rest MERCEDES-BENZ C CLASS 2021 Manual Online

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
or #
Ifth edispla ymessag edoes notdisappear ,st op theve hicle inaccor dance withth etra ffic con dition sand restar t
th eengine.
Act ive Blind SpotAssist
Inoper ative *A
ctiveBli nd Spo tAssi stismalfun ctionin g. #
Consult aqu alif ied spec ialistwo rkshop.
Act ive Lane Keeping Assist
Currently UnavailableSee
Operator's Manual *A
ctiveLane Keeping Assistis temp orarily una vailable.
The ambien tcon dition sar eouts idethesy stem limits (/page18 5).
As soon astheambient conditions arewit hin thesy stem limits, thesy stem will become available again.
Ve hicl eswith Activ eSte ering Assis t:The camer avie wma ybe limit edbythewindshield. #
Drive on.
Ve hicl eswith Activ eSte ering Assis t:Ifth edispla ymessag edoes notdisappear : #
Stop theve hicle inaccor dance withth etra ffic con dition s. #
Clean thewindshield.
Act ive Lane Keeping Assist
Inoper ative *A
ctiveLane Keeping Assistis malfunct ioning. #
Consult aqu alif ied spec ialistwo rkshop.
Act ive Lane Keeping Assist
Camera ViewRestricted
See Operator's Manual *
Ve hicl eswithout Activ eSte ering Assis t:thecamer avie wisrestrict ed. 406
Display mess ages and warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Act ive Parking Assist
Maneuvering Assistance
Restrict edSee Operator' s
Manual *T
heParking Assistmane uvering assis tance istemp orarily una vailable oronl ypar tiall yav ailable. #
Clean allsen sorsof thepar king andcamer asy stem (/ page31 1). #
Ifth edispla ymessag est ill appear s,con sult aqu alif ied spec ialistwo rkshop.
Act ive Parking Assistand
PARKTRONIC Inoperative
See Operator's Manual *
Ve hicl eswith Activ ePa rking Assis t:Ac tivePa rking Assistand Parking AssistPA RK TRONI Caremalf unction ing .
Ve hicl eswithout Activ ePa rking Assis t:Pa rking AssistPA RK TRONI Cis malf unction ing . #
Stop theve hicle inaccor dance withth etra ffic con dition sand restar tth eengine. #
Ifth edispla ymessag est ill appear s,con sult aqu alif ied spec ialistwo rkshop. Dr
iving safetysy stems Displa
ymess ages
Possible causes/conseq uencesand0050 0050
Solutions
0025
00E5 Currently Unavailable See
Operator' sManual *
ABS andESP®
arete mp orarily una vailable.
Ot her drivin gsy stems anddriving safetysy stems (e.g. BAS)ma yal so be temp orarily una vailable.
The brak esy stem will continue tooper atenor mally .The braking distance inan eme rgency braki ng situa tioncan
incr ease. &
WARNIN GRisk ofskid ding ifABS andESP®
aremal functi oning
The wheelsma yloc kdu ring braki ng and ESP®
do es notpe rfor m anyve hicle stabiliz ation. 41
0
Display messa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Have ESP ®
ch eckedat aqu alif ied spec ialistwo rkshop. 007A
0025
00E5
Inoperative SeeOperator's
Manual *
EBD ,ABS andESP®
aremalfunctioning.
Ot her driving systems anddriving safetysy stems (e.g. BAS)ma yal so be mal functi oning. &
WARNIN GRisk ofskid ding ifEBD, ABSandESP®
are malfuncti oning
The wheelsma ybl oc kdu ring braki ng and ESP®
do es notpe rfor m anyve hicle stabiliz ation.
The steer ability andbraking charact eristic sar ehea vilyim pair edand thebr aking distance mayincr ease. Inaddi‐
tio n,other driving safetysy stems areswitc hedoff. #
Drive on car efull y. #
Have thebr ak esy stem checkedimmediat elyat aqu alif ied spec ialistwo rkshop. Act
ive Brake Assist Func-
tions Currently LimitedSee
Operator's Manual *
Ve hicl eswith theDr iving Assistance Packag e:Ac tiveBr ak eAssi stwit hcr oss- traf fic functi on,Evasi ve Steer ing
Assis tor PRE‑S AFE®
PL US arete mp orarily una vailable oronl ypar tiall yav ailable.
Ve hicl eswithout theDr iving Assistance Packag e:Ac tiveBr ak eAssi stistemp orarily una vailable. #
Drive on.
As soon astheambient conditions arewit hin thesy stem limits, thesy stem will become available again. #
Ifth edispla ymessag edoes notdisappear ,st op theve hicle inaccor dance withth etra ffic con dition sand restar t
th eengine. Displa
ymessag esand warning/ indic ator lam ps 41
3

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Act ive Brake Assist Func-
tions Limited SeeOpera-
tor's Manual *
Ve hicl eswith theDr iving Assistance Packag e:Ac tiveBr ak eAssi stwit hcr oss- traf fic functi on,Evasi ve Steer ing
Assis tor PRE‑S AFE®
PL US arete mp orarily una vailable oronl ypar tiall yav ailable.
Ve hicl eswithout theDr iving Assistance Packag e:Ac tiveBr ak eAssi stistemp orarily una vailable oronl ypar tiall y
av ailable. #
Con sult aqu alif ied spec ialistwo rkshop.
Rada rSensors DirtySee
Operator's Manual *T
heradar sensor system ismalfunct ioning.Possible causes:
R Dirton thesensor s
R Hea vyrain or sno w
R Extende dcou ntrydr ivi ng without other traf fic, e.g. inthedeser t
Dr iving systems anddriving safetysy stems maybe malfunct ioningortemp orarily una vailable.
Onc eth ecause ofthepr oblem isno long erpresent ,th edr iving systems anddriving safetysy stems willbeavailable
ag ain.
If th edispla ymessag edoes notdisappear : #
Stop theve hicle inaccor dance withth etra ffic con dition s. #
Clean allsen sors(/ page31 1). #
Restar tth eengine. 41
4
Display messa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
003D St op Vehicle LeaveEngine
Running *T
he12 Vbatt erych arge leve lis toolow. #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions.Do notcontinu edr ivi ng und eranycir‐
cums tances. #
Lea vetheengine running . #
Ifth edispla ygoes out:yo ucan drive on . #
Ifth edispla ymessag edoes notdisappear :con sult aqu alif ied spec ialistwo rkshop. Ti
re pres sur emoni tor Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Tire Press. MonitorCur-
rent lyUnavailable *T
her eis int erfere nce from apo we rful radio signal sourceAs are sult, nosignals from thetir epr essur esensor sar e
being recei ved. The tirepr essur emonit oring system istemp orarily una vailable.
The tirepr essur emon itor ing system will restar taut omat icallyas soon asthecause hasbeen rectif ied. #
Drive on.
Tir ePre ss. Moni torInope ra-
tive *T
hetirepr essur emonit oring system ismalfunct ioning. &
WARNIN GThe reisarisk ofan accident ifth etir epr essur emonit oring system ismalfunct ioning
The tirepr essur emonit oring system cann otissue awa rning ifth er eis pressur eloss inone ormor eof thetir es.
Ti re swit hinsuf ficie nttirepr ess urema yim pa irth edr iving charact eristic sas wellas steer ing and braking. Displa
ymessag esand warning/ indic ator lam ps 41
7

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Stop theve hicle inaccor dance withth etra ffic con dition s. #
Chec kth etir epr essur e(/ page336) andthetir es.
0077 Please Correct TirePres-
sure *T
hetirepr essur eis toolow in at leas tone ofthetir es, orthedif fere nce intirepr ess urebe twee nth eindividual
wheels istoogr eat. #
Chec kth etir epr essur eand add air,if neces sary. #
When thetir epr essur eis cor rect, restar tth etir epr essur emonit or(/ page34 1).
0077 Warning TireMalfunct ion *T
hetirepr essur ein one ormor etir es has dropped suddenly .The wheel position willbedispla yed. &
WARNIN GRisk ofan acci dent from drivi ng with aflat tire
R The tires can overheat and bedamag ed.
R The driving charact eristic sas wellas thesteer ing and braking charact eristic sma ybe great lyim pair ed.
Yo uco uld then lose control of theve hicle. #
Donotdr ive wit haflat tire. #
Donotexc eed themaximum permissible driving distance ineme rgency modeand themaximum permissi‐
ble speed withaflat MOE xtend edtire. #
Obse rveth eno teson flat tires. No
tesin theeve ntofaflat tire(/ page31 5). Displ
aymessa gesand warning/ indic ator lam ps 41
9

Ti
re pres sur elo ss wa rning system Displa
ymess ages
Possible causes/conseq uencesand0050 0050
Solutions
Check TirePressure Soon *C
anada only:
The tirepr essur eloss warning system has detected asig nifica ntlos sof press ure. &
WARNIN GRisk ofan acci dent dueto insuf ficie nttirepr ess ure
R The tires can burst.
R The tires can wearexc essiv elyand/or unevenly.
R The driving charact eristic sas wellas thesteer ing and braking maybe greatl yim pair ed.
Yo uco uld then lose control of theve hicle. #
Obser vethere comme ndedtirepr ess ures. #
Adjus tth etir epr essur eif neces sary. #
Stop theve hicle inaccor dance withth etra ffic con dition s. #
Chec kth etir epr essur e(/ page336) andthetir es. #
When thetir epr essur eis cor rect, restar tth etir epr essur eloss warning system (/ page342).
Check TirePressure Then
Restart RunFlatIndic ator *C
anada only:
The tirepr essur eloss warning system gener ated adi spl aymessa geand hasnotbeen restar tedsinc e. #
When thetir epr essur eis cor rect, restar tth etir epr essur eloss warning system (/ page342). Displa
ymessag esand warning/ indic ator lam ps 42
1

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
* NO
TEEngi nedama gecau sed bydriving withinsuf ficie ntengi neoil #
Avoid long journeys wit hins ufficie ntengi neoil. #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions.Do notcontinu edr ivi ng und eranycir‐
cums tances. #
Swi tchof fth eengine. #
Add1.1 US qt(1l)of engine oil(/ page305) . #
Che cktheengine oilleve l.
No teson engine oil(/ page37 2).
00B3 Engi neOilPre ssu reStop
Swi tch OffEngi ne *D
ispla ymess ageonl yfo rcer tainengi nes:
The oilpr ess ureis toolow.
* NO
TEEngi nedama gecau sed bydriving withinsuf ficie ntoil press ure #
Avoid driving withinsuf ficie ntoil press ure. #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions.Do notcontinu edr ivi ng und eranycir‐
cums tances. #
Consu ltaqu alif ied spec ialistwo rkshop. 42
4
Displa ymessag esand warning/ indic ator lam ps

Occupant
safety Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0075 Re stra int system warning
lam p *T
he redre stra int system warning lam pis lit while theengine isrunning .
The restra int system ismalfunct ioning(/page36). &
WARNIN GRisk ofinju rydue tomalfu nctions inthere stra int system
Com ponen tsinthere stra int system maybe activ ated unint entionally ornotdeplo yas planned inan acciden t. #
Have there stra int system checkedand repair edimmediat elyataqu alif ied spec ialistwo rkshop. #
Drive on car efully . #
Notethemessag eson themultifunc tiondispla y. #
Con sult aqu alif ied spec ialistwo rkshop immediat ely.
00E9
Sea tbel twa rning lam p *T
he redseat beltwarning lam pflashes andanintermit tent wa rning tone sou nds.
or
The redseat beltwarning lam plight sup forsix seconds oncetheengine hasstar ted.
In addition, anintermitt entwarning tone maysou nd.
The redse at beltwa rning lam pflashes andanintermit tent wa rning tone sounds:
The driver or front passeng erhas notfa stened hisorher seat beltwhile theve hicle isin mo tion. #
Fasten your seat belt(/page40 ).
Ther ear eobj ect son thefront passeng erseat. Displa
ymessag esand warning/ indic ator lam ps 42
7

00E5
Currentl yUna vailable See
Opera tor's Manua l........ ...... ...................412
Á Don't Forget Your Key<0011001100110011001100110011001100110011001100110011001100110011
00110011> 384
00CC Drive More Slowly<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 409
00B3 Engine OilLevelCann otBe
Mea sured<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>......425
00B3 Engine OilLevelLo wStop Vehi‐
cle Turn Engi neOff............ ....................423
00B3 EngineOilPr ess ureSt op
Switc hOf fEngin e... ...............................4 24
00B3 EngineOilRe duce OilLevel.......... 423
0075 Front LeftMalfunction Service
Re quired (exa mp le)...............................3 80
00B6 FuelLevelLo w............................. 393
00B6 GasCap Loose .............................3 93
0025 Inoper ativeSee Oper ator's
Manu al........ ...........................................411
00E5 Inoper ativeSee Oper ator's
Manua l....... ..... ....................................... 412 007A
Inoper ativeSee Oper ator's
Manua l....... ............................................ 413
0053 Inoper ative..... ...............................4 15
: Intell. Light System Inoperativ e....386
Á KeyNo tDe tected (red displ ay
messa ge)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 384
Á KeyNo tDe tected (whit edis‐
pl ay messa ge)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 383
0075 LeftSid eCu rtain Airbag Mal‐
fun ction ServiceRe quired (Exam ple) .....3 80
¢ Lowe ring............. <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 409
ä Malfunctio nDr ive at Ma x.50
mp h<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 407
: Malfunction SeeOperato r’s
Manual... ............................................... 385
Á ObtainaNe wKe y<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 383
ç Off<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 403
00D9 Off<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 401
0049 Parking Brak eSee Opera tor's
Manua l......... ......................................... 396 0077
PleaseCor rect Tire Pressur e... ..... 419
0049 Please Release Parking Brak e.. .... 399
006F Rear Lef tBac kres tNo t
La tched (exa mp le).................................3 90
Á Replace KeyBat tery <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 383
003D SeeOperator's Manua l........ ......... 416
0075 SRSMalfunction Service
Re quired ................................................ 380
Ù Steer ing Malfunct ionIncreased
Ph ysical Effort See Operator's Manua l.. 388
Ù Steer ing Malfunct ionStop
Immediat elySee Oper ator's Manual ..... 389
003D Stop Vehicle LeaveEngi neRun‐
ning <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011>........417
003D Stop Vehicle SeeOper ator's
Manual... ................................................ 416
00CC Stop Vehicle Vehicle TooLo w....... 408
ç Suspended ................................... 403
: SwitchOf fLights.... ......................3 86
: SwitchOn Head lamp s<0011001100110011001100110011001100110011001100110011001100110011
00110011> 386 Inde
x44
9