Page 67 of 441
Yo
u can pr eventthe additional door lock from
being activated bydeactivating interior pr otec‐
tion before locking theve hicle. Un
locking/opening the doors from the inside #
United Kingdom onl y:obser vethe no tes on
th e additional door lock (/ page 63).#
Pull door handle 2.
Locking pin 1pops up when the door is
unloc ked. Centrally locking and unlocking
theve hicle
from the inside #
Tounlo ck:press button 1. #
Tolock: press button 2.
This does not lock or unlock the fuel filler flap.
The vehicle is not unloc ked:
R Ifyo u ha veloc kedth eve hicle using thekey. R
Ifyo u ha veloc kedth eve hicle using KEY‐
LESS-GO. Locking/unlocking
theve hicle with KEY‐
LESS-GO Re
quirements:
R The key is outside theve hicle.
R The dis tance between theke y and theve hicle
does not exceed 1 m.
R The driver's door and the door at which the
door handle is used are closed. 64
Opening and closing
Page 68 of 441

#
Tounlo cktheve hicle: touch the inner sur‐
fa ce of the door handle. #
Tolock theve hicle: touch sensor sur face
1 or2. #
Convenience closing: touch recessed sen‐
sor su rface 2until the closing process has
been comple ted.
% Further information on con venience closing
(/ page 70). If
yo u open theta ilgate from outside, it is auto‐
matically unloc ked. Problems with KEYLESS-GO
Yo
u can no lon ger lo ckor unlock theve hicle
using KEYLESS-GO.
Po ssible causes:
R The key functions ha vebeen deactivated
(/ page 61).
R The key bat tery iswe ak or dischar ged.
R The key is faulty. #
Activate theke y functions (/ page61). #
Check the battery using the indicator lamp
and replace if necessary (/ page 62). #
Use the emer gency keyto unlo ckor lock the
ve hicle (/ page61). #
Have theve hicle and keych ecked at a quali‐
fi ed specialist workshop. There is inter
fere nce from a po werful radio
signal source.
The KEYLESS-GO function is impaired by,for
ex ample:
R high voltage po wer lines
R mobile phones
R electronic devices (No tebooks, Tablets)
R shielding due tome tal objects or induction
loops for electrical gate systems or auto‐
matic bar riers #
Make sure that there is a suf ficient dist ance
between theke y and the po tential sou rce of
inter fere nce. Ac
tivating/deactivating the automatic lo ck‐
ing feature The
vehicle is loc ked automatically when the
ignition is switched on and the wheels are turn‐
ing fast erthan walking pace. Opening and closing
65
Page 69 of 441
#
Toactivate: press and hold button 2for
appr oximately five seconds until an acoustic
signal sounds. #
Todeactivate: press and hold button 1for
appr oximately five seconds until an acoustic
signal sounds. In
thefo llowing situations, there is a danger of
being loc ked out when the function is activated:
R While theve hicle is being tow star ted/
pushed.
R Ifth eve hicle is being tested on a roller dyna‐
mome ter. Locking/unlocking
the driver's door with the
emer gency key %
Ifyo u wish tolock theve hicle entirely using
th e emer gency key,firs t press the button for
locking from the inside while the driver's
door is open. Then proceed tolock the driv‐
er's door using the emer gency key. #
Insert the emer gency key as far as it will go
into opening 1inthe co ver. #
Pull and hold the door handle. #
Pull the co ver on the emer gency key as
st ra ight as possible away from theve hicle
until it releases. #
Release the door handle. 66
Opening and closing
Page 70 of 441
#
Tounlo ck:turn the emer gency key anti-
clo ckwise toposition 1. #
Tolock: turnthe emer gency key clo ckwise to
position 1. #
Carefully press the co ver onto the lock cylin‐
der until it engages and is seated firm ly. Load compa
rtment Opening the tail
gate &
DANG ER Risk of exhaust gas poisoning
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Exhaust
ga ses can enter theve hicle interior if theta il‐
gate is open when the engine is running,
especially if theve hicle is in motion. #
Alw ays switch off the engine before
opening theta ilgate. #
Never drive with theta ilgate open. *
NO
TEDama getotheta ilgate caused by
obs tacles ab ovetheve hicle The
tailgate swings rear wa rds and upwards
when it is opened. #
Make sure that there is suf ficient space
behind and ab ovetheta ilgate. #
Press remo teoperating switch 1forthe
ta ilgate. #
Press thep button on thekey.
The tailgate will open slightly. Opening and closing
67
Page 72 of 441

#
If someone is trapped, release the but‐
to n immedia tely or press the button in
order toreopen the side windo w. &
WARNING Risk of becoming trapped
when children opera tethe side windo ws
Children could become trapped if they oper‐
ate the side windo ws, particularly when unat‐
te nded. #
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. Re
quirements:
R The po wer supply or the ignition is switched
on. 1
Closing
2 Opening
The buttons on the driver's door take prece‐
dence. #
Tostart automatic operation: pressthe
W button be yond the point of resis tance
or pull and release it. #
Tointer rupt automatic operation: press or
pull theW button again.
When theve hicle is switched off, the side win‐
do ws can continue being ope rated.
Au tomatic reve rsing function of the side win‐
do ws
If an object impedes a side window during the
closing process, the side window will open again
automaticall y.The automatic reve rsing function
is only an aid and is not a substitute foryo ur
attentiveness. #
During the closing process, make sure that
no body parts are in the closing area. &
WARNING Risk of becoming trapped
despi tethere being reve rsing pr otection
on the side window
The reve rsing function does not react:
R tosoft, light and thin objects, e.g. fingers.
R during resetting. Opening and closing
69
Page 74 of 441

#
Make sure that no parts of the body are
in the closing area. #
Tostop the closing process, release the
button or press the button again to
re open the side windo w. A side wind
owcann otbe closed and you can‐
not see the cause. #
Check tosee whe ther any objects are in the
window guide. #
Adjust the side windo ws.
Ad justing the side windo ws
If a side window is obstructed during closing and
re opens again immediately: #
Immediately af terth is, pull the cor respond‐
ing button again until the side window has
closed and hold the button for at least one
more second (re-adjustment).
The side window will be closed without the
automatic reve rsing function.
If th e side window is obstructed again and
re opens again immediately: #
Immediately af terth is, pull the cor respond‐
ing button again until the side window has
closed and hold the button for at least one
more second (follo w-up adjustment).
The side wind owwill be closed without the
automatic reve rsing function.
The side windo wscann otbe opened or
closed using the con venience opening fea‐
ture.
R The key bat tery iswe ak or dischar ged. #
Check the battery using the indicator lamp
and replace if necessary (/ page 62). Anti-theft pr
otection Fu
nction of the immobiliser The immobiliser pr
events your vehicle from
being star ted without the cor rect key.
The immobiliser is automatically activated when
th e ignition is switched off and deactivated when
th e ignition is switched on. ATA
(Anti-Theft Alarm sy stem) Fu
nction of theATA system
If th eATA system is primed, a visual and audible
alarm is triggered in thefo llowing situations:
R when a door is opened
R when theta ilgate is opened
R when the bonn etis opened
R when interior pr otection is triggered
(/ page 73)
R when tow- aw ay protection is triggered
(/ page 72)
The ATA sy stem is primed automatically af ter
appr oximately ten seconds in thefo llowing situa‐
tions:
R afte r locking theve hicle with thekey
R afte r locking theve hicle using KEYLESS-GO Opening and closing
71
Page 75 of 441

Indicator lamp
1flashes when theAT A sy stem
is primed.
The ATA sy stem is deactivated automatically in
th efo llowing situations:
R afte r unlocking theve hicle with thekey
R afte r unlocking theve hicle using KEYLESS-
GO R
afte rst arting theve hicle with thekey
( / page 106)
% When the Mercedes‑Benz emer gency call
sy stem is active and the alarm stay s on for
more than 30 seconds, a message is auto‐
matically sent tothe Cus tomer Assis tance
Centre (/ page 254).
Deactivating theATA #
Press theÜ, ßorp button on the
key.
or #
Start theve hicle with theke y (/ page106).
Deactivating the ala rmusing KEYLESS-GO #
Grasp the outside door handle with thekey
outside theve hicle. Fu
nction of tow- aw ay protection An audible and visual alarm is triggered if an
alteration
to yourvehicle's angle of inclination is
de tected while tow- aw ay protection is primed. To
w- aw ay protection is automatically primed
af te r appro ximately 60 seconds:
R afte r locking theve hicle with thekey
R afte r locking theve hicle using KEYLESS-GO
To w- aw ay protection is only primed when thefo l‐
lowing components are closed:
R the doors
R theta ilgate
To w- aw ay protection is automatically deactiva‐
te d:
R afte r pressing theÜ orp button on
th ekey
R afte rst arting theve hicle with thekey
( / page 106)
R afte r unlocking theve hicle using KEYLESS-
GO 72
Opening and closing
Page 76 of 441

Priming/deactivating
tow- aw ay protection
using the but ton #
Todeactivate: switch offthe ignition. #
Press button 1.
Indicator lamp 2flashes se veral times in
ra pid succession. #
Lock theve hicle from outside.
To w- aw ay protection is deactivated. To
w- aw ay protection remains deactivated until
yo u prime theAT A sy stem again af ter opening a
door. Fu
nction of interior pr otection When interior pr
otection is primed, a visual and
audible alarm is triggered if mo vement is de tec‐
te d in theve hicle interior.
Interior pr otection is primed automatically af ter
appr oximately ten seconds:
R afte r locking theve hicle with thekey
R afte r locking theve hicle using KEYLESS-GO
Interior pr otection is only primed when thefo l‐
lowing components are closed:
R doors
R theta ilgate
Interior pr otection is automatically deactivated:
R afte r pressing theÜ orp button on
th ekey
R afte rst arting theve hicle with thekey
( / page 106) R
afte r unlocking theve hicle using KEYLESS-
GO
The following situations can lead toafa lse
alarm:
R moving objects such as masc ots in theve hi‐
cle interior
R when the side window is open Opening and closing
73