sensor MERCEDES-BENZ E-CLASS CABRIOLET 2019 Owner's Guide

Wa
rnings maybe interru pte dwhen driving along‐
side long vehicles, forex am ple truc ks,fo ra pr o‐
long edtime.
Blind SpotAssis tis no toper ationa lwhen reve rse
ge ar iseng aged.
The exitwa rning maybe limit edinthefo llo wing
situat ions:
R When thesensor sar eco veredby adjac ent
ve hicles innar row parkingspaces.
R When people approachth eve hicle.
R Intheev ent ofstatio naryor slo wlymo ving
obj ect s.
Fu nction ofbrak eapp lication (Activ eBlind
Spo tAssis t)
The brak eapplication functionisonl yav ailable
fo rve hicles withaDr iving Assistance Packag e.
If Ac tiveBli nd Spo tAssi stdetects arisk ofaside
im pact inthemonit oring rang e, acou rse-co r‐
re cting brak eap plica tion iscar ried out. This is
designed tohelp youavo idacollis ion.
The cour se-cor recting brak eap plica tion isavaila‐
ble inthespeed rang ebe twee nap prox imat ely
20 mph(3 0km/h) and125mp h(2 00 km/h) . 000A
WARNIN GRisk ofacci dent despite
br ak eapplication ofActiveBli nd Spo t
Assi st
A cou rse-co rrect ing brak eapplication cannot
alw ayspr eve ntacol lisi on. 0007
Alw aysst eer ,br ak eor accelera teyour‐
self ,espe ciallyif Ac tiveBli nd Spo t
Assi stwa rnsyo uor mak esaco urse-
co rrect ing brak eapplication. 0007
Alw aysmaint ainasaf edis tance atthe
sides. 000A
WARNIN GRisk ofacci dent despite
Ac tiveBli nd Spo tAssi st
Ac tiveBli nd Spo tAssi stdoes notre act tothe
fo llo wing:
R Ifve hicles overtak eto oclosel yon the
side, placing them intheblind spotar ea
R Vehicles approaching andovertakin gyo u
at agr ea tly differ ent speed As
are sult, ActiveBli nd Spo tAssi stma ynei‐
th er giv ewa rnings norinterve ne insuch sit‐
uations. 0007
Alw ayspa ycar eful attention tothetra f‐
fi c situ ation and maintain asaf edis‐
ta nce attheside oftheve hicle. If
acour se-cor recting brak eap plica tion occu rs,
th ere dwa rning lam pflashes intheoutside mir‐
ro rand awa rning tone sou nds. Inadditio n,dis‐
pl ay 1 indic atingth edang erofaside collision
appear sin themultifunc tiondispla y.
In rare case s,thesy stem maymak ean inappr o‐
pr iat ebr ak eapplication. Thisbrak eapplication Dr
iving andparking 21
1

Sy
stem limita tions
No lane- correcting brak eap plica tion occu rsin
th efo llo wing situat ions:
R Youcle arly and activel yst eer ,br ak eor accel‐
er ate.
R Youha ve switc hedonthetur nsignal indica‐
to r(situ ation-dep endent).
R Adr iving safetysy stem interve nes, such as
ES P®
,Ac tiveBr ak eAssi stor ActiveBli nd
Spo tAssi st.
R Youha ve adop tedaspor tydriving style wit h
high corner ing speeds orhigh ratesof accel‐
er ation.
R When ESP®
is deactiv ated.
R Ifaloss oftirepr essur eor afa ulty tirehas
been detected and displ ayed.
The system maybe impair edorma yno tfunc tion
in thefo llo wing situat ions:
R Ifth er eis poor visibility ,e.g. due toinsuf fi‐
cie ntillu mina tionofthero ad, ifth er ear e
highl yva riable shade condition sor inrain,
sno w,fogor hea vyspr ay. R
Ifth er eis glar e, e.g .fr om oncom ingtraf fic,
th esun orreflect ions.
R Ifth ewindshield inthear ea ofthemultifunc ‐
tion camer ais dir ty,or ifth ecamer ais fog‐
ge dup, damag edorcovered.
R Ifth er ear eno lane marking s,or several
unc lear lane markingsarepr esen tfo rone
lane, e.g.around roadw orks .
R Ifth elane marking sar ewo rn,dar kor cov‐
er ed.
R Ifth edis tance totheve hicle infront istoo
shor tand thus thelane markings cannotbe
de tected.
R Ifth elane markings chang equ ickl y, e.g.
lanes branc hof f,cr oss one another or
mer ge.
R Ifth ero adw ayisvery nar row and wind ing.
Ve hicl eswith Drivin gAss istanc epac kage or
Dr iving Assistance Pluspackag e:Ac tiveLa ne
Ke eping Assistuses radar sensor sto monit or
se veralar eas around theve hicle. Ifth era dar
sensor sin there ar bum peraredir tyor covered
wit hsn ow ,th esy stem maybe impair edorma y no
tfunc tion.If an obs tacle inthelane inwhic h
yo uar edr ivin ghas been detected, nolane-cor‐
re cting brak eap plica tion occu rs.
Ac tiv atin g/deac tivatin gAc tiv eLan eKe eping
Assis t(v ehicles withPa rking Assis t
PA RK TRONI C) 000A
WARNIN GRisk ofacci dent despite
Ac tiveLa ne Keeping Assistwa rning
A lane- correcting brak eap plica tion canno t
al wa ys bring theve hicle backint oth eor igi‐
nal lane. 0007
Alw aysst eer ,br ak eor accelera teyour‐
self ,espe ciallyif Ac tiveLa ne Keeping
Assis twa rnsyo uor mak esalane -cor‐
re cting brak eap plica tion. 000A
WARNIN GRisk ofacci dent despite inter‐
ve ntio nof ActiveLa ne Keeping Assist
Ac tiveLa ne Keeping Assistdoes notde tect
tr af fic condi tions orroad user s.In very rare
case s,thesy stem maymak ean inappr opri‐ 21
4
Driving and parking

0009
Recei veddes tinations aresa ve din thepr ev i‐
ous destination s.
A pr om ptappear son themedia display. 0007
Ades tination hasbeen receiv edwit hou t
pict ureinf orma tion :selec tYes . 0007
Ifro uteguidan ceisno tact ive, sele ctStart
Rout eGuidan ce.
The routeto thedes tinat ioniscalculat ed.
The map showsthero ute. Ro uteguidan ce
th en begins.
or 0007
Ifro uteguidan ceisact ive, sele ctStart New
Rout eGuidan ceorSet asNex tWay Point.
St art New RouteGuidan ce:th ere cei veddes‐
tin ation addressissetas ane wdes tination.
The prev ious destination sand intermediat e
des tination sar edele ted. Ro uteguidan ceto
th ene wdes tinat ionbegins.
Set asNext WayPoint :th ere cei veddes tina‐
tion addr essissetas thene xt int ermediat e
des tinat ion.Routeguidan cebegin s. 0007
Ades tination hasbeen receiv edwit hpic‐
tu re informa tion: select Start Route Guid-
ance .
Ro uteguidan cestar ts. Ro
uteguidanc ewith current traf fic re por ts Tr
af fic inf orma tion overview
Tr af fic re por tsarere cei vedusing LiveTr af fic
Inf ormation andareused forro uteguidan ce.
This serviceis una vailable insome countries.
0009 Ther ema ybe differe nces betwee nth etraf fic
re por tsrecei vedand theactual road and
traf fic condi tions.
Im por tant informa tionon LiveTr af fic Inf orma‐
tion:
R Current traffic repor tsarere cei vedvia the
Int erne tconnection.
R The traf fic situ ation isup datedat shor t,re gu‐
lar interva ls.
R The status oftheser vice subscr iption canbe
displa yed(→ pag e285 ). Inf
ormation ontheve hicle's position isregular ly
sent toDai mle rAG .The data isimmed iatelyre n‐
de redanon ymous byDai mle rAG and forw arded
to thetra ffic dat apr ov ider .Usin gth is dat a,traf‐
fi c re por tsreleva nt totheve hicle's position are
sent totheve hicle. Thevehicle actsasasensor
fo rth eflow oftraf fic and helpstoimprove the
qu alit yof thetraf fic re por ts.
If yo udo notwa nttotrans mitth eve hicle posi‐
tion, youha ve thefo llo wing option s:
R Youswit choffth etra nsmiss ionoftheve hicle
position (→pag e25 7).
R Youha ve theser vice deactiv ated atan
aut hor ized Mercedes- BenzCenter.
Displa yingsubscr iption informat ion
Re quirement s:
R The vehicle iseq uipped withLiv eTr af fic
Inf ormation. Multime
diasystem 285

On-boar
dcom puter:
Service EngineOilLevel
Yo uwil lsee one ofthefo llo wing messa gesin
th emu ltifunct iondisp lay: 0007
Measuring EngineOil Level... :measur ement
of theoil leve lis no tye tpo ssi ble. Re peat the
re qu estaf te ra maximu mof 30 minut es'driv‐
ing. 0007
Engine OilLevel OKand thebar displa yfo r
indic atingth eoil leve lin themultifunc tion
displa yis green and isbe tween "min" and
"max": theoil leve lis cor rect. 0007
Engine OilLeve lAdd 1.0land thebar displa y
fo rindica tingtheoil leve lin themultifunc tion
displa yis orang eand isbelo w"min": add
1. 1 US qt(1l)of engine oil. 0007
Red uce Engine OilLevel andthebar displa y
fo rindica tingtheoil leve lin themultifunc tion
displa yis orang eand isabo ve"max ":drain
of fth eex cess engineoil.Co nsul ta qu alif ied
spec ialistwo rkshop. 0007
For Engine OilLevel Switch Ignition On:
switc hon theignition tocheckth eengine oil
le ve l. 0007
Engine OilLeve lSyst emInoperat ive:sensor
def ective or notinse rted. Consult aqu alif ied
spec ialistwo rkshop. 0007
Engine OilLevel System Currently Unavail.:
close thehood.
Ad ding engine oil 000A
WARNIN GRisk ofburnsfrom hotcom‐
ponent partsintheengine compartmen t
Cer tain com pone ntsin theengine compart‐
ment canbevery hot,e.g. theengine, the
ra diat orand partsof theex haus tsy stem. 0007
Allo wtheengine tocool down and only
to uc hco mp onent partsdescr ibedinthe
fo llo wing. 000A
WARNIN GRisk offire and injuryfrom
eng ineoil
If eng ineoilcom esintocon tact with hot
com ponent partsintheengine compart‐
ment ,it ma yignit e. 0007
Mak esur eth at no eng ineoilisspille d
ne xt to thefiller open ing. 0007
Allo wtheengine tocool offand thor‐
oughl yclean theengine oilfrom com po‐
nen tpar tsbef orest ar tin gth eve hicle. 000E
NO
TEEngi nedama gecau sed byan
inc orrect oil filt er ,inc orrect oil oraddi‐
tiv es 0007
Donotus eengi neoilsor oil filt er s
whic hdo notcor respond tothespecif i‐
cation sex plicitl ypr escr ibed forth e
ser vice interva ls. 0007
Donotalt er theengine oiloroil filt er in
or der toachie velong erchang eint erva ls
th an presc ribed. 0007
Donotuse additiv es. Maint
enanc eand care34
9

Obser
vethefo llo wing informa tion: No
teson cleaning andcareA voiding vehicl edamag e
Wheel s/rims
Usewaterand acid-free whee lclea ners. R
Donotuse acidicwhee lclea nersto remo vebrak edus t.
This could damag ewheel boltsandbrak ecom ponen ts.
R Toavoid corrosion ofthebr ak ediscs andbrak epads, drive
th eve hicle fora fe w min utes afte rclea ning beforepar king
it. The brak ediscs andbrak epa dswarm upand dryout .
Wi ndo ws
Cleanthewindo wsontheinside andoutside usingadam p
clo thand cleanin gag ent sre comme ndedbyMer cedes-Ben z.Do
notuse dryclo thsor abr asiv eor sol vent-ba sedcleani ng
ag ents tocle an theinside ofwindo ws.
Wi per blades
Foldout thewiper blades andclean them using adam pclo th.D ono tclean thewiper blades tooof ten.
Ex terior light ing
Cleanthelenses withawe tsp ong eand mildcle ani ng agent,
e.g .car shampoo. Onl
yuse cleaning agents orcleaning clothsth at aresuit able
fo rpla stic lens es.
Sensor s
Cleanthesensor sin thefront and rear bum perand inthe
ra diat orgrill wit hasof tclo thand carsham poo. When
usingapo we rwa sher ,maint ainaminimum distance of
11 .8 in(30 cm).
Re ar vie wcamer a
and 360°Camer a R
Open thecamer aco verwit hth emultimedia system
(→ pag e19 9) .
R Usecle an waterand asof tclo thtocle an thecamer alens. Do
notuse apo we rwa sher .
Ta ilpip es
Cleanwithclean ingagent sre comme ndedbyMer cedes-Ben z,
par ticular lyin thewint erand afte rwa shing theve hicle. Do
notuse acidic cleaning agents. Maint
enance andcare36
1

The
system checks thetir epr essur eand thetir e
te mp eratur eof thetir es installed ontheve hicle
by means ofatir epr essu resensor .
Ne wtirepr essur esensor s,e.g. inwint ertires,
ar eaut omaticall yta ught -indur ing thefirs tjou r‐
ne yth ey areused.
The tirepr essur eand thetir ete mp eratur e
appear inthemultifunc tiondispla y
(→ pag e388).
If th er eis asubs tantia lpr ess ure loss orifth e
tir ete mp eratur eis exc essiv e,youwill bewarned
in thefo llo wing ways:
R viadisp lay messa ges(→ pag e458)
R viathe0077 warning lam pin theins trument
clus ter(→ pag e48 4)
The tirepr essu remonit oring system isonl yan
aid. Itis thedr iver's responsibili tyto setth etir e
pr essur eto there comme ndedcoldtirepr ess ure
su itab leforth eoper ating situation .Se tth etir e
pr essur efo rcold tires using atir epr essu re
ga ug e. No tethat thecor rect tirepr ess urefo rth e
cur rent operati ng situa tionmu stfirs tbe taught -
in to thetir epr essur emonit oring system. In
mos tcases, thetir epr essur emonit oring sys‐
te m wil lau tomatical lyupdat eth ene wrefere nce
va lues afte ryo uha ve chang edthetir epr essur e.
Yo ucan ,ho we ver,also updat eth ere fere nce val‐
ues byrestar tin gth etir epr essur emonit oring
sy stem manually (→pag e389).
Sy stem limita tions
The system maybe impair edorma yno tfunc tion
in thefo llo wing situat ions:
R Ifth etir epr essur eis setincor rectl y
R Ifth er eis asudden pressur eloss caused, for
ex am ple, byafo re ign obje ctpene trating the
tir e
R Ifth er eis amalfunct ioncaused byano ther
ra dio signal source
Mak esur eto obser vethefo llo wing further rela‐
te dsubjec t:
R Noteson tirepr essur e(→ pag e38 4)
Chec kingthetir epr essur ewit hth etir epr es‐
sur emoni toring system
Re quirement s:
R The ignit ionisswitc hedon. On-
boar dcom puter:
Ser vice Tires
One ofthefo llo wing displa ysappear s:
R Cur rent tirepr ess ureand tirete mp eratur eof
th eindividual wheels: R
Tire pressure willbedisplayed afterdriving a
few minutes
R Tire Pressure MonitorAct ive: thete ac h-in
pr oce ssofthesy stem isno tye tcomple te.
The tirepr essur esarealr eady being moni‐
to re d. 0007
Com pareth etir epr essur ewit hth ere com‐
mend edtirepr ess urefo rth ecur rent operat‐ 38
8
Whe elsand tires

Obser
vethefo llo wing when selecting,ins talling
and replacing tires:
R Onlyuse tires and wheels ofthesame type
(summer tires, wint ertires, MOEx tende d
tir es) and thesame make.
R Onlyins tallwheels ofthesame sizeonone
axle (leftand right).
It is onl yper missible toins talla dif fere nt
wh eelsi ze intheeve ntofaflat tirein order
to drive to thespecialis two rkshop.
R Onlyins talltir es ofthecor rect size ontoth e
wheels.
R Vehicl eswith atir epr ess uremonit oring
sy stem: Allinstalled wheels mustbe equip‐
ped withfunc tioningsensorsfo rth etir e
pr essur emonit oring system.
R Attemp eratur esbelo w45 °F(7°C), usewin‐
te rtir es orall-seaso ntir es mar kedM+S for
all wheels .
Wi nter tires bearing the004D snowflak esym‐
bol inaddition totheM+S marking prov ide
th ebes tpossible grip inwintr yro ad con di‐
tio ns. R
ForM+S tires, only usetires wit hth esame
tr ead.
R Obser vethemaximum permissible speedfor
th eM+S tires installed.
If th is isbelo wtheve hicle's maximum speed,
th is mus tbe indic ated byan appr opriate
label inthedr iver's field ofvision.
R Break inne wtires atmoder atespeeds for
th efirs t60 miles(1 00 km) .
R Replace thetir es afte rsix yearsat thelat est,
re ga rdless ofwe ar.
R Wh enreplac ingwith tires that donotfe a‐
tur eru n-flat charact eristics :ve hicles with
MOExt ended tires areno teq uipped witha
TIREFIT kitatthefa ct or y. Eq uip th eve hicle
wit haTIREFIT kitafte rre placing withtir es
th at do notfe atur eru n-f latch aract eristic s,
e.g .wint ertires.
Fo rmor einf ormation onwhee lsand tires, con‐
tac ta qu alif ied spec ialistwo rkshop.
Be sureto also obse rveth efo llo wing further
re lat ed subje cts:
R Noteson tirepr essur e(→ pag e38 4) R
Tire and Loadi ngInfo rm atio nplacar d
(→ pag e39 1)
R Tire size designation, load-bearing cap acity,
spe edrating andload index(→ pag e398 )
R Tire pressur eta ble (→pag e385) No
teson rotat ing whee ls 000A
WARNIN GRisk ofinju rythro ugh differ‐
ent whee lsizes
Int erch ang ingthefront and rear wheels ifth e
wheels ortires have differe nt dimens ions
ma yse verely impa irth edr iving charact eris‐
tic s.
The wheel brak es orwheel suspension com ‐
pon entsma yalso bedamag ed. 0007
Rotate front and rear wheels onlyifth e
wheels andtires areof thesame dimen‐
sions. Wheels
andtires 405

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions 0007
Have thebr ak esy stem checkedimmediat elyat aqu alif ied spec ialistwo rkshop. 0007
Drive on car efully . 0007
Visit aqu alif ied spec ialistwo rkshop immediat ely.
0027
(US Aonl y)
004D (Canada only)
Check BrakeFluid Level *T
her eis insuf ficie ntbrak efluid inthebr ak efluid reser voir. 000A
WARNIN GRisk ofan acci dent dueto low brak efluid leve l
If th ebr ak efluid leve lis toolow, thebr aking effect and thebr aking charact eristic sma ybe impair ed. 0007
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions.
Do notcontinu edr ivi ng und eranycir cums tances. 0007
Consu ltaqu alif ied spec ialistwo rkshop. 0007
Donotadd brak efluid. 0007
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions.Do not
continu edr ivi ng und eranycir cums tances. 0007
Donotad dbr ak efluid. 0007
Con sult aqu alif ied spec ialistwo rkshop.
Rada rSensors DirtySee
Operator's Manual *T
heradar sensor system ismalfunct ioning.Possible causes are:
R Dirton thesensor s
R Hea vyrain or sno w Disp
lay mess ages and warning/ indic ator lam ps 43
1

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Act ive Dist ance Assist Now
Available *A
ctiveDis tan ceAssi stDIS TRONI Cis op erati ona lag ain and canbeacti vated(→ pag e17 6).
00B2
- -- mph *C
ruise con trol can notbe act ivat ed asnotall act ivation condition sar efulf illed. 0007
Obser vetheactiv ation conditions forcr uis econtr ol(→ pag e17 3).
Cru iseControl 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(→pag e17 2).
Cr uis eCon trol Inop erative *C
ruise con trol ismalfun ctionin g. 0007
Visit aqu alif ied spec ialistwo rkshop.
Blind SpotAssist Currently
Unavaila bleSee Operator's
Manual *B
lind SpotAss istis temp orarily una vailable.
The system limits have been reac hed (→pag e20 9). 0007
Drive on .
On ce thecause ofthepr oblem isno long erpresent ,th esy stem will beavailable again.
or 0007
Ifth edispla ymessag edoes notdisappear ,st op theve hicle while paying attention toroad and traffic condi tions
and restar tth eengine. 0007
Ifneces sary,cle an there ar bum per.If th ebum perisex treme lydir ty,th esensor sin thebum permaybe mal‐
func tioning. Displa
ymessag esand warning/ indic ator lam ps 44
7

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions 000A
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. 0007
Obser vethere comme ndedtirepr ess ure. 0007
Adjus tth etir epr essur eif neces sary. 0007
Stop theve hicle, paying attention toroad and traffic condi tions. 0007
Checkth etir epr essur e(→ pag e38 4) and thetir es.
0077 Please Correct TirePres-
sure *T
hetirepr essur eis toolow in at leas tone ofthetir es, orthetir epr essur edif fere nce betwee nth ewheels istoo
gr ea t. 0007
Chec kth etir epr essur eand add air,if neces sary. 0007
When thetir epr essur eis cor rect, restar tth etir epr essur emonit oring system (→pag e389).
0077 *T
her eis int erfere nce from apo we rful radio signal source.Asare sult, nosignals from thetir epr essur esensor are
re cei ved. The tirepr essur emonit oring system istemp orarily una vailable. 460
Display mess ages and warning/ indic ator lam ps