Page 54 of 521

We
ight categories
Front passenger airbag enabled 1
Front passenger airbag disa‐
bled 1, 2 Re
ar seat left, right
Category 0: upto10 kg XU ,LU , L
Category 0+: upto13 kg XU ,LU , L
Category I: 9to 18 kg UF,LU ,LU , L
Category II: 15to25 kg UF,LU ,LU , L
Category III: 22to36 kg UF,LU ,LU , L
1 Ad just the seat cushion inclination tothe highest/s teepest position and set the seat backrest toan upright position.
2 The vehicle is equipped with an automatic front passenger airbag shutoff. The PASSENGER AIR BAG OFF indicator lamp must be lit. Suitability of
the seats for attaching ISOFIX
ch ild restra int sy stems
Obser vethefo llowing information:
R When using a baby car seat of cate‐
gory 0/0+ and a rear wa rd-facing child
re stra int sy stem of category I on a rear
seat: adjustthe driver's and front passenger
seat such that the seat does not touch the
ch ild restra int sy stem. R
When using a forw ard-facing child
re stra int sy stem of category I: remo vethe
head restra int from there spective seat, if
possible (→ page 93). In addition, the seat
backrest of thech ild restra int sy stem must,
as far as possible, lie flat against the back‐
re st of theve hicle seat.
R When youre mo vethech ild restra int sy stem,
fi t th e head restra int immediately (→
page 93) and adjust all the head
re stra ints again cor rectl y.
R For cer tain child restra int sy stems in weight
categories II or III, there might be restrictions
in the maximum size setting, e.g. due topos‐
sible con tact wi th thero of.
R Make sure that thech ild's feet do not touch
th e front seat. If necessar y,mo vethe front
seat forw ard slightl y. Occupant saf
ety51
Page 56 of 521

We
ight categories Size categoryEquipment Rear seat
Left ,ri ght
Category 0+: upto13 kgand appr ox.15 months E
D
CISO/R1
ISO/R2
ISO/R3IL
IL
IL
1
Category I:9to 18 kgand between appr ox. 9 months and 4 yearsD
C
B
B1
A ISO/R2
ISO/R3
ISO/F2
ISO/F2X
ISO/F3IL
IL
1
IUF
IUF
X
1 When using a child restra int sy stem of size category C (ISO/R3), mo vethe front seat tothe highest position and mo vethe seat backrest toan
upright position. Make sure that the seat backrest of the front seat does not rest against thech ild restra int sy stem. Suitability of
the seats for attaching i‑Size
ch ild restra int sy stems
Obser vethefo llowing information:
R When using a rear wa rd-facing child
re stra int sy stem: adjust the front seat so
th at it does not touch thech ild restra int sys‐
te m. R
When using a forw ard-facing child
re stra int sy stem: remo vethe head restra int
from there spective seat, if possible
(→ page 93). In addition, the seat backrest of
th ech ild restra int sy stem must, as far as
possible, lie flat against the backrest of the
ve hicle seat. R
When youre mo vethech ild restra int sy stem,
fi t th e head restra int immediately
(→ page 93) and adjust all the head
re stra ints again cor rectly.
R Makesure that thech ild's feet do not touch
th e front seat. If necessar y,mo vethe front
seat forw ard slightl y. Occupant saf
ety53
Page 85 of 521

#
Fitthe draught stop as described. #
Do not place objects on thefitted
draught stop. *
NO
TEDama getothefo lding draught
st op or vehicle interior The
vehicle interior or thefo lding draught
st op can be damaged if fitted when the soft
to p closed. #
Tofit, open the soft top. *
NO
TEFront seat backrest position The
folding draught stop may collide with the
front seat backrests when fitted. #
Adjust the backrest positions of the
front seats. The
folding draught stop is fitted overth ere ar
seats toprotect against wind when driving with
th e soft top open. Only the front seats can be
occupied when thefo lding draught stop is fitted. The bag containing
thefo lding draught stop is
attached totheth ro ugh-loading feature behind
th ere ar seats. If youwa nttouse theth ro ugh-
loading feature, loosen the bag's lashing stra ps
and stow them in the boot. Fasten the lashing
st ra ps tothe luggage hook.
Yo u should preferably per form operations in volv‐
in g th efo lding draught stop on the side facing
aw ay from traf fic. #
Open all side windo wsand the soft top. #
Foldthere ar seats forw ard toremo vethe
bag. #
Remo vethefo lding draught stop from the
bag. #
Fold out folding draught stop 1 as shown. #
Fold out the two brac kets 2 tothe left and
ri ght. 82
Opening and closing
Page 90 of 521

Cor
rect driver's seat position &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle 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 ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion
R ifyo ufast enyour seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel or the mir ror and fasten
yo ur seat belt. Obser
vethefo llowing when adjusting steering
wheel 1, seat belt 2and driver's seat 3:
R you are as faraw ay from the driver's airbag
as possible
R you are sitting in a no rmal upright position
R your thighs are slight lysuppor tedby the seat
cushion R
your legs are not entirely stre tched and you
can dep ress the pedals properly
R the back of your head is suppo rted at eye
le ve lby the cent reofthe head restra int
R you can hold thesteering wheel with your
arms slightly bent
R you can mo veyour legs freely
R you can see all the displa ysinthe instrument
clus ter clea rly
R you should ha vea good overview of traf fic
conditions
R the seat belt is pulled snugly against the
body and must be routed across the cent re
of your shoulder and across your hips in the
pelvic area Seats and
stowing 87
Page 91 of 521

Seats
Ad
justing the front seat mechanically and
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 eke y with you and lock theve hicle.
This also applies tomobile phones if the
"Digital Car Key in the smartphone"
function is activated via the Mercedes
connect me web App. #
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. #
Make sure when adjusting a seat 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 accident due tothe
driver's seat not being engaged
If th e driver's seat is not engaged, it could
mo veunexpectedly while theve hicle is in
motion.
This could cause youto lose control of the
ve hicle. #
Alw ays make sure that the driver's seat
is engaged before starting theve hicle. &
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 fitted or are
adjus ted incor rectly
If head restra ints are not fitted or are adjus‐
te d incor rectl y,they cannot pr ovide pr otec‐
tion 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. 88
Seats and stowing
Page 92 of 521

#
Alw ays drive with the head restra ints
fi tted. #
Before driving off, ma kesure forev ery
ve hicle occupant that the cent reofthe
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 cannot
adjust 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 cent reofyour 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 or under or behind the seats. 1
Seat backrest inclination
2 Seat height
3 Seat cushion inclination
4 Seat fore -and-aft position
5 Seat cushion length #
Toadjust the seat fore -and-aft position:
lift le ver4 and slide the seat forw ards or
backwards. Seats and
stowing 89
Page 93 of 521
#
Make sure that the seat is engaged. #
Toadjust the seat cushion length: lift lever
5 and slide the front section of the seat
cushion forw ards or bac k. Ad
justing the front seat electrically 1
Head restra int height
2 Seat backrest inclination 3
Seat height
4 Seat cushion length
5 Seat cushion inclination
6 Seat fore -and-aft adjustment #
Save the settings with the memory function
(→ page 101). Ad
justing the front passen ger seat from the
driver's seat electrically Re
quirement:
R The po wer supp lyis switched on
This function is only available on vehicles with an
electrically adjus table front passenger seat. Yo
u can call up thefo llowing functions forthe
front passenger sea t:
R Seat adjustment
R Seat hea ter
R Seat ventilation
R Memory function 90
Seats and stowing
Page 94 of 521
#
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 in the door control panel on the driv‐
er's side. Ad
justing the 4-w aylumbar support 1
Toraise
2 Tosof ten
3 Tolower
4 Toharden #
Using buttons 1to4 , adjust the conto ur
of the backrest individually tosuit your bac k. Head
restra ints Ad
justing the head restra ints on the front
seats &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle 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 ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion
R ifyo ufast enyour seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel or the mir ror and fasten
yo ur seat belt. Seats and
stowing 91