2020 MERCEDES-BENZ C-CLASS CABRIOLET ignition

sing
le-use passwordsent toyouvia the
Mer cedes meconn ectonline portalto rese tth e
PIN protect ion. #
Select Unbloc kPIN. #
Enterth esing le-use password.
PIN protect ion isrese t,and youcan seta
ne wPIN.
% The availabilit yof this func tion iscoun try
depen dentandmayno tbe available inyour
co unt ry.
Alt ernati vely,yo ucan have PIN protect ion
re se tat an aut hor ized Mercedes-Benz Cen‐
te r. User
profile Se
tting auser profile
Multimedia system:
4 System 5
g Person alization
Displa yingauser profile when star ting
If th is func tion isact ive, apr om ptappear swhen
st ar tin gth esy stem asking whichuser profile to
use. #
Select Display Profile Select ion afterStart . #
Activate0073 ordeacti vate 0053 thefunc tion.
Selecting auser profile #
Select GuestProfile orindividual profile 003B.
% Some settings from theuser profile areonl y
loaded whentheve hicle isstatio naryor
when theignition isswitc hedon.
Au tomatic synchronizat ion
Eac htime theignition isswitc hedoffor on, the
indiv idual userprofiles aresync hroniz edon the
multime diasystem and ontheser ver.This
ensur esthat thelat estuser profiles areav aila‐
ble. #
Select Automat icSyn chron izat ion. #
Activate0073 ordeacti vate 0053 thefunc tion.
% Formor einf ormation aboutimpor ting/
ex por tinguser profiles (/ page265 ). Cr
eating auser profile
Multimedia system:
4 System 5
g Person alization
5 Create Profile #
Entera name. #
Select 0076.
The follo wing informatio nis save din theuser
pr ofile, forex am ple:
R System settings
R Settings intheTV tune r'schann ellist
R Navig ation andtraf fic inf ormati on
The settings differ depending ontheve hicle
eq uipment.
Im por ting/e xportingauser profile
Re quirement s:
R Ther eis an Interne tcon nection .
R AMer cedes meacco untexists at htt p:/ /
www .mercedes.me .
R The Person alization service isactiv e. Multimedia
system 265

th
emobile phoneconnect ioninyour vehicle
and, asan option, installed automat ically.Yo u
can moni torth est atus ofyour updat eson the
Mer cedes meportaland find informa tionab ou t
po tentia linno vatio ns.
Yo ur adv antages ataglanc e:
R Con venie ntly recei vesof twareupda tesvia
th emobile phonenetwork
R Improve sth equ alit yand availabilit yof
Mer cedesme connectser vices
R Keeps your mult imed iasystem and comm uni‐
cation module up-to-dat e
Fu rther information aboutsoftwareupdat escan
be found athttp :/ /m e.m erced es-ben z.co m
Pe rfor min gasof twareup date
Re quirement s:
R Ther eis an Interne tcon nection
(/ page31 9).
R Foraut omat icupdat es:yo ur vehicle hasa
per manent lyins talled com munic ationmod‐
ule. Multim
ediasystem:
4 System 5
Soft ware Update
Au tomatic update #
Swi tchAuto matic Onl ine Update on 0073.
Up dat esareper form ed.
The current status oftheupdat esisdis‐
pla yed.
Manu alupd ate #
Deact ivat e0053 Auto matic OnlineUpdate. #
Select anupdat efrom thelis tand star tth e
updat e.
Ac tiv atin gthe softwa reupdat e #
Restar tth esy stem.
Fu nction ofimpor tant system updates
Im por tant system updat esma ybe neces saryfo r
th esecur ityofyour mult imed iasystem's data.
Please installth ese updat es,other wise the
secur ityofyour mult imed iasystem cann otbe
ensur ed. %
Ifaut omatic softwareupdat esareactiv ated,
th esy stem updat eswill bedownloaded auto‐
maticall y(/ page26 7).
As soon asan updat eis available fordo wnloa d,
a cor responding messageappea rson themedia
displa y.
Yo uha ve thefo llo wing selectionoption s:
R Down load
The updat ewill bedownloaded inthebac k‐
gr ound.
R Det ails
Inf ormation aboutthepending system
updat eis displa yed.
R Later
The updat ecan bedownloaded manuallyata
lat er time (/page26 7).
If th edo wnload iscom pletedand theupdat eis
re ady forins tallation ,yo uwill beinformed ofthis
af te rth ene xt ignition cycle, forex am ple.
% Park theve hicle safely inasuit able location
bef orest ar tin gth eins tallation . Multim
ediasystem 26
7

or
#
Discon nectthecon nect ingcable between
th emobile phoneandmultimedia system.
Mer cedes- Benzrecomme ndsdisconnecti ng
th econ nect ingcable onlywhen theve hicle is
st atio nary. Tr
ansf erre dve hicl edata withAndroidAuto
and Apple CarPla y® Ov
ervie wof transf erre dve hicl edata
When using Andr oidAutoor Apple CarPla y®
,cer‐
ta in vehicle datais transf erredto themobile
phone. Thisenables youto getth ebes tout of
select edmobile phoneservices. Vehicle datais
no tdir ectl yaccessible.
The follo wing system information istransmit ted:
R Softwarere lease ofthemultimedia system
R System ID(anon ymized)
The transf erofthis dat ais used tooptimize com‐
munication between theve hicle andthemobile
phone. To
do this, and toassig nse veralve hicles tothe
mobil ephone, ave hicle identif ierisrando mly
ge ner ated .
Thi sha sno conne ctionto theve hicle identif ica‐
tion number (VIN)andisdele tedwhen themulti‐
media system isrese t(/ page268).
The follo wing drivin gst atus datais trans mitted:
R Trans miss ionposit ionengaged
R Distinction between parked, stands till,ro lling
and drivin g
R Day/n ight mode oftheins trument cluster
The transf erofthis dat ais used toalter how
con tent isdispl ayed tocor respond tothedr iving
situation .
The follo wing positiondatais transmit ted:
R Coor dinat es
R Speed
R Com pass direct ion
R Accel erati on dire ction Thi
sda ta isonl ytransf erredwhile thena vig ation
sy stem isactiv ein order toimprove it(e.g. soit
can continue func tioningwhen inatun nel). Mer
cedes mecalls Mak
ingacall viatheov erhead controlpa nel
Re quirement s:
R Youha ve acc ess toaGSM network.
R The cont ract partner' sGSM networkco ver‐
ag eis available inthere spectiv ere gion.
R The ignition isswitc hedonsothat vehicle
dat acan betransf erredaut omatic ally. Multimedia
system 31
3

1
mebutt onforser vice, concier georinforma‐
tion calls
2 SOS buttoncover
3 SOS button #
Tomak eaMe rcedes mecall: press butt on
1. #
Tomak ean eme rgency call:press SOS
butt oncover2 brief lyto open. #
Press and hold SOS button3 forat lea st
one second.
If aMer cedes mecall isactiv e,an emer gency
cal lcan still be trigg ered. This hasprior ity ove r
all other activ ecalls.
Inf ormat ionabout theMer cedes mecall
using theme button
A cal lto theMer cedes- BenzCustomer Cent er
has been initiatedvia theme butt onintheove r‐
head controlpanel orthemultimedia system.
Using thevo ice dialog system youacc ess the
desir edser vice:
R Concier geSer vice (if th eser vice isactiv ated)
R Accid ent and brea kdo wnmana gement
(/ page31 6)
R Mer cedes -Benz Customer Centerforge ner al
inf orma tionab ou tth eve hicle
Yo ucan find informa tionon thefo llo wing topics:
R Activati on ofMe rcedes meconnect
R Oper ating theve hicle
R Near estaut hor ized Mercedes-Ben zCent er R
Other products andservices from Mer cedes-
Benz
Dat ais transf erreddur ing thecon nect iontothe
Mer cedes-Ben zCus tomer Cent er(/ page31 5).
Ca lling theMer cedes- BenzCustomer Center
usi ng the multi mediasy stem
Re quirement s:
R Youha ve acc ess toaGSM network.
R The cont ract partner' sGSM networkco ver‐
ag eis available inthere spectiv ere gion.
R The ignition isswitc hedonsothat vehicle
dat acan betransf erredaut omatic ally.
Multimedia system:
4 Phone 5
ª Contac ts #
Call Mercedes meconnect.
The callismade.
Af terconf irmation, themultimedia system
sends there qu ired vehicle data.The data
tr ansf erissho wninthemedia display.
Then, youcan selectaser viceand becon‐
ne cted toaspec ialistat theMer cedes- Benz
Cus tomer Cent er. 31
4
Multimedia system

cal
lin theeve ntofabr ea kdo wnorasimil arsit‐
ua tio n.
Di spl aysin themed iadisp lay:
SOS READY :eC allav ailable
SO SNOT READY: theignition isno ton oreCall
is no tav ailable.
Dur ing anact ive emer gency call,0053 appe ars
in thedispla y.
Yo ucan find mor einf orma tionon there gional
av ailabilit yof eCall system at:htt p://
www .mercedes- benz.com /con nect_ecall .
% Ifth er eis amalfunct ionintheemer gency
cal lsy stem (e.g. amalfunct ionwithth e
speak er,micr ophone, airbag,SOS button), a
cor responding messageappea rsinthemul‐
tifun ction displa yof theins trument cluster.
Tr igg ering anaut omat icemer gency call
Re quirement s
R The ignit ionisswitc hedon.
R The star terbatt eryis suf ficie ntlych arge d.
If re stra int systems suchas airbags orEmer ‐
ge ncy Tensi oni ng Device sha ve been activated af
te ran accide nt,theMer cedes- Benzemer‐
ge ncy callsy stem mayaut omaticall yinitiat ean
emer gency call.
The eme rgency callhas been made:
R Avo ice con nection ismade totheMer cedes-
Benz emergency callcent er.
R Ames sage withacc iden tdat ais transm itted
to theMer cedes- Benzemergency callcent er.
The Mercedes-Be nzeme rgency callcent er
can trans mit theve hicle position datato one
of theemer gency callcent ers.
The SOS button intheove rhead control panel
fl ashes untilth eemer gency callis finis hed .
It is no tpo ssi ble to immed iatelyend anaut o‐
matic emergency call.
If no conne ctioncan bemade totheemer gency
ser vice sei th er,a cor responding message
appea rsinthemedia display. #
Dialth elocal emergency num beron your
mob ilephon e. If
an eme rgency callhas been initiat ed:
R Remain intheve hicle ifth ero ad and traffic
condi tions permit youto do sountil avo ice
con nection ises tablished withth eemer‐
ge ncy callcent eroperator.
R Bas edon thecall, theoper ator decides
whe ther itis neces saryto cal lre scue teams
and/ orthepolice totheacciden tsit e.
R Ifno vehicle occupant answers, an ambu‐
lance issent totheve hicle immediat ely.
Tr igg ering ama nual emer gency call #
Press and hold theSOS buttonintheove r‐
head controlpanel forat lea stone second.
The emer gency callha sbe en ma de:
R Avo ice con nection ismade totheMer cedes-
Benz emergency callcent er.
R Ames sage withacc iden tdat ais transm itted
to theMer cedes- Benzemergency callcent er.
The Mercedes-Be nzeme rgency callcent er
can trans mit theve hicle position datato one
of theemer gency callcent ers. 31
8
Multimedia system

R
freq uent operation inmount ainouste rrain or
on poor road sur faces
R whe nth eengine isoftenleft idling forlong
per iods
R oper ation inpar ticula rly dus tycond ition s
and /orif air -rec ircula tion mod eis freq uen tly
used
In these orsimilar operating conditions ,ha ve the
int erior airfilt er ,engin eair clean er,engin eoil
and oilfilt er etc. chang edmor efreq uent ly.The
tir es mus tbe checkedmor efreq uentl yif th e
ve hicle isoper ated under increased loads. Fur‐
th er information canbeobt ained ataqu alif ied
spec ialistwo rkshop. Batt
erydisconne ctionperiods The
ASSYSTPL US service interva ldisp lay
can onlycalculat eth eser vice dueda te when
th ebat tery isconnect ed. #
Notedown theser vice duedatedispla yedon
th eins trument displaybef orediscon necting
th ebatt ery(/ page34 7). Engine
compartment Opening/closing
thehood &
WARNIN GRisk ofacci dent ifth eengine
hood isunlatc hedwhile driving
An unloc kedengin ehood mayopen upwhen
th eve hicle isin mo tion andblockyo ur vie w. #
Neverunla tchth eengine hoodwhile
dr iving. #
Beforeev erytrip, ensur eth at the
engine hoodislatc hed. &
WARNIN GRisk ofacci dent andinjury
when openingand closingtheengine
hood
When opening orclosing theengine hood,it
ma ysuddenl ydr op intoth eend position .
Ther eis arisk ofinjur yfo ran yone inthe
engine hood's rang eof mo vement. #
Onlyopen orclose theengine hood
when ther ear eno per sons inthe
engine hood's rang eof mo vement. &
WARNIN GDang erofburnswhen open‐
ing thehood
If yo uopen thehood when theengine has
ove rheat edordur ing afire intheengine
com partmen t,yo uco uld come intoco ntact
wit hho tga ses orother escaping operating
fl uids. #
Beforeopen ingthehood, allowthe
engine tocool down. #
Intheeve ntofafire intheengine com‐
par tmen t,ke ep thehood closed and
call thefire ser vice. &
WARNIN GRisk ofinju rydue tomo ving
par ts
Cer tain com pone ntsin theengine compart‐
ment maycon tinue tomo veorsuddenly
mo veagain evenaf te rth eignition hasbeen
switc hedoff,e.g. thecooler fan.
Ma kesur eof thefo llo wing beforeper form ing
ta sk sin theengine compartmen t: #
Swi tchth eignition off. 34
8
Maint enance andcare

#
Neverto uc hth edang erzon esur round ‐
ing movingco mp onent parts,e.g. the
ro tatio nar ea ofthefa n. #
Remo vejewe lry and watche s. #
Keep items ofclo thing and hair away
fr om moving parts. &
WARNIN GRisk ofinju ryfrom touc hin g
co mp onent partsunder voltag e
The ignit ionsystem and thefuel injec tion
sy stem workund erhigh voltag e. Ifyo uto uc h
co mp onent partswhic har eunder voltag e,
yo uco uld recei vean elec tric shoc k. #
Neverto uc hco mp onent partsof the
ignit ionsystem orthefuel injec tionsys‐
te m when theignition isswitc hedon. &
WARNIN GRisk ofburnsfrom hotcom‐
ponent partsintheengine compartmen t
Cer tain com pone ntsin theengine compart‐
ment canbevery hot,e.g. theengine, the
ra diat orand partsof theex haus tsy stem. #
Allo wtheengine tocool down and only
to uc hco mp onent partsdescr ibedin
th efo llo wing. &
WARNIN GRisk ofinju ryfrom using the
winds hieldwiper swhile theengine hood
is open
When theengine hoodisopen andthewind‐
shield wipersar ese tin mo tion ,yo ucan be
tr apped bythewiper linkage. #
Alw aysswitc hof fth ewindshield wipers
and ignition beforeopening theengine
hood. #
Toopen: pullleve r1 torelease thehood. Maint
enanc eand care34
9

R
Oilleve lto ohigh: oilleve lis abo ve2 . #
Ifth eoil leve lis toolow, add 1.1 US qt
(1 liter) ofengine oil. #
Ifth eoil leve lis toohigh, drain offexc ess
engine oil.Consult aqu alif ied spec ialist
wo rkshop.
Chec kingtheengine oilleve lusing theon-
boar dcom puter
Re quirement s
The engin emus tha ve an oilleve lsen sor.If no t,
th eengine oilleve lcan becheckedonl ywit hth e
oil dips tick(/ page350).
The engine oilleve lis de term ined during drivin g.
De term inin gth eengine oilleve lcan take up to
30 minut eswit hanor mal driving style and even
long erwit han act ive dr ivin gst yle.
In order torecei veare sult asquickl yas possi‐
ble:
R warm uptheengine
R parkth eve hicle onaleve lsur face
R leave theengine running atidle spe ed On-bo
ardcom puter:
4 Service5
Engine OilLeve l
Yo uwill see oneof thefo llo wing mess ages on
th emultifunc tiondispla y:
R Measuring Engine OilLevel.. .:measur ement
of theoil leve lis no tye tpo ssi ble. #
Repeat there qu estaf te ra maximu mof
30 minut esdriving.
R Engine OilLevel OKand thebar displa yfo r
indic atingth eoil leve lon themultifunc tion
displa yis green and isbe tween "min" and
"max": theoil leve lis cor rect.
R Engine OilLeve lAdd 1.0land thebar displa y
fo rindica tingtheoil leve lon themultifunc ‐
tion displa yis orang eand isbelo w"min": #
Add1.1 US qt(1l)of engine oil.
R Red uce Engine OilLevel andthebar displa y
fo rindica tingtheoil leve lon themultifunc ‐
tion displa yis orang eand isabo ve"max ": #
Drain offan yex cess engineoilthat has been
added. Todo so, con sult aqu alif ied spec ialist
wo rkshop.
R For Engine OilLevel Switch Ignition On: #
Switc hon theignition tocheckth eengine oil
le ve l.
R Engine OilLeve lSyst emInoperat ive:sensor
fa ulty ornotins erted. #
Consult aqu alif ied spec ialistwo rkshop.
R Engine OilLevel System Currently Unavail.: #
Close thehood.
Ad ding engine oil &
WARNIN GRisk ofburnsfrom hotcom‐
ponent partsintheengine compartmen t
Cer tain com pone ntsin theengine compart‐
ment canbevery hot,e.g. theengine ,th e
ra diat orand partsof theex haus tsy stem. #
Allo wtheengine tocool down and only
to uc hco mp onent partsdescr ibedin
th efo llo wing. Maint
enanceand care35
1