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

Seat
belts Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0076 Seat beltwarning lam p
light sup The
redseat beltwarning lam pwill light upforsix seconds oncetheengine hasstar ted.
In addition, awa rning tone maysou nd.
*T he seat beltwarning lam pre minds thedr iver and front passeng ertofasten their seat belts. #
Fasten your seat belt(/page39 ).
If yo uha ve placed objectson thefront passeng erseat, theseat beltwarning lam pma yre main lit.
0076 Seat beltwarning lam p
fl ashes The
redseat beltwarning lam pflashes andanintermit tent wa rning tone sou nds.
*T he driver or front passeng erhas notfa stened their seat beltwhile theve hicle isin mo tion. #
Fasten your seat belt(/ page39 ).
*T her ear eobject son thefront passeng erseat. #
Remo vetheobjec tsfrom thefront passeng erseat. Displa
ymessag esand warning/ indic ator lam ps 489

Dr
ivin gsy stems Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
L Wa rning lam pfo rdis tance
wa rning func tion The
reddis tan cewarning lam plight sup while theve hicle isin mo tion.
*T he distance totheve hicle infront istoosmall forth espeed selected.
If th er eis an additional warning tone, youar eappr oachingan obs tacle attoohigh aspeed. #
Beprepar edtobrak eimmediat ely. #
Incr ease thedis tance.
Fu nctio nof ActiveBr ak eAssi st(/ pag e16 9).
ä Suspe nsionwarning lam p The
yello wAIRMA TICwarning lam pis on.
The yello wDY NA MIC BODY CONTR OLwarning lam pis on.
*A IRMA TICismalfu nctioning.
DY NA MIC BODY CONTR OLismalfu nctioning. #
Notethemessag eson themultifunc tiondispla y. 490
Displa ymessag esand warning/ indic ator lam ps

Engine
Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
00B9 En gine diagnosis warning
lam p The
yello wChec kEn gine warning lam pis lit while theengine isrunning .
*A malfunctio nha soccu rred intheengine, theex haus tsy stem orthefuel system.
The emission limitvalues maybe exceed edand theengine maybe inemer gency mod e.
In som est at es, legalrequ iremen tsstipulat eth at youmus timm ediat elyco nsult aqu alif ied spec ialistwo rkshop as
soon astheye llo wChec kEn gine warning lam plight sup. #
Have theve hicle checkedas soon aspossible ataqu alif ied spec ialistwo rkshop.
003D Electr icalmalfunction warn‐
ing lam p The
redelect rical mal functi onwarning lam pis lit.
*T her eis amalfunction intheelectr ics. #
Obser vethemessag eson themultifunc tiondispla y.
00B6
Fu elreser vewarning lam p The
yello wfuel reser vewarning lam pis lit while theengine isrunning .
*T he fuel supply hasdropped intoth ere ser verang e. #
Refuel . Displ
aymessa gesand warning/ indic ator lam ps 49
1

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. 492
Display mess ages and warning/ indic ator lam ps

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(/ page355) . #
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. Displa
ymessag esand warning/ indic ator lam ps 493

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. 49
4
Displa ymessag esand warning/ indic ator lam ps

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. Di
spla ymes sagesand warning/ indic ator lam ps 495

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. 496
Displa ymessag esand warning/ indic ator lam ps

1,
2, 3...
4MA TIC..................................................... 152
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>152
12 Vbatt ery
see Battery(v ehi cle)
12 Vso cket
see Socket(1 2 V)
36 0° Camer a........... ................................ 202
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>202
Ope ning thecamer aco ver(r ear view
camer a)..... ........... ...............................2 05
Selecti ngavie w ....... ........................... 205
Se tting favo rite s ..................................2 05 A
A/ Cfuncti on
Switc hingon/of f(contr olpane l)....... ..130
ABS (Anti-lockBr ak ing System) .............1 65
Ac celer ation
see Kickdo wn
Ac ciden tand break down manag e‐
men t
Mer cedesme connect.................... .....3 18 Ac
ous ticlocking verificat ion signa l
Ac tivati ng/d eactiv ating ........... ..............64
Ac tiv atin g/deac tivatin gaut omati c
vo lum eadj ustm ent
Ad vanced soundsystem ......................3 48
Bur mes ter®
sur round soun dsy stem ....3 47
Ac tiv eBli nd Spo tAs sist <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 215
Br ak eap plica tion <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> .............216
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>215
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 217
Sy stem limit ations ........................... ....2 15
Ac tiv eBr ak eAs sist
Fu nctio n/no tes ................................... 169
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 175
Ac tiv eDi stance AssistDI ST RO NIC ........ 177
Ac tiveEmerg encyStop Assis t......... ....1 87
Ac tiveLa ne Chang eAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011> 185
Callin gup aspee d...............................1 79
Displ aysin theIns trument Display...... 188
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>177
Incr easi ng/decr easingspeed ......... .....1 79
Re quiremen ts................................ ...... 179
Ro ute-based speedadap tatio n........... .182
St eer ing wheel buttons .................. ...... 179 St
or ing aspeed ................................... 179
Swi tching off/de activating ........... .......179
Swi tching on/a ctivating <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 179
Sy stem limit ations ...............................1 77
Ac tiv eEme rgency Stop Assis t................ 187
Ac tiv eLan eCha ngeAs sist <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 185
Ac tivati ng/d eactiv ating ........... ............187
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 185
Ac tiv eLan eKe eping Assist.................... 218
Ac tivati ng/d eactiv ating ........... ............219
Ac tivati ng/d eactiv ating thewa rning ...2 20
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 218
Se tting thesensit ivity.......................... 220
Sy stem limits ....................................... 218
Ac tiv ePa rking Assis t.............................. 205
Cr oss Traf fic Aler t<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> ....210
Dr ive Aw ayAssi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 210
Exiti ngapa rking space .......................2 08
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 205
Ma neu vering assist anc e.......................2 11
Pa rking ................................................ 207
Sy stem limit ations ...............................2 05
Ac tiv eSe rvice System PLUS
see ASSYST PLUS Inde
x49
7

Ac
tiv eSpe edLimit Assist <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 181
Dis play <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 181
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>181
Ac tiv eSte ering Assis t.............................1 83
Ac tivati ng/d eactiv ating ........... ............185
Ac tiveEmerg encyStop Assis t.............1 87
Ac tiveLa ne Chang eAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011> 185
Dis play sin theIns trument Display...... 188
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 183
Sy stem limit ations ........................... ....1 83
Ad aptiv ecr uise contr ol
see ActiveDis tance AssistDIS TRONI C
Ad aptiv eHighb eamAssist
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>120
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 121
Ad diti onalvalue rang e
Se tting displa ycont ent ........................ 225
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 48
Bur mes ter®
sur round soun dsy stem ....3 47
Ad jus tingthe sound focus
Bur mes ter®
sur round soun dsy stem ....3 47
Ad jus tingtreb le,mid- rang eand bass
se ttings
Ad vanced soundsystem ......................3 47
Bur mes ter®
sur round soun dsy stem ....3 47
ADS PLUS damp ing system
see AIRMA TIC
Ad vanced sound system
Ac tivati ng/d eactiv ating automatic
vo lume adjustment .............................. 348
Ad jus ting thebalance/f ader............ ... 348
Ad jus ting treb le,mid -rang eand bass
se tting s............. ..................................347
Ca lling upthesound menu .................. 347
Inf ormation .................................... ...... 347 Af
ter-sales service center
see ASSYSTPL US
Air bag
Re duced protect ion ...............................4 3
Air cond itioning system
see Climat econ trol
Air distribut ion
Se tting .................................................1 30
Air freshe nersystem
see Perfume atomiz er
Air inle t
see Air-water duct
Air pressu re
see Tire pressur e
Air suspension
see AIRMA TIC
Air vents ................................................... 133
Ad jus ting (front) ............ ...................... 133
Ad jus ting (rea r) ............ ........................ 134
Air vents
see Airvents
Ai r-re cir cula tion mode............................ 131 498
Index