2020 MERCEDES-BENZ C-CLASS COUPE warning light

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

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

00D9
Off..............................................4 56
0049 Parking Brak eSee Opera tor's
Manua l..... ........... ................................440
0077 Please Correct Tire Pressur e...... 471
0049 Please Release Parking Brak e.... 439
006F Rear Lef tBac kres tNo t
La tched (Exam ple) ...............................4 78
Á Replace KeyBat tery <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 473
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..... ..................... .............................. 476
Ù Steer ing Malfunct ionStop
Immediat elySee Oper ator's Manual ....4 76
003D Stop Vehicle LeaveEngi neRun‐
ning <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011>...462
003D Stop Vehicle SeeOper ator's
Manual .................................................4 61 00CC
Stop Vehicle Vehicle TooLo w ..... 451
ç Suspended ................................. 457
0049 SwitchOf fLights ........................ 480
0049 SwitchOn Headlam ps................4 80
0049 Turn On theIgnit iontoRelease
th ePa rking Brak e................................ 438
0072 Vehicle Ready toDrive Swi tch
th eIgnit ionOffBef oreEx iting .............. 475
00CC Vehicle Rising Please Wait.......... 450
00CC Vehicle Rising ............................. 450
0077 Warning Tire Malfunction ............ 472
0077 Wheel Sensor(s) Missing ............ 470
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
Ac tiveLa ne Keeping AssistCamer a
Vi ew Restrict ed See Operato r's Man‐
ua l...... ................................................. 454
Ac tiveLa ne Keeping AssistCur rentl y
Un available SeeOper ator' sMan ual.....4 53
Ac tiveLa ne Keeping AssistInopera‐
tiv e ...................................................... 454
Ac tivePa rking Assistand
PA RK TRONI CInoper ative See Opera‐
to r's Manua l..... ................................... 450
Ac tiveSt eer ing Assis tCur rentl y
Un available SeeOper ator' sMan ual.....4 52
Ac tiveSt eer ing Assis tInoperativ e.......4 52 Inde
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7

Hazar
doussubstances
Inf ormation ............ ........................ ........24
Head restra int
Fr ont (adjus tingmechanicall y).............. 93
Re ar (installin g/remo ving) .....................9 4
Re ar passe nger com partment
(adj ustin g) .............................................9 4
Head-up Display...... ................................233
Ad jus ting disp lay el eme nts(on-bo ard
com puter) ..... ...... .............................. ...233
Ad jus ting thebr ightn ess(on-boar d
com puter) ...... ................................. ..... 233
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>233
Menu (on-bo ardcom puter) ...... ............ 233
Se tting theposition (on-boar dcom‐
put er) ............ ................................. ..... 233
Switc hingon/off........................... ...... 234
Headliner (care)....................................... 363
Heating see Climat econ trol
High beam
Switc hingon/off..................................1 18
High-be amflasher ................................... 118 High-be
amheadlam ps
Ad aptiveHig hbeam Assis t.............. .....1 20
Hill star tassi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 189
HOLD functio n...... ................................... 190
Fu nctio n/no tes ................................... 190
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 190
Hood Opening/clo sing................................. 350
Ho tspo t
Se tting up(Wi-Fi) .................................263 I
Iden tificatio nplat e
Engine ................................................ .4 22
Re frig er ant .......................................... 429
Ve hicle ............................................. ... 422
Ignition Switc hingon(Start/S topbutt on) ........ 135
Ignit ionkey
see Smar tKey
Imm obiliz er................................................ 86
Indi catorlam ps
see Warning/ indic ator lam ps Individ
ualdrive pr og ram
Con figur ing .......................................... 146
Sel ecting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 146
Insid ere ar vie wmir ror
see Exterior mir rors
Insp ectio n
see ASSYST PLUS
Ins trument cluster
see Instrument Display
Ins trument clusterlighti ng............. .......227
In stru men tDi spl ay <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 222
Ad jus ting thelighting .......................... 227
Fu nctio n/no tes ................................... 222
Ins trument cluster ..... ............................ 10
Se tting theadditional value rang e ....... 225
Wa rning/ indic ator lam ps.................... 482
Int ellig entLight System
Ad aptiveHig hbeam Assis t...................1 20
Cor nering light function .......................120
Int erior ligh ting........................................ 122
Ambi entlighti ng<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> .............122
Re adin glight ........................................ 122
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 122 Inde
x51
3

Swi
tch-of fdel aytim e........... ................123
Int erior motion sensor
Ac tivati ng/d eactiv ating ........... ..............88
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 88
In te rm edia tedes tina tion
Ca lcu lating aro utewit hint ermed iate
des tinatio ns.........................................2 78
Ent ering ............ ................................... 278
Modifying ............................................. 278
St artin gan aut omat icga sst atio n
sear ch<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 277
St artin gth eaut omatic service sta‐
tio nsear ch<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 284
In te rn et
Callin gup awe bpag e.......................... 324
Closing thebr ows er............................3 25
Dele tingabookma rk<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 325
Dele tingbrows erdat a.........................3 25
Mana gingbookma rks ..................... ..... 325
Int erne tconne ction
Communication modulefunction ........ 322
Connection status ...............................3 23
Displ aying thecon nect ionstatus .... .... 323
Es tablishing ........ ............................ .....3 22 Inf
ormatio n....... ................................... 321
Re strictions <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> .............321
Io niza tion
Ac tivati ng/d eactiv ating (mu ltimed ia
sy stem) .......................................... ...... 132
iPhone ®
see Apple CarPla y®
see Mercedes- BenzLink J
Jac k
St or ag elocation ................................... 412
Jum p-startconne ction ............................3 78
Gene ralno tes ...................................... 376 K
KEYLESS- GO
Loc kingth eve hicle ................................ 68
Pr oblem .................................................7 0
Un loc kin gse tting ............................ ...... 64
Un loc kin gth eve hicle ............................6 8
Kic kdow n.................................................1 50
Using ...................................................150 Knee
airbag ................................................ 40 L
Label ing(tires)
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 65
No tes .................................................. 265
Se ttin g.................................................2 65
LA TC H-type (ISOFI X)child seat secur‐
ing system
In stallin g................................................ 55
Le velcontr olsystem
see AIRMA TIC
Light switch
Ov ervie w .............................................. 117 51
4
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