws.
R Vehicles with memory function: Moving
th e front passenger seat toa more favo rable
seat position.
R Vehicles with multicontour seat: Increas‐
ing the air pressure in the seat side bols ters
of the seat backrest.
R PRE-SAFE ®
Sound: pr ovided that the multi‐
media sy stem is switched on, generates a
brief noise signal tostimulate the innate pro‐
te ctive mechanism of a person's hea ring. *
NO
TEDama gecaused byobjects in the
fo ot we ll or behind the seat The automatic adjustment of
the seat posi‐
tion may result in damage tothe seat and/or
th e object. #
Stow objects in a suitable place. Re
versing the PRE- SAFE®
sy stem measures If an accident did not occur,
the pre-em ptive
measures that we retake n are reve rsed.
Yo u will need toper form certain settings your‐
self. #
Ifth e seat belt pre-tensioning is not reduced,
mo vethe seat backrest back slightl y.
The locking mechanism releases. Fu
nction of PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus) PRE-
SAFE®
PLUS can de tect cer tain impacts,
particular lyan imminent rear impact, and take
pre-em ptive measures toprotect theve hicle occupants. These measures cannot necessarily
pr
eve nt an imminent impact.
PRE-SAFE ®
PLUS can implement thefo llowing
measures independently of each other:
R Tightening the seat belts on the driver's seat
and front passenger seat.
R Incre asing brake pressure when theve hicle
is stationar y.This brake application is can‐
celed automatically when theve hicle pulls
aw ay.
If an accident did not occur, the pre-em ptive
measures that we retake n are reve rsed.
Sy stem limitations
The sy stem will not initiate any action in thefo l‐
lowing situations:
R when backing up
The sy stem will not initiate any braking applica‐
tion in thefo llowing situations:
R whilst driving
or 46
Occupant saf ety
Seats
Ad
justing the front seat electrically &
WARNING Risk of becoming trapped if
th e seats are adjus tedby children
Children could become trapped if they adjust
th e seats, particularly when unattended. #
When leaving theve hicle, alw aysta ke
th e SmartK eywith you and lock the
ve hicle. #
Never lea vechildren unat tended in the
ve hicle. The seats can be adjus
ted when the ignition is
switched off. &
WARNING Risk of becoming trapped
when adjusting the seats
When you adjust a seat, you or other vehicle
occupants could become trapped, e.g. on the
seat guide rail. #
When adjusting a seat, make sure that
no one has any body parts in the sweep
of the seat. Obser
vethe saf ety no tes on "Airbags" and "Chil‐
dren in theve hicle". &
WARNING Risk of inju ryfrom adju sting
th eve hicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra int, thesteering wheel or the mir ror
while theve hicle is in motion
R ifyo ufa sten your seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra int, the
st eering wheel or the mir ror and fasten
yo ur seat belt. &
WARNING Risk of becoming trapped if
th e seat height is adjus ted carelessly
If yo u adjust the seat height carelessly, you
or other vehicle occupants could be trapped
and thereby injured.
Children in particular could acciden tally
press the electrical seat adjustment buttons
and become trapped. #
While moving the seats, make sure that
hands or other body parts do not get
under the le ver assembly of the seat
adjustment sy stem. &
WARNING Risk of inju rydue tohead
re stra ints which are not ins talled or are
adjus ted incor rectly
If head restra ints are not ins talled or are
adjus ted incor rectly, the head restra ints can‐
not pr ovide pr otection as intended.
There is an increased risk of injury in the
head and neck area, e.g. in theeve nt of an
accident or when braking. 86
Seats and stowing
#
Save the settings using the memory function
(→ page 98).
% The head restra int height will be adjus ted
automatically when you adjust the seat
height or the seat fore -and-aft position. Ad
justing the front passen ger seat electri‐
cally from the driver's seat Re
quirements:
R Toselect the front passenger seat: the po wer
supply is switched on
% This function is not available for all models. Yo
u can call up thefo llowing functions forthe
front passenger sea t:
R Seat adjustment
R Seat heating
R Seat ventilation
R Memory function #
Toselect the front passenger seat: press
button 1.
When the indicator lamp lights up, the front
passenger seat is selected. #
Adjust the front passenger seat using the
buttons on the door control panel on the
driver's side. Head
restra ints Ad
justing the front seat head restra ints
mechanically &
WARNING Risk of inju ryfrom adju sting
th eve hicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra int, thesteering wheel or the mir ror
while theve hicle is in motion
R ifyo ufa sten your seat belt while theve hi‐
cle is in motion 88
Seats and stowing
#
Brief lypress button 1.
% Depending on the model, button 1is loca‐
te d on the door control panel on the driver's
side.
Au tomatically extending or retracting the
re ar seat head restra ints #
Toextend: fasten seat belt.
The head restra int is extended. #
Toretract: release seat belt.
The head restra int lo wersto its starting posi‐
tion. Configuring
the seat settings Re
quirements:
R The ignition is switched on.
Multimedia sy stem:
, Vehicle .
a Seats #
Select Driver's Seat orPassenger Seat.
Ad justing the backrest side bols ters #
Select Side Bolsters . #
Select the setting.
Ad justing the seat contour in the lumbar
re gion of the seat backrest (lumbar) #
Select Lumbar . #
Adjust the air cushion.
Setting the shoulder section #
Select Shoulders . #
Select the settings. Setting
the seat heating balance #
Select Seat Heating Balance. #
Select the settings.
Memory function #
Save the seat adjustments with the memory
function (→ page 98). Setting automatic adjustment of
the lateral
support (active multicontour seat) Multimedia sy
stem:
, Vehicle .
a Seats
Wi th th is function, the lateral support of the
active multicontour seat is automatically adjus‐
te dto the driving and cornering dynamics of the
ve hicle. #
Select Driver's Seat orPassenger Seat. #
Select Dynamic Seat. #
Select setting: Off,Level 1 orLevel 2. 90
Seats and stowing
1
Adjusts the dis tance tothesteering wheel
2 Adjusts the height #
Save the settings with the memory function
(→ page 98). Switching
thest eering wheel heater on or off Re
quirements:
R The po wer supply or the ignition is switched
on. #
Turn the le ver in the direction of ar row1or
2.
If indicator lamp 3lights up, thesteering
wheel heater is switched on. Easy entry and
exitfeature Using
the easy entry and exitfeature &
WARNING Risk of accident when driving
off while adjusting the easy exitfeature
‑ If you drive off while the easy entry andexit
fe ature is making adjustments, you could
lose cont rol of theve hicle. #
Alw ayswa it until the adjustment proc‐
ess is comple tebefore driving off. &
WARNING Risk of becoming trapped
while adjusting the easy entry andexit
fe ature
When the easy entry andexitfeature adjusts
th esteering wheel and the driver's seat, you
and other vehicle occupants – particular ly
ch ildren – could become trapped. #
During the adjustment process of the
easy entry andexitfeature, make sure
th at no one has any body parts in the
sweep of the seat or thesteering wheel. 96
Seats and stowing
If
th ere is a risk of becoming trapped bythe
st eering wheel: #
Movethe adjustment le ver of thesteer‐
ing wheel.
The adjustment process is stopped.
If th ere is a risk of becoming trapped bythe
driver's seat: #
Press the seat adjustment switch.
The adjustment process is stopped. Ve
hicles with memory function: You can stop
th e adjustment process bypressing one of the
memory function position buttons. &
WARNING Risk of becoming trapped
du ring acti vation of the easy entry and
ex itfeature bychildren
If ch ildren activate the easy entry andexit
fe ature, they can become trapped, pa rticu‐
lar lywhen unat tended. #
Never lea vechildren unat tended in the
ve hicle. #
When leaving theve hicle, alw aysta ke
th e SmartK eywith you and lock the
ve hicle. If
th e easy entry andexitfeature is active, the
st eering wheel will mo veupwards and the driv‐
er's seat will mo veback in thefo llowing situa‐
tions:
R you swit chthe ignition off when the driver's
door is open
R you open the driver's door when the ignition
is switched off
% The steering wheel will mo veupwards on lyif
it is not already as high as it will go. The driv‐
er's seat will mo vebackwards only if it is not
already in there armost position.
The steering wheel and the driver's seat will
mo veback tothe last drive position in thefo l‐
lowing cases:
R you swit chthe po wer supp lyor the ignition
on when the driver's door is closed
R you close the driver's door when the ignition
is switched on The last drive position is
stored in thefo llowing
situations:
R you swit chthe ignition off
R Vehicles with memory function: call upthe
seat settings via the memory function.
R Vehicles with memory function: save the
seat settings via the memory function.
Ve hicles with memory function: press one of
th e memory function sa ved position buttons to
st op the adjustment process. Setting
the easy entry and exitfeature Multimedia sy
stem:
, Vehicle .
î Vehicle Set-
tings .
Easy Entry/Exit #
Select Steering Wheel & Seat, Steering
Wheel Only orOff. Seats and
stowing 97
Operating
the memory function &
WARNING Risk of an accident if the
memory function is used while driving
If yo u use the memory function on the driv‐
er's side while driving, you could lose cont rol
of theve hicle as a result of the adjustments
being made. #
Only use the memory function on the
driver's side when theve hicle is station‐
ar y. &
WARNING Risk of entrapment when set‐
ting the seat with the memory function
When the memory function adjusts the seat
or steering wheel, you and other vehicle
occupants – particularly children – could
become trapped. #
During the setting procedure of the
memory function, ensure that no body
parts are in the sweep of the seat or
th esteering wheel. #
If somebody becomes trapped, immedi‐
ately release the memory function posi‐
tion button.
The adjustment process is stopped. &
WARNING Risk of entrapment if the
memory function is activated bychildren
Children could become trapped if they acti‐
va te the memory function, particularly when
unattended. #
Never lea vechildren unat tended in the
ve hicle. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle. The memory function can be used when
the igni‐
tion is switched off.
St oring
The memory function is only available in vehicles
with the memory pac kage.
Seat adjustments for up tothre e people can be
st ored and called up using the memory function. The
following settings can be stored forth e front
seats:
R Seat, backrest, head restra int position and
con tour of the seat backrest in the lumbar
re gion
R Active multicontour seat: side bols ters of the
seat backrest, shoulder of the seat backrest,
conto ur ofthe seat backrest, dynamic func‐
tion le vel
R Seat heating: di stribution of the heated sec‐
tions of the seat cushion and seat backrest
R Driver's side: steering wheel position and
position of the outside mir rors on the driver's
and front passenger sides
R Head-up Display 98
Seats and stowing