2020 MERCEDES-BENZ C-CLASS CABRIOLET heating

Ha
ve thebr ak efluid regular lyreplaced ata
qu alif ied spec ialistwo rkshop.
Onl yuse brak efluid appr ovedby Mer cedes-Ben z
accor dingtoMB-F reigabe orMB- Appr oval 33 1.0.
Yo ucan obtain further information onbrak efluid
in thefo llo wing places:
R intheMer cedes- BenzSpecif ication sfo r
Oper ating Fluids
- athttp: //be vo.mercedes-b enz.com
- intheMer cedes- BenzBeVoApp
R ataqu alif ied spec ialistwo rkshop Cool
ant No
teson coolant
Obser vetheno teson oper ating fluids
(/ page42 4). &
WARNIN G‑Ri sk offire and injuryfrom
ant ifreez e
If ant ifreez ecom esintocon tact with hot
com ponent partsintheengine compart‐
ment ,it ma yignit e. #
Allo wtheengine tocool down before
ad ding anti freeze . #
Makesur eth at no ant ifreez espills out
ne xt to thefiller open ing. #
Thor oughl yclean offan yant ifreeze
fr om com pone ntpar tsbef orest ar tin g
th eve hicle. *
NO
TEDama gecau sed byinc orrect cool ‐
ant #
Onlyad dcool antthat has been pre‐
mix edwithth ere qu ired ant ifreeze pro‐
te ction.
Inf ormati ononcool antisavailable atthefo l‐
lo wing locations:
R IntheMer cedes- BenzSpecif ication for
Oper ating Fluids 310.1
- Athttp: //be vo.mer cedes-b enz.com
- IntheMer cedes- BenzBeVoapp
R Ataqu alif ied spec ialistwo rkshop *
NO
TEOverhea ting athigh outsid ete m‐
per atur es If
an inapp ropr iat ecoolant isused, the
engine cooling system isno tsuf ficie ntlypr o‐
te cted agains tov erheating andcorrosion at
high outside temp eratur es. #
Alw aysuse coolant approvedby
Mer cedes-Ben z. #
Obser vetheins truction sin the
Mer cedes-Ben zSpecif ications forOper‐
ating Fluids310.1. Ha
ve thecoolant regular lyreplaced ataqu alif ied
spec ialistwo rkshop.
The propor tionofcor rosion inhibit or/antifr eeze
concen trat ein theengine cooling system should
be:
R aminimum of50% (antifr eezeprotect ion
do wn toappr oximat ely-3 5°F (-37°C))
R amaxim umof55% (antifreeze protect ion
do wn to-49 °F(-45 °C)) 42
8
Tech nica lda ta

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
St op Vehicle LeaveEngine
Running WaitTransmission
Cooling *T
hetransmission isove rheating. Pullingaway ma ybe temp orarily im pair edornotpossible. #
Pull overand stop theve hicle safely assoon aspossible inaccor dance withth etra ffic con dition s.Do notcon ‐
tin ue drivin gunder anycir cums tances. #
Lea vetheengine running . #
Waitunt ilth edispla ymessag edisappear sbef orepulling away.
Auxi liar yBatte ryMa lfunc-
tio n *T
heauxilia rybatt eryfo rth etra nsmiss ionisno long erbeing charge d. #
Consult aqu alif ied spec ialistwo rkshop. #
Untilthen, manuall yselect transmission position005Dbeforeyo uswit choffth eengine. #
Beforelea ving theve hicle, apply theelectr icpar king brak e. Ti
re s Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Check TirePressure Soon *C
anada only:
The tirepr essur eloss warning system has detected asig nifica ntlos sof press ure. Disp
lay mess ages and warning/ indic ator lam ps 469

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0077 Warning TireMalfunct ion *T
hetirepr essur ein one ormor etir es has dropped suddenly .The wheel position isdispla yed. &
WARNIN GRisk ofan acci dent from drivi ng with aflat tire
Flat tires aredang erous inthefo llo wing ways:
R The tires can overheat and cause afire .
R The driving charact eristic s,as wellas steer ing and braking, maybe greatl yim pair ed.
Yo uco uld then lose control of theve hicle. #
Donotdr ive wit haflat tire. #
Obse rveth eno teson flat tires. No
teson flat tires (/ page36 8). #
Stop theve hicle inaccor dance withth etra ffic con dition s. #
Chec kth etir es.
Tires Overheat ed *A
tle as tone tireisov erheating. Theaffect ed tires aredispl ayed inred. At temp eratur esclose tothelimit value, the
tir es aredisp laye din yello w. #
Drive mor eslow ly.
Decre aseSpe ed *A
tle as tone tireisov erheating. Theaffect ed tires aredispl ayed inred. At temp eratur esclose tothelimit value, the
tir es aredisp laye din yello w. Dis
play messa gesand warning/ indic ator lam ps 47
3

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Á Don 'tForget YourKey *A
warning tone willal so sou nd. Thismes sage reminds youto take your Sm artK ey wit hyo uwhen youlea vethe
ve hicle. Ve
hicl e Dis
playmessag es
Possible causes/conseq uencesand0050 0050
Solutions
0072 Vehicle ReadytoDrive
Switc hthe Ignit ionOff
Before Exiting *Y
ouarelea ving theve hicle when itis in are ady -to- dr ive st at e. #
When youlea vetheve hicle, switchof fth eignition ,secur eth eve hicle agains tro lling away and taketh eSmar t‐
Ke ywit hyo u. #
Ifyo udo notlea vetheve hicle, switchof fth eelectr icalconsumer s,e.g. theseat heating. Other wise, the12 V
batt eryma ydisc hargeand itwill then be possible tostar tth eve hicle onlywit hth eaid ofasecon dbatt ery
(s ta rting assis tance) . 47
6
Display messa gesand warning/ indic ator lam ps

Opening
orclosing thedoor ................1 56
Pr ogr ammi ngbutt ons .......................... 154
Ra dio equipment approval num bers.... 157
Re sol ving problems ............................. 156
Sync hronizi ngthero lling code .............1 55
Gas station search
St artin gaut omat icsear ch<0011001100110011001100110011001100110011001100110011001100110011
001100110011> 275
Swi tching automatic searchon/of f..... 281
Using automatic search<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 281
Gaso line <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 425
Gea rshif tre comm endation .................... 148
Genuin epar ts.......... .................................. 22
Glide mode ...............................................148
Glo vebox
Loc king /unloc king.............................. 104 H
Handbr ake
see Electr icpar king brak e
Handlin gch aract eristics (unus ual)....... 388
Hazar dwa rning light s.............................1 16 Hazar
doussubstances
Inf ormation .................................... ........24
Head airbag ................................................ 41
Head leve lheat ing(AIRSC ARF)................ 97
Head restra int
Fr ont (adjus tingmechanicall y).............. 93
Re ar (installin g/remo ving) .....................9 4
Head-up Display...... ................................230
Ad jus ting disp lay el eme nts(on-bo ard
com puter) ..... ................................... .... 230
Ad jus ting thebr ightn ess(on-boar d
com puter) ....................................... ..... 230
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>231
Menu (on-bo ardcom puter) ..... .......... ... 230
Se tting theposition (on-boar dcom‐
put er) ............................................. ..... 230
Switc hingon/off........................... ...... 232
Headliner (care)....................................... 364
Heating see Climat econ trol
High beam
Switc hingon/off........................... .......1 15
High-be amflasher ................................... 115 High-be
amheadlam ps
Ad aptiveHig hbeam Assis t.................... 117
Hill star tassi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 186
HOLD functio n...... ................................... 187
Fu nctio n/no tes .................................... 187
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 187
Hood Opening/clo sing................................. 348
Ho tspo t
Se tting up(Wi-Fi) ................................. 261 I
Iden tificatio nplat e
Engine .................................................4 22
Re frig er ant .......................................... 429
Ve hicle ................................................ 422
Ignition Switc hingon(Start/S topbutt on) ........ 131
Ignit ionkey
see Smar tKey
Imm obiliz er................................................ 87
Indi catorlam ps
see Warning/ indic ator lam ps 51
6
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S
Saf etysy stems
see Drivin gsaf etysy stem
Sat ellit emap ............ ...............................2 96
Sat ellite ra dio
Ac tivati ng/d eactiv ating TuneS tart ....... 343
Ad ding ach ann elto Smar tFa vorite s ... 343
Dele tingach ann el...............................3 42
Displ aying EPG informatio n.................3 42
Displ aying service informatio n............ 344
Inf ormatio n.......................................... 340
Inf ormatio nabout SmartFa vorite s
and TuneS tart <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 343
Log ging in<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 340
Mo ving ach ann el................................ 342
Music andspor taler tsfun ction .......... 342
Ov ervie w ........................................ ...... 341
Pa use and playbac kfun ction ...............3 43
Re strictions <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> ............340
Sele cting acat ego ry<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 341
Sel ecti ngach ann el........................ .....3 42
Se tting musicand spor tal er ts ....... ..... 342
Se tting thepar entalcon trol ................. 342
St or ing ach ann el................................ 342 Swit
ching on .................................. .....3 40
SD card
Inser ting/r emoving .............................327
Seat ..............................................8 9,90, 104
4-w aylumbar support...........................9 2
Ad jus ting (electr ica lly)............. ..............92
Ad jus ting (mechanic allyand electri‐
call y)...................................................... 90
Con figur ing these ttings ........................ 94
Cor rect driver's seatpos ition ................ 89
Fo lding thebac kres t(r ear passeng er
com partmen t)bac k........................ ..... 105
Fo lding thebac kres t(r ear) forw ards .... 104
Fo lding thebac kres tfo rw ards/ back
(wit hmem oryfun ction ).........................9 5
Oper ating thememor yfunc tion ........... 101
Re settin gth ese ttings ............................9 5
Se tting options <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 16
Swi tching AIRSC ARFon/of f<0011001100110011001100110011001100110011001100110011001100110011
00110011> 97
Seat belt..................................................... 36
Car e................................................ ....3 64
Fa stening ............................................... 40
Pr otect ion ....................................... .......3 6 Seat
beltadjustment
Ac tivati ng/d eactiv ating ........... ..............41
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 41
Seat beltextender .....................................3 9
Seat beltwarning
see Seat belts
Seat belts ...................................................4 1
Ac tivati ng/d eactiv ating seat belt
ad jus tment ............................................ 41
Re duced protect ion ...............................3 7
Re leasing ...............................................4 1
Sea tbel tad jus tment (function) ............. 41
Sea tbel tex tende r<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> .........39
Wa rning lam p.........................................4 1
Seat cover(C are) ............ .........................364
Seat heating
Ac tivati ng/d eactiv ating ........... ..............95
Se at ventilat ion
Ac tivati ng/d eactiv ating ........... ..............96
Se cond telephone ...................................3 00
Connecting .......................................... 300
Fe atur es.............................................. 300 526
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