2021 MERCEDES-BENZ C-CLASS COUPE coolant

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
ÿ Coolant TooHotStop Vehi-
cle Turn Engine Off *T
hecoolant istooho t. #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions andswitchof fth eengine. &
WARNIN GRisk ofburnswhen opening thehood
If yo uopen thehood when theengine hasoverheat edorwhen ther eis afire intheengine compartmen t,th e
fo llo wing situat ionsmayocc ur:
R Youco uld come intoco ntact withho tga ses.
R Youco uld come intoco ntact withot her hot,escaping operating fluids. #
Beforeopen ingthehood, allowtheove rheat edengine tocool down. #
Intheeve ntofafire intheengine compartmen t,ke ep thehood closed andcallthefire ser vice. #
Waitunt ilth eengine hascooled down. #
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
th ecoolant temp eratur edispla yre mains belowthere dmar king.
ÿ *T
hefanmo toris faulty . #
Avoiding highloads ontheengine, drive to thenear estqu alif ied spec ialistwo rkshop. Indoing so,ensur eth at
th ecoolant temp eratur edispla yre mains belowthere dmar king. 41
4
Display messa gesand warning/ indic ator lam ps

Indi
catorand warning lam ps:
0075 Re
stra int system (/ page450)
00E9 Seat
belt(/page450)
Ù Powe rst eer ing (/ page45 1)
ÿ Coolanttemp eratur e(/ page452)
00B9 Chec
kEn gine (/page452)
003D Elect
rical mal functi on(/ page 452)
00B6 Re
ser vefuel withfuel filler flap loca‐
tio nind icat or(/ page45 2)
0049 US
A:elec tric par kingbr ak e(red)
(/ page45 5)
0024 Canada:
electric par kingbr ak e(red)
(/ page45 5)
0024 Ele
ctric pa rking brak e(yello w)
(/ page455)
00C6 US
A:Recup erati ve Brak eSy stem
(/ page455)
004D Canada:
brak es (yello w)
(/ page455)
0027 US
A:brak es (red) (/ page455)
004D Canada:
brak es (red) (/ page455) L
Distance warning (/ page458)
ä AIRMA TIC(/ page458)
ä DYNA MIC BODY CONTR OL
(/ page458)
0025 ABS
(/page459)
00E5 ESP®
(/ page459)
00BB ESP®
OFF (/page459)
0077 Ti
re pressur emonit oring system
(/ page46 1)
0060 Pa
rking lam ps(/ page11 2)
0058 Lo
wbea m(/ page11 2)
0057 High
beam(/ page11 3)
003E003D Tu
rn signal lights(/page11 3)
005E Re
ar foglam p(/ page11 2) Displ
aymessa gesand warning/ indic ator lam ps 44
9

Engine
Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
ÿ Coolant warning lam p *T
he redcoolant warning lam pis lit while theengine isrunning .
Po ssible causes:
R The temp eratur esensor ismalfunct ioning
R The coolant leve lis toolow
R The airsuppl yto thera diat orisobs truct ed
R The radiat orfanis faulty
R The coolan tpum pis faulty
If th er eis an additional warning tone, thecoolant temp eratur ehas exceeded themaximum permissible temp eratur e. &
WARNIN GRisk ofburnswhen opening thehood
If yo uopen thehood when theengine hasoverheat edorwhen ther eis afire intheengine compartmen t,th e
fo llo wing situat ionsmayocc ur:
R Youco uld come intoco ntact withho tga ses.
R Youco uld come intoco ntact withot her hot,escaping operating fluids. #
Beforeopen ingthehood, allowtheove rheat edengine tocool down. #
Intheeve ntofafire intheengine compartmen t,ke ep thehood closed andcallthefire ser vice. 452
Displa ymessag esand warning/ indic ator lam ps

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions andswitchof fth eengine. Donotcon tinue
dr iving under anycir cums tances. #
Notethemessag 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.
If th ecoolant temp eratur edispla yis at theupper endofthete mp eratur escale: #
Exitth eve hicle andkeep asaf edis tance from itunti lth eengine hascooled down. #
Chec kth ecoolant leve l(/ page32 7). #
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.
00B9 En gine diagnosis warning
lam p *T
he yello wChec kEn gine warning lam pis lit while theengine isrunning .
A ma lfunctio nha soccu rred intheengine, theex haus tsy stem orthefuel system.
The emission limitvalues maybe exc eeded andtheengine 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. Displa
ymessag esand warning/ indic ator lam ps 453

Con
venience opening ..................................7 7
Coolant (engine)
Capacit y.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 396
Ch eckleve l............................................ 327
No tes... ............................................. ....3 96
Co oling
see Clima tecontr ol
Co pyrights
Licen se............................................ ........ 34
Tr ademar ks<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 34
Co rnering light ...........................................1 15
Cr oss Traf fic Aler t..................................... 203
Cr osswind Assist
Fu nctio n/no tes.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 158
Cr uise contr ol
Ac tivati ng........... ...................................163
Butt ons<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>........163
Callin gup aspee d.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 163
Dea ctivating............ ..............................163
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>162
Re quiremen ts:.......................................1 63
Selecti ng........ .............. ......................... 163
Se tting aspe <0048004700110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 163 St
or ing aspeed... .............................. ....1 63
Sy stem limit ations. ........................... ..... 162
Cus tomer Assist ance Center (CAC )........... 28
Cus tomer Relat ions Depar tment. .............. 28 D
Dashboa rd
see Cockpit
Data acquisition
Ve hicle. ............................................. ...... 29
Data impor t/expor t
Fu nctio n/no tes.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 241
Im por ting/e xporting........ ...................... 241
Data protection rights
Dat ast or ag e... ......................................... 32
Data storage
Dat apr otect ion rights ........................ ..... 32
Elect ronic contr oluni ts<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> .29
Online services...... ..................................3 2
Ve hicle. ............................................. ...... 29
Dat e
Se ttin gth etime anddateaut omati‐
call y.... ................................................... 235 Da
ytim eru nning lampmode
see Daytime running lights
Da ytime running lights
Switc hingon/o ff<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 116
Deact ivat ing theala rm (ATA )<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 84
Deale rship
see Qualified speci alist wo rkshop
Dec laration ofconf ormity
Wi reless vehicle component s.................. 25
Dec orativ efo il(cleaning instructions) .... 331
Def initions (tiresand loading ).. ................ 374
Des tinat ion
Ed iting intermed iatedes tinat ions.......... 252
Ed iting thepr ev ious destination s..........2 63
Ext ernal ....... .......................................... 263
Sa ving (current vehicle position)... ........ 262
Sa ving asglobal favo rite <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 263
St or ing amap position. .........................2 63
De stinat ionentr y
En tering a3 wo rdaddr ess..................... 253
En tering aPOI oraddress <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 248
Ent ering anintermed iate des tination.... 252
En tering geo-coor dinates..... ................. 253 47
0
Inde x

Vo
ice contr olsystem
see Voice Cont rolSy stem W
Wa rning lam ps
see Warning/ indic ator lam ps
Wa rning system
see ATA(anti-t heftal ar m system)
Wa rning triang le
Re mo ving... ........................................... 335
Se tting up..... .........................................3 36
Wa rning/indicat orlam p
0025 ABSwa rning lam p........................4 59
004D Brak esy stem warning lam p
(Canada only).................................... .... 457
0027 Brakewa rning lam p(US Aonl y)....4 57
004D Brak es warning lam p(yello w)
(Canada only)........................................ 456
ÿ Coolant warning lam p..................4 52
0024 Electricpar king brak eindi cator
la mp (red) (Canada only).......................4 55 0049
Electricpar king brak eindi cator
la mp (red) (USAonl y)............................4 55
003D Electricalmalfunction warning
lam p.................................................. .... 454
00B9 Engine diagno siswarning lam p....4 53
00BB ESP®
OFF warning lam p...............4 60
00E5 ESP®
wa rning lam p......................4 59
00B6 Fuelreser vewarning lam p.. .........4 54
Ù Powe rst eer ing warning lam p
(r ed).. .....................................................4 51
00C6 Recup erati ve Brak eSy stem
wa rning lam p(US Aonl y)................... .... 456
0075 Restra int system warning lam p.. .. 450
00E9 Seatbeltwarning lam p.. .............. 450
ä Suspen sionwarning lam p(yel‐
lo w). ...................................................... 458
0024 Theelect ric pa rking brak e(yel‐
lo w) indic ator lam p................................4 55
0077 Tire pressur emonit oring sys‐
te m wa rning lam p............................. .....4 61 L
Warning lam pfo rdis tance
wa rning func tion. .................................. 458
Wa rning/indicat orlam ps
Ov ervie w............................................... 448
PA SSENGER AIRBAG.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 47
Wa rranty ...................................................... 29
Wa sher fluid
see Windsh ield wa sher fluid
Wa shing byhand (car e)........... ................. 330
Wa terta nk
see Air-water duct
We ather information ................................. 271
wha t3wo rds
Des tinationentr ywi th a3 wo rd
addr ess................................................. 253
Wh eel chang e
Lo we ring theve hicle. ............................3 85
Mou nting ane wwhe el...... .................... 384
Re mo ving awhee l........ ......................... 384
Re mo ving/ins talling hubcaps ...............3 81
Wheel rotat ion ...........................................3 80 Inde
x49
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