2021 MERCEDES-BENZ C-CLASS CABRIOLET display

#
Con figure the Internet connection using pre‐
set or manual access data (/ page 323).
Cancelling Internet access permission for a
mobile phone
Multimedia sy stem:
4 System 5
ö Connectivity
5 Internet settings #
Highlight the mobile phone. #
Select ¥. #
Select Delete configuration. #
Select Yes.
Displaying mobile phone details
Multimedia sy stem:
4 System 5
ö Connectivity
5 Internet settings #
Highlight the mobile phone. #
Select ¥. #
Select Details. Connection
status Connection
status overview 1
Display of there ception field stre ngth of the
connected Blu etoo th®
device or communica‐
tion module
2 Display of existing connection
Displaying the connection status
Multimedia sy stem:
4 System 5
ö Connectivity #
Select Internet status .
% 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.
% Inthe case of a connection via the communi‐
cation module thefo llowing status informa‐
tion is shown:
R Type of network
R Status online/of fline Mercedes-Benz Apps
Calling up Mercedes-Benz Apps
Re
quirements:
R The registration forth e use of Mercedes-
Benz Apps has been comple ted.
R The general term s and conditions ha vebeen
con firm ed.
Multimedia sy stem:
4 Connect 5
Ú Mercedes-Benz Apps #
Select an app.
% The available features are countr y-depend‐
ent. Multimedia sy
stem 325

Licence
fees may be applicable.
Using Mercedes-Benz Apps with voice con‐
trol
Re quirements:
R The registration forth e use of Mercedes-
Benz Apps has been comple ted.
R The general term s and conditions ha vebeen
con firm ed.
The o symbol indicates that a Mercedes-
Benz app can be used via voice control. #
Select a Mercedes-Benz app.
The app menu is displa yed. #
Touse voice control: selectoLan-
guage. #
Say thequ estion or command.
% Voice control is not available in all countries
and languages. Tu
neIn Radio Calling up
TuneIn Radio
Re quirements:
R There is an account on https://
www.me rcedes.me.
R The Internet Radio service is activated.
R The data volume is available.
Depending on the count ry, data volume may
need tobe pur chased.
R Afast Internet connection for data transmis‐
sion free of inter fere nce.
The services are countr y-dependent.
Fo r more information, consult a Mercedes-
Benz service centre.
Multimedia sy stem:
4 Radio 5
Þ Radio source #
Select TuneIn Radio.
The TuneIn Radio display appears. The last
st ation set starts playing.
% The connection quality depends on the local
mobile phone reception. Overview of
TuneIn Radio 1
Internet Radio pr ovider
2 Selec ted category
3 Display (if connec tedto private user
account)
4 Data transfer rate
5 Current station is stored as a favo urite
6 Additional information on the cur rent station 326
Multimedia sy stem

The multimedia connection unit is
found in the
stow age compartment under the armrest and
has two USB ports.
Depending on theve hicle's equipment, addi‐
tional USB ports can be found in thestow age
compartment of the cent reconsole and in the
re ar passenger compartment. #
Connect the USB device tothe USB port.
Pla yable music files are pla yed back only if
th e cor responding media display is activated.
% Use the USB port identified byç touse
Apple CarPlay ®
and Android Auto.
% Depending on theve hicle equipment there is
an additional USB port in there ar passenger
compartment. Ports th at are labelled with a
bat tery symbol can only be used tocharge
USB devices.
Selecting a track in the media playba ck
Multimedia sy stem:
4 Media
Selecting a track byskipping toa track #
Toskip backwards or forw ards toa
track: navigate up or down. Selecting a track using
the cur rent track list #
Select è. #
Select Current track list. #
Select a tra ck.
Selecting playback options
Multimedia sy stem:
4 Media 5
Z Options
Playing back similar trac ks #
Select Play similar tracks.
A track li stwith similar trac ksis created and
pla yed bac k.
Playback mode #
Select Random playback of the current track
list.
The cur rent track li stis pla yed in random
orde r. #
Select Random playback of the current
medium.
All trac kson the active data storage medium
are pla yed in random orde r. #
Select Normal track sequence .
The cur rent track li stis pla yed in the order it
appears on the data storage medium.
Controlling media playback
Multimedia sy stem:
4 Media 5
Y Playback control
A bar with playback controls is shown. #
Topause playback: select and confirm
Y with th e cent ral control element.
The Ë symbol is displa yed. #
Toresume playback: select and confirm
Y again with the cent ral control element.
The Ì symbol is displa yed.
To fast forw ard/r ewind #
MoveË onthe timeline.
To hide the playback controls #
Press the% button. 332
Multimedia sy stem

Sear
ching for a music track on the Blue‐
to oth ®
audio device
Multimedia sy stem:
4 Media 5
à Media sources
5 á Bluetooth audio #
Select ª. #
Select a categor y.
A track li stappears. #
Select a trac k.
% The function is only available when the
mobile phone and the media pla yer selected
on the mobile phone support this function.
Switching Blu etoo th®
audio equipment via
NFC
Requ irements:
R Obser vethe no tes on using NFC
(/ page 301).
R The Blue tooth®
audio overview is displa yed
( / page 338). #
Lightly press the NFC area on the mobile
phone (see the manufacturer's operating
instructions).
If th e mobile phone has already been author‐
ised on the multimedia sy stem as Blue tooth®
audio equipment, it is now connec ted.
If th e mobile phone is authorised on the mul‐
timedia sy stem as Blue tooth ®
audio equip‐
ment forth efirs t time, it is connected af ter
confirming the instructions on the mobile
phone (see the manufacturer's operating
instructions).
Disconnecting Blue tooth ®
audio equipment
Multimedia sy stem:
4 Telephone 5
á Media sources #
Select thei symbol in the line of the
mobile phone.
The disconnection of the mobile phone takes
place without a con firm ation prom pt. The
mobile phone remains auth orised inthe sys‐
te m. Ra
dio Switching on the
radio Multimedia sy
stem:
4 Radio #
Alternatively: press the$ button.
The radio display appears. You will hear the
last station pla yed on the last frequency
band selected. 340
Multimedia sy stem

#
Todeactivate full-sc reen mode: select
%. Ac
tivating or deactivating the frequency fix
function Multimedia sy
stem:
4 Radio 5
Z Options 5
Frequency fix #
Activate Oor deacti vate ª the function.
If th e function is activated, the set frequency
is ke pt eve n ifthere ception is poo r. Ta
gging music trac ks Multimedia sy
stem:
4 Radio
If ra dio stations pr ovide there leva nt information,
th is function allo wsyouto trans fer information
on the music track cur rently pl aying toan
Apple ®
device. You can then pur chase the audio
fi le from iTunes ®
. #
Select ♫→ Tag this song.
The track information is sa ved. Switching traf
fic announcements on/off Multimedia sy
stem:
4 System 5
õ Audio
5 Navigation and traffic announcements #
Activate Oor deacti vate ª the function.
or #
Press and hold the8 button on the multi‐
function steering wheel. Setting
the traf fic information service vol‐
ume increase Multimedia sy
stem:
4 System 5
õ Audio
5 Navigation and traffic announcements #
Select Traffic announcements volume
increase. #
Select No increase or avalue. Ac
tivating/deactivating radio text Multimedia sy
stem:
4 Radio 5
Z Options
5 Display radio text information #
Activate Oor deacti vate ª the function. TV
Information on
TVmode In
fo rm ation on copy right pr otection and
tradema rks
Ubiquitous DTCP-MOST
Copyright ®
20 15 Ubiquitous Corp.
DV B and DVB logos are tradema rks of theDVB
Project.
The TVtuner enables reception of digital chan‐
nels according tothefo llowing standards:
R DVB-T
R DVB-T2
In some countries, thest andards may not be
av ailable, or may not be available in all areas. Multimedia sy
stem 343

Multimedia sy
stem:
4 Media 5
à Media sources 5
TV
5 ß Presets #
Select theTV channel.
Selecting TVchannels in the bac kground
Re quirements:
R An application is active, e.g. the navigation.
R TVmode is switched on in the bac kground
and the sound from the selected TVchannel
can be heard #
Press theD button on theto uchpad.
The media menu is called up. #
Navigate up or down.
The next or pr evious TVchannel is selec ted. Displaying cur
rent prog ramme in form ation
fo r the selected channel (EPG)
Multimedia sy stem:
4 Media 5
à Media sources 5
TV
5 Z Options #
Select Electronic Program Guide.
EPG displa ys thefo llowing information (if
av ailable):
R Broadcast times
R Names of the cur rent and upcoming pro‐
grammes #
Select programme information and confirm.
The de tails are displa yed. #
Toscroll: swipe up or down on theto uch‐
pad. #
Toexitth e detailed displa y:press the%
button.
Fu nction of thech annel fix setting
Channel fix is switched on
The channel is not changed. This is useful if, for
ex ample, you drive theve hicle thro ugh reception re
gions that ove rlap. It pr events frequent switch‐
ing ba ckand forth between thech annels.
The FIXindicator is displa yed af terth e name of
th eTV channel.
Channel fix is switched off
Depending on reception qualit y,theTV tuner
au tomatical lyswitches toan alternative channel
with the same programme conte nt but better
re ception. Using this function, the best possible
te levision picture can be found, rega rdless of the
re ception qualit y.
Ac tivating/deactivating channel fix
Multimedia sy stem:
4 Media 5
à Media sources 5
TV
5 Z Options #
Switch Channel fix onO or off ª. Channel list
overview The
TVtuner sho wsthe cur rent programme on
th e digital TVchannels or radio stations with
adequate reception in its ownch annel list. Multimedia sy
stem 347

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 display 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 information concerning the serv‐
icing of your vehicle from a qualified specialist
wo rkshop, 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.
Bear in mind thefo llowing related topic:
R Operating the on-board computer
(/ page 228). Information on
regular maintenance work *
NO
TEPremature wearthro ugh failure to
obser veservice due dates Maintenance
workwhich is not car ried out at
th eright time or incomple tely can le adto
inc reased wear and damage totheve hicle. #
Adhere tothe prescribed service inter‐
va ls. #
Alw ays ha vethe prescribed mainte‐
nance workcar ried out at a qualified
specialist workshop. 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‐ 354
Maintenance and care

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 service inter val display can
calculate the service due date only when the
battery is connec ted. #
Notedown the service due date displa yed on
th e instrument display before disconnecting
th e battery (/ page 354). Engine compartment
Ac
tive bonn et(pedestrian pr otection) Operation of
the active bonnet (pedestrian
pr otection)
In cer tain accident situations, the actuation of
th e active bonn etreduces therisk of injury to
pedestrians. The rear area of the bonn etis
ra ised byappr oximately 85 mm.
Fo rth e drive tothewo rkshop, reset the actuated
active bonn etyourself (/ page 355).
Af terth e active bonn ethas been actuated,
pedestrian pr otection may be limited.
Ha ve the full functionality of the active bonn et
re stored in a qualified specialist workshop. Re
setting the active bonnet &
WARNING Risk of bu rns from hot com‐
ponent parts in the engine compartment
Cer tain component parts in the engine com‐
partment can be very hot, e.g. the engine,
th e cooler and parts of theex haust sy stem. #
Allow the engine tocool down and only
to uch co mponent parts described in
th efo llowing. Maintenance and care
355