sy
stem in this Owner's Manual in addi‐
tion tothech ild restra int sy stem manu‐
fa cturer's ins tallation instructions. &
WARNING Risk of inju ryor fata l injury
due toincor rect positioning of thech ild
re stra int sy stem
If yo u secure a child in a forw ard-facing child
re stra int sy stem on the front passenger seat
and you position the front passenger seat too
close tothe cockpit, in theeve nt of an acci‐
dent, thech ild could:
R come into con tact wi thparts of theve hi‐
cle's interior if thePA SSENGER AIR BAG
OFF indicator lamp is lit, forex ample.
R bestru ck bythe airbag if thePA SSENGER
AIR BAG ON indicator lamp is lit. #
Alw ays mo vethe front passenger seat
as far back as possible. Alw ays make
sure that the shoulder belt stra p is cor‐
re ctly routed from the belt loop on the
ve hicle tothe shoulder belt guide on
th ech ild restra int sy stem. The shoulder belt
stra p must be routed forw ards and
down wards from the belt loop. #
Alw ays obser vethe information on suit‐
able positioning of thech ild restra int
sy stem in this Owner's Manual in addi‐
tion tothech ild restra int sy stem manu‐
fa cturer's ins tallation instructions. The permanently lit
PASSENGER AIR BAG OFF
indicator lamp sho wsyouth at the front
passenger front airbag is disabled.
The ignition is switched on:
R The PASSENGER AIR BAG ON indicator lamp
lights up brief lyifth e sensor sy stem forthe
automatic child seat recognition on the front
passenger seat de tects a special Mercedes-
Benz child restra int sy stem with transpond‐
ers.
R The PASSENGER AIR BAG ON indicator lamp
lights up for 60 seconds if an occupant is
de tected on the front passenger seat. The
PA SSENGER AIR BAG OFF indicator lamp
does not light up.
If th ePA SSENGER AIR BAG ON indicator lamp is
off, on lythePA SSENGER AIR BAG OFF indicator
lamp sho wsthest atus of the front passenger
front airbag. The PASSENGER AIR BAG OFF indi‐
cator lamp may be lit continuously or be off.
Obse rveth efo llowing information:
R Suitability of seats for attaching belt-secu red
ch ild restra int sy stems (/ page57) Occupant saf
ety53
R
forw ard-facing and rear wa rd-facing child
re stra int sy stems on the front passenger seat
(/ page 57) Securing
thech ild restra int sy stem with the
seat belt Note
s onthe suitability of seats for attach‐
ing belt-secured child restra int sy stems
Fr ont passenger seat – NotesNote
s onchild restra int sy stems on the front passenger seat
R If it is absolutely necessary foryo uto fit a child restra int sy stem tothe front passenger seat, be sure toobser vethe information on child restra int
sy stems on the front passenger seat (/ page 59).
Obser vethe specific instructions forth ere ar wa rd-facing and forw ard-facing child restra int sy stems. If the front passenger seat is occupied, ensure,
bo th before and during the journe y,that thest atus of the front passenger front airbag is cor rect forth e cur rent situation (/ page 40). Fr
ont passenger seat (vehicles without AMG buc ket seats) We
ight categor yF ront passenger front airbag enabled
Front passenger front airbag disabled 1
1 The vehicle is equipped with automatic front passenger front airbag shutoff. The
PA SSENGER AIR BAG OFF indicator lamp must be lit.
Category 0: upto10 kg XX
Category 0+: upto13 kg XX 54
Occupant saf ety
Securing
thech ild restra int sy stem with the
seat belt on the front passenger seat
When fitting a belt-secu redch ild restra int sys‐
te m on the front passenger seat, alw ays obser ve
th efo llowing:
O Obser
vethech ild restra int sy stem manufac‐
turer's ins tallation and operating instruc‐
tions.
O Fo
r a child restra int sy stem in the "Univer‐
sal" or "Semi-Universal" categor y,make
sure that the sy stem has been appr oved for
th eve hicle seat.
Obser vethe no tes under "Suitability of
seats for attaching belt-secu redch ild
re stra int sy stems" (/ page54).
O The backrest of
thefo rw ard-facing child
re stra int sy stem must, as far as possible, be
re sting on the seat backrest of the front
passenger seat.
O Fo
r cer tain child restra int sy stems in weight
group II or III, there may be restrictions in
th e maximum size setting, e.g. due topossi‐
ble con tact wi th thero of. O
The
child restra int sy stem must not be put
under stra in between thero of and the seat
cushion and/or be fitted facing the wrong
direction. Adjust the seat backrest inclina‐
tion accordingly.
O The
child restra int sy stem must not be put
under stra in by the head restra ints. Adjust
th e head restra ints according ly.
O Ne
ver place objects under or behind the
ch ild restra int sy stem, e.g. cushions. #
Set the front passenger seat as far back as
possible and mo vethe seat into the highest
position. #
Set the seat backrest toan almost vertical
position. #
Fitthech ild restra int sy stem.
The entire base of thech ild restra int sy stem
must alw aysre st on the sitting sur face of the
front passenger seat. #
Alw ays make sure that the shoulder belt
st ra p is cor rectly routed from the seat belt outlet of
theve hicle tothe shoulder belt
guide on thech ild restra int sy stem.
The shoulder belt stra p must be routed for‐
wa rds and down wards from the seat belt out‐
let. #
If necessar y,adjust the front passenger seat
accordingly. Note
s on pets in theve hicle &
WARNING Risk of accident and inju ry
due toanimals left unsecured or unat‐
te nded in theve hicle
If yo u lea veanimals in theve hicle unatten‐
ded or unsecured, they could possib lypress
down buttons or switches.
Thereby an animal may:
R activate vehicle equipment and become
trapped, forex ample
R swit chsystems on or off and endanger
ot her road users Occupant saf
ety59
Note
s onthe 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. Ensure
thefo llowing when adjusting thesteering
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 an upright position
R your thighs are slight lysuppor tedby the seat
cushion R
your legs are not fully extended and you can
depress 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 yson the instru‐
ment clus ter clea rly
R you ha vea good overview of the traf fic con‐
ditions
R your seat belt is pulled snug lyagainst your
body and is routed across the cent reofyour
shoulder and across your hips in the pelvic
area Seats and
stowing 79
Seats
Ad
justing the front seat mechanically &
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 tothe digital vehicle
ke y if the "Digital Vehicle Key" function
is activated via Mercedes me connect. #
Never lea vechildren unat tended in the
ve hicle. &
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 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. 80
Seats and stowing
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 inco rrectly
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. &
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. #
Toadjust the seat fore -and-aft position:
lift le ver1 and slide the seat into the
desired position. #
Make sure that the seat is engaged in posi‐
tion. #
Toadjust the seat heigh t:push or pull le ver
2 until the desired position has been
re ached. Seats and
stowing 81
Ad
justing the AMG Performance seat To
adjust the conto ur ofthe seat and for
impr oved lateral support, you can adjust the
front seats individually.
On the front passenger seat, you can adjust on ly
th e seat side bols ters of the seat backrest.
The AMG Performance seat is designed forthe
st andard thre e-point seat belt. If youfit a di ffer‐
ent multipoint seat belt, e.g. a sport or racing
seat belt, there stra int sy stem cann otprov ide
th e intended le vel of pr otection. #
Toadjust the seat side bols ters of the
seat cushion: press button1(nar rowe r) or
2 (wider). #
Toadjust the seat side bols ters of the
seat backres t:press button 3(nar rower)
or 4 (wider). Ad
justing the AMG spo rtbuc ket seat #
Toadjust the seat fore -and-aft position:
lift le ver1 and slide the seat into the
desired position. #
Make sure that the seat is engaged in posi‐
tion. Seats and
stowing 83
Yo
u can ha vethe seat height adjus tedto one of
th re e le vels. Todo this, consult a qualified spe‐
cialist workshop. Head
restra ints Ad
justing the head restra ints &
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 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. #
Toraise: pullthe head restra int up. #
Tolowe r:push the head restra int down. Switching
the seat heater on and off &
WARNING Risk of bu rns due torepeat‐
edly switching on the seat heater
Re peatedly switching on the seat heater can
cause the seat cushion and seat backrest
padding tobecome very hot.
The health of persons with limited temp era‐
ture sensitivity or a limited ability toreact to 84
Seats and stowing