0073
The backrest of
thefo rw ards- facing child
re stra int sy stem must, as far as possible,
re st on the backrest of there ar seat.
0073 Fo
r cer tain child restra int sy stems of weight
category II or III there may be limitations for
th e maximum size setting, e.g. due topossi‐
ble con tact wi th thero of.
0073 The
child restra int sy stem must not be ten‐
sioned between thero of and the seat cush‐
ion and/or be ins talled facing the wrong
direction. Where possible, adjust the seat
cushion inclination accordingly.
0073 The
child restra int sy stem must not be put
under stra in by the head restra int. Adjust the
head restra ints as appropriate.
0073 Make sure
that thech ild's feet do not touch
th e front seat. If necessar y,mo vethe front
seat slightly forw ards.
The seat belts on thefo llowing seats are equip‐
ped with a special seatbelt retractor:
R Co-driver seat
R Rear seats
When enabled, the special seatbelt retractor
ensures that the seat belts on the co-driver seat
and there ar seats do not slac ken once thech ild
re stra int sy stem is secured. (/ page 40).#
Installth ech ild restra int sy stem.
The base of thech ild restra int sy stem must
lie fully on the seat cushion of there ar seat. #
Always make sure that the shoulder belt strap
is cor rectly routed from the seat belt outlet of
th eve hicle tothe shoulder belt guide on the
ch 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.
Note s onrear wa rd-facing child restra int sys‐
te ms
The co-d rive r front airbag cannot be disabled.
Alw ays ins tall a rear wa rd-facing child restra int
sy stem on a suitable rear seat, but ne ver on the
co-driver seat. Obser vethe manufacturer's ins tal‐
lation and operating instructions forth ech ild
re stra int sy stem used.
Note s on a child restra int sy stem on the co-
driver seat
Ac cident statistics show that children secured on
th ere ar seats are safer than children secured on
th e front seats. Forth is reason, Mercedes-Benz stro
ngly advises that you ins tall a child restra int
sy stem on a rear seat.
Securing thech ild restra int sy stem with the
seat belt on the co-d rive r seat
When ins talling a belt-secured child restra int sys‐
te m on the co-driver seat, alw ays obser vethefo l‐
lowing:
0073 Obser
vethe manufacturer's ins tallation and
operating instructions forth ech ild restra int
sy stem used.
0073 The backrest of a
forw ard-facing child
re stra int sy stem must, as far as possible, lie
fl at against the backrest of the co-driver
seat.
0073 Fo
r cer tain child restra int sy stems of weight
category II or III there may be limitations for
th e maximum size setting, e.g. due topossi‐
ble con tact wi th thero of.
0073 The
child restra int sy stem must not be ten‐
sioned between thero of and the seat cush‐
ion and/or be ins talled facing the wrong
direction.
0073 The
child restra int sy stem must not be put
under stra in by the head restra int. Adjust the
head restra ints as appropriate.
0073 Ne
ver place objects under or behind the
ch ild restra int sy stem, e.g. cushions.
The seat belt on the co-driver side is equipped
with a special seatbelt retractor.
When enabled, the special seatbelt retractor
ensures that the seat belt does not slac ken once
th ech ild restra int sy stem is secured
(/ page 40). #
Set the co-driver seat as far back as possible
and mo vethe seat into the highest position
possible. #
Fully retract the seat cushion dep thadjust‐
ment. #
Set the seat cushion angle in such a wayth at
th e front edge of the seat cushion is in the
highest position and there ar edge of the seat
cushion is in the lo west position. #
Set the seat backrest tothe most vertical
position possible. #
Installth ech ild restra int sy stem.
The base of thech ild restra int sy stem must
lie fully on the co-driver seat cushion. #
Always make sure that the shoulder belt strap
is cor rectly routed from the seat belt outlet of Occupant saf
ety43
th
eve hicle tothe shoulder belt guide on the
ch 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 seat belt outlet and
th e co-driver seat as appropriate. Child saf
ety loc ks Ac
tivating/deactivating child saf ety loc ksfor
th e doors &
WARNING Risk of accident and inju ry
due tochildren left unat tended in the
ve hicle
If ch ildren are left unat tended in theve hicle,
th ey could:
R Open doo rs,th ereby endangering other
persons or road users.
R Get out and be stru ck byoncoming traf‐
fi c.
R Ope rate ve hicle equipment and become
trapped, forex ample.
In addition, thech ildren could also set the
ve hicle in motion, forex ample by:
R Releasing the parking brake.
R Changing the transmission position.
R Starting theve hicle. #
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. #
Keep theve hicle key out of reach of
ch ildren. &
WARNING Risk offata l injury due to
ex posure toextreme heat or cold in the
ve hicle
If people – particular lych ildren – are exposed
to extreme temp eratures over an extended
pe riod of time, there is a risk of serious or
eve nfa ta l injur y. #
Never lea veanyone – pa rticularly chil‐
dren – unat tended in theve hicle. #
Never lea veanimals in theve hicle unat‐
te nded. &
WARNING Risk of accident and injury
due tochildren left unat tended in the
ve hicle
If ch ildren are tra veling in theve hicle, they
could, in pa rticular:
R Open doors, thereby endangering other
persons or road users
R Get out and be stru ck byoncoming traf fic
R Operate vehicle equipment and become
trapped, forex ample #
Always activate thech ild saf ety loc ks
ins talled if children are tra veling in the
ve hicle. #
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. The
following doors ha vechild saf ety loc ks:
R Sliding doo rs
The child saf ety loc kson the doors secure each
door separatel y.The doors can no longer be
opened from the inside (e xception: electric slid‐
ing door). When theve hicle is unloc ked, the door
can be opened from the outside.
If th e electric sliding door is secured, only the
sliding door controls in there ar compartment are
deactivated. The electric sliding door can be
opened at any time using the switch in the center
console Example: sliding door
child saf ety lock #
Slide child saf ety lock bolt 1toposition 0048
(activate) or 0049(deactivate). 44
Occupant saf ety
Cor
rect driver's seat position &
WARNING Risk of inju ryfrom adju sting
th eve hicle settings while theve hicle is in
motion
Yo u could lose control 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 ufast enyour 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. Comply with
thefo llowing when adjusting steer‐
ing wheel 3, safety belt 2and driver's seat 1:
R Sit as faraw ay as possible from the driver's
airbag.
R Sit in an upright position.
R Your thighs are slight lysuppor tedby the seat
cushion.
R Your legs are not fully extended and you can
easily fully press on the pedals.
R The back of your head is suppo rted at eye
le ve lby the middle part of the head restra int.
R You can reach thesteering wheel with your
arms in a slightly bent position.
R You can mo veyour legs freel y.
R You can easily see all displ ays on the instru‐
ment displa y. R
You ha vea good overview of the traf fic situa‐
tion.
R Your saf ety belt fits securely around your
body and runs across the middle of your
shoulder, your pelvic area and groin. Seats
Ad
justing the front seats manually (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 e SmartK eywith you and lock the
ve hicle. #
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. #
Always make sure that the driver's seat
is engaged before starting theve hicle. 64
Seats and stowage
&
WARNING Risk of inju ryfrom adju sting
th eve hicle settings while theve hicle is in
motion
Yo u could lose control 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 ufast enyour 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
ot her vehicle occupants could be trapped and
th ereby injured.
Children in particular could accidentally press
th e 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. #
Always 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 toset the height and inclination of the head
re stra ints tothe cor rect position. Using
the head restra int fore -and-aft adjustment,
adjust the head restra int so that it is as close to
th e back of the head as possible. &
WARNING Risk of inju ryor death due to
incor rect seat position
The seat belt does not of ferth e intended le vel
of pr otection if you ha venot mo vedth e seat
backrest toan almost vertical position.
When braking or in theeve nt of an accident,
yo u could slide unde rneath the seat belt and
sus tain abdominal or neck injuries, forex am‐
ple. #
Adjust the seat properly before begin‐
ning your journe y. #
Always 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
th at there are no objects in thefo ot we ll,
under or behind the seats. 1
Seat fore -and-aft position
2 Seat height
3 Seat ba ckrest inclination
% Depending on
the seat model, cer tain adjust‐
ment options may not be available. Seats and
stowage 65
#
Toset the seat fore -and-aft adjustment:
ra ise le ver1 and slide the seat into the
re qu ired position. #
Ensure that the seat is engaged. #
Toset the seat heigh t:ke ep on pressing or
pulling le ver2 until therequ ired seat height
has been reached. #
Toset the seat backrest inclination: rotate
handwheel 3forw ards and backwards until
th ere qu ired position has been reached. Ad
justing the front seats mechanically (with
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 e SmartK eywith you and lock the
ve hicle. #
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. #
Always make sure that the driver's seat
is engaged before starting theve hicle. &
WARNING Risk of inju ryfrom adju sting
th eve hicle settings while theve hicle is in
motion
Yo u could lose control 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 ufast enyour 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
ot her vehicle occupants could be trapped and
th ereby injured.
Children in particular could accidentally press
th e 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. #
Always 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 toset the height and inclination of the head
re stra ints tothe cor rect position. 66
Seats and stowage
Using
the head restra int fore -and-aft adjustment,
adjust the head restra int so that it is as close to
th e back of the head as possible. &
WARNING Risk of inju ryor death due to
incor rect seat position
The seat belt does not of ferth e intended le vel
of pr otection if you ha venot mo vedth e seat
backrest toan almost vertical position.
When braking or in theeve nt of an accident,
yo u could slide unde rneath the seat belt and
sus tain abdominal or neck injuries, forex am‐
ple. #
Adjust the seat properly before begin‐
ning your journe y. #
Always 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
th at there are no objects in thefo ot we ll,
under or behind the seats. Sample image of comfort suspension seat
1 Seat cushion length
2 Seat backrest inclination
3 Seat height
4 Seat cushion inclination
5 Seat fore -and-aft position 6
Seat suspension
7 Vibration limiting
% Depending on
the seat model, cer tain adjust‐
ment options may not be available. #
Toadjust the seat cushion length: raise
le ve r1 and slide the front part of the seat
cushion forw ards or backwards. #
Toset the seat backrest inclination: rotate
handwheel 2forw ards and backwards until
th ere qu ired position has been reached. #
Toset the seat heigh t:pull or push le ver3
until there qu ired position has been reached. #
Toset the seat cushion inclination: rotate
handwheel 4forw ards and backwards until
th ere qu ired position has been reached. #
Toset the seat fore -and-aft adjustment:
ra ise le ver5 and slide the seat into the
re qu ired position. #
Ensure that the seat is engaged. #
Toset the seat suspension: take thewe ight
off the seat. #
On handwheel 6, setthe body weight (88 lb
(40 kg)to 264 lb (120 kg)) so that the seat
suspension works optimall y.Ifyo u set a
higher weight, the seat suspension will
become firm er. The seat will then not vibrate
as much. If the seat vibrates of ten and signifi‐
cantly, you can engage it in the lo wer area. #
Toengage vibration limiting: turn lever7
upwards.
The next time the seat vibrates, it will engage. #
Torelease vibration limiting: turn lever7
to theright.
The seat can vibrate. 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 while the ignition is
off. Seats and
stowage 67
&
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. #
Always make sure that the driver's seat
is engaged before starting theve hicle. &
WARNING Risk of inju ryfrom adju sting
th eve hicle settings while theve hicle is in
motion
Yo u could lose control 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 ufast enyour 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
ot her vehicle occupants could be trapped and
th ereby injured.
Children in particular could accidentally press
th e 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. #
Always 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 toset the height and inclination of the head
re stra ints tothe cor rect position.
Using the head restra int fore -and-aft adjustment,
adjust the head restra int so that it is as close to
th e back of the head as possible. &
WARNING Risk of inju ryor death due to
incor rect seat position
The seat belt does not of ferth e intended le vel
of pr otection if you ha venot mo vedth e seat
backrest toan almost vertical position.
When braking or in theeve nt of an accident,
yo u could slide unde rneath the seat belt and
sus tain abdominal or neck injuries, forex am‐
ple. #
Adjust the seat properly before begin‐
ning your journe y. #
Always 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
th at there are no objects in thefo ot we ll,
under or behind the seats. 68
Seats and stowage
#
Adjust the seat into the desired position. #
Press memory button M toge ther with one of
th e preset position buttons 1,2 or 3.
An acou stic signal sounds. The settings are
st ored. #
Tocall up: press and hold there leva nt preset
position button 1,2 or 3 until the front seat is
in thestored position. Ro
tating the front seats &
WARNING Risk of inju ryor death if the
driver's seat and front-passen ger seat
are not engaged
If th e driver's and front-passenger seats are
not engaged in the direction of tr avel during
th e trip, there stra int sy stems cann otoffer
pr otection as intended. #
Enga gethe driver's and front-passenger
seat in the direction of tr avel before the
engine is star ted. &
WARNING Risk of inju ryfrom adju sting
th eve hicle settings while theve hicle is in
motion
Yo u could lose control 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 ufast enyour 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. Yo
u can rotate the driver's and front passenger
seat 50° and 180°. The seats engage bo thin and
opposite tothe direction of tra vel as well as at
50° totheex it. #
Ensure that the parking brake is applied and
th e brake le ver is folded down wards as far as
it will go (/ page141). #
Adjust thesteering wheel in such a wayth at
th ere is suf ficient free space torotate and
adjust the driver's seat (/ page76). #
Slide the front passenger seat forw ard before
ro tating it (/ page 64). #
Torotate the seat: push lever1 towa rds
th e door and rotate the seat slightly in wards.
The rotation device is unloc ked. #
Release le ver1 again. #
Rotate the seat byaround 50° out wards or
in wa rds into therequ ired position. 70
Seats and stowage