sensor MERCEDES-BENZ S-CLASS CABRIOLET 2020 Owner's Guide

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Drive on car efull y. #
Con sult aqu alif ied spec ialistwo rkshop immediat ely.
Active BrakeAssi stFunc-
tio ns Curre ntly LimitedSee
Ope rator' sMa nua l *
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.
The ambie ntcon dition sar eout side thesy stem limits (/page16 7). #
Drive on.
As soo nas theambient 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.
Act ive Brak eAssist Func-
tion sLimited SeeOpera-
tor' sManual *
Ve hicl eswith Drivin gAss istanc ePa ckag e:Ac tiveBr ak eAssi stwit hcr oss- traf fic functi on,Evasi ve Steer ing
Assis tor PRE‑S AFE®
PL US ismalfunct ioning.
Ve hicl eswithout Drivin gAss istanc ePa ckag e:Ac tiveBr ak eAssi stismalfun ctionin g. #
Consult 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 Displa
ymessag esand warning/ indic ator lam ps 47
3

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 source.Asare sult, nosignals from thetir epr essur esensor sar e
being recei ved. The tirepr essur emonit oristemp orarily una vailable. #
Drive on.
The tirepr essur emon itor will restar taut omat icallyas soon asthecause hasbeen rectif ied.
Tir ePre ss. Moni torInope ra-
tive *T
hetirepr essur emonit orismalfunctionin g. &
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. #
Have thetir epr essur emonit oring system checkedat aqu alif ied spec ialistwo rkshop. #
Consult aqu alif ied spec ialistwo rkshop.
Tire Pressure MonitorInop-
erative NoWheel Sensors *T
hewheels installed donotha ve suit able tirepr essur esensor s.The tirepr essur emonit orisdeactiv ated. #
Installwheels withsuit able tirepr essur esen sors. Disp
lay mess ages and warning/ indic ator lam ps 47
7

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0077 Wheel Sensor(s) Missing *T
her eis no signal from thetir epr essur esensor ofone ormor ewheels. Nopressur eva lue isdispla yedfo rth eaf fec‐
te dtir e. #
Have thefa ulty tirepr ess uresen sor replaced ataqu alif ied spec ialistwo rkshop.
0077 Check Tires *T
hetirepr essur ein one ormor etir es has dropped significantl y.The wheel position isdispla yed. &
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. #
Obser vethere comme ndedtirepr ess ure. #
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(/ page39 1) and thetir es. 47
8
Display messa gesand warning/ indic ator lam ps

Engine
Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
ÿ Coolant warning lam p The
redcoolant warning lam pis lit while theengine isrunning .
*P oss ible cau ses:
R The temp eratur esensor ismalfunct ioning
R Coolant leve lto olow
R The airsuppl yto thera diat orisobs truct ed
R The radiat orfanis faulty
If th er eis an additional warning tone, thecoolant temp eratur ehas exceed edthemaximum permissible temp eratur e. &
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. #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions andswitchof fth eengine. Donotcon tinue
dr iving under anycir cums tances. #
Notethemessag eson themultifunc tiondispla y.
If th ecoolant temp eratur edispla yis at thelowe rend ofthete mp eratur escale: Displa
ymessag esand warning/ indic ator lam ps 48
7

Ad
jus ting treb le,mid -rang eand bass
se tting s............ ................................... 347
Au tomatic volume adjustment ........ .....3 48
Ca lling up thesound menu ............ ...... 347
Inf ormation .................................... ...... 347
Select ingthesound profile .................. 348
Bur mes ter®
sur round soun dsy stem .....3 46
Ad jus ting thebalance/f ader................3 47
Ad jus ting thesound focus <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 347
Ad jus ting treb le,mid -rang eand bass
se tting s............ ................................... 347
Au tomatic volume adjustment .............3 47
Calls upthesound menu ............... ...... 346
Inf ormation .................................... ...... 346
Switc hingthesur round soun don /of f
.. .................... .................................. .....3 47
Butt ons
St eer ing wheel .................................... 222 C
Call list
Making acall ....................................... 307
Ov ervie w ...... .................................... ... 307 Calling
upthesound menu
Bur mes ter®
high-end Surround
soun dsy stem ...................................... 347
Calls ..........................................................3 03
Ac cep ting <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> ................303
Ac tivati ng functio nsduring acal l........ 303
Ca lls wi th severalpar ticipant s.............3 04
Declini ng....... ......................................303
Ending acall ................................... ..... 303
Incoming callduring anexistin gcall .... 304
Makin g............................................ .... 303
Mer cedes me.......................................3 14
Calls upthesound menu
Bur mes ter®
sur round soun dsy stem ...346
Camer a
see 360° Camer a
see Rear vie wcam era
Car key
see Smar tKey
Car wash
see Care
Car wash (car e)....................................... 356 Car
e..........................................................3 67
Air -water duct <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011>356
Au tomatic carwash ............................. 356
Car pet.................................................3 67
Deco rativ efo il .....................................3 60
Displ ay<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 367
Ext eriorlighti ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 365
Fo lding draftst op ................................ 365
Headliner ............................................. 367
Matt efinis h<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011>359
Nig htView Assi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 362
Pa int wo rk <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 359
Pl as tic trim <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 367
Po we rwa sher ...................................... 357
Re alwo od/tr imelements .................... 367
Re ar vie wcam era ................................ 365
Seat belts............................................ 367
Seat cover..... ...................................... 367
Sensor s..... .......................................... 365
Sof tto p ...............................................3 63
Ta ilpipes .............................................. 365
Wa shing byhand ................................. 358
Wheels/r ims....................................... 365
Wi nd deflect or .....................................3 63
Wi nd screen <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ................364
Wi ndo ws <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 365 Inde
x503

0049
Intell. Light System Inoperativ e
... ............ ..............................................4 43
Á KeyNo tDe tected (red displ ay
messa ge).............................................4 38
Á KeyNo tDe tected (whit edis‐
pl ay messa ge).....................................4 38
0075 LeftSide Curtain Airbag Mal‐
fun ction ServiceRe quired (exa mp le) ...4 35
¢ Lowe ring <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ............461
ä Malfunctio nDr ive at Ma x.50
mp h..................................................... 460
0049 Malfunction SeeOper ator ’s
Manual .................................................4 41
¢ Max.Speed 22mph...................4 62
Á Obtain aNe wKe y.......................4 37
ç Off..............................................4 68
00D9 Off....... .......................................467
0059 Open/C loseConvertible Top
Com pletely <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 440 0049
Parking Brak eSee Opera tor's
Manua l...... .......................................... 454
0077 PleaseCor rect Tire Pressur e...... 479
0049 Please Release Parking Brak e.... 457
Á Replace KeyBat tery <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 438
003D SeeOperator's Manua l...... .........475
005D Shif tto 'P' ......................................4 52
0075 SRSMalfunction Service
Re quired .............................................. 434
Ù Steer ing Malfunct ionIncreased
Ph ysical Effort See Operator's Man‐
ua l...... ................................................. 445
Ù Steer ing Malfunct ionStop
Immediat elySee Oper ator's Manual ...446
003D Stop Vehicle LeaveEngi neRun‐
ning <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ...476
003D Stop Vehicle SeeOper ator's
Manual .................................................4 76
00CC Stop Vehicle Vehicle TooLo w ..... 461
ç Suspended ................................. 467 0049
SwitchOf fLights ........................ 442
0049 SwitchOn Hea dlamps ................ 442
0058 Trunk Partition Open .................. 441
0049 Turn On theIgnit iontoRelease
th ePa rking Brak e................................ 458
0072 Vehicle Ready toDrive Swi tch
th eIgnit ionOffBef oreEx iting .............4 45
00CC Vehicle Rising Please Wait.......... 462
00CC Vehicle Rising ............................. 461
0077 Warning Tire Malfunction ........... 479
0077 Wheel Sensor(s) Missing ............ 478
0059 While statio nary,appl yth e
br ak es bef oreoper ating thesof tto p.
.. ...........................................................4 39
Ac tiveBli nd Spo tAssi stCur rently
Un available SeeOper ator' sMan ual.....4 65
Ac tiveBli nd Spo tAssi stInoper ative.... 466
Ac tiveBr ak eAssi stFunctio nsCur‐
re ntl yLim ited See Operator's Man‐
ua l...... ................................................. 473 508
Index

Place
theKe yin theMar kedSpace
See Oper ator's Manual ........................ 439
PRE-S AFEInoperativ eSee Oper a‐
to r's Manua l..... ........... ........................ 437
Ra dar SensorsDir tySee Oper ator's
Manual .................................................4 73
Re versing NotPo ssible Service
Re quired .............................................. 452
Ser vice Required Do NotShif tGear s
Vi sit Dealer .......................................... 452
Shif tto 'P' or'N' toStartEn gin e.........4 51
St op Vehicle LeaveEngi neRunning
Wa itTrans miss ionCoolin g.................. 453
Ti re Press. Monit orCur rently
Un available .......................................... 477
Ti re Press. Monit orInopera tive ............ 477
Ti re Pressur eMonit orInopera tiveNo
Wheel Sensors .....................................4 77
Ti re sOv erheat ed................................. 480 To
Dese lect Por N, Dep ress Brak e
and StartEn gin e.................................. 451
To switc hengine off,pr ess and hold
St art/ Stop butt onforat lea st3
secs. orpress 3times. ........................ 450
Tr af fic Sign AssistCamer aVi ew
Re strict ed See Operator's Manua l...... .466
Tr af fic Sign AssistCur rently Unavail‐
able SeeOperat or'sMan ual................ 466
Tr af fic Sign AssistInoper ative..... ........ 466
Tr ans miss ionMalfun ction Stop ........... 452
Displa yon thewindsh ield
see Head- upDis play
Dis tance control
see ActiveDis tance AssistDIS TRONI C
Di stance recor der
see Trip dis tance
DI ST RO NIC
see ActiveDis tance AssistDIS TRONI C
Do or
Loc king (emerg ency key) ................ .......7 0 Loc
king (from inside ).... .........................6 7
Opening (from theinside) ......................6 7
Po we rclosi ngfunction ..........................7 0
Un loc kin g(emer gency key) ...................7 0
Un loc kin g(fr om theinside) .................... 67
Door controlpan el.....................................1 4
Door controlpan el(rear passeng er
com partment) ............................................ 16
DO T,Tire Iden tificat ionNumbe r(TI N) ... 403
Dr aw bar
see Tow- bar system
Dr inking anddriving ................................ 140
Dr ink shold er
see Cup holder
Dr ive Awa yAssis t.... ................................ 206
Dr ive position
Inser ting.............................................. 148
Dr ive pr og ram dis pla y........... ..................145
Dr iver' ssea t
see Seat
Dr ivin gligh ts
see Automatic driving lights 51
0
Inde x

Dr
ivin gsaf etysy stem .............................1 62
ABS (Anti-loc kBr aking System) ........... 163
Ac tiveBr ak eAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 167
BA S(Br akeAssi stSystem) ............... ... 164
EBD (electr oni cbr ak efo rc edis tribu‐
tion )..................................................... 167
ESP ®
Cr oss wind Assi st<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 166
Ov ervie w ............................................. 163
Ra dar and ultrasonic sensors.............. 162
Re sponsibili ty...................................... 162
ST EER CONTR OL............ ..................... 167
Dr ivin gsy stem
see 360°Camer a
see ActiveBli nd Spo tAssi st
see ActiveDis tance AssistDIS TRONI C
see ActiveEmerg encyStop Assis t
see ActiveLa ne Chang eAssi st
see ActiveLa ne Keeping Assist
see ActivePa rking Assist
see ActiveSpe edLimi tAssi st
see ActiveSt eer ing Assis t
see AIRMA TIC
see ATTENTION ASSIST
see Blind SpotAssis t
see Cruise control see
Driving safetysy stem
see HOLD function
see Night View Assi st
see Parking AssistPA RK TRONI C
see Rear vie wcam era
see Traf fic Sign Assist
Dr ivin gtips
Dr ink ing and drivin g............................ 140
Gene raldr ivin gtips ........................ .....1 40
No teson breaking-in ane wvehicle ..... 138
Dr ow siness detection
see ATTENTION ASSIST
Dynamic handlingcontrolsystem
see ESP®
(Ele ctro nic Stabilit yPr og ram)
DY NA MIC SELECT
Conf iguring drive pr ogr am I<0011001100110011001100110011001100110011001100110011001100110011
0011> 146
Dis play ing engin edat a........................ 146
Dis play ing vehicle data........................ 146
Dr ive pr og ram disp lay ..... .....................1 45
Oper ating (DYN AMIC SELECT switch)
....... ................................................. ..... 145
Sel ecting thedr ive pr ogr am ............ ....1 45
Sho wing operationfe edbac k......... ...... 146 E
E1 0 ............................................................ 426
Easy entryfe atur e
Fu nctio n/no tes .................................... 101
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 102
Easy exitfeatur e
Fu nctio n/no tes .................................... 101
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 102
EBD (electr onicbrak efo rc edis tribu‐
tion)
Functio n/no tes .................................... 167
ECO display
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 144
Re settin g............................................. 228
ECO star t/s topfunc tion<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 143
Au tomatic engine star t........................ 143
Au tomatic engine stop .........................1 43
Me thod ofoper ation ............................1 43
Switc hingoff/on ................................. 143
Electr icpa rking brak e.............................1 59
Applying automatical ly..... ................... 159
App lying orreleasing manuall y............ 160
Emerg encybraki ng ............ ..................160 Inde
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1

Ey
eg lass escom partmen t........... ............107 F
Fa tig ue detection
see ATTENTION ASSIST
Fa vo rite s
Ad ding .................................................2 54
Callin gup ........................................ .... 253
De letin g...............................................2 54
Mo ving ............ .................................... 254
Ov ervie w ...... .................................... ... 253
Re nam ing<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011>254
Fl aco n
Inse rting/ remo ving .............................. 131
Flat tire .....................................................3 69
Cha nging awhe el....... .......................... 414
MOExt ended tires ................................ 370
No tes .................................................. 369
TIREFIT kit............................................ 371
Flat towing
see Tow- bar system
Floor mats......... ....................................... 114 Fo
ilco vering
Ra dar and ultrasonic sensors.............. 162
Fo lding draftsto p
Car e................................................ .... 365
Fo lding windscreen
Ins talling ................................................ 80
Re mo ving ..............................................8 0
Fr ag rance
see Perfume atomiz er
Fr ee sof tware ............................................ 32
Fr eq uencies
Tw o-w ayradio ................................ ...... 422
Fr eq uency band
Dialin g(on -boardcom puter) ................ 229
Fr ont airbag ................................................ 41
Fr ont passeng erseat ................................ 93
Ad jus ting from thedr iver's seat ...... ...... 93
Fr ont passeng erseat
see Seat
Fu el ...........................................................4 27
Ad ditiv es........................................ .....4 27
E1 0 ............ ............. .............................426 Fu
elreser ve <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 427
Ga sol ine <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 426
Qua lity (gas oline )<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 426
Re fuel ing ............................................. 150
Sul fur cont ent <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 426
Ta nk cont ent <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ...............427
Fu elconsum ption
On- boar dcom puter .............................2 27
Fu nction seat
see Door controlpanel
Fu nction seat(rear passeng ercom‐
par tment)
see Seat (rear passeng ercom partmen t)
Fu ses ........................................................ 386
Bef orere placing afuse ........................ 386
Dashboar dfuse box............................ 388
Fu se assignment diagram...................3 86
Fu se boxin theengine compartmen t.. 386
Fu se boxin thefront -passen gerfo ot ‐
we ll...................................................... 388
No tes .................................................. 386
Fu ses
see Fuses Inde
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