2018 MERCEDES-BENZ C-CLASS CABRIOLET Owners Manual

Quic
k-saving a TVchannel
Multimedia sy stem:
0018 Media 0019
à Media sources 0019
TV 0007
In full-screen mode, press theto uchpad for
longer than thre e seconds.
The cur rent TV channel is stored in the
fa vo urites in the next available position.
St oring TVchannels
Multimedia sy stem:
0018 Media 0019
à Media sources 0019
TV
0019 ß Presets 0007
Select Store current station in the presets .
or 0007
Highlight a channel in thech annel list and
st ore as a favo urite.
The cur rent channel is stored in thefa vo ur‐
ites in the next available position.
Moving channels in thefa vo urites 0007
Highlight a channel in thefa vo urites. 0007
Select 0080Move highlighted station. 0007
Highlight the new position. 0007
Confirm the position.
Deleting channels 0007
Highlight a channel in thefa vo urites. 0007
Select 0080Delete highlighted station. 0007
Select Yes.
Using a voice tag
Multimedia sy stem:
0018 Media 0019
à Devices 0019
TV
0019 ß Favourites 0007
Highlight a TVchannel in thefa vo urites. 0007
Select 0080Voice tag . 0007
Alternatively: use a voice tag inthech annel
list.
Creating a voice tag 0007
Select Add. 0007
Say a voice tag.
A messa geappears when thevo ice tag has
been created.
Lis tening toavo ice tag 0007
Select Listen. Deleting a
voice tag 0007
Select Delete.
A message appears asking whe ther youwa nt
to dele tethevo ice tagfo rth eTV channel. 0007
Select Yes. TV
prog ramme Overvi
ewof audio language and subtitles
Au dio language
R It is possible tochoose between se veral
audio languages when a programme is broad‐
cast in multiple languages.
R If En glish, forex ample, is set as the sy stem
language and a TVchannel is broadcasting in
th is language, En glish is selec ted automati‐
cally.
The prog ramme transmission may be indica ted
with thefo llowing symbols:
m Programme with audio explanations for
th e visually impaired
o Stereo broadcast 382
Multimedia sy stem

n
Programme forth e hearing impaired
O Broadcast in sur round sound
If a symbol is not shown, the prog ramme is
either broadca stin mono or the transmission
properties are unkn own.
Subtitles
R The function is switched on: subtitles are
shown in the selected language forth e cur‐
re nt programme (if available).
Setting theTV audio language
Multimedia sy stem:
0018 Media 0019
à Media sources 0019
TV
0019 Z Options 0007
Select Audio/subtitles. 0007
Select one of theav ailable audio languages.
The audio language selec ted only applies to
th e cur rent programme. Setting the
TVsubtitles
Multimedia sy stem:
0018 Media 0019
à Media sources 0019
TV
0019 Z Options 0007
Select Audio/subtitles. 0007
Select Show subtitles.
Switch the subtitles on 0073or off 0053. 0007
Select one of theav ailable languages forthe
subtitles. Te
lete xt Te
lete xt ove rview
Te lete xt pa ges are located between page 100
and page 899.
A dynamic telete xt pa geconsi sts of se veral sub‐
pages.
Information on MHEG-5 digital telete xt:
R digi taltelete xt is only available in some coun‐
tries, e.g. the UK and New Zealand
R interactive multimedia applications such as
weather fore casts, ne wsreports and sport
re sults are available R
it may take some time before all the pages
load
Showing telete xt
Multimedia sy stem:
0018 Media 0019
à Media sources 0019
TV
0019 Z Options 0019
Teletext 0007
Tocall up the pr evious or next telete xt
page: swipe upwards or down wards on the
to uchpad. 0007
Toenter numbers: press and holdthe
to uchpad. 0007
Enterth e numbers in quick succession. 0007
Toselect a subpage: swipe left orright on
th eto uchpad.
0009 The subpage cur rently selected is ma rked by
a blue symbol. 0007
Toreturn totheTV prog ramme: press and
hold the0038 button. Multimedia sy
stem 383

MHEG-5 digital
telete xt 0007
Ifth ete lete xt is displ ayed, press and hold on
th eto uchpad.
A colour selection bar appears. 0007
Select a colour.
The data content is displ ayed. 0007
Toenter numbers: select123. 0007
Enterth e numbers in quick succession. 0007
Toreturn totheTV prog ramme: selectTV. Pictu
resettings Picture settings
overview
The following picture form at settings are availa‐
ble:
R Automatic
The brightness is automatically set with this
option.
R 16:9
R 4:3
R Zoom Selecting picture settings
Multimedia sy
stem:
0018 Media 0019
à Media sources 0019
TV
0019 Z Options 0007
Select Picture format. 0007
Select a picture form at.
Ad justing the brightness manually
If th eAutomatic pictureform at is swit ched off,
yo u can adjust the brightness yourself. 0007
Select Brightness. 0007
Adjust the brightness. HD prog
rammes Re
ceiving encryp ted HD prog rammes
000E NO
TEDama getothe CI+ module and
Smart Card The CI+ module is designed
for use in the
home. The CI+ module can overheat and be
damaged bycontinuous exposure tohigh
outside temp eratures. 0007
Make sure that the CI+ module is not
subject tohigh temp eratures forex ten‐
ded pe riods of time.
If th e CI+ module is damaged, no
encryp tedch annels can be recei ved. The
TVtuner is in the boot recess. 0007
Ifre qu ired (countr y-dependent), insert the
Smart Ca rdinto the CI+ module slot. 0007
Remo vethe pr otective cap from theTV tune r. 0007
Insert the CI+ module into theTV tuner sl ot. 0007
Replace the pr otective cap on theTV tune r.
When the CI+ module is inser ted cor rectly,
encryp ted HD programmes can be recei ved
according toCI+ standard.
If th e CI module is not compatible, an er ror
messa geappears.
Calling up the CI+ module menu
Multimedia sy stem:
0018 Media 0019
à Media sources 0019
TV
0019 Z Options 0007
Select CA module. 384
Multimedia sy stem

0007
Select a menu option.
0009 You can view the subscription number in the
CI+ menu. You need this to extend the sub‐
scription, forex ample.
If playback is malfunctioning, you can try to
re sol vethe problem with Restart CI+ mod-
ule.
Fu rther information (see the manufacturer's
operating instructions). 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 7 spea kers. It is available
fo r all functions in thera dio and media modes.
Calling up the sound menu
Multimedia sy stem:
0018 Media 0019
00BB Sound
The following functions are available:
R Equaliser
R Balance and Fader R
Automatic volume adjustment
R Other sound settings 0007
Select a sound menu.
Ad justing treble, mid- range and bass set‐
tings
Multimedia sy stem:
0018 Media 0019
00BB Sound 0019
Equaliser 0007
Select Treble, MidorBass. 0007
Change the settings.
Ac tivating/deactivating automatic volume
adjustment
Multimedia sy stem:
0018 Media 0019
00BB Sound
0019 Automatic volume adjustment
Au tomatic volume adjustment compensates for
dif fering volumes when changing between audio
sources. 0007
Activate 0073or deacti vate 0053 the function. Ad
justing the balance/ fader
Multimedia sy stem:
0018 Media 0019
00BB Sound
0019 Balance and Fader 0007
Adjust the balance and fader. 0007
Toexitth e menu: pressthe0038 button. Burmes
ter®
sur round sound sy stem Information about
the Bu rmester ®
sur round
sound sy stem
The Burmes ter®
sur round sound sy stem has a
to ta l output of 590 W and is equipped with 13
speakers. It is available for all functions in the
ra dio and media modes.
Calling up the sound menu in the
Bu rm ester ®
sur round sound sy stem
Multimedia sy stem:
0018 Media 0019
00BB Sound
The following functions are available:
R Equaliser
R Balance and Fader Multimedia sy
stem 385

R
Automatic volume adjustment
R Surround sound
R Sound focus
R Other sound settings 0007
Select a function.
Ad justing the treble, mid and bass settings
on the Burmes ter®
sur round sound sy stem
Multimedia sy stem:
0018 Media 0019
00BB Sound 0019
Equaliser 0007
Select Treble, MidorBass. 0007
Set the desired values.
Ac tivating/deactivating volume adjustment
in the Bu rmester ®
sur round sound sy stem
Multimedia sy stem:
0018 Media 0019
00BB Sound
0019 Automatic volume adjustment
Au tomatic volume adjustment compensates for
dif fering volumes when changing between audio
sources. 0007
Activate 0073or deacti vate 0053 the function. Ad
justing the balance/ fader in the
Burmes ter®
sur round sound sy stem
Multimedia sy stem:
0018 Media 0019
00BB Sound
0019 Balance and Fader 0007
Adjust the balance and fader. 0007
Toexitth e menu: pressthe0038 button.
Switching sur round sound on/off in the
Burmes ter®
sur round sound sy stem
Multimedia sy stem:
0018 Media 0019
00BB Sound
0019 Surround sound 0007
Activate 0073or deacti vate 0053 the function.
Ad justing the sound focus in the Bu rmester ®
sur round sound sy stem
Multimedia sy stem:
0018 Media 0019
00BB Sound 0019
Sound focus 0007
Adjust the sound focus. 386
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 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:
0018 Service 0019
ASSYST PLUS
The next service due date is displa yed. 0007
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
(0013 page 252). Information on
regular maintenance work 000E
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. 0007
Alw ays obser vethe prescribed service
inter vals. 0007
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 387

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. 0007
Notedown the service due date displa yed on
th e instrument display before disconnecting
th e battery (0013 page 387). 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 bonn et
is raised byappr oximately 85 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 000A
WARNING Risk of bu rns from hot com‐
ponent parts in the engine compartment
Cer tain components in the engine compart‐
ment can be very hot, e.g. the engine, the
ra diator and parts of theex haust sy stem. 0007
Allow the engine tocool down and only
to uch co mponent parts described in the
fo llowing. 388
Maintenance and care

0007
With your hand flat, push down active bonnet
1 inthe area around the hinges on bo th
sides (ar rows).
In doing so, the actuator is depressurised
and you may hear a hissing sound.
The engine bonnet must en gage in position. 0007
Ifth e active bonn etcan be raised slight lyat
th ere ar in the area of the hinges, repeat the
st ep until it engages cor rectl y. Opening/closing
the bonnet 000A
WARNING Risk of accident due todriv‐
ing with the engine bonn etunlo cked
An unloc ked engine bonn etmay open up
when theve hicle is in motion and block your
vie w. 0007
Never unlock the engine bonn etwhen
driving. 0007
Before every trip, ensure that the
engine bonn etis loc ked. 000A
WARNING Risk of accident and inju ry
when opening and closing the engine
bonn et
When opening or closing the engine bonn et,
it may suddenly drop into the end position.
There is a risk of injury for an yone in the
engine bonn et's range of mo vement. 0007
Only open or close the engine bonn et
when there are no persons in the
engine bonn et's range of mo vement. 000A
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. 0007
Before opening the bonn et, allow the
engine tocool down. 0007
Intheeve nt of a fire inthe engine com‐
partment, keep the engine bonn et
closed and call thefire service. 000A
WARNING Risk of inju rydue tomoving
parts
Cer tain components in the engine compart‐
ment may continue tomo veor suddenly
mo veagain even af terth e ignition has been
switched off, e.g. the cooler fan.
Ma kesure of thefo llowing before per form ing
ta sks in the engine compartmen t: 0007
Switch the ignition off. 0007
Neverto uch the danger zone sur round‐
ing moving co mponent parts, e.g. the
ro tation area of thefa n. 0007
Remo vejewe llery and watches. 0007
Keep items of clo thing and hair away
from moving parts. Maintenance and care
389