2020 MERCEDES-BENZ C-CLASS CABRIOLET warning

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

ä
Malfunction Drive at Max. 50
mp h..................................................... 451
0049 Malfunction SeeOper ator ’s
Manual ................................................ 482
Á ObtainaNe wKe y.......................4 74
ç Off..............................................4 57
00D9 Off............... ...............................4 56
0059 Open/C loseConvertible Top
Com pletely <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 481
0049 Parking Brak eSee Opera tor's
Manua l..... ................ ........................... 440
0077 Please Correct Tire Pressur e...... 472
0049 Please Release Parking Brak e.... 439
00D9 Please WaitChar ging 48VBat ‐
te ry … <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 463
006F Rear Lef tBac kres tNo t
La tched (Exam ple) ...............................4 79
Á Replace KeyBat tery <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 474
003D SeeOperator's Manua l...... .........461 0075
SRSMalfunction Service
Re quired .............................................. 444
Ù Steer ing Malfunct ionIncreased
Ph ysical Effort See Operator's Man‐
ua l...... ................................................. 477
Ù Steer ing Malfunct ionStop
Immediat elySee Oper ator's Manual ....4 77
003D Stop Vehicle LeaveEngi neRun‐
ning <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ..462
003D Stop Vehicle SeeOper ator's
Manual .................................................4 61
00CC Stop Vehicle Vehicle TooLo w ..... 451
ç Suspended ................................. 457
0049 SwitchOf fLights ........................ 483
0049 SwitchOn Headlam ps................4 83
0058 Trunk Partition Open .................. 481
0049 Turn On theIgnit iontoRelease
th ePa rking Brak e................................ 438
0072 Vehicle Ready toDrive Swi tch
th eIgnit ionOffBef oreEx iting .............. 476 00CC
Vehicle Rising Please Wait.......... 450
00CC Vehicle Rising ............................. 450
0077 Warning Tire Malfunction ............ 473
0077 Wheel Sensor(s) Missing ............ 471
0059 While statio nary,appl yth e
br ak es bef oreoper ating thesof tto p.
.. ...........................................................4 80
Ac tiveBli nd Spo tAssi stCur rently
Un available SeeOper ator' sMan ual.....4 55
Ac tiveBli nd Spo tAssi stInoper ative.... 455
Ac tiveBr ak eAssi stFunctio nsCur‐
re ntl yLim ited See Operator's Man‐
ua l...... ................................................. 447
Ac tiveBr ak eAssi stFunctio nsLim i‐
te dSee Oper ator's Manual .................. 447
Ac tiveDis tance AssistCur rently
Un available SeeOper ator' sMan ual.....4 57
Ac tiveDis tance AssistInoper ative.... .. 457
Ac tiveDis tance AssistNo wAv ailable
.. ...........................................................4 58 51
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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
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L
Labelin g(tir es)
see Tire labeling
Lam p
see Interior light ing
Lam ps(Ins trum ent Displa y)
see Warning/ indic ator lam ps
Lane detection (automatic )
se eAc tiveLa ne Keeping Assist
Lane Keeping Assist
see ActiveLa ne Keeping Assist
Languag e.................................................2 63
No tes .................................................. 263
Se ttin g.................. ........................... ....2 63
LA TC H-type (ISOFI X)child seat secur‐
ing system
In stallin g................................................ 57
Le velcontr olsystem
see AIRMA TIC
Light switch
Ov ervie w .............................................. 114 Light
ing
see Inte rior lighting
see Lights
Lights ........................................................ 114
Ad aptiveHig hbeam Assis t.............. ...... 117
Ad jus ting theins trument lighting ......... 224
Au tomatic driving lights..... .................. 115
Comb inationswit ch<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 115
Cor nering light func tion<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 117
Haza rdwa rning light s.................... .......1 16
High beam............ ...............................115
High -beamflasher ................................ 115
Light switch..... .............................. ......1 14
Lo w-beam headlam ps.................... ...... 114
Pa rking light s.................................. .....1 14
Re ar foglam p................................. ...... 114
Re sponsibili tyforlig hting systems .......1 14
Se tting theex terior lighting switch-
of fdela ytime ................................. ...... 118
Se tting thesur round lighting.......... ...... 119
St andi nglight s................................ .....1 14
Tu rn signals .................................... ...... 115
Limit edWa rranty
Ve hicle ............................................. ..... 28 Liv
eTr af fic Inf orma tion
Dis playing subsc ript ion informatio n.... 288
Disp laying thetra ffic map ...................2 89
Displ aying traffic inci dents <0011001100110011001100110011001100110011001100110011001100110011
00110011> 289
Ext endi ngasu bscr iption <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 288
Issu inghazar daler ts <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 290
Lo ad inde x(ti res) .................................... 404
Load-bear ingcapacity (tires) ................. 404
Loading ..................................................... 106
Car gotie-do wn rings <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ...106
Def initio ns ............. ..............................406
No tes ................................................... 102
St ow agespac eunde rth etrunk floor ...107
Load ingguid elines .................................. 102
Load inginforma tion table ...................... 397
Load s
Sec uring .............................................. 102
Locat orlight ing
see Surround lighting
Loc king /unl ocking
Ac tivati ng/d eactiv ating theaut o‐
matic locking featur e.............................7 1
Emerg encykey ...................................... 72 51
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