2019 MERCEDES-BENZ E-CLASS CABRIOLET sensor

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

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Tire Press. MonitorCur-
rent lyUnavailable 0007
Drive on.
The tirepr essur emonit oring system restar ts aut omat icallyas soon asthecause hasbeen rectif ied.
0077
Whe elSenso r(s)Missing *T
hetirepr essur esensor signalismissing from one ormor etir e(s). Thepressur eof theaf fect ed tireis no tdi s‐
pl ay ed. 0007
Have thedef ective tir epr essur esensor replaced ataqu alif ied spec ialistwo rkshop.
0077
Tire Pressure MonitorInop-
erative NoWheel Sensors *T
hewheels installed donotha ve suit able tirepr essur esensor s.The tirepr essur emonit oring system isdeactiv ated. 0007
Installwheels withsuit able tirepr essur esen sors.
0077 Tire Press .Mon itorInopera-
tiv e *T
hetirepr essur emonit oring system isdef ective. 000A
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.
Und erinf lated tires ma y,forex am ple, impair thedr iving, steer ing and braking charact eristic s. 0007
Have thetir epr essur emonit oring system checkedat aqu alif ied spec ialistwo rkshop. 0007
Visit 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
0049 Autom aticHeadlamp Mode
Inoperat ive *T
helight sensor isfaulty . 0007
Con sult aqu alif ied spec ialistwo rkshop.
0049 Hazard Warning Flashers
Malfunctioning *T
hehazar dwa rning light switc his def ective. 0007
Visit aqu alif ied spec ialistwo rkshop.
Adaptive Highbeam Assist
Inoperative *A
daptiveHighbeam Assistis malfunc tioning. 0007
Visit aqu alif ied spec ialistwo rkshop.
Adaptive Highbeam Assist
Currently UnavailableSee
Operator's Manual *A
dap tiveHighbeam Assistis temp orarily una vailable.
The system limits have been reac hed (→pag e11 8). 0007
Drive on.
Once thecause ofthepr oblem isno long erpresent ,th esy stem will beavailable again. TheAdap tiveHig hbeam
As sist Now Available displaymes sageappear s.
Adap tiveHig hbeam Assist
Camer aView Restricted
See Oper ator'sMan ual *T
hecamer avie wisrestrict ed. Possible causes are:
R Dirton thewindshield inthecamer a'sfield ofvision
R Hea vyrain, sno wor fog 47
2
Display messa gesand warning/ indic ator lam ps