2019 MERCEDES-BENZ C-CLASS COUPE engine

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
003D Elect rical mal functi onwarn‐
ing lam p The
redelect rical mal functi onwarning lam pis lit.
Ther eis amalfun ction intheelectr ics. 0007
Obser vethemessag eson themultifunc tiondispla y.
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 isleaking. 0007
Close thefuel filler cap.
If th efuel filler cap hasalready been closedcor rectl y: 0007
Visit aqu alif ied spec ialistwo rkshop.
00B6 Fu elreser vewarning lam p The
yello wfuel reser vewarning lam pis lit while theengine isrunning .
The fuelsu pp lyha sdr op pedint oth ere ser verang e. 0007
Refuel .
00AC
Coo lant warning lam p The
redcoolant warning lam pis lit while theengine isrunning .
Po ssible causes are:
R The temp eratur esensor ismalfunct ioning
R The coolant leve lis toolow Displa
ymessag esand warning/ indic ator lam ps 47
5

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
R The airsuppl yto thera diat orisobs truct ed
R The radiat orfanis faulty
If th er eis an additional warning tone, thecoolant temp eratur ehas exceed edthemaximum permissible temp eratur e. 000A
WARNIN GDang erofburnswhen opening thehood
If yo uopen thehood when theengine hasoverheat edordur ing afire intheengine compartmen t,yo uco uld come
int oco ntact withho tga ses orother escaping operating fluids. 0007
Beforeopen ingthehood, allowtheengine tocool down. 0007
Intheeve ntofafire intheengine compartmen t,ke ep thehood closed andcallthefire ser vice. 0007
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. 0007
Obs erve themessag eson themultifunc tiondispla y.
If th ecoolant temp eratur edispla yis at thelowe rend ofthete mp eratur escale: 0007
Consult aqu alif ied spec ialistwo rkshop.
or 0007
Exit theve hicle andkeep asaf edis tance from itunti lth eengine hascooled down. 0007
Chec kth ecoolant leve l(0013 page34 4). 0007
Mak esur eth at theair supply tothera diat orisno tobs truct ed. 47
6
Display messa gesand warning/ indic ator lam ps

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions 0007
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. 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. 000A
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. 0007
Obser vethere comme ndedtirepr ess ure. 0007
Adjus tth etir epr essur eif neces sary. 0007
Stop theve hicle, paying attention toroad and traffic condi tions. Disp
lay mess ages and warning/ indic ator lam ps 47
7

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions 0007
Chec kth etir epr essur eand thetir es.
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. 000A
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. 0007
Have thetir epr essur emonit oring system checkedat aqu alif ied spec ialistwo rkshop. 0007
Visit aqu alif ied spec ialistwo rkshop. Ve
hicl e Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
00CC The
redpo we rst eer ing system warning lam pis lit while theengine isrunning .
The powe r-assis tedsteer ing orthesteer ing itself ismalfunct ioning. 47
8
Display messa gesand warning/ indic ator lam ps

Ac
tiv eSpe edLimit Assist <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 174
Dis play <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 174
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>174
Ac tiv eSte ering Assis t.............................1 76
Ac tivati ng/d eactiv ating ........... ............178
Ac tiveEmerg encyStop Assis t.............1 80
Ac tiveLa ne Chang eAssi st<0011001100110011001100110011001100110011001100110011001100110011
001100110011> 178
Dis play sin theIns trument Display...... 180
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>176
Sy stem limit ations ...............................1 76
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 ........................ 216
Ad diti ves................................................... 414
Engi neoil............ ................................. 414
Fu el ...................................................... 414
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
Bur mes ter®
sur round soun dsy stem ...337
Ad jus tingthe sound focus
Bur mes ter®
sur round soun dsy stem ...337
Ad jus tingtreb le,mid- rang eand bass
se ttings
Bur mes ter®
sur round soun dsy stem ...337
ADS PLUS dam ping system
see AIRMA TIC
Af ter-sales service center
see ASSYSTPL US
Air bag
Re duced protect ion ...............................4 2
Air cond itioning system
see Climat econ trol
Air distribut ion
Se tting ............................................ .....1 26 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 ................................................... 129
Ad jus ting (front) ............ ...................... 129
Ad jus ting (rea r) ............ ........................ 130
Air vents
see Airvents
Ai r-re cir cula tion mode............................ 127
Air -water duct .......................................... 345
Ke eping free ........................................3 45
Airb ag....... ..................................................40
Ac tivati on ........... ...................................34
Fr ont airbag (driver ,fr ont passeng er)....4 0
Ins tallation locations .............................4 0
Knee airbag........................................... 40
Ov ervie w ..... .......................................... 40
PA SSENGER AIRBAGind icat orlam p.....4 5 Inde
x48
1

At
tention assistant
see ATTENTION ASSIST
Au dio mode
Ac tivati ng med iamod e........... .............318
Con necting USBde vic es .....................3 20
Cop yrights ...........................................317
Inf ormation ...................................... .... 316
Inser ting/r emoving anSD card.... ....... 318
Media search<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 323
Ov ervie w <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 319
Pa use and playbac kfun ction ...............3 20
Selecti ngatrac k ....... .......................... 320
Selecti ngplayba ckoptions .................. 320
Tr ac klis t.............................................. 320
Au thorized Mercedes- BenzCenter
see Qualif iedspec ialistwo rkshop
Au thorized workshop
see Qualif iedspecialis two rkshop
Au tomatic distanc eco ntr ol
se eAc tiveDis tance AssistDIS TRONI C
Au tomatic drivin glights ........... ...............115
Au tomatic engine star t(E CO star t/
sto pfunc tion) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> .......137 Au
tomatic engine sto p(E CO star t/
sto pfunc tion) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> .......137
Au tomatic fron tpass engerfr on tair‐
bag shutoff <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 43,45
Fu nctio nof theaut omatic front
passeng erfront airbag shutoff......... ..... 43
PA SSENGER AIRBAGind icat orlam p.....4 5
Au tomatic fron tpass engerfr on tair‐
bag shutoff
see Automatic front pass engerfront
airb agshut off
Au tomatic mirrorfo lding function
Ac tivati ng/d eactiv ating ........... ............124
Au tomatic trans mis sion
DIR ECT SELEC Tleve r..... .................... .. 141
Dr ive pr ogr am disp lay ............. ............. 140
Dr ive pr ogr ams............. .......................140
DY NA MIC SELE CTswitc h.................... 140
Eng aging drive po sitio n............. .......... 143
Eng aging neu tral ............. .....................142
Eng aging park position .................. ...... 142
Eng aging reve rsege ar .................... .....1 42
Kic kdo wn ....... ......................................144
Manual gearshif ting.............................1 43 St
eer ing wheel paddle shifters ............ 143
Tr ans miss ionposit iondispla y.............. 141
Tr ans miss ionposit ions.........................1 41
Au tomatic trans mis sion (problem)
se eTr ans miss ion(problem ) B
Ba ghook .................................................. 104
BA S(Br akeAssis tSy stem) .....................1 58
Batt ery
Cha rging (Remo teOnline) .................... 133
Smar tKey <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 64
Batt ery
see Battery(v ehi cle)
Batt ery(v ehi cle) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 368
Ch arging <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 366
Ch arging (Remo teOnline) .................... 133
No tes .................................................. 363
No tes(s ta rting assis tance and
ch argin g) .............................................3 64
Re placing ............................................ 368
St artin gassis tance <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ......366 Inde
x48
3

Con
venience opening ................................ 78
Coolant (engine)
Chec kleve l.......................................... 344
Fillin gcapac ity.....................................4 16
No tes ................................................... 416
Cooling see Climat econ trol
Cop yright
Lic ens es................................................ 31
Tr ademar ks<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 31
Cor nering light function .......................... 117
Cr oss Traf fic Aler t...................................2 02
Cr oss wind Ass ist
Fu nctio n/no tes ................................... 162
Cr uise contr ol.......................................... 168
Butt ons <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>......169
Callin gup aspee d...............................1 69
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>168
Re quiremen ts:.....................................1 69
Selecti ng....... ......................................169
Se tting aspe ed <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 169
St or ing aspeed ................................... 169
Swi tching off<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 169 Swi
tching on<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 169
Sy stem limit ations ........................... ....1 68
Cup holde r
Re ar ben chseat .............................. ....1 08
Cup holde rin thecent erconsole
In stallin g/remo ving(aut omat ic
transm ission).................................. .....1 08
Cus tomer Assist ance Center (CAC ).........2 7
Cus tomer Relat ions Depar tment .............2 7 D
Dash board
see Cockpit
Dashboar dlighting
see Instrument clusterlig hting
Dat aacq uisiti on
Ve hicle ............................................. ..... 28
Data impor t/expor t................................ 256
Fu nctio n/no tes ................................... 256
Im por ting/e xporting ........................... 257
Data storage
Ele ctroni ccontr oluni ts ............. ............ 28
Onl ine services ............. ......................... 29 Ve
hicle .................................................. 28
Dat e
Se ttin gth etime anddateaut omati‐
call y..................................................... 251
Da ytim eru nning lampmode
see Daytime running lights
Da ytime running lights ............................1 18
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 118
Deact ivat ing theala rm (ATA ).................... 86
Dealer ship
see Qualif iedspec ialistwo rkshop
Dec laration ofconf ormity
Wi reless vehicle component s................2 5
Decor ative fo il(cleaning instructions)
.. .................................................................3 49
De finitions (tiresand loading) ............... 396
Designs Menu (on-bo ardcom puter) .................. 216
Des tinat ion .............................................. 279
Edi ting intermed iate des tinations ........ 268
Edit ingthepr ev ious destination s........ 279
Ext ernal ............ ................................... 280 Inde
x48
7

00B2
EngineOilLe velLo wStop Vehi‐
cle Turn Engi neOff............ ..................448
00B2 EngineOilPr ess ureSt op Switc h
Of fEngin e...........................................4 49
00B2Engine OilReduce OilLevel.........4 48
0075Fr ontLeftMalfunction Service
Re quired (Exam ple) .............................4 33
006FFr ontLeftSeat Backres tNo t
Lo cked (Exam ple) ................................ 460
Fr ont Passeng erAirbag Disabled See
Oper ator's Manual ...............................4 31
Fr ont Passeng erAirbag Enabled See
Oper ator's Manual ...............................4 30
00B6Fu elLevelLo w .............................4 47
00B6 GasCap Loose............................ 447
0025 Inoper ativeSee Oper ator's
Manua l..... ...........................................4 29
00E5Inope rativ eSee Operator' s
Ma nua l........... .....................................429 007AIno
perativ eSee Operator' s
Ma nua l........... .....................................426
0053Ino perativ e ........... .......................433
0049Int ell.Ligh tSy stem Inoperativ e... 463
00AFKe yNo tDe tected (whit edis‐
pl ay messa ge).....................................4 58
00AFKe yNo tDe tected (red displ ay
messa ge).............................................4 58
0075Lef tSide Curtain Airbag Mal‐
fun ction ServiceRe quired (Exam ple) ...4 30
¢ Lowe ring <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ............441
Malfunction Drive at Max. 50mph...... 440
0049 Malfunction SeeOper ator ’s
Manual ................................................ 464
Mer cedes meconn ectServices Limi‐
te dSee Oper ator's Manual .................. 432
N Pe rm anen tly Ac tiveRi sk ofRo lling
Aw ay <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 451
00AFOb tain aNe wKe y........................ 458
çOf f...............................................4 42 00D9Of
f....... ........................................ 439
Onl yShif tto 'P' when Vehicle isSta‐
tio nar y.................................................4 52
00CAOpe ratio nOnly Possible in
Tr ans miss ionPosition P....................... 460
0049Pa rking Brak eSee Opera tor's
Manua l...... .......................................... 422
00AFPla cetheKe yin theMar ked
Spa ceSee Operator's Manua l..... ........ 459
0077Ple aseCorrect Tire Pressur e.......4 55
0049Ple aseRelease Parking Brak e.....4 25
PRE-S AFEInoper ativeSee Oper a‐
to r's Manua l...... .................................. 432
Ra dar SensorsDir tySee Oper ator's
Manual ................................................ 427
006FRe arLef tBac kres tNo t
La tched (Exam ple) ...............................4 60
00AFRe placeKeyBat tery <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 459
Re versing NotPo ssible Service
Re quired .............................................. 452 490
Index