
Problem
Possible causes/consequences and M
MSolutions #
Check the battery using the battery check lamp and replace if necessary . #
Use the emer gency keyto lock or unlock theve hicle . #
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 loc kschanged 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. #
Ifth ere are persons in theve hicle, do
not activate the additional door loc k. The additional door lock is automatically activa‐
te d:
R After locking theve hicle with thekey.
R After locking theve hicle using KEYLESS-GO.
If th e additional door lock is activated, the doors
cann otbe opened from the inside.
Yo u can deactivate the additional door lock by
deactivating the interior pr otection (→ page 89). Un
locking and opening the doors from the
inside Un
ited Kingdom onl y:obser vethe no tes on the
additional door lock (→ page 68).68
Opening and closing

#
Pull door handle 2.
Locking pin 1pops up when the door is
unloc ked. Locking/unlocking
theve hicle centrally from
th e 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. Un
locking/locking theve hicle via a mobile
phone Re
quirements:
R Vehicle with the "Digital Car Key in the
smartphone" function.
R The "Digital Car Key in the smartphone" func‐
tion is activated via the Mercedes me con‐
nect web app: https://www.mercedes.me.
R Suitable mobile phone with NFC aerial (Near
Field Communication) and Secure Element.
R Sufficient charge leve l of the mobile phone.
On some mobile phones, the function is also
av ailable when the battery is dischar ged.
If th eve hicle has been par kedfo r longer than
two weeks, the NFC aerial in the door handle is
deactivated. Pull the door handle toactivate the
NFC aerial again.
% You can check the suitability of your mobile
phone byentering the phone number at
https://www.mercedes.me. Opening and closing
69

Information about suitable mobile phones
can be obtained from your Mercedes-Benz
Service Centre or on the Internet at http://
www.mercedes-benz.com/connect.
% The function is only available in combination
with Mercedes me connect and on lyin cer‐
ta in countries.
% Protective cases around the mobile phone
can impair the functionality. #
Touch the door handle on the driver's door in
th e area where NFC aerial 1is located with
th e part of the mobile phone where the NFC
aerial is located.
The vehicle is loc ked or unloc ked alternately.
If yo u lose your mobile phone, deactivate the
"Digital Car Key in the smartphone" service in
Mercedes me connect at https://
www.mercedes.me.
% Mercedes-Benz recommends that you car ry
th e emer gency key in case of function
re strictions. Lo
cking and unlocking theve hicle with KEY‐
LESS-GO Re
quirements:
R The key must be outside theve hicle.
R The dis tance between theke y and theve hicle
must not exceed 1 m.
R The driver's door and the door at which the
door handle is used must bo thbe closed. #
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 2for an extended pe riod.
% For fur ther information on con venience clos‐
ing (→ page 81). 70
Opening and closing

#
Todeactivate: press and hold button 1for
appr oximately five seconds until an acoustic
signal sounds. #
Toactivate: press and hold button 2for
appr oximately five seconds until an acoustic
signal sounds.
Danger of being loc ked out when the function is
activated:
R Ifth eve hicle is being tow star ted/pushed. R
On a roller dynamome ter. Un
locking/locking the driver's door using
th e emer gency key element %
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 element. #
Insert the emer gency key in toopening 1in
th e 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. 72
Opening and closing

#
Pull boot lid remo teoperating switch 1.#
Vehicles with HANDS-FREE ACCESS: use
yo ur foot to kick under the bumper
(→ page 76).
Ve hicles with boot lid conve nience closing:if
an object restricts the boot lid during the auto‐
matic opening process, the obs tacle de tection
st ops the boot lid. The obs tacle de tection func‐
tion is only an aid and is not a substitu teforyo ur
attentiveness. Closing
the boot lid &
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 flung 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 aysst ore objects in such a wayth at
th ey cannot be flung 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 the boot lid
Pa rts of the body could become trapped dur‐
ing automatic closing of the boot lid. 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
th e 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 boot lid. R
Pull the boot lid handle. Ve
hicles with HANDS-FREE ACCESS: it is also
possible tostop the closing process bymoving
yo ur foot in a kicking motion under there ar
bumper.
Yo u ha vethefo llowing options toclose the boot
lid: #
Pull the boot lid down using the handle
re cess and push it closed. #
Vehicles with boot lid conve nience clos‐
ing: pullthe boot lid handle. #
Vehicles with boot lid conve nience clos‐
ing: press and hold thep button on the
ke y (with theke y in the vicinity of theve hi‐
cle). 74
Opening and closing

#
Vehicles with boot lid conve nience clos‐
ing: press closing button 1inthe boot lid. #
Vehicles with boot lid conve nience clos‐
ing and KEYLESS-GO: press locking button
2 inthe boot lid.
If a key is de tected outside theve hicle, the
boot lid closes and theve hicle is loc ked. #
Vehicles with boot lid conve nience clos‐
ing: press boot lid remo teoperating switch
1. #
Vehicles with HANDS-FREE ACCESS: use
yo ur foot to kick below the bumper
(→ page 76).
Au tomatic reve rsing function of the boot lid
If an object restricts the boot lid during the auto‐
matic closing process, the boot lid opens again automaticall
y.The automatic reve rsing function
is only an aid and is not a substitute foryo ur
attentiveness. #
When closing, make sure that no body parts
are in the closing area. &
WARNING Risk of becoming trapped
despi tereve rsing function
The reve rsing function does not react:
R tosoft, light and thin objects, e.g. fingers.
R overth e 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, ma kesure that no body
parts are in the closing area. #
If someone is trapped, use one of the
fo llowing options:
R Press thep button on thekey.
R Press there mo teoperating switch
on the driver's door. Opening and closing
75

R
The boot lid is opened.
R The bonnet is opened.
R Interior pr otection is triggered. (→ page 89)
R Tow- aw ay protection is triggered.
(→ page 88)
The ATA system is primed automatically af ter
appr oximately 10seconds:
R After locking theve hicle with thekey.
R After locking theve hicle using KEYLESS-GO. When
theATA system is primed, indicator lamp
1 flashes.
The ATA sy stem is automatically deactivated:
R After unlocking theve hicle with thekey.
R After pressing thest art/ stop button with the
ke y inside theve hicle.
R After unlocking theve hicle using KEYLESS-
GO. %
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 320).
Deactivating theATA (anti-theft ala rmsys‐
te m) ala rm #
Press the%, &orp button on the
key.
or #
Press thest art/ stop button (the SmartK eyis
inside theve hicle).
St opping the ala rmusing KEYLESS-GO #
Grasp the outside door handle (with thekey
outside theve hicle). To
w- aw ay protection An audible and visual alarm is triggered if
your
ve hicle's angle of inclination is altered while tow-
aw ay protection is primed. 88
Opening and closing

Easy entry and
exitfeature How
the easy entry and exitfeature operates &
WARNING Risk of accident when pulling
aw ay during the adjustment process of
th e easy exitfeature
‑ If you pull away while the easy entry and
ex itfeature is making adjustments, you could
lose cont rol of theve hicle. #
Alw ayswa it until the adjustment proc‐
ess is comple tebefore pulling away. &
WARNING Risk of becoming trapped
while adjusting the easy entry andexit
fe ature
When the easy entry andexitfeature adjusts
th esteering wheel, you and other vehicle
occupants – particularly children – could
become trapped. #
During the adjustment process of the
easy entry andexitfeature, make sure th
at no one has any body parts in the
sweep of thesteering wheel. #
Movethe adjustment le ver of thesteer‐
ing wheel if there is a risk of becoming
trapped bythesteering wheel.
The adjustment process is stopped. #
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.
This also applies tomobile phones if the
"Digital Car Key in the smartphone"
function is activated via the Mercedes
connect me web App. The easy ent
ryand exitfeature makes getting in
and out of your vehicle easier.
If th e easy entry andexitfeature is active, the
st eering wheel will mo veupwards in thefo llow‐
ing situations:
R you swit chthe ignition off
R you open the driver's door when the ignition
is switched on The
steering wheel mo ves back tothe last drive
position in thefo llowing cases:
R you swit chthe ignition on when the driver's
door is closed
R you close the driver's door when the ignition
is switched on
The last drive position of thesteering wheel is
st ored:
R when you swit choff the ignition
R using the last setting stored using the mem‐
ory function
If yo u press one of the memory function position
buttons, the adjustment process is stopped.
The crash-responsive exit aid only functions
when the easy entry andexitfeature is active.
Setting the easy entry and exitfeature
Multimedia sy stem:
, Vehicle .
î Vehicle set-
tings .
Easy Entry/Exit #
Activate Oor deacti vate ª the function. Seats and
stowing 103