2019 MERCEDES-BENZ S-CLASS CABRIOLET service

#
Activate 0073or deacti vate 0053 the function.
Deleting br owser data
Multimedia sy stem:
, Con-
nect .
z Browser .
Z Options .
Del
ete Browser Data
The following options are available:
R All
R Cache
R Cookies
R Entered URLs
R Form Data #
Select an option. #
Select Yes.
Managing bookmar ks
Multimedia sy stem:
, Con-
nect .
z Browser .
ß Bookmarks
Selecting a bookmark #
Select an entry. Creating a bookmark #
Select Add New Bookmark. #
Enter a URL and a name. #
Select ¡.
Editing a bookmark #
Highlight a bookmar k. #
Select p. #
Select Edit. #
Enter a URL and a name. #
Select ¡.
Deleting a bookmark #
Highlight a bookmar k. #
Select p. #
Select Delete. #
Select Yes.
Closing the br owser
Multimedia sy stem:
, Connect .
z Browser #
Select åClose Browser . Internet
radio Calling up In
ternetradio
Re quirements:
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 an auth orized
Mercedes-Benz Center.
Multimedia sy stem:
, Radio .
Þ Radio Source #
Select TuneIn Radio.
The Internet radio display appears. The last
st ation set starts playing.
% The connection quality depends on the local
mobile phone reception. 310
Multimedia sy stem

#
Select Move Highlighted Station. #
Select a memo rypreset.
Deleting stations: #
Highlight a preset entry and navigate tothe
left. #
Select Delete Highlighted Station. #
Select Yes. Ta
gging music trac ksMultimedia sy
stem:
, 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 theiTunes Store ®
. #
Select ♫→ Tag This Song.
The track information is sa ved. Ac
tivating/deactivating radio text Multimedia sy
stem:
, Radio .
Z Options .
Display Radio
Text Information #
Activate 0073or deacti vate 0053 the function. Satellite
radio In
fo rm ation on the satellite radio
SIRIUS XM ®
satelli teradio of fers more than 175
digital-quality radio channels pr oviding 100%
commercial-free music, sports, ne wsand enter‐
ta inment, forex ample. SIRIUS XM satellite radio
emplo ysafleet of high-per form ance satellites to
broadcast around the clock thro ughout the USA
and Canada. The satellite radio program is avail‐
able for a monthly fee. Information about this
can be obtained from a Sirius XM ®
Service Cen‐
te r and at http://www.siriusxm.com (USA) or
http://www.siriusxm.ca (Canada).
% Sirius, XM and all related mar ksand logos
are trademar ksof Sirius XM Radio Inc. and
its subsidiaries. All other mar ks,ch annel names and logos are
the property of their
re spective owners. All rights reser ved.
Satellite radio restrictions
Satellite radio mode may be temp orarily una vail‐
able or inter rupte dfo r a variet y of reasons.
These include environmen tal or topog raphical
conditions be yond the control of Mercedes-Benz
US A,LLC. Thus, operation at cer tain locations
may not be possible.
Re gis tering satellite radio
Re quirements:
R Satellite radio equipment
R Registration with a satellite radio pr ovider
R Ifre gistration is not included when pur chas‐
ing the sy stem, your credit card de tails will
be requ ired toactivate your account 328
Multimedia sy stem

Multimedia sy
stem:
, Radio .
Þ Radio Source .
Sir-
iusXM Radio .
Z Options #
Select Service Information.
The service information screen appears
showing thera dio ID and the cur rent sub‐
scription status. #
Establish a telephone connection. #
Follow the service staff's instructions.
The activation process may take up to ten
minutes.
% You can also ha vethe satellite service acti‐
va ted online. Todo so, please visit http:// www.siriusxm.com (USA) or http://
www.siriusxm.ca (Canada).
Switching on satellite radio
Multimedia sy stem:
, Radio .
Þ Radio Source #
Select SiriusXM Radio . Multimedia sy
stem 329

Displaying satellite
radio se rvice information
Multimedia sy stem:
, Radio .
Þ Radio Source .
Sir-
iusXM Radio .
Z Options #
Select Service Information. 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 10speakers. It is available
fo r all functions in thera dio and media modes.
Calling up the sound menu
Multimedia sy stem:
, Media .
00BB Sound
The following functions are available:
R Equalizer
R Balance and Fader
R Automatic Volume Adjustment
R Other Sound Settings #
Select a sound menu.
Ad justing treble, mid- range and bass set‐
tings
Multimedia sy stem:
, Media .
00BB Sound .
Equalizer #
Select Treble, Mid Range orBass. #
Change the settings.
Ac tivating/deactivating automatic volume
adjustment
Multimedia sy stem:
, Media .
00BB Sound .
Automatic Vol-
ume Adjustment
Au tomatic volume adjustment compensates for
dif fering volumes when changing between audio
sources. #
Activate 0073or deacti vate 0053 the function.
Ad justing the balance/ fader
Multimedia sy stem:
, Media .
00BB Sound .
Balance and
Fader #
Adjust the balance and fader. #
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:
, Media .
00BB Sound
The following functions are available:
R Equalizer
R Balance and Fader
R Automatic Volume Adjustment
R Surround Sound
R Sound Focus
R Other Sound Settings #
Select a function. Multimedia sy
stem 333

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
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. an authorized
Mercedes-Benz Center. Displaying
the service due da te On-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 211). Information on
regular main tenance 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‐
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 336
Maintenance and care

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
tires 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 336). Engine compartment
Ac
tive hood (pedestrian pr otection) Operation of
the active hood (pedestrian pro‐
te ction)
In cer tain accident situations, therisk of injury
to pedestrians can be reduced bythe actuation
of the active hood. The rear area of the hood is
ra ised byappr oximately 80 mm.
Fo rth e drive tothewo rkshop, reset the trig‐
ge red active hood yourself. Af terth e active hood
has been triggered, pedestrian pr otection may
be limited.
A qu alified specialist workshop must re-ins tate
th e full functionality of the active hood.
The active hood is not available in all countries.
Re setting the active hood &
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. #
Allow the engine tocool down and only
to uch co mponent parts described in the
fo llowing. #
With your hand flat, push down active hood
1 inthe area around the hinges on bo th
sides (ar rows).
The hood must engage in position. #
Ifth e active hood can be raised slightly at
th ere ar in the area of the hinges, repeat the
st ep until it engages cor rectl y. Maintenance and care
337

Opening/closing
the hood &
WARNING Risk of accident if the engine
hood is unlatched while driving
An unloc ked engine hood may open up when
th eve hicle is in motion and block your vie w. #
Never unlatch the engine hood while
driving. #
Before every trip, ensure that the
engine hood is latched. &
WARNING Risk of accident and inju ry
when opening and closing the engine
hood
When opening or closing the engine hood, it
may suddenly drop into the end position.
There is a risk of injury for an yone in the
engine hood's range of mo vement. #
Only open or close the engine hood
when there are no persons in the
engine hood's range of mo vement. &
WARNING Danger of bu rns when open‐
ing the hood
If yo u open the hood when the engine has
ove rheated or during a fire inthe engine
compartment, you could come into contact
with hot gases or other escaping operating
fl uids. #
Before opening the hood, allow the
engine tocool down. #
Intheeve nt of a fire inthe engine com‐
partment, keep the hood closed and
call thefire service. &
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: #
Switch the ignition off. #
Neverto uch the danger zone sur round‐
ing moving co mponent parts, e.g. the
ro tation area of thefa n. #
Remo vejewe lry and watches. #
Keep items of clo thing and hair away
from moving parts. &
WARNING Risk of inju ryfrom touching
co mp onent parts under voltage
The ignition sy stem and the fuel injection
sy stem workunder high voltage. If youto uch
co mp onent parts which are under voltage,
yo u could recei vean electric shoc k. #
Neverto uch co mponent parts of the
ignition sy stem or the fuel injection sys‐
te m when the ignition is switched on. &
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. 338
Maintenance and care

Engine oil
Checking
the engine oil le vel with an on-
board computer
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 Lea vethe engine running at idle speed.
On-board compu ter:
, Service .
Engine Oil Level
Yo u will see one of thefo llowing messa ges in
th e multifunction displa y:#
Measuring Engine Oil Level...: measurement
of the oil le vel is not yet possible. Repeat the
requ est af ter a maximum of 30 minutes' driv‐
ing. #
Engine Oil Level OK andthe bar display for
indicating the oil le vel in the multifunction
display is green and is between "min" and
"max": the oil le vel is cor rect. #
Engine Oil Level Add 1.0 l andthe bar display
fo r indicating the oil le vel in the multifunction
display is orange and is below "min": add
1. 1 US qt (1 liter) of engine oil. #
Reduce Engine Oil Level andthe bar display
fo r indicating the oil le vel in the multifunction
display is orange and is abo ve"max": drain
off theex cess engine oil. Consult a qualified
specialist workshop. #
For Engine Oil Level Switch Ignition On:
switch on the ignition tocheck the engine oil
le ve l. #
Engine Oil Level System Inoperative: sensor
defective or not inse rted. Consult a qualified
specialist workshop. #
Engine Oil Level System Currently Unavail.:
close the hood. Ad
ding engine oil &
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. #
Allow the engine tocool down and only
to uch co mponent parts described in the
fo llowing. &
WARNING Risk offire and injury from
engine oil
If engine oil comes into con tact wi thhot
component parts in the engine compart‐
ment, it may ignite. #
Make sure that no engine oil is spilled
next tothefiller opening. #
Allow the engine tocool off and thor‐
oughly clean the engine oil from compo‐
nent parts before starting theve hicle. 340
Maintenance and care