2020 MERCEDES-BENZ C-CLASS CABRIOLET Owner's Manual

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. #
Ifneces sary,cle an there ar bum per.If th ebum perisespeciall ydir ty,th esensor sin thebum permaybe mal‐
func tioning.
Blind SpotAssist Inopera-
tive *B
lind SpotAss istis malfun ctionin g. #
Consult aqu alif ied spec ialistwo rkshop.
Act ive Blind SpotAssist
Currently UnavailableSee
Operator's Manual *A
ctiv eBli nd Spo tAssi stistemp orarily una vailable.
The system limits have been reac hed (/page21 2). #
Drive on.
Once thecause ofthepr oblem isno long erpresent ,th esy stem will beavailable again.
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.
Traffic SignAssist Cur-
rently Unavaila bleSee
Operator's Manual *T
raffic Sign Assistis temp orarily una vailable. #
Drive on.
Onc eth ecause ofthepr oblem isno long erpresent ,th esy stem will beavailable again. Dis
playmes sagesand warning/ indic ator lam ps 455

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Traffic SignAssist Inopera-
tive *T
raffic Sign Assistis malfun ctionin g. #
Stop theve hicle inaccor dance withth etra ffic con dition sand restar tth eengine. #
Ifth edispla ymessag econ tinues tobe displa yed, con sult aqu alif ied spec ialistwo rkshop.
Traffic SignAssist Camera
View Restricted SeeOpera-
tor's Manual *T
hecamer avie wisrestrict ed. Possible causes:
R dirton thewindshield inthecamer a'sfield ofvision
R hea vyrain, sno wor fog
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 : #
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions. #
Clea nth ewindshield.
00D9 Off *T
heHOLD functionisdeactiv ated because theve hicle isskidding oracondition foractiv ation isno tme t. #
React ivat eth eHOLD function later or checkth eactiv ation conditions forth eHOLD function (/page18 7). 45
6
Dis play messa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
ç - -- mph *A
ctiv eDis tan ceAssi stDIS TRONI Ccanno tbe acti vatedas notall activ ation condition sha ve been fulfilled. #
Com plywithth eactiv ation conditions ofActiveDis tance AssistDIS TRONI C(/ page 176).
ç
Sus pend ed *I
fyo uact ivat eth eaccelera torpeda lbe yond theAc tiveDis tance AssistDIS TRONI Cse tting ,th esy stem will beput
int opassiv emode (/page18 5).
ç Of f *A
ctiv eDis tan ceAssi stDIS TRONI Cwa sdeactiv ated. Ifawa rning tone also sou nds, ActiveDis tance Assist
DIS TRONI Cha sde acti vatedaut omatic ally(/ page17 6).
Active Distance AssistCur-
rently Unavailable See
Opera tor'sManu al *A
ctiv eDis tan ceAssi stDIS TRONI Cis temp orarily una vailable.
The ambien tcon dition sar eouts idethesy stem limits (/page17 4). #
Drive on.
As soo nas theambient conditions arewit hin thesy stem limits, thesy stem will become available again.
Ac tiveDis tan ceAssist Inop-
erat ive *A
ctiveDis tan ceAssi stDIS TRONI Cis ma lfunctio ning.
Ot he rdr ive sy stems anddriving safetysy stems mayalso bemalfunct ioning. Displa
ymessag esand warning/ indic ator lam ps 45
7

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Consult aqu alif ied spec ialistwo rkshop.
Act ive Distance AssistNow
Availabl e *A
ctiveDis tan ceAssi stDIS TRONI Cis op erati ona lag ain and canbeacti vated(/ page17 6).
00B2
- -- mph *C
ruise con trol can notbe act ivat ed asnotall act ivation condition sar efulf illed. #
Obser vetheactiv ation conditions forcr uis econtr ol(/ page17 3).
Cru iseControl Inoperative *C
ruise con trol ismalfun ctionin g. #
Consult aqu alif ied spec ialistwo rkshop.
Cruise Control Off *C
ruise con trol has been deact ivat ed.
If th er eis an additional warning tone, cruise contr olha sbe en deacti vatedaut omatic ally(/ page17 2). 45
8
Dis play messa gesand warning/ indic ator lam ps

Engine
Displa
ymes sages
Possible causes/conseq uencesand0050 0050
Solutions
00BD Check Coolant LevelSee
Operator' sManual *T
hecoolant leve lis toolow.
* NO
TEEngi nedama gedue toinsuf ficie ntcool ant #
Avoid long journeys wit hins ufficie ntcool ant. #
Addcoolant (/page353 ). #
Have thecooling system checkedat aqu alif ied spec ialistwo rkshop.
00AC Coola ntToo HotStop Vehi-
cle Turn Engine Off *T
hecoolant istooho t. #
Pull overand stop theve hicle safely and switc hof fth eengine, paying attent ion toroad and traffic condi tions. &
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. #
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 tim pair ed. Displa
ymessag esand warning/ indic ator lam ps 459

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
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.
00AC *T
hefanmo toris def ectiv e. #
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.
To switch engineoff, press
and hold Start/ Stop but-
ton foratleast 3secs. or
press 3times. *Y
ouhave pressed thest ar t/ stop butt onwhile driving. #
Information aboutswitchingoffth eengine whiledriving (/page13 2).
003D 12 VBattery SeeOpera -
tor's Manu al *T
heengine isoffand thebatt erych arge leve lis toolow. #
Swi tchof fel ectr icalconsu mersth at areno tre qu ired.
To charge thebatt ery: #
Lea vetheengine running fora fe w min utes, ordrive an extende ddist anc e.
*I fth emessag eappear swhile theengine isrunning ,th is indic ates an on- boar delect rical system malfunct ion. #
Visit aqu alif ied spec ialistwo rkshop. 460
Displa ymessag esand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
003D See Operator' sManual *T
hebatt eryis no tbeing charge d.
* NO
TEPossible engine damageif yo uco ntinue drivin g #
Donotco ntinue drivin gund eranycir cum stanc es. #
Con sult aqu alif ied spec ialistwo rkshop. #
Pull overand stop theve hicle safely and switc hof fth eengine, paying attent ion toroad and traffic condi tions. #
Consul ta qu alif ied spec ialistwo rkshop.
003D Stop Vehicle SeeOpera-
tor's Manual *T
hebatt eryis no long erbeing charge dand thebatt erych arge leve lis toolow.
* NO
TEPossible engine damageif yo uco ntinue drivin g #
Donotco ntinue drivin gund eranycir cum stanc es. #
Con sult aqu alif ied spec ialistwo rkshop. #
Pull overand stop theve hicle safely assoon aspossible inaccor dance withth etra ffic con dition s.Do notcon ‐
tin ue drivin gunder anycir cums tances. #
Swi tchof fth eengine. #
Consult aqu alif ied spec ialistwo rkshop. Displa
ymessag esand warning/ indic ator lam ps 46
1

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
003D St op Vehicle LeaveEngine
Running *T
hebatt erych arge leve lis toolow. #
Pull overand stop theve hicle safely assoon aspossible inaccor dance withth etra ffic con dition s.Do notcon ‐
tin ue drivin gunder anycir cums tances. #
Lea vetheengine running . #
Waitunt ilth edispla ymessag edisappear sbef orepulling away. #
Ifth edisp laymess agedoes notdisa ppear: consult aqu alif ied spec ialistwo rkshop.
003D 48 VBattery SeeOpera-
tor's Manual *T
he48 Von-boar delectr icalsystem has func tion restrictions .Co nve nience func tions ma ybe restrict ed. #
Consul ta qu alif ied spec ialistwo rkshop immediat ely.
Cann otStart Engin eSee
Oper ator'sMan ual *T
hecharge leve lof the48 Vbatt eryis toolow. Youcan nolongerst ar tth eengine. #
Switc hof felectr icalconsumer sth at areno tre qu ired. #
Conn ectasuit able charge rapp rove dfo rMer cedes-Benz withsuf ficie ntcharge output tothejum p-start connec‐
tion pointofthe12 Vbatt ery(/ page37 8).
Th e48 Vbat tery isch arge dvia thevo ltag econ verter intheve hicle.
Engin eCan Now BeStart ed *T
he48 Vbatt eryhas been charge daut omatic allyviathevo ltag econ verter . #
Startth eengine anddrive th eve hicle fora whi leto charge the12 Vbatt eryand the48 Vbatt ery. 462
Displa ymessag esand warning/ indic ator lam ps