
1
Adjusts the seats electrically →
98
2 Switches the seat heater on/off →
101
3 Switches the seat ventilation on/o ff →
103
4 Adjusts the front passenger seat from the driv‐
er's seat →
98
5 &%Loc ks/unloc kstheve hicle →
72
6 Opens/closes the boot lid →
76
7 Adjusts and folds the outside mir rors out/in
electrically →
14 2
8 W Opens/closes theright side window →
83
9 W Opens/closes there ar right side window →
83
A Child saf ety lock forth ere ar side wind ows →
65
B W Opens/closes there ar left side wind ow→
83 C
W Opens/closes the left side window →
83
D Opens the door →
71
E Sets the memory function →
106
F Sets the seat fore -and-aft adjustment →
97
G Adjusts the seat cushion length →
97
H Adjusts the 4-w aylumbar support →
99
I Seat adjustment using the multimedia sy stem
J Adjusts the head restra ints →
99
K Adjusts the seat cushion inclination →
97
L Adjusting the seat height →
97
M Sets the seat backrest inclination →
97 At
aglance – Door control panel and seat adjustment 17

Diagnostics connection
The diagnostics connection is on ly intended for
th e connection of diagnostic devices at a quali‐
fi ed specialist workshop. &
WARNING Risk of accident due tocon‐
necting devices tothe diagnostics con‐
nection
If yo u connect equipment toa diagnostics
connection in theve hicle, it may af fect the
operation of vehicle sy stems.
As a result, the operating saf ety of theve hi‐
cle could be af fected. #
Only connect equipment toa diagnos‐
tics connection in theve hicle which is
appr ovedfo ryo ur vehicle byMercedes-
Benz. &
WARNING Risk of accident due to
objects in the driver's foot we ll
Objects in the driver's foot we ll may impede
pedal tr avel or block a depressed pedal. This jeopardises
the operating and road
saf ety of theve hicle. #
Stow all objects in theve hicle securely
so that they cannot getinto the driver's
fo ot we ll. #
Alw aysfit th efloor mats securely and
as prescribed in order toensure that
th ere is alw ays suf ficient room forthe
pedals. #
Do not use loose floor mats and do not
place floor mats on top of one ano ther. *
NO
TEBattery discharging from using
devices connected tothe diagnostics
connection Using devices at
the diagnostics connection
drains the batter y. #
Check thech arge leve l of the batter y. #
Ifth ech arge leve l is lo w,charge the
batter y,e.g. bydriving a considerable
dis tance. Connecting equipment
tothe diagnostics con‐
nection can lead toemissions monitoring infor‐
mation being reset, forex ample. This may lead
to theve hicle failing tomeet therequ irements of
th e next emissions inspection during the main
inspection. Qualified specialist
workshop
A qu alified specialist workshop has the neces‐
sary special skills, tools and qualifications to
cor rectly car ryout any necessary workon your
ve hicle. This particularly applies towo rkreleva nt
to saf ety.
Alw ays ha vethefo llowing workcar ried out on
yo ur vehicle at a qualified specialist workshop:
R workreleva nt tosaf ety
R service and maintenance work
R repair work
R modifications as well as ins tallations and
con versions
R workon electronic components 26
General no tes

&
WARNING Risk of inju ryor death when
additional restra int sy stems are not used
fo r persons with a smaller build
Pe rsons under 1.50 m tall cannot wearthe
seat belt cor rectly wi thout a suitable addi‐
tional restra int sy stem.
If th e seat belt is not worncor rectly, it can‐
not per form its intended pr otective function.
In addition, an incor rectly fastened seat belt
can also cause injuries, forex ample, in the
ev ent of an accident or when braking or
ch anging direction sudden ly.#
Alw ays secure persons under 1.50 m
ta ll in a suitable restra int sy stem. &
WARNING Risk of inju ryor death due to
bloc ked seat belt buckle or seat belt
anchorage
Objects next tothe front seat that block the
seat belt buckle or the moving seat belt
anchorage on the front seat impair the func‐
tion of the seat belt tensioners. The seat belt
tensioners may not function as
intended and the seat belt may no longer
pr ov ide the intended pr otection. #
Before starting the journe y,make sure
th at there are no objects around the
seat belt buckle or between the front
seat and door. &
WARNING Risk of inju ryor death due to
damaged or modified seat belts
Seat belts cann otprov ide pr otection in the
fo llowing situations:
R Ifth e seat belts are damaged, modified,
ex treme lydirty, bleached or dyed
R Ifth e seat belt buckle is damaged or
ex treme lydirty
R Ifth e seat belt tensioners, seat belt
anchorages or seat belt retractors ha ve
been modified
Seat belts may be damaged in an accident,
although the damage may not be visible, e.g.
due tosplinters of glass. Modified or damaged seat belts may
tear or
fa il, e.g. in an accident.
Modified seat belt tensioners could acciden‐
ta lly trigger or failto function as intended. #
Never modify the seat belts, seat belt
te nsioners, seat belt anchorages or seat
belt retractors. #
Makesure that the seat belts are
undamaged, not wornand clean. #
Alw ays ha vethe seat belts checked
immediately af ter an accident at a
qu alified specialist workshop. Mercedes-Benz
recommends that you on lyuse
seat belts which ha vebeen appr oved specifically
fo ryo ur vehicle byMercedes-Benz. &
WARNING Risk of inju ryor death from
deplo yedpy rotech nic seat belt tension‐
ers
Py rotech nic seat belt tensioners that ha ve
been deplo yed are no longer operational and
are unable toper form their intended pr otec‐
tive function. Occupant saf
ety35

#
Press and hold the seat belt outlet release
and slide seat belt outlet 3into the desired
position. #
Let go of the seat belt outlet release and
ensure that seat belt outlet 3locksinto
position.
Ve hicles with PRE-SAFE ®
:if th e front seat belt
is not pulled tight across your body, the seat belt
adjustment may automatically apply a cer tain
tigh tening forc e. Do not hold the seat belt tightly
while it is adjusting. You can activate and deacti‐
va te the seat belt adjustment function using the
multimedia sy stem.
Ve hicles with automatic front passen ger
front airbag deacti vation sy stem:
* NO
TEDeployment of the seat belt ten‐
sioner and side impact airbag when the
front passenger seat is unoccupied If
th e seat belt tongue is engaged in the seat
belt buckle of the unoccupied front
passenger seat, the seat belt tensioner and
th e side impact airbag may also deploy in the ev
ent of an accident along with other sys‐
te ms. #
Only one person should use each seat
belt at any one time. Ve
hicles without automatic front passen ger
front airbag deacti vation sy stem:
* NO
TEDeployment of the seat belt ten‐
sioner when the front passenger seat is
unoccupied If
th e seat belt tongue is engaged in the seat
belt buckle of the unoccupied front
passenger seat, the seat belt tensioner may
also depl oyintheev ent of an accident along
with other sy stems. #
Only one person should use each seat
belt at any one time. Re
leasing a seat belt #
Press there lease button in the seat belt
buckle and guide the seat belt back with the
seat belt tongue. Ac
tivating or deactivating seat belt adjust‐
ment via the multimedia sy stem Multimedia sy
stem:
, Vehicle .
Vehicle settings .
Belt
adjustment #
Activate or deacti vate the function. Seat belt
warning function for the driver and
front passen ger The
ü seat belt warning lamp in the instru‐
ment display is a reminder that all vehicle occu‐
pants must weartheir seat belts cor rectly.
In addition, an acoustic warning tone may sound.
As soon as the driver and front passenger fasten
th eir seat belts, the seat belt warning goes out. Fu
nction of there ar seat belt status display The
rear seat belt status display is on lyavailable
fo r cer tain countries. Occupant saf
ety37

In
this case, the front passenger airbag can‐
not per form its intended pr otective function,
e.g. when a person is seated in the front
passenger seat.
That person could, forex ample, come into
con tact wi th theve hicle interior, especially if
th e person is sitting too close tothe cockpit.
If th e front passenger seat is occupied,
alw ays ensure that:
R The classification of the person in the
front passenger seat is cor rect and the
front passenger airbag is enabled or disa‐
bled in accordance with the person in the
front passenger seat.
R The person is sea ted proper lywith a cor‐
re ctly fastened seat belt.
R The front passenger seat has been mo ved
as far back as possible. Fu
rther related subjects:
R Child restra int sy stem on the front passenger
seat (→ page 52). R
Suitable positioning of thech ild restra int sys‐
te m (→ page54). PRE-SAFE
®
sy stem PRE-
SAFE®
(Pre-Crash Saf ety-Sy stem) PRE-
SAFE®
is able todetect cer tain critical driv‐
ing situations and implement pre-em ptive meas‐
ures toprotect theve hicle occupants.
PRE-SAFE ®
can implement thefo llowing meas‐
ures independently of each other:
R Tightening the seat belts on the driver's seat
and front passenger seat.
R Closing the side windo ws.
R Vehicles with sliding sunroof: closingthe
sliding sunroof.
R Vehicles with memory function: moving
th e front passenger seat toa more favo ura‐
ble seat position.
R Vehicles with multicontour seat: increas‐
ing the air pressure in the seat side bols ters
of the seat backrest. R
PRE-SAFE ®
Sound: pr ovided that the multi‐
media sy stem is switched on, generates a
brief noise signal tostimulate the innate pro‐
te ctive mechanism of a person's hea ring.
* NO
TEDama gecaused byobjects in the
fo ot we ll or behind the seat The automatic adjustment of
the seat posi‐
tion may result in damage tothe seat and/or
th e object. #
Stow objects in a suitable place. Re
versing the PRE- SAFE®
sy stem measures If an accident did not occur,
the pre-em ptive
measures that we retak en are reve rsed.
Yo u will need toper form certain settings your‐
self. #
Ifth e seat belt pre-tensioning is not reduced,
mo vethe seat backrest back slightl y.
The locking mechanism releases. Occupant saf
ety45

In addition,
they may operate vehicle equip‐
ment. #
Never lea vechildren and animals unat‐
te nded in theve hicle. #
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. &
WARNING This poses an increased risk
of death due toheat strokeorexposure
to cold in theve hicle
If persons – particularly children – experi‐
ence prolonged exposure toextremely high
or low temp eratures, this poses a risk of
injury or evenfa ta l injur y. #
Never lea veanyone – pa rticularly chil‐
dren – unat tended in theve hicle. &
WARNING Risk of bu rns when thech ild
seat is exposed todirect sunlight
If th ech ild restra int sy stem is exposed to
direct sunlight or heat, parts could heat up.
Children could suf fer burns on these parts,
particularly on me tallic parts of thech ild
re stra int sy stem. #
Alw ays make sure that thech ild
re stra int sy stem is not exposed to
direct sunlight. #
Protect it with a blank et,fo rex ample. #
Ifth ech ild restra int sy stem has been
ex posed todirect sunlight, allow it to
cool before secu ring a child into it. #
Never lea vechildren unat tended in the
ve hicle. To
impr oveprotection forch ildren younger than
12 years old or under 1.50 m in height,
Mercedes-Benz recommends you obse rvethe
fo llowing information:
R Only secure children using a child restra int
sy stem which is appropriate tothe height, age and
weight of thech ild and suitable for
Mercedes-Benz vehicles. Be sure toobser ve
th e instructions for cor rect use of thech ild
re stra int sy stem.
R Alw ays ins tall a child restra int sy stem on a
re ar seat if possible.
R Onlyuse thefo llowing securing sy stems for
ch ild restra int sy stems:
- the seat belt sy stem
- the ISOFIX or i-Size mounting brac kets
- theTo pTe ther anchorages
R The manufacturer's ins tallation instructions
fo rth ech ild restra int sy stem.
R The warning labels in theve hicle interior and
on thech ild restra int sy stem. &
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. Occupant saf
ety47

1
ISOFIX mounting brac kets
2 i-Size mounting brac kets
* NO
TEDama getothe seat belt forthe
centre seat When
fitting a child restra int sy stem, the seat
belt forth e cent reseat could be damaged. #
Make sure that the seat belt is not trap‐
ped. #
Remo veeach co verfo r ISOFIX mounting
brac kets 1 or i‑Size mounting brac kets 2. #
Attach the ISOFIX child restra int sy stem to
bo th ISOFIX mounting brac kets 1 or i‑Size
mounting brac kets 2.
or #
Attach the i‑Size child restra int sy stem to
bo th i‑Size mounting brac kets 2. #
Afterre moving thech ild seat, replace each
co verfo r ISOFIX mounting brac kets 1 or
i‑Size mounting brac kets 2. Secu
ring TopTe ther &
WARNING Risk of inju ryor death if the
re ar seat backrests are not loc ked af ter
fi tting TopTe ther belts
If th ere ar seat backrests are not loc ked, they
could fold forw ards in theeve nt of an acci‐ dent, heavy braking or sudden
changes of
direction.
As a result, child restra int sy stems cann ot
per form their intended pr otective function.
Re ar seat backrests that are not loc ked can
also cause additional injuries, e.g. in the
ev ent of an accident. #
Alw ays lock rear seat backrests af ter
fi tting TopTe ther belts. #
Obser vethe lock verification indicator. If
th e seat backrest is not engaged and loc ked,
th is will be shown on the multifunction display
on the instrument clus ter.
The risk of injury can be reduced byTopTe ther
as TopTe ther pr ovides an additional connection
between thech ild restra int sy stem secured with
ISOFIX or i-Size and theve hicle.
The child restra int sy stem must be equipped
with a TopTe ther belt. Occupant saf
ety51

Re
commended "Universal" and "Semi-Universal" category ISOFIX child restra int sy stems We
ight categories Size categor yManufacturer Type Approval number
(E1 ...) Order number (col‐
our code: 9H95)
Catego ry0+:
up to13 kg
up toappr oximately
15 months EB
rita xRö mer BABY SAFE plu s0 4 301146B 6 6 86 8224
Catego ryI:
9 to 18 kg B1
BritaxRömer DUO plus0 4 301133A 00097037 00
A 000 970 58 00 %
You can obtain fur ther information on the
cor rect child restra int sy stem at any
Mercedes-Benz Service Centre. Child saf
ety loc ks Ac
tivating/deactivating the child saf ety lock
fo r the rear doors &
WARNING Risk of accident and inju ry
due tochildren left unat tended in the
ve hicle
If yo u lea vechildren unat tended in theve hi‐
cle, they may be able toset theve hicle in
motion, forex ample by:
R Releasing the parking brake. Occupant saf
ety63