
%
Accessories can be connected tothe perma‐
nent po wer supp lyup to180W, and tothe
po we r supp lythat is swit ched on via the igni‐
tion loc k.
Un coupling a trailer &
WARNING Risk of being crushed and
becoming trapped when uncoupling a
trailer
When uncoupling a trailer wi than engaged
ine rtia-activated brake, your hand may
become trapped between theve hicle and the
trailer dr awbar. #
Do not uncouple trailers with an
engaged overrun brake. &
WARNING Risk of becoming trapped
when disconnecting the trailer cable
Ve hicles with le vel control sy stem: the
ve hicle lo werswhen the trailer cable is dis‐
connected. This could
result in you or other people
becoming trapped if your or their limbs are
between theve hicle body and the tyres or
underneath theve hicle. #
Make sure nobody is underneath the
ve hicle or in the immediate vicinity of
th e wheel ar ches when you disconnect
th e trailer cable. *
NO
TEDama getothere ar bumper from
ins talling adap ter cables or adapte r plugs The
following parts could be damaged when
re tracting the ball neck fully electrically:
R bumper
R adap ter cable
R adapte r plug #
Alw aysre mo vethe adap ter cable or
adapte r plug before retracting the ball
neck fully electrically. #
Safeguard the trailer against rolling away. #
Disconnect the electrical connection
between theve hicle and the trailer. #
Uncouple the trailer. #
Place the co ver on the ball head. Bicycle
rack &
WARNING Risk of an accident when
using the bicycle rack incor rectly
The bicycle rack may become de tach ed from
th eve hicle in thefo llowing cases:
R the permissible load capacity of the
trailer hitch is exceeded.
R the bicycle rack is used incor rectl y.
R the bicycle rack is secured tothe ball
neck beneath the ball head.
Obser vethefo llowing foryo ur ow n sa fety
and that of other road users:
R always adhere tothe permissible load
capacity of the trailer hitch. 248
Driving and pa rking

R
Limiter (→ page 202)
R Active Dis tance Assi stDISTRONIC
(→ page 205)
* NO
TEEngine dama gedue toexc essively
high engine speeds The engine will be damaged if
you drive with
th e engine in theov errevving range. #
Do not drive wi th the engine in theove r‐
re vving range. The fuel supply is inter
rupted toprotect the
engine when there d band in rev counter 3
(o ve rrev ving range) is reached.
During no rmal operating conditions, coolant
te mp erature display 4may rise to120 °C. &
WARNING Danger of bu rns when open‐
ing the bonn et
If yo u open the engine bonn etwhen the
engine has overheated or during a fire inthe
engine compartment, you could come into
contact with hot gases or other escaping
operating fluids. #
Before opening the bonn et, allow the
engine tocool down. #
Intheeve nt of a fire inthe engine com‐
partment, keep the engine bonn et
closed and call thefire service. Ve
hicles with a 48 V on-board electrical sys‐
te m (EQ Boo sttech nology): R
E-POWER 1shows th e electrical drive sup‐
port as a percentage.
R CHARGE 2showsthe electric mo tor's recu‐
peration per form ance as a percen tage. õ
showsthe drive sy stem's operational read‐
iness . Overview of
the but tons on thest eering
wheel 1
Button group:
¤ Main menu and ba ckbutton (on-board
computer)
8 Switches sound off/on
W Increases thevo lume
X Decreases thevo lume
2 Touch Control (on-board co mputer)
3 Touch Control (multimedia sy stem) 252
Instrument Display and on-board computer

4
Button group:
¤ Main menu and ba ckbutton (multime‐
dia sy stem)
£ LINGU ATRO NIC or voice control sys‐
tem
6 Makes/accepts a call
~ Rejects/ends a call Ope
rating the on-board co mputer &
WARNING Risk of di stra ction from infor‐
mation sy stems and communications
equipment
If yo u operate information and communica‐
tion equipment integ rated in theve hicle
when driving, you will be distracted from the
traf fic situation. This could also cause youto
lose control of theve 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. Yo
u must obse rveth e legal requirements forthe
country in whi chyou are cur rently driving when
operating the on-board computer.
% The on-board computer displa ysappear on
th e multifunction display (→ page 255). The on-board computer can be operated using
To uch Control 2and back but ton1 onthe
left-hand side of thesteering wheel. Dif
fere nt acoustic signals pr ovide feedback
when operating the on-board computer, e.g:
R reaching the end of a list
R scrolling thro ugh a list
The following menus are available:
R Service
R Assistance
R Trip
R Navigation
R Radio
R Media
R Telephone
R HUD
R Vehicles with an instrument display in
th e widescreen cockpit: Design
The menus can be called up from the menu bar
on the multifunction displa y. Instrument Display and on-board computer
253

#
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. When
telephoning, you must obse rveth e legal
re qu irements forth e count ryin which you are
cur rently driving.
Ve hicles with theAu dio 20 multimedia sys‐
te m: the most recently dialled telephone num‐
bers are displa yed on theTelephone menu. #
Select an entr y:swipe upwards or down‐
wa rds on the left-hand touch cont rol. #
Press the left-hand touch cont rol.
If th ere is only one telephone number
sa ve dto an entr y:thete lephone number is
selec ted. #
Ifth ere are multiple telephone numbers
sa ve dto an entr y:swipe upwards or down‐
wa rds on the left-hand touch cont rolto
select the desired telephone number. #
Press the left-hand touch cont rol.
The telephone number is dialled.
The following displa ysmay appear ins tead of the
te lephone numbers dialled:
R Please wait... :th e application is starting.
When a Blue tooth®
connection tothe mobile
phone is not es tablished, the menu for
authorising and connecting a mobile phone is
displa yed in the multimedia sy stem
(→ page 279).
R Updating data. ..:the call list is being upda‐
te d.
R Importing contacts... :th e conta cts from the
mobile phone or from a storage medium are
being impor ted.
Ac cepting/rejecting a call
When youre cei vea call, theIncoming call mes‐
sage appears on the head-up displa y. #
Swipe up wards or down wards on the left-
hand touch cont rol and select 6(Accept)
or ~ (Reject). #
Press the left-hand touch cont rol. The call may be accep
ted/rejec ted using the
6 or~ buttons on thesteering wheel. Ad
justing the head-up display settings via
the on-board co mputer On-board computer:
, HUD
The following head-up display settings can be
adjus ted:
R Position
R Brightness
R Display content #
Toselect a setting: swipe upwards or down‐
wa rds on the left-hand touch cont rol. #
Press the left-hand touch cont rol. #
Toadjust a value: swipe upwards or down‐
wa rds on the left-hand touch cont rol. #
Press the left-hand touch cont rol. Instrument Display and on-board computer
261

R
Onthe basis of the call, the operator decides
whe ther it is necessary tocall rescue teams
and/or the police tothe accident site.
R A message with accident data is transmit ted
to the Mercedes-Benz emer gency call centre.
The Mercedes-Benz emergency call centre
can transmit theve hicle position data toone
of the public emer gency services call cen‐
tres.
R In cer tain situations data is also transmitted
in the speech channel tothe Mercedes-Benz
emer gency call centre.
This allo wsmeasu resfo rre scue, reco very or
to wing toa Mercedes-Benz Service Cent reto
be initiated quickl y.
If th e Mercedes-Benz emer gency call sy stem
cann otconnect tothe Mercedes-Benz emer‐
ge ncy call centre, the emer gency call is au tomat‐
ical lysent tothe public emer gency services call
centre.
If no connection can be made tothe public
emer gency services, a cor responding message
appears inthe displa y. #
Dial the emer gency number 999 or 112 on
yo ur mobile phone.
Ending an unin tentional emer gency call #
Select ~onthe multifunction steering
wheel.
Tr ansmitted data with th e Mercedes-Benz
emer gency call sy stem
The following data is transmitte dto the
Mercedes-Benz emer gency call centre:
R theve hicle's GPS position data
R the last GPS position data on thero ute (a few
hundred metres before the incident)
R direction of tr avel
R vehicle identification number
R theve hicle drive type
R the estimated number of people in theve hi‐
cle
R whe ther Mercedes me connect is available or
not
R whe ther the emer gency call was initiated
manually or automatically R
the time of the accident
R the language setting on the multimedia sys‐
tem
Fo r accident clarification purposes, thefo llowing
measures can be take n up toan hour af terthe
emer gency call has been initia ted:
R the cur rent vehicle position can be called up
R avo ice connection totheve hicle occupants
can be es tablished
% ForRu ssia: various functions, e.g. receiving
traf fic information, cannot be used for up to
two hou rsafte r sending an emergency call. 292
Multimedia sy stem

Displaying
the artist and track Multimedia sy
stem:
, Radio .
Options #
Select Display artist and track. #
Switch on Oa function. Switching traf
fic announcements on/off Multimedia sy
stem:
, Radio .
Options .
TA #
Activate Oor deacti vate ª the function.
or #
Press and hold the8 button on the mul‐
tifunction steering wheel until theTA display
in thest atus line lights up or goes out. Displ
aying station information Re
quirements:
R Radio stations pr ovide there leva nt informa‐
tion. Multimedia sy
stem:
, Radio #
Select Information.
Ad ditional information is displa yed.
Re turning tothe main display #
Select Information. Sound
To
ne settings Information about
the sound sy stem
The sound sy stem has a total output of 100
wa tts and is equipped wi th7 spea kers. It is av
ailable for all functions in thera dio and media
modes.
Calling up the sound menu
Multimedia sy stem:
, Media .
à
The following functions are available:
R Equaliser
R Balance/Fader #
Select the sound menu.
Ad justing treble, mid and bass settings
Multimedia sy stem:
, Media .
à .
Equaliser #
Select thero tary menu. #
Change the settings. #
Toexitth e menu: pressthe% button.
Ad justing the balance/ fader
Multimedia sy stem:
, Media .
à .
Balance/Fader #
Adjust the balance and fader. #
Toexitth e menu: pressthe% button. 304
Multimedia sy stem

ASS
YST PLUS se rvice inter val display Fu
nction of the ASS YST PLUS se rvice inter val
displ ay The ASS
YST PLUS service inter val display in the
instrument display pr ovides information on the
re maining time or dis tance be fore the next
service due date.
Yo u can hide this service message using the
back button on the left-hand side of thesteering
wheel.
Yo u can obtain fur ther information concerning
th e servicing of your vehicle from a qualified
specialist workshop, e.g. a Mercedes-Benz
Service Centre. Displaying
the service due da teOn-board computer:
, Service .
ASSYST PLUS
The next service due date is displa yed. #
Toexitth e displa y:press the back button
on the left-hand side of thesteering wheel. Make sure
toobser vethefo llowing fur ther rela‐
te d subjec t:
R Operating the on-board computer
(→ page 253). Car
rying out maintenance workatregular
inter vals *
NO
TEPremature wearthro ugh failure to
obser veservice due dates Service
workwhich is not car ried out at the
ri ght time or incomple tely can lead to
inc reased wear and damage totheve hicle. #
Alw ays obser vethe prescribed service
inter vals. #
Alw ays ha vethe prescribed service
wo rkcar ried out at a qualified specialist
wo rkshop. Special service
requ irements The prescribed service inter
val is based on nor‐
mal operation of theve hicle. Maintenance work will need
tobe per form ed more of tenth an
specified if theve hicle is operated under ardu‐
ous conditions or increased loads, forex ample:
R regular city driving with frequent intermedi‐
ate stops.
R ifth eve hicle is primarily used for short-dis‐
ta nce driving.
R for frequent operation in mountainous terrain
or on poor road sur faces.
R ifth e engine is of ten le ftidling for long peri‐
ods.
R in particula rly dusty conditions and/or if air-
re circulation mode is frequently used.
In these or similar operating conditions, ha vethe
interior filter, engine air cleaner, engine oil, oil fil‐
te ret c. changed more frequent ly. The tyres must
be checked more frequently if theve hicle is
operated under increased loads. Further infor‐
mation can be obtained at a qualified specialist
wo rkshop. 306
Maintenance and care

Note
s on paint work/matt finish paint workcare Obser
vethefo llowing information: Cleaning and car
eA voiding paintwork damage
Pa intwork R
Insect remains: soak with insect remo ver and rinse off the
trea ted areas af terw ards.
R Bird droppings: soak with water and rinse off af terw ards.
R Coolant, brake fluid, tree resins, oils, fuel and greases:
re mo veby gently rubbing with a clo thsoaked in petroleum
et her or lighter fluid.
R Tarst ains: use tarre mo ver.
R Wax: use silicone remo ver. R
Do not attach sticke rs,fi lms or similar.
R Remo vedirt immediatel y,where possible.
Matt finish R
Only use care products appr oved byMercedes-Benz. R
Do not polish theve hicle and light-alloy wheels.
R Only use car washes that cor respond tothe latest engi‐
neering standards.
R Do not use car wash programmes with a final hot wax
treatment.
R Do not use paint cleane rs, buf fing or polishing products,
gl oss preser vers, e.g. wax.
R Alw ays ha vepaintwork repairs car ried out at a qualified
specialist workshop. 316
Maintenance and care