Page 82 of 729

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 seat belt outlet and
th e front passenger seat according ly.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 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. This also applies
tothe Digital Vehicle Key if the
"Digital Vehicle Key" function is activated via
Mercedes me connect. &
WARNING Risk offata l injury due to
ex posure toextreme heat or cold in the
ve hicle
If people –particularly children – are exposed
to extreme temp eratures over an extended
pe riod of time, there is a risk of serious or
ev en fata l injury! #
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 inju ry
due tochildren left unat tended in the
ve hicle
If ch ildren are tra velling 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 Occupant saf
ety79
Page 84 of 729
R
With indicator lamp 1off: via the switch
on the cor responding rear door or driv‐
er's door. 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
Uns ecured animals may be throw n around in
th eve hicle in theeve nt of an accident or
sudden steering and braking manoeuvres
and injure vehicle occupants in the process. #
Never lea veanimals in theve hicle unat‐
te nded. #
Alw ays cor rectly secu reanimals while
driving, e.g. using a suitable animal car‐
ri er. Occupant saf
ety81
Page 85 of 729

Key
Overview of
key functions &
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. This also applies
tothe Digital Vehicle Key if the
"Digital Vehicle Key" function is activated via
Mercedes me connect.
* NO
TEDama getotheke y caused by
magnetic fields #
Keep theke yaw ay from strong mag‐
netic fields. 1
Locks
2 Battery check lamp
3 Unloc ks
4 Opens/closes theta ilgate
% The key may vary from the one shown in the
diagram, depending on theve hicle equip‐
ment.
The key loc ksand unlo cksth efo llowing compo‐
nents:
R the doors
R theta ilgate
R the fuel filler flap 82
Opening and closing
Page 89 of 729

Problems with
thekey Problem
Possible causes/consequences and M
MSolutions
Yo u can no lon ger lock or unlock the
ve hicle. Po
ssible causes:
R The key bat tery iswe ak or dischar ged.
R There is inter fere nce from a po werful radio signal source.
R The key is faulty. #
Check the battery using the battery check lamp and replace if necessary (/ page84). #
Use the emer gency keyto lock or unlock (/ page84). #
Have theke ych ecked at a qualified specialist workshop.
Yo u ha velost a key. #
Have theke y deacti vated at a qualified specialist workshop. #
If necessar y,ha ve the mechanical lock changed as well. Doors
Note
s onthe additional door lock The additional door lock is only
available for
ve hicles forth eUni ted Kingdom. &
WARNING Risk of inju ryto persons
inside theve hicle when the additional
door lock is activated
If th e additional door lock is activated, the
doors can no longer be opened from the
inside. If
th ere are persons in theve hicle, they can
no longer le aveth eve hicle, e.g. in hazardous
situations. #
Never lea vepersons unattended in the
ve hicle, particularly children, elderly
persons or persons in need of help. 86
Opening and closing
Page 96 of 729

#
For a tailgate stopped in an intermediate
position, pull it upwards and release it as
soon as it starts toopen. Closing
the tailgate &
WARNING Risk of inju ryfrom unsecu red
items in theve hicle
If objects, luggage or loads are not secured
or not secured suf ficientl y,they could slip,
tip ove r or be throw n around and thereby hit
ve hicle occupants.
There is a risk of injur y,particularly in the
ev ent of sudden braking or a sudden change
in direction. #
Alw aysstow objects in such a wayth at
th ey cannot be thro wn around. #
Before the journe y,secure objects, lug‐
ga ge or loads against slipping or tipping
ove r. &
WARNING Risk of becoming trapped
du ring au tomatic closing of theta ilgate
Pa rts of the body could become trapped dur‐
ing automatic closing of theta ilgate. More‐
ove r,people, e.g. children, may be standing
in the closing area or may enter the closing
area during the closing process. #
Make sure that nobody is in the vicinity
of the closing area during the closing
process.
Use one of thefo llowing options tostop the
closing process:
R press thep button on thekey.
R press or pull there mo teoperating switch
on the driver's door.
R press the closing or locking button on the
ta ilgate.
R Pull theta ilgate handle. Ve
hicles with HANDS-FREE ACCESS: it is also
possible tostop the closing process bymaking a
kicking mo vement with your foot below there ar
bumper. To
close the tailgate, thefo llowing options
are available: #
Pull theta ilgate down wards slightly. Release
it as soon as it begins toclose. #
Vehicles with HANDS-FREE ACCESS: make
a kicking mo vement with your foot below the
bumper (/ page94). Opening and closing
93
Page 97 of 729

#
Press remo teoperating switch 1forthe
ta ilgate. #
Press closing button 1ontheta ilgate.
Au tomatic reve rsing function for the tail gate
The tailgate is equipped with automatic obs tacle
de tection wi threve rsing function. If a solid
object bloc ksorrestricts theta ilgate during
automatic closing, theta ilgate will automatically open again slight
ly.Au tomatic obs tacle de tec‐
tion wi threve rsing function is only an aid. It is
not a substitute foryo ur attentiveness when you
are closing theta ilgate. #
When closing, make sure that no body parts
are in the closing area. &
WARNING Risk of becoming trapped
despi tereve rsing function
The reve rse function does not react:
R tosoft, light and thin objects, e.g. fingers
R over the last 8 mm of the closing path.
In these situations in particular, there ve rsing
function cannot pr event someone being trap‐
ped. #
When closing, make sure that no body
parts are in the closing area.
If someone is trapped:
R press theq button on theke y,or
R press the closing button on theta ilgate,
or R
pull theta ilgate handle. HANDS-FREE
ACCESS function Wi
th HANDS-FREE ACCESS you can open, close
or stop the closing process of theta ilgate by
per form ing a kicking mo vement under there ar
bumper. 94
Opening and closing
Page 98 of 729

The kicking mo
vement triggers the opening or
closing process alternately.
Obser vethe no tes when opening (/ page 92)
and closing (/ page 93)theta ilgate.
% Twowa rning tones sound when thetai lgate
is opening or closing. &
WARNING Risk of bu rns caused bya hot
ex haust sy stem
The vehicle exhaust sy stem can become very
hot. If you use HANDS-FREE ACCESS, you
could bu rnyourself by touching theex haust
sy stem. #
Alw ays ensure that you on ly ma ke a
kicking mo vement within the de tection
ra nge of the sensors. *
NO
TEVehicle damage due tounin ten‐
tional opening of theta ilgate R
when using an automatic car wash
R when using a high pressure cleaner #
Deactivate KEYLESS-GO or make sure
that theke y located is at least 3 m
aw ay from theve hicle in such situa‐
tions. When making
the kicking mo vement, make sure
th at your feet are firm ly on the ground, other‐
wise you could lose your balance, e.g. on ice.
Re quirements:
R The key is behind theve hicle.
R Stand at least 30 cm away from theve hicle
while per form ing the kicking mo vement.
R Do not come into contact with the bumper
while making the kicking mo vement.
R Do not car ryout the kicking mo vement too
slowl y.
R The kicking mo vement must be towa rdsthe
ve hicle and back again. 1
Detection range of the sensors
If se veral consecutive kicking mo vements are
not successful, waitte n seconds.
Sy stem limitations
The sy stem may be impaired or may not function
in thefo llowing cases:
R The area around the sensor is dirty, e.g. due
to road salt or sn ow.
R The kicking mo vement is made using a pros‐
th etic leg. Opening and closing
95
Page 100 of 729

Ro
ller sunblinds Extending or
retracting the roller sunblinds
on there ar side windo ws &
WARNING Risk of entrapment when
ex tending or retracting thero ller sun‐
blind
Body parts could become ent rapped in the
sweep of thero ller sunblind when it is being
ex tended or retracted. #
Makesure that no body parts are in the
sweep of thero ller sunblind when it is
being extended or retracted. #
If someone becomes trapped, brie fly
press the button again.
The opening or closing process is
brief lystopped. The roller sun blind
th en returns toits starting position. *
NO
TEDama gecaused byobjects #
Make sure that thero ller sunblind can
mo vefreely. The
roller sunblinds forth ere ar side wind ows
can be ope rated with the buttons forth e side
windo wsinthe driver's door and in there ar
doors. 1
Rear left side wind ow
2 Rear right side window #
Toclose full y:pull the cor responding button
when the side window is closed. #
Toopen ful ly:press the cor responding but‐
to n. Side windo
ws Opening and closing
the side windo ws &
WARNING Risk of becoming trapped
when opening a side window
When you open a side wind ow, parts of the
body could be dr awn in or become trapped
between the side window and window frame. #
When opening, make sure that nobody
is touching the side windo w. #
If someone is trapped, release the but‐
to n immedia tely or pull it in order to
close the side window again. &
WARNING Risk of becoming trapped
when closing a side window
When closing a side windo w,body parts
could be trapped in the closing area in the
process. Opening and closing
97