R
when entering or exiting a parking space
while using Active Parking Assist Safely transporting
children in theve hicle Alw
ays obser vewhen children are tr aveling
in theve hicle %
Also strictly obser vethe saf ety no tesfo rthe
specific situation. In this wa yyo u can recog‐
nize po tential risks and avoid dangers if chil‐
dren are tr aveling in theve hicle
(→ page 48).
Be diligent
Bear in mind that neglecting tosecure a child in
th ech ild restra int sy stem may ha veserious con‐
sequences. Alw ays be diligent in securing a child
carefully before everyjou rney.
To impr oveprotection forch ildren younger than
12 years old or under 5 ft(1.50 m) in height,
Mercedes-Benz recommends you obse rvethe
fo llowing information:
R Alw ays secure thech ild in a child restra int
sy stem suitable forth is Mercedes-Benz vehi‐
cle. R
The child restra int sy stem must be appropri‐
ate tothe age, weight and size of thech ild.
R The vehicle seat must be suitable for ins tal‐
ling a child restra int sy stem.
Ac cident statistics show that children secured in
th ere ar seats are generally sa ferth an children
secured in the front seats. Forth is reason,
Mercedes-Benz strongly advises that you ins tall
a ch ild restra int sy stem on a rear seat.
Generic term"child restra int sy stem"
The generic term child restra int sy stem is used
in this Operator's Manual. A child restra int sys‐
te m is, forex ample:
R a baby car seat
R are ar wa rd-facing child seat
R afo rw ard-facing child seat
R ach ild boos ter seat with a backrest and seat
belt guide
Mercedes-Benz recommends using a child
boos ter seat with a backrest.
The child restra int sy stem must be appropriate
to the age, weight and size of thech ild. Observing la
wsand legal requ irements
Alw ays obser vethe legal requ irements when
using a child restra int sy stem in theve hicle.
Observing standards forch ild restra int sys‐
te ms
All child restra int sy stems must meet thefo llow‐
ing standards:
R U.S. Federal Mo torVe hicle Saf etySt andards
21 3 and 225
R Canadian Mo torVe hicle Saf etySt andards
21 3 and 210.2
Confirmation that thech ild restra int sy stem
complies with thest andards can be found on an
instruction label on thech ild restra int sy stem.
This confi rmation can also be found in the ins tal‐
lation instructions that are included with the
ch ild restra int sy stem. Occupant saf
ety47
De
tecting risks, avoiding dan ger Securing sy
stems forch ild restra int sy stems
in theve hicle
Only use thefo llowing securing sy stems forch ild
re stra int sy stems:
R theLA TC H-type (ISOFIX) mounting brac kets
R theve hicle's seat belt sy stem
Ins talling a LATC H-type (ISOFIX) child restra int
sy stem is prefer red.
Simply attaching tothe securing rings on the
ve hicle can reduce therisk of ins talling thech ild
re stra int sy stem incor rectl y.
When securing a child with the integrated seat
belt of theLA TC H-type (ISOFIX) child restra int
sy stem, alw ays comply with the permissible
gross weight forth ech ild and child restra int sys‐
te m (→ page 52).
A boos ter seat may be necessary toachie ve
proper seat belt positioning forch ildren over
40 lbs (18 kg) in weight or until they reach a
height where a thre e-point seat belt can be
ins talled proper lywithout a boos ter seat. Mercedes-Benz
recommends a suitable child
boos ter seat with a backrest and seat belt guide.
Ad vantage of a rear wa rd-facing child
re stra int sy stem
It is preferable totranspo rta baby or a small
ch ild in a suitable rear wa rd-facing child restra int
sy stem. In this case, thech ild sits in the oppo‐
site direction tothe direction of tr avel and faces
ba ckwa rds.
Babies and small children ha vecompa ratively
we ak neck muscles in relation tothe size and
we ight of their head. The risk of injury tothe cer‐
vical spine during an accident can be reduced in
a re ar wa rd-facing child restra int sy stem.
Alw ays secure a child restra int sy stem cor‐
re ctly &
WARNING Risk of inju ryor death caused
by incor rect ins tallation of thech ild
re stra int sy stem
If th ech ild restra int sy stem is incor rectly
ins talled on a suitable seating position, it
cannot per form its intended pr otective func‐
tion. The
child cannot be restra ined in theeve nt of
an accident, heavy braking or a sudden
ch ange of direction. #
Alw ays comply with the manufacturer's
ins tallation instructions forth ech ild
re stra int sy stem and its cor rect use. #
Makesure that the entire base of the
ch ild restra int sy stem alw aysre sts on
th e sitting sur face of the seat. #
Never place objects under or behind
th ech ild restra int sy stem, e.g. cush‐
ions. #
Alw ays use child restra int sy stems with
th e original co ver designed forth em. #
Alw aysre place damaged co vers with
ge nuine co vers. &
WARNING Risk of inju ryor death from
unsecured child restra int sy stems in the
ve hicle
If th ech ild restra int sy stem is not cor rectly
ins talled or secured, it could release in the 48
Occupant saf ety
#
With th e handle pointing upwards, insert the
mechanical key in tothe trunk lock as far as it
will go. #
Turn the mechanical key clo ckwise from posi‐
tion 0047toposition 0048. #
Turn the mechanical key back toposition 0047
and remo veit.
% Ifyo u use the mechanical keyto unlo ckand
open the trunk lid, the anti- theft alarm sys‐
te m will be triggered. Ac
tivating/deactivating the trunk lid opening
height restriction Multimedia sy
stem:
, Vehicle .
î Vehicle Set-
tings .
Trunk Lid Restriction
This function allo wsyouto av oid bumping the
trunk lid on a low garage ceiling, forex ample. #
Activate 0073or deacti vate 0053 the function. Side windo
ws Opening and closing
the side windo ws &
WARNING Risk of entrapment when
opening a side window
When opening a side windo w,parts of the
body could be dr awn in or become trapped
between the side window and window frame. #
When opening, make sure that nobody
is touching the side windo w. #
If someone is trapped, release the but‐
to n immedia tely or pull it in order to
close the side window again. &
WARNING Risk of becoming trapped
when closing a side window
When closing a side windo w,body parts
could be trapped in the closing area in the
process. #
When closing, make sure that no body
parts are in the closing area. #
If someone is trapped, release the but‐
to n immedia tely or press the button in
order toreopen the side windo w. &
WARNING Risk of becoming trapped
when children opera tethe side windo ws
Children could become trapped if they oper‐
ate the side windo ws, particularly when unat‐
te nded. #
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. Re
quirements:
R The po wer supply or the ignition is switched
on. 72
Opening and closing
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
#
Alw ays drive with the head restra ints
ins talled. #
Before driving off, make sure forev ery
ve hicle occupant that the center of the
head restra int supports the back of the
head at about eye le vel. Do not inter
change the head restra ints of the
front and rear seats. Otherwise, you will not be
able toadjust the height and angle of the head
re stra ints cor rectl y.
Ad just the head restra int fore -and-aft position so
th at it is as close as possible tothe back of your
head. &
WARNING Risk of inju ryor death due to
incor rect seat position
The seat belt does not of ferth e intended
le ve l of pr otection if you ha venot mo vedthe
seat backrest toan almost vertical position.
When braking or in theeve nt of an accident,
yo u could slide underneath the seat belt and
sus tain abdominal or neck injuries, forex am‐
ple. #
Adjust the seat proper lybefore begin‐
ning your journe y. #
Alw ays ensure that the seat backrest is
in an almost vertical position and that
th e shoulder section of your seat belt is
ro uted across the center of your shoul‐
der. *
NO
TEDama getothe seats when moving
th e seats back The seats may be damaged
byobjects when
moving the seats bac k. #
When moving the seats bac k,make
sure that there are no objects in the
fo ot we ll, under or behind the seats. 1
Head restra int height
2 Head restra int height
3 Seat height
4 Seat cushion inclination
5 Seat cushion length
6 Seat fore -and-aft position
7 Seat ba ckrest inclination Seats and
stowing 87
#
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
#
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 inju rydue tohead
re stra ints which are not ins talled or are
adjus ted inco rrectly
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. #
Alw ays drive with the head restra ints
ins talled. #
Before driving off, make sure forev ery
ve hicle occupant that the center of the
head restra int supports the back of the
head at about eye le vel. Do not inter
change the head restra ints of the
front and rear seats. Otherwise, you will not be able
toadjust the height and angle of the head
re stra ints cor rectl y.
Ad just the head restra int fore -and-aft position so
th at it is as close as possible tothe back of your
head. #
Tomo veforw ards: pullthe head restra int
fo rw ards. #
Tomo vebackwards: pressrelease knob 1
and push the head restra int backwards.
Lo weri ngthere ar seat head restra ints elec‐
trically from the front compa rtment
Re quirements:
R The po wer supply is switched on #
Press button 1.
% Depending on the model, button 1is loca‐
te d on the door control panel on the driver's
side.
Extending there ar seat head restra ints elec‐
trically from the front
Re quirements:
R The po wer supply is switched on Seats and
stowing 89
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