
R
the mobile phone network co verage is insuf‐
fi cient
R mobile da tause is deactivated on the mobile
phone
R the Blue tooth®
function on the multimedia
sy stem is switched off and the mobile phone
is to be connec ted via Blue tooth®
R the Blue tooth®
function is switched off on
th e mobile phone and the mobile phone is to
be connec ted via Blue tooth®
R neither the mobile phone network nor the
mobile phone allow simultaneous use of a
te lephone and an Internet connection
R the mobile phone has not been enabled for
Internet access via Blue tooth®
If a mobile phone is connected tothe multimedia
sy stem forth efirs t time via Blu etoo th®
,yo u will
be assis tedth ro ugh the process of setting up an
Internet connection.
The Internet connection can also be confi gured
manually. Fu
rther information can be obtained at http://
www.mercedes-benz.com/connect or from a
Mercedes-Benz service centre.
Multimedia sy stem:
4 © 5
Settings 5
System
5 Wi-Fi & Bluetooth 5
Internet settings
5 Connect via Bluetooth #
Select the mobile phone.
The Internet connection is es tablished.
Establishing an automatic Internet connec‐
tion
Multimedia sy stem:
4 © 5
Settings 5
System
5 Wi-Fi & Bluetooth 5
Internet settings #
Highlight the mobile phone. #
Select r. #
Activate D Permanent Internet connec-
tion. Cancelling In
ternetaccess permission for a
mobile phone
Multimedia sy stem:
4 © 5
Settings 5
System
5 Wi-Fi & Bluetooth 5
Internet settings #
Select rinthe line of the mobile phone. #
Select Delete configuration. #
Select Yes.
Displaying mobile phone details
Multimedia sy stem:
4 © 5
Settings 5
System
5 Wi-Fi & Bluetooth 5
Internet settings #
Select rinthe line of the mobile phone. #
Select Details.
Establishing an Internet connection
Multimedia sy stem:
4 © 5
Mercedes me & Apps #
Forex ample, select zBrowser . MBUX multimedia sy
stem 407

%
The multimedia sy stem usually es tablishes
th e Internet connection automaticall y.Ifthe
multimedia sy stem is not connected tothe
Internet, the Internet connection is es tab‐
lished when an Internet application is used.
% The availability of web br ows ers is count ry-
dependent.
Setting automatic disconnection of the Inter‐
net connection
Multimedia sy stem:
4 © 5
Settings 5
System
5 Wi-Fi & Bluetooth 5
Internet settings #
Select rinthe line of the mobile phone. #
Select Disconnect when inactive .
The following options are available:
R 5 minutes
R 10 minutes
R 20 minutes
R Unlimited #
Select an option. Connection
status Connection
status overview 1
Display of existing connection (double ar row)
and reception field stre ngth of the communi‐
cation module or of the connected Blue‐
tooth ®
device
% The function is count ry-dependent. Displ
aying the connection status
Multimedia sy stem:
4 © 5
Settings 5
System
5 Wi-Fi & Bluetooth #
Select Internet status .
R When connected via Wi-Fi or a Blu etoo th®
device, the appr oximate data volume trans‐
mit ted is displa yed. The exact values can be
re qu ested from your mobile phone network
pr ov ider.
R Inthe case of a connection via the communi‐
cation module thefo llowing status informa‐
tion is shown:
- Type of network
- Status online/of fline 408
MBUX multimedia sy stem

Internet
radio overview 1
Additional information on the cur rent station
2 Display (if connec tedto private user
account)
3 Data transfer rate 4
Options
5 Favourites
6 Tostart/end
7 Tobrow se 8
Sear ch
9 Selected catego ry
A Internet radio pr ovider MBUX multimedia sy
stem 413

%
The available options depend on the selec‐
te d category and the connected device.
Using theke yword sear ch
Multimedia sy stem:
4 © 5
Media
Yo u can look for content using theke yword
sear chwith free text input. #
Select ª.
A ke yboard forch aracter ent ryappears. #
Enterth ete rm sear ched for.
% The sear chbegins with thefirs tch aracter
entered. The more characters entered the
more concr eteth e sear chresults become. #
Select the desired entry fromthere sult list.
If th e selected result is an album, song or a
playback list then playback is star ted. If the selected
result is a new category then this is
opened in the sear ch.
Sear ching for a track acco rding tomood
Multimedia sy stem:
4 © 5
Media 5
5
By sear ching in categories, you can find music
trac kssuitable for a mood. #
Select Mood.
A grid with thefo llowing moods appears:
R Positive
R Calm
R Dark
R Energetic #
Pull the controller tothe desired position.
The sy stem sear ches for trac ksthat are suit‐
able forth e mood entered. Making video settings
Multimedia sy
stem:
4 © 5
Media 5
Z 5
General #
Select Video settings. #
Select an aspect ratio.
Setting full sc reen #
Select G. Ra
dio Switching on the
radio Multimedia sy
stem:
4 © 5
Radio #
Alternatively: press the| button.
The radio display appears. You will hear the
last station pla yed on the last frequency
band selected. 422
MBUX multimedia sy stem

include logos, album co
vers, music trac ks, pro‐
grammes, ne wsor service information, forex am‐
ple. #
Select #. Ac
tivating/deactivating the frequency fix
function Multimedia sy
stem:
4 © 5
Radio 5
Z #
Select Frequency fix toswitch on or off.
If th e function is activated, the set frequency
is ke pt eve n ifthere ception is poo r. Ac
tivating/deactivating traf fic announce‐
ments Multimedia sy
stem:
4 © 5
Radio 5
Z #
Switch Traffic announcements on or off. Setting
the traf fic information service vol‐
ume increase Multimedia sy
stem:
4 © 5
Radio 5
Z 5
Sound #
Select Other sound settings. #
Select Navigation and traffic announce-
ments. #
Select TRAFFIC ANNOUNCEMENTS VOL-
UME INCREASE. #
Set a value. #
Toadopt theva lue: select q. Displaying
radio text Multimedia sy
stem:
4 © 5
Radio 5
Z #
Switch Display radio text information on or
off. Sound
To
ne settings Information about
the sound sy stem
The sound sy stem has a total output of 100 W
and is equipped with 6 spea kers. It is available
fo r all functions in thera dio and media modes.
Calling up the sound menu
Multimedia sy stem:
4 © 5
Media 5
Z 5
Sound
The following functions are available:
R Equaliser
R Balance and Fader
R Volume #
Select a function.
Ad justing treble, mid- range and bass set‐
tings
Multimedia sy stem:
4 © 5
Media 5
Z 5
Sound
5 Equaliser #
Set TREBLE, MIDorBASS . MBUX multimedia sy
stem 425

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 on 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.
Depending on how theve hicle is used, the
ASS YST PLUS service inter val display may
shor tenth e service inter val, e.g. in thefo llowing
cases:
R mainly short-dis tance driving
R when the engine is of ten le ftidling for long
periods
R intheeve nt of frequent cold start phases
R Vehicles with a diesel particulate filter: in
th eev ent of frequently inter rupted rege nera‐
tion of the diesel particulate filter Mercedes-Benz
recommends avoiding such
operating conditions.
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 te On-board computer:
4 Service 5
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 256). Information on
regular maintenance work *
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 ten if theve hi‐
cle is operated under arduous conditions or
increased loads.
The ASS YST PLUS service inter val display is only
an aid. The driver of theve hicle bears responsi‐
bility as rega rdsto whe ther maintenance work
needs tobe per form ed more of tenth an speci‐ Main
tenance and care 429

fi
ed based on the actual operating conditions
and/or loads.
Examples of arduous operating conditions:
R regular city driving with frequent intermedi‐
ate stops
R mainly short-dis tance driving
R frequent operation in mountainous terrain or
on poor road sur faces
R when the engine is of ten le ftidling for long
periods
R operation in particula rly dusty conditions
and/or if air-recirculation mode is frequently
used
In these or similar operating conditions, ha vethe
interior air filter, engine air cleaner, engine oil
and oil filter etc. changed more frequent ly. The
ty re s must be checked more frequently if the
ve hicle is operated under increased loads. Fur‐
th er information can be obtained at a qualified
specialist workshop. Battery disconnection periods
The ASS
YST PLUS se rvice inter val display
can only calculate the service due da tewhen
th e bat tery is connected. #
Notedown the service due date displa yed on
th e instrument display before disconnecting
th e battery (/ page 429). Engine compartment
Ac
tive bonn et(pedestrian pr otection) Operation of
the active bonnet (pedestrian
pr otection)
In cer tain accident situations, therisk of injury
to pedestrians can be reduced bythe actuation
of the active bonn et. The rear area of the engine
bonn etisraised byappr oximately 70 mm.
Fo rth e drive tothewo rkshop, reset the trig‐
ge red active bonn etyourself. Af terth e active
bonn ethas been triggered, pedestrian pr otection
may be limited.
A qu alified specialist workshop must re-ins tate
th e full functionality of the active bonn et. The active bonnet is not
available in all coun‐
tries.
Re setting the active bonnet &
WARNING Danger of bu rns from hot
component parts in the engine compart‐
ment
Cer tain component parts in the engine com‐
partment may be very hot, e.g. the engine,
th era diator and parts of theex haust sy stem. #
Let the engine cool down and only
to uch the component parts described
below: 430
Maintenance and care

#
Push yellow handle 1onthe bonn etcatch
to the left as far as it will go (palm down‐
wa rds). Lift the bonn etuntil it is automati‐
cally raised bythe pneumatic stru t. #
Toclose: lowe rth e bonn etand let it fall from
a height of appr oximately 20 cm. #
Ifth e bonn etcan still be lif ted slightl y,open
th e bonn etagain and close it with a little
fo rc e until it engages cor rectl y. Engine oil
Checking
the engine oil le vel using the on-
board compu ter
Re quirements:
The engine oil le vel is de term ined during driving.
De term ining the engine oil le vel can take up to
30 minutes with a normal driving style and even
longer with an active driving style.
In order torecei veare sult as quickly as possi‐
ble:
R warm upthe engine
R park theve hicle on a le vel sur face
R leave the engine running at idling speed
On-board compu ter:
4 Service 5
Engine oil level
Yo u will see one of thefo llowing messages on
th e multifunction display:
R Engine oil level Measuring now : measure‐
ment of the oil le vel is not yet possible. #
Repeat there qu est af ter a maximum of
30 minutes driving. R
Engine oil level OK andthe bar display for
indicating the oil le vel on the multifunction
display is green and is between "min" and
"max": the oil le vel is cor rect.
R Engine oil level Add 1,0 l andthe bar display
fo r indicating the oil le vel on the multifunc‐
tion display is orange and is below "min": #
Top up with 1 l engine oil.
R Reduce engine oil level andthe bar display
fo r indicating the oil le vel on the multifunc‐
tion display is orange and is abo ve"max": #
Drain off excess engine oil that has been
added. Consult a qualified specialist work‐
shop.
R For engine oil level turn on ignition: #
switch on the ignition tocheck the engine oil
le ve l.
R Engine oil level System inoperative : sensor
fa ulty or not inser ted. #
Consult a qualified specialist workshop.
R Engine oil level System currently unavail. : Maintenance and care
433