2020 MERCEDES-BENZ C-CLASS CABRIOLET heating

#
Dep ress thebr ak epedal andpress butt on
1 onc e. #
Ifth eve hicle does notst ar t:switc hof fnon-
essential consumer sand press butt on1
once. #
Ifth eve hicle still does notst ar tand the
Place theKey inthe Marked SpaceSee
Operator's Manualdisplaymessag ealso
appear sin themultifunc tiondispla y:star t
th eve hicle inemer gency operati on mod e.
% Youcan switchoffth eengine whiledriving
by pressing button1 forabo utthre esec‐
onds orby pressing button1 thre etimes
wit hin thre esecon ds.Besureto obser vethe
saf etyno tesunder "Driving tips"
(/ page13 6).
St arting theve hicl ewith Smar tKey inthe
ma rked spa ce(emer gency oper ation mode)
If th eve hicle does notst ar tand thePlace the
Key inthe Marked SpaceSeeOperator 'sManual
messag eappear sin themultifunc tiondispla y,
yo ucan star tth eve hicle inemer gency operati on
mod e. #
Makesur eth at mar kedspace 2isem pty. #
Remo veSmar tKey 1 from theke yring. #
Place Sma rtKe y1 inmar kedspace 2on
th esymbol 3.
The vehicle willstar taf te ra shor ttime.
If yo ure mo veSmar tKey 1 from mar ked
space 2theengine continues running .Fo r
fur ther engine star ts howe ver,Smar tKey 1 mus
tbe locat edinmar kedspace 2onsym‐
bol 3during theent ire jour ney. #
Have Smar tKey 1 checkedat aqu alif ied
spec ialistwo rkshop.
If th eve hicl edoes notst ar t: #
Place SmartKey 1 inmar kedspace 2and
lea veitth er e. #
Depr essthebr ak epedal andstar tth eve hi‐
cle using thest ar t/ stop butt on.
% Youcan also switchon thepo we rsupp lyor
th eignition withth est ar t/ stop butt on. St
arting theve hicl evia Remo teOnline serv‐
ices Cooling
orheating theve hicl eint erior before
co mmenci ngyour jour ney
% This function isno tav ailable inall coun tries.
If yo ustar tth eve hicle viayour smar tphon e,the
pr ev iousl yselec tedair con dition ingadjus tment
is activ e. Dr
iving andparking13
3

&
WARNIN GRisk ofacci dent dueto
uns uitable foot we ar
Oper ationof thepedals maybe restrict ed
du eto uns uitable foot we arsuc has:
R Shoes withplat form soles
R Shoes withhigh heels
R Slipper s #
When driving alwayswe arsuit able
shoe sin order tobe able tooper ateth e
pedals safely. &
WARNIN GRisk ofacci dent whenswi tch‐
ing offth eignition whendriving
If yo uswit choffth eignition whiledriving,
saf etyfun ction sar ere strict ed orno long er
av ailable. Thismayaf fect thepo we rst eer ing
sy stem and thebr ak efo rc eboos ting,fo r
ex am ple.
Yo uwill then need touse consider ablymor e
fo rc eto steer and brak e. #
Donotswitc hof fth eignition whiledriv‐
ing. &
DANG ER Risk deathcause dby exhaus t
ga ses
Combus tionengines emitpoisonous exhaus t
ga ses suchas carbon monoxide.Inhaling
th ese exhaus tga ses ishazar dous tohealt h
and leads topoisonin g. #
Neverlea vetheengine or,if pr esent ,
th eauxiliar yheating running inan
encl osedspa cewithout sufficie ntventi‐
la tio n. &
WARNIN GRisk ofskid ding and ofan
acci dent dueto shif ting down onslipper y
ro ad sur faces
If yo ushif tdo wn onslipp eryro ad sur faces to
inc rease theengine braking effect, thedr ive
wheels maylose traction . #
Donotshif tdo wn onslipper yro ad sur‐
fa ces toinc rease theengine braking
ef fect. &
DANG ER Risk offata linj urydue topoi‐
sonous exhaus tga ses
If th eta ilpipe isbloc kedor suf ficie ntventil a‐
tio nis no tpo ssi ble, po isonou sex haus tga ses
suc has carbon monoxidemayent ertheve hi‐
cle. This isthecase when theve hicle
becomes stuc kin snow ,fo rex am ple. #
Keep theta ilpipe andthear ea around
th eve hicle free from snowwhen the
engine orthest atio naryheat erareru n‐
ning . #
Ope nawi ndo won theside oftheve hi‐
cle facing away from thewind toensur e
an adeq uatesupply offresh air. &
WARNIN GRisk ofacci dent andinjury
due tobeing under theinf luence ofalco‐
hol and drugs while driving
Dr iving when under theinf luence ofalcohol
and/or drugs isan extreme lydang erous
combin ation.Even small quant ities ofalco hol
or drugs mayaf fect your reflexe s,per cep tion
and judgment. Dr
iving andparking 13
7

The
probability ofaser ious oreven fata lacc i‐
dent greatl yinc reases ifyo udr ive when
und ertheinf luence ofalcohol ordrugs. #
Donotdr ink alcohol ortake drugs while
dr iving, anddonotallo wan yone to
dr ive who hasbeen drink ing alcohol or
ta king drug s. &
WARNIN GRisk ofacci dent dueto the
br ak esy stem overheating
If yo ulea veyour foot on thebr ak epedal
when driving, thebr ak esy stem mayov er‐
heat.
This increases thebr aking distance and the
br ak esy stem mayeve nfa il. #
Neveruse thebr ak epedal asafo ot re st. #
Donotde press thebr ak epedal andthe
acc elerat orpedal atthesame time
while driving. *
NO
TEWearing out thebr ak elinings by
continu ously dep ressing thebr ak epedal #
Donotdepr essthebr ak epedal contin‐
uousl ywhils tdr iving. #
Touse thebr aking effect of theengine,
shif tto alowe rge ar ingood time. *
NO
TEDama getothedr ivet ra in and
engin ewhen pulling away #
Donotwa rm uptheengine whilethe
ve hicle isstatio nary.Pull away immed i‐
at ely. #
Avoid high engine speeds anddriving at
full thro ttle untilth eengine hasreac hed
its operatin gte mp eratur e. *
NO
TEDama getothecat alytic converter
due tonon-co mbusted fuel The
engine isno tru nning smoothly and is
misf iring.
Non-c ombus tedfuel mayge tint oth ecat a‐
lyt iccon verter . #
Onlydepr esstheaccelera torpeda l
slig htly. #
Have thecause rectif ied imme diat ely at
a qu alif ied spec ialistwo rkshop. Limit
edbraking effect on salt-tr eatedro ads:
R Due tosalt build-up onthebr ak ediscs and
br ak epads, thebr aking distance canincrease
consi derably orresult inbraking onlyonone
side
R Maint ainamuc hgr eat ersaf edis tance tothe
ve hicle infront
To preve ntsaltbu ild-u p:
R Brak eocca siona llywh ile pa ying attenti onto
th etra ffic con dition s
R Carefull ydepr essthebr ak epedal attheend
of thejour neyand when star tin gth ene xt
jour ney 13
8
Driving and parking

ar
yve hicle withth ebr ak epedal applied
(/ page14 6). #
Switc hof fth eengine andtheignition by
pr essing button1. #
Release theser vice brak eslo wly. #
Getout oftheve hicle andlockit.
% When youpar kth eve hicle, youcan still
opera tetheside windo wsand thesof tto p
fo rapp roxima tely five minut esifth edr iver's
door isclosed. Gar
agedoor opener Pr
og rammin gbutt onsfo rthe garage doo r
ope ner &
DANG ER Risk deathcause dby exhaus t
ga ses
Combus tionengines emitpoisonous exhaus t
ga ses suchas carbon monoxide.Inhaling
th ese exhaus tga ses ishazar dous tohealt h
and leads topoisonin g. #
Neverlea vetheengine or,if pr esent ,
th eauxiliar yheating running inan encl
osedspa cewithout sufficie ntventi‐
la tio n. &
WARNIN GRisk ofinju rywhen opening
or clos ingadoor withth ega rage door
opener
When youoper ateor program thedoor with
th eint egr ated garage door opener ,people in
th era ng eof mo vement ofthedoor may
become trapped orstru ck bythedoor . #
When usingtheint egr ated garage door
opener ,alw aysmak esur eth at nobody
is wit hin thera ng eof mo vement ofthe
door . Onl
yoper ateth efo llo wing doorsusing the
ga rage door opener :
R Door swit hasaf etyst op and reve rsing fea‐
tur e.
R Doorswhic hcon form tothecur rent U.S.
sa fety standar ds.
Re quirement s: R
The vehicle hasbeen parkedoutside the
ga rage oroutside thera ng eof mo vement of
th edoor .
R The engine isswitc hedoff.
R The ignition isswitc hedon.
% The garage door opener function isalw ays
av ailable whentheignition isswitc hedon. 15
4
Driving and parking

Vo
ice comm and Function
Scen tmenu To
displa yfragr ance settings
En ergy flow To
displa yener gyflow settin gs
Ionization menu To
displa yioniz ation settings
Climate control menu To
displa yclimat econ trol settings
Auto matic climate control driver on To
switc hon theaut omatic climatecon trol settings onthedr iver's side
Light menu To
displa ylight settings
Massage menu To
displa ymassag ese ttings
Massage driver'sseat on To
switc hon themassag efunc tion forth edr iver's seat
Massage driver'sseatoff To
switc hof fth emassag efunc tion forth edr iver's seat
Outside temperature To
displa yth eoutside temp eratur e
En gine data To
displa yengin edat a
Seats menu To
displa yseat adjus tmentse ttings
Seat heating frontpassenger level"2" To
setth eseat heating forth efront passeng erseat toleve l2 24
6
Voice Cont rolSy stem

No
teson car eof theint erior &
WARNIN GRisk ofinju ryfrom plastic
par tsbreakin gof faf te rth euse ofsol‐
ve nt-ba sedcarepr od ucts
Ca reand cleanin gpr oduc tscon tainin gsol‐
ve nts can causesurfaces inthecoc kpit to
become porous. When
theairbags aredeplo yed, plas ticpar ts
ma ybr eak away. #
Donotus ean ycar eor cle ani ng prod ‐
ucts containing solvents tocle an the
coc kpit. &
WARNIN GRisk ofinju ryor deat hfrom
bleac hedseat belts
Bleac hingordyeing seat belts canseverely
we aken them.
This can, forex am ple, caus eseat beltsto
te ar or failin an acc ident . #
Neverblea chordyeseat belts. Obser
vethefo llo wing informa tion: Cleaning
andcareA voiding vehicl edamag e
Seat belts
Cleanwithluk ewa rmand soap ywa ter. R
Donotus ech emical cleaningag ent s.
R Donotdr yseat belts byheating them toove r17 6°F
(80 °C) orexposing them todirect sunlight .
Displa y
Cleanthesur face car efu llywith amic rofiber clothand asuit ‐
able displa ycar epr oduc t(TF T/L CD). R
Swit choffth edispla yand letit cool down.
R Donotuse anyot her cleaning products.
Plas tictrim R
Clea nwit hadam pmicr ofiber cloth.
R Forhea vysoil ing: usecarepr odu ctrecomme ndedfor
Mer cedes-Ben z. R
Donotatt achsticke rs,fi lms orsimilar materials.
R Donotallo wcos metics,inse ctrepellent orsun cream to
come incont actwith theplas tictrim. 36
4
Maint enanc eand care

Ti
re pres sur e No
teson tirepr essur e &
WARNIN GRisk ofacci dent dueto insuf ‐
fi cie ntor excess ive tir epr ess ure
Under inflate dor ove rinf late dtir es pose the
fo llo wing risk s:
R The tires ma ybur st,especiall yas the
load andvehicle speed increase.
R The tires ma ywe arexc essiv elyand/or
une venly, whic hma ygr ea tly impair tire
traction .
R The drivin gch aract eristic s,as wellas
st eer ing and braking, maybe greatl y
im pair ed. #
Com plywithth ere comme ndedtire
pr ess ureand checkth etir epr essur eof
all tires including thespar ewheel regu‐
lar ly:
R atleas tonce amont h
R when theload chang es R
beforeembar kingon alon gerjour ney
R ifoper ating conditions chang e,e.g .of f-
ro ad drivin g #
Adjus tth etir epr essur eas neces sary. Ti
re pressur ewhic his toohigh ortoolow can:
R Shor tenth eser vice life of thetir es.
R Cause increased tiredamag e.
R Adversely affect drivi ng charact eristic sand
th us drivin gsaf ety, e.g. due tohydroplaning. &
WARNIN GRisk ofan acci dent dueto
insuf ficie nttirepr ess ure
Ti re swit hpr essur eth at istoolow can over‐
heat andburstas are sult.
In addition, they also sufferfr om excessiv e
and/or irre gular wear,whic hcan significan tly
im pair thebr aking proper tiesand thehan‐
dling charact eristic s. #
Avoid excessiv elylow tirepr essur esin
all thetir es, including thespar ewheel. Ti
re pressur ewhic his toolow can cause:
R Tire def ectsas are sult ofove rheating.
R Impair edhandling charact eristic s.
R Irre gular wear.
R Incr eased fuelconsum ption. &
WARNIN GRisk ofacci dent from exces‐
siv etir epr essur e
Ti re swit hexc essiv elyhigh pressur ecan
bur stbecause they aredamag edmor eeasil y
by highw ayfill, po tholes etc.
In addition, they also sufferfr om irre gular
we ar,whic hcan significan tly im pair thebr ak‐
ing proper tiesand thehandling charact eris‐
tic s. #
Avoid excessiv elyhigh tirepr essur esin
all thetir es, including thespar ewheel. Ti
re pressur ewhic his toohigh cancause:
R Increased brakin gdis tance.
R Impaired handl ing charact eristic s.
R Irre gular wear. 390
Wheelsand tires

and
one-h alftim esaswellon thego vernment
te st trac kas atir egr ad ed 100.
The relativ eper form anc eof tires depen dsupon
th eactual conditions oftheir use, howe ver,and
ma ydepar tsign ifican tly from thenor mdue to
va riatio nsindrivin ghabit s,ser vicepr act icesand
dif fere nces inroad charact eristic sand climate
con dition s.
Tr actio ngr ade &
DANG ER Risk ofacc iden tdue toinade‐
qu atetract ion
The tract ion grade assig nedtothis tireis
based onstra ight -ahead brakin gtract ion
te sts, and does notinclude either acceler a‐
tion, corner ing, hydroplaning orpeak traction
ch aract eristic s. #
Alw aysadap tyo ur drivin gst yle and
dr ive at aspeed tosuit thepr ev ailin g
traf fic and weather condition s. *
NO
TEDama getothedr ivet ra in from
wheelspin #
Avoid wheelspin. The
traction grades –from highes tto lowe st–
ar eAA ,A, Band C.Tho segrad es repr esent the
tir e'sab ility tostop onwetpa vement asmeas‐
ur ed under controlledconditions onspecif ied
go vernment test sur faces mad eof asp haltand
concr ete.
Te mp eratur egr ade &
WARNIN GRisk ofacci dent from tire
ove rheating andtirefa ilur e
The temp eratur egr ade forth is tireis es tab‐
lished fora tir eth at isproper lyinflat ed and
no tove rloaded. Excessiv espeed, underinfla‐
tion, orexc essiv eloading, either separ ately
or incombin ation,cancause excessiv eheat
build-up andpossible tirefa ilur e. #
Obser vethere comme ndedtirepr es‐
su resand regular lych eckth etir epr es‐ sur
eof all tires including thespar e
wheel. #
Adjus tth etir epr essur eas neces sary. The
temp eratur egr ades areA (the highes t),B
and C.The yre pr esent thetir e's resis tance tothe
ge ner ation ofhea tand itsability todissipat e
heat when tested under controlled conditions on
a specif iedindoor laborator yte st wheel. Sus‐
ta ined hightemp eratur ecan cause themat erial
of thetir eto deg ener ateand reduce tirelife, and
exc essiv ete mp eratur ecan lead tosudden tire
fa ilur e.Grade Ccor responds toaleve lof per‐
fo rm anc ewhic hall passe nger car tires mus t
mee tunde rth ere qu iremen tsof theUS Depar t‐
ment ofTrans portatio n. DO
T,Tire Iden tificat ionNumbe r(TI N) US
tirere gulations stipulat eth at eve rytire man‐
uf actu reror retrea de rmu stimprint aTIN inor
on theside wallof eac htir epr oduced. 402
Wheels andtires