
in accordance with UN R129
(/
page 60).
Child restra int sy stems that are permit ted
in accordance with UN R44 as per the
ISOFIX tables (/ page61) or UN R129 as
per thefo llowing i‑Size tables may be
attached.
i‑Size child restra int sy stems (ISO/R2, ISO/
F2X, ISO/B2, ISO/B3) Fr
ont passenger
seat Left/right
rear seat
Xi ‑U
X Not suitable for an i-Size
ch ild restrai nt sy stem in the
"Universal" categor y.i-U Suitable
forfo rw ard-facing
and rear wa rd-facing i-Size
ch ild restrai nt sy stems in the
"Universal" categor y. Fi
tting an ISOFIX or i‑Size child restra int sys‐
te m on the rear seat &
WARNING Risk of accident if there ar
ben chseat, rear seat and seat backrest
are not engaged
The rear ben chseat, rear seat and seat back‐
re st may fold forw ards, even while theve hi‐
cle is in motion.
R As a result, theve hicle occupant will be
pressed into the seat belt with increased
fo rc e. The seat belt will not be able to
pr otect as intended and could cause
additional injur y.
R Objects or loads in the boot or load com‐
partment cann otbe restra ined bythe
seat backrest. #
Make sure that there ar ben chseat, the
re ar seat and the seat backrest are
engaged before everytrip. If
th ere ar seat backrest is not engaged and
loc ked in place, there d lock verification indica‐
to r will be visible. &
WARNING Risk of injury or death ifthe
permissible gross mass of thech ild and
ch ild restra int sy stem toget her is excee‐
ded.
To o much load may be placed on the ISOFIX
or i‑Size child restra int sy stems and thech ild
may not be restra ined cor rectly in theeve nt
of an accident, forex ample. #
Ifth ech ild and thech ild restra int sys‐
te m toget her weigh more than 33 kg,
only use an ISOFIX or i‑Size child
re stra int sy stem with which thech ild is
secured with theve hicle seat belt. #
Also secure thech ild restra int sy stem
with theTo pTe ther belt, if available. Alw
ays comply with the information about the
mass of thech ild restra int sy stem:
R inthe manufacturer's ins tallation and operat‐
ing instructions forth ech ild restra int sy stem
used
R on a label on thech ild restra int sy stem, if
present Occupant saf
ety63 

L Suitable
for semi-universal child restra int sy stems
according totheta ble in "Recommended child
re stra int sy stems", or if theve hicle and the seat are
lis ted in thech ild restrai nt sy stem manufacturer's
ve hicle model list.
UF Suitable forfo rw ard-facing child restra int sy stems
of the "Universal" category in this we ight categor y. Securing
thech ild restra int sy stem with the
seat belt on there ar seat &
WARNING Risk of accident if there ar
ben chseat, rear seat and seat backrest
are not engaged
The rear ben chseat, rear seat and seat back‐
re st may fold forw ards, even while theve hi‐
cle is in motion.
R As a result, theve hicle occupant will be
pressed into the seat belt with increased
fo rc e. The seat belt will not be able to
pr otect as intended and could cause
additional injur y. R
Objects or loads in the boot or load com‐
partment cann otbe restra ined bythe
seat backrest. #
Make sure that there ar ben chseat, the
re ar seat and the seat backrest are
engaged before everytrip. If
th ere ar seat backrest is not engaged and
loc ked in place, there d lock verification indica‐
to r will be visible.
When fitting a belt-secured child restra int
sy stem, obser vethefo llowing:
0073 Alw
ays comply with the manufacturer's
ins tallation and operating instructions for
th ech ild restra int sy stem used.
0073 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" (/ page 66). 0073
When using a
weight category 0/0+
baby car seat and a weight category I
re ar wa rd-facing child restra int sy stem
on a rear seat: adjustthe front seat so that
th e seat does not touch thech ild restra int
sy stem.
0073 When using a
weight category I forw ard-
fa cing child restra int sy stem: remo vethe
head restra int from there spective seat, if
possible.
Af terth ech ild restra int sy stem has been
re mo ved, replace the head restra ints again
immediately and adjust them cor rectly.
0073 The ba
ckrest of thefo rw ard-facing child
re stra int sy stem must, as far as possible, be
re sting on the seat backrest of there ar
seat.
0073 If
th e head restra int of thech ild seat cannot
be fully extended when it is ins talled in the
ve hicle, this will result in restrictions on the
maximum size setting forch ild restra int sys‐
te ms in weight category II or III.
Contact with thero of when the head
re stra int is fully extended and lo cked in 68
Occupant saf ety 

1
Detection range of the sensors
If se veral consecutive kicking mo vements are
not successful, waitte n seconds.
Sy stem limits
The sy stem may be impaired or may not function
in thefo llowing cases:
R The sensors are dirty, e.g. due toroad salt or
sn ow.
R The kicking mo vement is made using a pros‐
th etic leg. The
tailgate can open or close unin tentional lyin
th efo llowing situations:
R A person's arms or legs are moving in the
sensor de tection range, e.g. when polishing
th eve hicle or picking up objects.
R Objects are mo ved or placed behind theve hi‐
cle, e.g. tensioning stra ps or luggage.
R Clamping stra ps, tarp aulins or other co ver‐
ings are pulled overth e bumper.
R A pr otective mat with a length reaching over
th e boot sill down into the de tection range of
th e sensors is used.
R The pr otective mat is not secured cor rectl y.
R Workis being done on the trailer hitch, trail‐
ers or rear bicycle rack s.
Deactivate the function of theke y (/ page76 )
or do not car rytheke y about your person in
such situations. Limiting
the opening angle of the tailgate Ac
tivating the opening angle limiter
Yo u can limit the opening angle of theta ilgate in
th eto p half of its opening range up toa point
shortly before the end position. #
Stop the opening procedure of theta ilgate at
th e desired position. #
Press and hold the closing button on theta il‐
ga te until you hear a sho rtacoustic signal.
The opening angle limiter will be activated.
The tailgate will then stop in thestored posi‐
tion when opened.
To open thetai lgate full y,pull the handle on the
outside of theta ilgate again af ter it has stopped
automaticall y.
Deactivating the opening angle limiter #
Press and hold the closing button on theta il‐
ga te until two sho rtacoustic signals sound. Opening and closing
87 

At
taching a roof luggage rack &
WARNING Risk of accident due to
exc eeding the maximum roof load
The vehicle centre of gravity and the usual
driving characteristics as well as thesteering
and braking characteristics alter.
If yo uexc eed the maximum roof load, the
driving characteristics, as well as steering
and braking, will be greatly impaired. #
Neverexc eed the maximum roof load
and adjust your driving style. Yo
u will find information on the maximum roof
load in the "Technical data" section.
* NO
TEVehicle damage from non-
appr ovedro of luggage racks The
vehicle could be damaged byroof lug‐
ga ge rack sth at ha venot been tested and
appr ovedfo r Mercedes-Benz. #
Use only roof luggage rack ste sted and
appr ovedfo r Mercedes-Benz. #
Depending on theve hicle equipment,
ensure that the sliding sunroof can be
fully raised when thero of luggage rack
is fitted. #
Depending on theve hicle equipment,
ensure that the boot lid can be fully
opened when thero of luggage rack is
fi tted. #
Position the load on thero of luggage
ra ck in such a wayth at theve hicle will
not sus tain damage even when it is in
motion. *
NO
TEDama getothe panorama sliding
sunroof due tonon-app rove dro of lug‐
ga ge racks The panorama sliding sunroof may be dam‐
aged
bythero of luggage rack ifyo u attem pt
to open it when using a roof luggage rack not
te sted and appr ovedfo r Mercedes-Benz. #
When a roof luggage rack isfitted, open
th e panorama sliding sunroof only if this has been
tested and appr oved for
Mercedes-Benz.
The panorama sliding sunroof may be raised
to allow ventilation of theve hicle interior. *
NO
TEDama getothe co vers The co
vers may be dama ged and scratched
when being opened. 12 6
Seats and stowing 

Wire
lesscharging of the mobile phone and
connection with theex terior aerial Note
s on wirelessly charging the mobile
phone &
WARNING Risk of injury duetoobjects
being stowed incor rectly
If objects in theve hicle interior are stowed
incor rectly, they can slide or be thrown
around and hit vehicle occupants. In addi‐
tion, cup holders, open stowage spaces and
mobile phone recep tacles cannot al ways
re tain all objects within.
There is a risk of injur y,particularly in the
ev ent of sudden braking or a sudden change
in direction. #
Alw aysstow objects so that they can‐
not be throw n around in su chsitua‐
tions. #
Alw ays make sure that objects do not
pr otru de from stowage spaces, luggage
nets or stowage nets. #
Close the loc kable stow age spaces
before starting a journe y. #
Alw aysstow and secure heavy, hard,
poin ted, sharp-edged, fragile or bulky
objects in the boot/load compartment. Obser
vethe no tes on loading theve hicle. &
WARNING Risk offire from placing
objects in the mobile phone stowage
compartment
Placing other objects in the mobile phone
stow age compartment could con stitute a fire
hazard. #
Apart from a mobile phone, do not
place any other objects in the mobile
phone stowage compartment, espe‐
cially those made of me tal. *
NO
TEDama getoobjects caused by
placing them in the mobile phone stow‐
age compartment If objects are placed in
the mobile phone
stow age compartment, they may be dam‐
aged byelectromagnetic fields. #
Do not place credit cards, data storage
devices, ski passes or other objects
sensitive toelectromagnetic fields in
th e mobile phone stowage compart‐
ment. *
NO
TEDama getothe mobile phone
stow age compartment caused byliquids If liquids enter
the mobile phone stowage
compartment, the compartment may be
damaged. #
Ensure that no liquids enter the mobile
phone stowage compartment. Alw
ays obser vethe no tesfo r persons with elec‐
tronic medical aids (/ page 34).13 0
Seats and stowing 

Ha
ve the camera checked in a Mercedes-
Benz service centre. Te
lephone Te
lephony Note
s ontelephony &
WARNING Risk of dist raction from oper‐
ating integrated communication equip‐
ment while theve hicle is in motion
If yo u operate communication equipment
integrated in theve hicle when driving, you
could be dist racted from the tra ffic situation.
This could also cause youto lose control of
th eve hicle. #
Only operate this equipment when the
traf fic situation permits. #
Ifyo u cannot be sure of this, stop the
ve hicle whilst paying attention toroad
and traf fic conditions and ope rate the
equipment with theve hicle stationar y. &
WARNING Risk of an accident from
ope rating mobile communication equip‐
ment while theve hicle is in motion
Mobile communications devices distract the
driver from the traf fic situation. This could
also cause the driver tolose control of the
ve hicle. #
Asthe driver, only operate mobile com‐
munications devices when theve hicle is
st ationar y. #
As a vehicle occupant, only use mobile
communications devices in the areas
intended forth is purpose, e.g. in the
re ar passenger compartment. Yo
u must obse rveth e legal requirements forthe
country in whi chyou are cur rently driving when
operating mobile communication equipment in
th eve hicle. &
WARNING Risk of injury duetoobjects
being stowed inco rrectly
If objects in theve hicle interior are stowed
incor rectly, they can slide or be thrown
around and hit vehicle occupants. In addi‐
tion, cup holders, open stowage spaces and
mobile phone recep tacles cannot al ways
re tain all objects within.
There is a risk of injur y,particularly in the
ev ent of sudden braking or a sudden change
in direction. #
Alw aysstow objects so that they can‐
not be throw n around in su chsitua‐
tions. #
Alw ays make sure that objects do not
pr otru de from stowage spaces, luggage
nets or stowage nets. #
Close the loc kable stow age spaces
before starting a journe y. #
Alw aysstow and secure heavy, hard,
poin ted, sharp-edged, fragile or bulky
objects in the boot/load compartment. MBUX multimedia sy
stem 305 

#
Alw aysst ore the collapsible spare
wheel in the emer gency spa rewheel
bag and attach it tothe brac ket in the
load compartment. #
Alw ays ensure that the lashing stra ps
on the emer gency spa rewheel bag are
safely secured on there ar tie-down
ey es on the load compartment floor. Depending on
theve hicle's equipment, the col‐
lapsible spare wheel is located in an emer gency
spa rewheel bag on a brac ket in the load com‐
partment. The collapsible spare wheel in the
emer gency spa rewheel bag and the brac ket are
lashed wi thstra ps and secured using there ar
tie-down eyes on the load compartment floor. Re
moving the collapsible spare wheel Ve
hicles without a Burmes ter sound sy stem
The collapsible spare wheel is located under the
load compartment floor. #
Obser vethe information on mounting tyres
(/ page 374). #
Open theta ilgate. #
Open the load compartment floor. #
Remo vethe collapsible spare wheel.
Ve hicles with a Burmes ter sound sy stem
The collapsible spare wheel is secured in the col‐
lapsible spare wheel bag in the load compart‐
ment. #
Obser vethe information on mounting tyres
(/ page 374). #
Open the load compartment. #
Loosen the lashing stra ps. #
Unhook there taining spring hooks of the
lashing stra ps from the brac kets. #
Remo vethe collapsible spare wheel bag
to ge ther with the collapsible spare wheel. #
Open the collapsible spare wheel bag and
re mo vethe collapsible spare wheel. Inflating
the collapsible spa rewheel Re
quirements:
R Mount the collapsible spare wheel as descri‐
bed (/ page 382).
R Remo vethe tyre inflation compressor from
th estow agewell under the boot floor
(/ page 352).
* NO
TEDama getothe collapsible spare
wheel when lo wering theve hicle Lo
we ring theve hicle without pr eviously
inflating the collapsible spare wheel can
damage its rim. #
Inflate the collapsible spare wheel using
th e tyre inflation compressor before
lo we ring theve hicle. *
NO
TEOverheating due tothe tyre infla‐
tion compressor running too long #
Do not runth e tyre inflation compres‐
sor for longer than ten minu tes without
inter ruption. Wheels and tyres
387 

BlueTEC
see AdBlue ®
Boot lid see Tailgate
Brake Assist Sy stem
see BAS (Brake Assi stSystem)
Brake fluid Notes....................................................4 00
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion).......................................................2 04
Brakes ABS (Anti-lock Braking Sy stem).............2 00
Ac tive Brake Assi st................................ 223
Ad aptive brake light s............................ .206
BA S (Brake Assi stSystem).................... 201
Driving tips............................................ 167
EBD (Electronic Brake forc e Distribu‐
tion)....................................................... 204
HOLD function......................................2 04
Limi ted braking ef fect (salt-treated
ro ads).................................................... 167
New/replaced brake linings/brake
discs...................................................... 16 5Po
st-collision brake................................. 54
Ru nning-in no tes.................................... 16 5
Braking assistance see BAS (Brake Assi stSystem)
Breakdown Assis tance overvie w................................ 18
To w- starting.......................................... 367
To wing away.......................................... 363
Tr ansporting theve hicle........................ 365
Wheel chang e....................................... .379
Breakdown see Flat tyre
Buttons Steering wheel....................................... 278 C
Calls Mercedes me......................................... 310
Camera Dashcam............................................... 304
Camera see 360° Camera
see Reversing camera Car
key
see Key
Car wash
see Care
Car wash (care)......................................... 340
Car-to-X-Communication Displaying hazard warnings.................. .302
Care 360° Camera........................................ 345
Air-water duct....................................... .340
Au tomatic car wash...............................3 40
Carp et................................................... 347
Decorati vefoil...................................... .344
Displ ay.................................................. 347
Exterior lighting..................................... 345
High-pressu recleaner........................... 343
Pa int wo rk.............................................. 343
Plastic trim............................................ 347
Re alwo od/trim elements......................3 47
Re versing camera................................. .345
Ro of lining............................................. 347
Ru nning boards..................................... 345
Seat belt................................................ 347
Seat co ver............................................. 347 486
Index