2019 MERCEDES-BENZ S-CLASS COUPE sensor

No
teson cleaning andcareA voiding vehicl edamag e
Ext erior lighting
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
(0013 page19 0).
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. No
teson car eof theint erior 000A
WARNIN GRisk ofinju ryfrom plastic
par tsbreakin gof faf te rth euse ofsol‐
ve nt-ba sedcarepr od ucts
Ca reand cleanin gpr oduc tscon tainin gsol‐
ve nts can causesurfaces inthecoc kpit to
become porous. When
theairbags aredeplo yed, plas ticpar ts
ma ybr eak away. 0007
Donotus ean ycar eor cle ani ng prod ‐
ucts containing solvents tocle an the
coc kpit. 000A
WARNIN GRisk ofinju ryor deat hfrom
bleac hedseat belts
Bleac hingordyeing seat belts canseverely
we aken them.
This can, forex am ple, caus eseat beltsto
te ar or failin an acc ident . 0007
Neverblea chordyeseat belts. 350
Maintenance andcare

allo
wtheTPMS tocontinu eto function prop‐
er ly. 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.
If th er eis asubs tantia lpr ess ureloss orifth e
tir ete mp eratur eis exc essiv e,youwill bewarned
in thefo llo wing ways:
R viadisp lay messa ges(0013 page450)
R viathe0077 warning lam pin theins trument
clus ter(0013 page47 3)
Th etir epr es su re monit 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 lyupd ateth 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 manuall y(0013 page38 1).
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 rectly
R Ifth er eis asudden pressur eloss caused, for
ex am ple, byafo re ign obje ctpene tratin gth e
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(0013 page37 5)
Ch ecking thetir epr essur ewit hth etir epr es‐
sur emoni toring system
Re quirement s:
R The ignit ionisswitc hedon. On-
boar dcom puter:
0018 Service 0019
Tires
One ofthefo llo wing displa ysappear s:
R Cur rent tirepr ess ureof each wheel:
R Tire pres sure willbedisplayed afterdriv inga
few minutes
R Tire Pres sure MonitorAc tive: thete ac h-in
pr oce ssofthesy stem isno tye tcomple te.
The tirepr essur ear ealr eady being moni‐
to re d. 0007
Com pareth etir epr essur ewit hth ere com‐
mend edtirepr ess urefo rth ecur rent operat‐
ing cond ition (0013 page 377).Obs erve the
no teson tirete mp eratur e(0013 page37 5).
0009 Theva lues displa yedin themultifunc tiondis‐
pla yma yde viat efrom those ofthetir epr es‐
sur ega ug eas they referto sea leve l.At high
altitudes, thetir epr essur eva lue indic ated by
a pr essur ega ug ear ehigh erthan those
sho wnbytheon- boar dcom puter.In this
case, donotre duce thetir epr essur e. 380
Wheels andtires

of
skidding orhydroplaning onwetro ads is
inc reased.
In addit ion,th etir egr ip isgreatl yre duced at
a low outside temp eratur eand tireru nning
te mp eratur e. 0007
Switc hon theES P®
and adap tyo ur
dr ivin gst yle accor dingly. 0007
Use M+S tireat outside temp eratur es
of less than 10 °C (50 °F). 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(0013 page37 5)
R Tire and Loadi ngInfo rm atio nplacar d
(0013 page38 2)
R Tire size designation, load-bearing cap acity,
spe edrating andload index
( 0013 page389 )
R Tire pressur eta ble (0013 page37 7) 396
Wheelsand tires

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
(Canada only)
Check BrakeFluidLevel 0007
Consult aqu 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
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 ,dr iving systems anddriving safetysy stems willbeavailable
ag ain.
If th edispla ymessag edoes notdisappear : 0007
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions. 0007
Clea nallsenso rs(0013 page349) . 0007
Restar tth eengine. Displa
ymessag esand warning/ indic ator lam ps 423

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Blind SpotAssist Currently
Unavailable SeeOperator' s
Manual The
system limits have been reac hed (0013 page20 3). 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. Act
ive Steering AssistInop-
erative *A
ctiveSt eer ing Assis tis malfunct ioning.ActiveDis tance AssistDIS TRONI Cremains available. 0007
Visit aqu alif ied spec ialistwo rkshop.
00CC Vehicle RisingPlease Wait *T
hevehicle leve lis toolow. The vehicle israised totheselect edvehicle leve l. 0007
Waitunt ilth edispla ymessag edisappear sbef orepulling away.
Bli nd Spot AssistInope ra-
tive *B
lind SpotAss istis malfun ctionin g. 0007
Visit aqu alif ied spec ialistwo rkshop. 432
Displa ymessag esand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Please Correct TirePres-
sure 0007
When thetir epr essur eis cor rect, restar tth etir epr essur emonit oring system (0013 page38 1).
0077 Tire Press. MonitorCur-
rent lyUnavailable *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. 0007
Drive on.
The tirepr essur emon itor ing 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 *T
hetirepr essur emonit oring system isdef ective. 452
Displa ymessag esand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Switc hOff Lights
0049
Malfunct ionSee Opera-
tor’s Manual *T
heexterior lighting isdef ectiv e. 0007
Visit aqu alif ied spec ialistwo rkshop.
0049 Switch OnHeadla mps *Y
ouaredr iving without low- beam headlam ps. 0007
Turn thelight switc hto the0058 or0058 position .
0049
Autom aticHeadlamp Mode
Inoper ative *T
helight sensor isfaulty . 0007
Con sult aqu alif ied spec ialistwo rkshop.
Adaptive Highbeam Assist
Inoperative *A
daptiveHighbeam Assistis malfunc tioning. 0007
Visit aqu alif ied spec ialistwo rkshop.
*A dap tiveHighbeam Assistis temp orarily una vailable.
The system limits have been reac hed (0013 page10 9). Dis
play messa gesand warning/ indic ator lam ps 46
1

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
00AC Coolant warning lam p The
redcoolant warning lam pis lit while theengine isrunning .
Po ssible causes 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. 000A
WARNIN GDang erofburnswhen opening thehood
If yo uopen thehood when theengine hasoverheat edordur ing afire intheengine compartmen t,yo uco uld come
int oco ntact withho tga ses orother escaping operating fluids. 0007
Beforeopen ingthehood, allowtheengine tocool down. 0007
Intheeve ntofafire intheengine compartmen t,ke ep thehood closed andcallthefire ser vice. 0007
Pull overand stop theve hicle safely and switc hof fth eengine, paying attent ion toroad and traffic condi tions.Do
no tcontinu edr ivi ng und eranycir cums tances. 0007
Obs erve themessag eson themultifunc tiondispla y.
If th ecoolant temp eratur edispla yis at thelowe rend ofthete mp eratur escale: 0007
Consult aqu alif ied spec ialistwo rkshop. 47
2
Display messa gesand warning/ indic ator lam ps