2020 MERCEDES-BENZ C-CLASS CABRIOLET Owner's Manual

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
00B6 Fu elreser vewarning lam p The
yello wfuel reser vewarning lam plight sup while drivin g.
*Ther ehas been pressur eloss inthefuel system. Thefuel filler cap isno tclos edcor rectly orthefuel system isleak‐
ing. #
Close thefuel filler cap.
If th efuel filler cap hasalready been closedcor rectl y: #
Visit aqu alif ied spec ialistwo rkshop.
00AC Coola ntwa rning lam p The
redcoolant warning lam pis lit while theengine isrunning .
*P oss ible cau ses are:
R The temp eratur esensor ismalfunct ioning
R The coolant leve lis toolow
R The airsupply tothera diat orisobs truct ed
R The radiat orfanis faulty
If th er eis an additional warning tone, thecoolant temp eratur ehas exceeded themaximum permissible temp eratur e. &
WARNIN GDang erofburnswhen opening thehood
If yo uopen thehood when theengine hasoverheat edordur ing afire intheengine compartmen t,yo uco uld
co me intoco ntact withho tga ses orother escaping operating fluids. #
Beforeopen ingthehood, allowtheengine tocool down. Disp
lay mess ages and warning/ indic ator lam ps 495

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions #
Intheeve ntofafire intheengine compartmen t,ke ep thehood closed andcallthefire ser vice. #
Pull overand stop theve hicle safely and switc hof fth eengine, paying attent ion toroad and traffic condi tions.Do
no tcontinu edr ivi ng und eranycir cums tances. #
Obs erve themessag eson themultifunc tiondispla y.
If th ecoolant temp eratur edispla yis at thelowe rend ofthete mp eratur escale: #
Consult aqu alif ied spec ialistwo rkshop.
or #
Exit theve hicle andkeep asaf edis tance from itunti lth eengine hascooled down. #
Chec kth ecoolant leve l(/ page353) . #
Mak esur eth at theair supply tothera diat orisno tobs truct ed. #
Avoiding highloads ontheengine, drive to thenear estqu alif ied spec ialistwo rkshop. Indoing so,ensur eth at the
cool anttemp eratur edispla yre mains belowthere dar ea. 496
Displa ymessag esand warning/ indic ator lam ps

Ti
re s Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0077 Ti re pressur emonit oring
sy stem warning lam plight s
up The
yello wtirepr essur emon itor ing system warning lam p(pr essur eloss/ malfun ction) islit.
*The tirepr essur emon itor ing system has detected tirepr ess urelos sin at leas tone ofthetir es. &
WARNIN GRisk ofan acci dent dueto insuf ficie nttirepr ess ure
Ti re pressur esthat areto olow pose thefo llo wing hazar ds:
R The tires ma ybur st,especiall yas theload andvehicle speed increase.
R The tires ma ywe arexc essiv elyand/or unevenly, whic hma ygr eatl yim pair tiretract ion.
R The drivin gch aract eristic s,as wellas steer ing and braking, maybe greatl yim pair ed.
Yo uco uld then lose control of theve hicle. #
Obser vethere comme ndedtirepr ess ure. #
Adjus tth etir epr essur eif neces sary. #
Stop theve hicle, paying attention toroad and traffic condi tions. #
Checkth etir epr essur eand thetir es. Displa
ymessag esand warning/ indic ator lam ps 49
7

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0077 Ti re pressur emonit oring
sy stem warning lam p
fl ashes The
yello wtirepr essur emon itor ing system warning lam p(pr essur eloss/ malfun ction) flashes forapp roxima tely one
minut eand then remains lit.
*The tirepr essu remonit oring system isdef ective. &
WARNIN GThe reisarisk ofan accident ifth etir epr essur emonit oring system ismalfunct ioning
If th etir epr essur emonit oring system ismalfunct ioning,itis no table toissue awa rning ifth er eis pressur eloss
in one ormor eof thetir es.
Un der inflated tires ma y,forex am ple, impair thedr iving, steer ing and braking charact eristic s. #
Have thetir epr essur emonit oring system checkedat aqu alif ied spec ialistwo rkshop. #
Visit aqu alif ied spec ialistwo rkshop. Ve
hicl e Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
Ù Wa rning lam pfo relectr ic
po we rst eer ing The
redelect ric po we rst eer ing warning lam pis lit while theengine isrunning .
*Th epo we r-assis tedsteer ing orthesteer ing itself ismalfunct ioning. &
WARNIN GRisk ofacci dent ifsteer ing capability isim pair ed
If th esteer ing does notfunc tion asintended, theve hicle's operating safetyis jeopar dized. 498
Displa ymes sagesand warning/ indic ator lam ps

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions #
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions.Do
no tcontinu edr ivi ng und eranycir cums tances. #
Consu ltaqu alif ied spec ialistwo rkshop. #
Notethemessag eson themultifunc tiondispla y. Dis
play messa gesand warning/ indic ator lam ps 499

1,
2, 3...
4MA TIC..................................................... 150
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>150
12 Vbatt ery
see Battery(v ehi cle)
12 Vso cket
see Socket(1 2 V)
48 Von -bo ardelec tric al system
Operating safety .................................... 24
360° Camer a...........................................1 99
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 199
Opening thecamer aco ver(r ear view
camer a)..... .......... ........... .....................202
Selecting avie w ..... ..... ...... .................. 202
Se tting favo rite s ..................................2 02 A
A/ Cfuncti on
Switc hingon/of f(contr olpane l)....... ..127
ABS (Anti-lockBr ak ing System) .............1 62
Ac celer ation
see Kickdo wn Ac
ciden tand break down manag e‐
men t
Mer cedesme connect.................... .....3 16
Ac ous ticlocking verificat ion signa l
Ac tivati ng/d eactiv ating ........... ..............65
Ac tiv atin g/deac tivatin gaut omati c
vo lum eadj ustm ent
Ad vanced soundsystem ......................3 46
Bur mes ter®
sur round soun dsy stem ...345
Ac tiv eBli nd Spo tAs sist <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 212
Br ak eap plica tion <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> .............213
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>212
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 214
Sy stem limit ations ........................... ....2 12
Ac tiv eBr ak eAs sist
Fu nctio n/no tes ................................... 166
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 172
Ac tiv eDi stance AssistDI ST RO NIC ......... 174
Ac tiveEmerg encyStop Assis t......... ....1 84
Ac tiveLa ne Chang eAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011> 182
Callin gup aspee d...............................1 76
Dis play sin theIns trument Display...... 185
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>174
Incr easi ng/decr easingspeed ......... .....1 76 Re
quiremen ts...................................... 176
Ro ute-based speedadap tatio n........... .179
St eer ing wheel buttons ........................ 176
St or ing aspeed .................................... 176
Swi tching off/de activating ........... .......176
Swi tching on/a ctivating <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 176
Sy stem limit ations ...............................1 74
Ac tiv eEme rgency Stop Assis t...............1 84
Ac tiv eLan eCha ngeAs sist <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 182
Ac tivati ng/d eactiv ating ........... ............184
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>182
Ac tiv eLan eKe eping Assist.....................2 15
Ac tivati ng/d eactiv ating ........... ............216
Ac tivati ng/d eactiv ating thewa rning .... 217
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>215
Se tting thesensit ivity.......................... 217
Sy stem limits ....................................... 215
Ac tiv ePa rking Assis t.............................. 202
Cr oss Traf fic Aler t<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> ...207
Dr ive Aw ayAssi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 207
Exiting apa rking space .......................2 05
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>202
Ma neu vering assist anc e...................... 208
Pa rking ................................................ 204 500
Index

Sy
stem limit ations ...............................2 02
Ac tiv eSe rvice System PLUS
see ASSYST PLUS
Ac tiv eSpe edLimit Assist <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 178
Dis play <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 178
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>178
Ac tiv eSte ering Assis t.............................1 80
Ac tivati ng/d eactiv ating ........... ............182
Ac tiveEmerg encyStop Assis t.............1 84
Ac tiveLa ne Chang eAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011> 182
Dis play sin theIns trument Display...... 185
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>180
Sy stem limit ations ...............................1 80
Ad aptiv ecr uise contr ol
see ActiveDis tance AssistDIS TRONI C
Ad aptiv eHighb eamAssist
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>117
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 118
Ad diti onalvalue rang e
Se tting displa ycont ent ........................ 223
Ad diti ves.................................................. 426
En gine oil............................................ 426
Fu el ..................................................... 426 Ad
diti ves(engine oil)
see Additiv es
Ad diti ves(fuel)
see Fuel
Ad dres sbo ok
see Contacts
Ad jus tingthe balanc e/fader
Ad vanced soundsystem ......................3 46
Bur mes ter®
sur round soun dsy stem ...345
Ad jus tingthe sound focus
Bur mes ter®
sur round soun dsy stem ...345
Ad jus tingtreb le,mid- rang eand bass
se ttings
Ad vanced soundsystem ......................3 45
Bur mes ter®
sur round soun dsy stem ...345
ADS PLUS dam ping system
see AIRMA TIC
Ad vanced sound system
Ac tivati ng/d eactiv ating automatic
vo lume adjustment .............................. 346
Ad jus ting thebalance/f ader............ ... 346
Ad jus ting treb le,mid -rang eand bass
se tting s............. ..................................345 Ca
lling upthesound menu .................. 345
Inf ormation .......................................... 345
Af ter-sales service center
see ASSYSTPL US
Air bag
Re duced protect ion ...............................4 4
Air cond itioning system
see Climat econ trol
Air distribut ion
Se tting .................................................1 27
Air inle t
see Air-water duct
Air pressu re
see Tire pressur e
Air suspension
see AIRMA TIC
Air vents ................................................... 129
Ad jus ting (front) ............ ...................... 129
Ad jus ting (rea r) ............ ........................ 129
Ad jus ting theAIRSC ARFvents ............. 130
Air vents
see Airvents
Ai r-re cir cula tion mode............................ 128 Inde
x50
1

Air
-water duct .......................................... 355
Ke eping free ........................................3 55
Airb ag....... ..................................................41
Ac tivati on ........... ...................................35
Fr ont airbag (driver ,fr ont passeng er)..... 41
Hea dairba g............ ........................ .......41
Ins tallation locations .............................. 41
Knee airbag............... ............................. 41
Ov ervie w .......................................... ...... 41
PA SSENGER AIRBAGind icat orlam p.....4 6
Pr otect ion ....................................... .......4 3
Sid eairba g<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 41
AIR CAP
Ac tivati ng ........... ................................. ..78
Dea ctivating ............ ..............................78
Air flow
Se tting .................................................1 27
AIRM ATIC .................................................. 188
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 190
Sus pens ion <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 188
AIRS CARF
Ac tivati ng/d eactiv ating ........... ..............97
Ad jus ting theoutle ts........................... 130 Alar
m
see Panic alar m
Al ar m system
see ATA(anti-t heftal ar m system)
All-wheel drive
see 4MA TIC
Alt ernativ ero ut e
see Route
Amb ientlighting
Se tting (mult imediasystem) ................1 19
Andr oidAuto <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 311
Con necting amob ilephon e.................3 12
Endi ng............. ..................................... 312
Inf ormation ...................................... .... 312
Ov ervie w .......................................... ....3 11
Sou ndsettings <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 312
Tr ans ferred vehicle data....................... 313
Anim als
Pe ts intheve hicle ........................... ...... 63
Anti-loc kbr aking system
see ABS(An ti-loc kBr akin gSy stem)
Anti-skid chains
see Snowch ains Anti
-thef tala rm system
see ATA(anti-t heftal ar m system)
Anti-t heftpr otection
Imm obiliz er............................................ 87
Ant icip ator yoccup antprotection
see PRE- SAFE®
(anticip ator yoccu‐
pa nt protect ion)
see PRE-S AFE®
PL US (antic ipatory
occupant protect ion plus)
Apple CarPla y®
........................................3 09
Connecting aniPho ne®
....... .................310
Endi ng............. .....................................311
No tes ................................................... 310
Ov ervie w ............................................. 309
Sound settings .....................................3 11
Tr ans ferred vehicle data....................... 313
Asht ray
Fr ont cent erconsole ........................... 108
Re ar passe nger com partment .............1 09
Using ...................................................109
Assis tance
Men u(on -boardco mp uter) .................. 225 502
Inde x