Page 58 of 557
We
ight categories Front passenger airbag ena‐
bled Fr
ont passenger airbag disabled 1
Category III: 22to36 kg UF,LU , L
1 The vehicle is equipped with an automatic front passenger airbag shutoff. The PASSENGER AIR BAG OFF indicator lamp must be lit. Re
ar seats with out a belt airbag We
ight categories Left,right
Middle1
Category 0: upto10 kg U,LU , L
Category 0+: upto13 kg U,LU , L
Category I: 9to 18 kg U,LU , L
Category II: 15to25 kg U,LU
Category III: 22to36 kg U,LU
1 Child restra int sy stems with a supporting brac ket are not suitable forth is seat. Occupant saf
ety55
Page 59 of 557

Re
ar seats with a belt airbagWe
ight categories Left,right
Category 0: upto10 kg X
Category 0+: upto13 kg X
Category I: 9to 18 kg X
Category II: 15to25 kg
L1
Category III: 22to36 kg
L1
1 Only use the appr ovedch ild seats KIDFIX or KIDFIX XP. Ve
hicles with belt airbags: When securing a
ch ild in a child restra int sy stem on an outer rear
seat, it is essential toobser vethefo llowing
instructions:
R Only use a child restra int sy stem appr oved
by Mercedes-Benz.
R Obser vethe no tes in "Overview of recom‐
mended child restra int sy stems"
(→ page 59). R
Secure a rear wa rd-facing child restra int sys‐
te m with the ISOFIX child seat attachment or
th e i-Size child seat attachment.
R Secure a forw ard-facing child restra int sys‐
te m with the ISOFIX child seat attachment or
th e i-Size child seat attachment and, if pres‐
ent, theTo pTe ther anchorage. 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: adjust th e driver's and front passenger
seat such that the seat does not touch the
ch ild restra int sy stem. 56
Occupant saf ety
Page 61 of 557

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
IUF
1 When using a child restra int sy stem of the size category (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. In addi‐
tion, the seat backrest of thech ild restra int
sy stem must, as far as possible, lie flat
against the backrest of theve hicle seat. R
When youre mo vethech ild restra int sy stem
yo u must ins tallth e head restra int again
immediately and adjust all the head
re stra ints cor rectl y.
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. 58
Occupant saf ety
Page 62 of 557

R
Obser vethe manufacturer's ins tallation
instructions forth ech ild restra int sy stem. Legend
for the table:
X Not suitable for an i-Size child restra int
sy stem in the "Universal" categor y.
i‑U Suitable forfo rw ard-facing and rear‐
wa rd-facing i-Size child restra int sys‐
te ms in the "Universal" categor y. Fr
ont passenger seat Left rear seat Centrerear seat Rightrear seat
i‑Size child restra int sy stem Xi ‑UXi ‑UOverview of
recommended child restra int
sy stems Ve
hicles with belt airbags: When securing a
ch ild in a child restra int sy stem on an outer rear
seat, it is essential toobser vethefo llowing
instructions:
R Only use a child restra int sy stem appr oved
by Mercedes-Benz. -
Weight category 0, 0+ or 1: thech ild
re stra int sy stem must be ins talled on the
ISOFIX or i-Size child seat attachment.
- Weight category II/III: Only used the
appr ovedch ild seats KIDFIX or KIDFIX XP.
R Secure a rear wa rd-facing child restra int sys‐
te m with the ISOFIX child seat attachment or
th e i-Size child seat attachment. R
Secure a forw ard-facing child restra int sys‐
te m with the ISOFIX child seat attachment or
th e i-Size child seat attachment and, if pres‐
ent, theTo pTe ther anchorage.
R Obser vethe no tes in "Belt airbag in rear seat
belt" (→ page 35). Occupant saf
ety59
Page 93 of 557

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 90
Seats and stowing
Page 94 of 557

Seats
Ad
justing the front seat manually and elec‐
trically (without Seat Comfort Package) &
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 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. &
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. Seats and
stowing 91
Page 95 of 557

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. #
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 rydue toan incor‐
re ct 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 abdomen or neck injuries, forex am‐
ple. This poses an inc reased risk of injury or
ev en fata l injur y. #
Adjust the seat cor rectly before starting
th e 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. 92
Seats and stowing
Page 96 of 557
1
Seat ba ckrest inclination
2 Seat height
3 Seat fore -and-aft position #
Toadjust the seat fore -and-aft position:
lift le ver3 and slide the seat into the
desired position. #
Make sure that the seat is engaged. Ad
justing the front seat manually and elec‐
trically (with Seat Comfort Package) 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. #
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 backwards. Seats and
stowing 93