2021 MERCEDES-BENZ S-CLASS CABRIOLET sensor

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
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.
0077 Wheel Sensor(s )Missin g *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 willbedispla yed. &
WARNIN GRisk ofan acci dent dueto insuf ficie nttirepr ess ure
R The tires can burst.
R The tires can wearexc essiv elyand/or unevenly.
R The driving charact eristic sas wellas thesteer ing and braking maybe greatl yim pair ed.
Yo uco uld then lose control of theve hicle. #
Obser vethere comme ndedtirepr ess ures. #
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(/ page366) andthetir es. Displa
ymessag esand warning/ indic ator lam ps 44
9

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 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. &
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. #
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. #
Notethemessag eson themultifunc tiondispla y.
If th ecoolant temp eratur edispla yis at thelowe rend ofthete mp eratur escale: 458
Displa ymessag esand warning/ indic ator lam ps

Ad
jus ting treb le,mid -rang eand bass
se tting s............ ................................... 325
Au tomatic volume adjustment ........ .....3 26
Ca lling up thesound menu .................. 325
Inf ormation ...... .............................. ...... 325
Select ingthesound profile .................. 326
Bur mes ter®
sur round soun dsy stem .....3 24
Ad jus ting thebalance/f ader............... 325
Ad jus ting thesound focus <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 325
Ad jus ting treb le,mid -rang eand bass
se tting s............ ................................... 325
Au tomatic volume adjustment .............3 25
Ca lls up thesound menu ............... ...... 324
Inf ormation .................................... ...... 324
Switc hingthesur round soun don /of f
.. ...................................................... .....3 25
Butt ons
St eer ing wheel .................................... 203 C
Call list
Making acall ....................................... 286
Ov ervie w .......................................... ... 285 Calling
upthesound menu
Bur mes ter®
high-end Surround
soun dsy stem ...................................... 325
Calls ..........................................................2 82
Ac cep ting <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> ................282
Ac tivati ng functio nsduring acal l........ 282
Ca lls wi th severalpar ticipant s.............2 82
Declini ng....... ......................................282
Ending acall ................................... ..... 282
Incoming callduring anexistin gcall .... 283
Makin g............................................ .... 282
Mer cedes me...................................... 292
Calls upthesound menu
Bur mes ter®
sur round soun dsy stem ....3 24
Cam era
see 360° Camera
see Rear vie wcam era
Car key
see Smar tKey
Car wash
see Care
Car wash (car e)....................................... 334 Car
e..........................................................3 41
Air -water duct <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011>334
Au tomatic carwash ............................. 334
Car pet.................................................. 341
Decor ativefo il .....................................3 36
Displ ay<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 341
Ext eriorlighti ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 340
Fo lding draftst op ................................ 340
Headliner ............................................. 341
Matt efinis h<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011>336
Nig htView Assi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 337
Pa int wo rk <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 336
Pl as tic trim <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 341
Po we rwa sher ...................................... 335
Re alwo od/tr imelements .................... 341
Re ar vie wcam era ................................ 340
Seat belts............................................ 341
Seat cover..... ...................................... 341
Sensor s..... .......................................... 340
Sof tto p ...............................................3 38
Sur round viewcam era ........................ 340
Ta ilpipes .............................................. 340
Wa shing byhand ................................. 336
Wheels/r ims....................................... 340
Wi nd deflect or .....................................3 39
Wi nd screen <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ................339 Inde
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3

Á
KeyNo tDe tected (red displ ay
messa ge).............................................4 12
Á KeyNo tDe tected (whit edis‐
pl ay messa ge)...................................... 411
0075 LeftSide Curtain Air bag Mal‐
func tion Service Required (exa mp le) ...4 08
¢ Lowe ring <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ...........432
ä Malfunctio nDr ive at Ma x.50
mp h..................................................... 432
: Malfunction SeeOper ator ’s
Manual .................................................4 15
¢ Max.Speed 22mph...................4 34
Á Obtain aNe wKe y........................ 411
ç Off..............................................4 40
00D9 Off....... .......................................439
0059 Open/C loseConvertible Top
Com pletely <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 414
0049 Parking Brak eSee Opera tor's
Manua l..... ................ ........................... 426
0077 PleaseCor rect Tire Pressur e...... 450 0049
Please Release Parking Brak e.... 429
Á Replace KeyBat tery <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 411
003D SeeOperator's Manua l...... .........447
005D Shif tto 'P' ......................................4 24
0075 SRSMalfunction Service
Re quired .............................................. 408
Ù Steer ing Malfunct ionIncreased
Ph ysical Effort See Operator's Man‐
ua l...... .................................................. 418
Ù Steer ing Malfunct ionStop
Immediat elySee Oper ator's Manual ....4 18
003D Stop Vehicle LeaveEngi neRun‐
ning <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ..448
003D Stop Vehicle SeeOper ator's
Manual ................................................ 447
00CC Stop Vehicle Vehicle TooLo w ..... 433
ç Suspended ................................. 439
: SwitchOf fLights ........................ 416
: SwitchOn Hea dlamps <0011001100110011001100110011001100110011001100110011001100110011
0011> 416
0058 Trunk Partition Open ...................4 14 0049
Turn On theIgnit iontoRelease
th ePa rking Brak e................................ 430
0072 Vehicle Ready toDrive Swi tch
th eIgnit ionOffBef oreEx iting .............. 418
00CC Vehicle Rising Please Wait.......... 434
00CC Vehicle Rising ............................. 432
0077 Warning Tire Malfunction ........... 450
0077 Wheel Sensor(s) Missing............ 449
0059 While statio nary,appl yth e
br ak es bef oreoper ating thesof tto p. ...4 13
Ac tiveBli nd Spo tAssi stCur rently
Un available SeeOper ator' sMan ual.....4 37
Ac tiveBli nd Spo tAssi stInoper ative.... 438
Ac tiveBr ak eAssi stFunctio nsCur‐
re ntl yLim ited See Operator's Man‐
ua l...... ................................................. 444
Ac tiveBr ak eAssi stFunctio nsLim i‐
te dSee Oper ator's Manual .................4 45
Ac tiveDis tance AssistCur rently
Un available SeeOper ator' sMan ual.... 440 47
8
Inde x

Ac
tiveDis tance AssistInoper ative..... .4 40
Ac tiveDis tance AssistNo wAv ailable
.. .............. .............................................4 40
Ac tiveHoo dMa lfunctio nSee Opera‐
to r's Manua l...... ................................... 419
Ac tiveLa ne Keeping AssistCamer a
Vi ew Restrict ed See Operator's Man‐
ua l..... ..................... ............................. 436
Ac tiveLa ne Keeping AssistCur rentl y
Un available SeeOper ator' sMan ual.....4 35
Ac tiveLa ne Keeping AssistInopera‐
tiv e ............... ....................................... 436
Ac tivePa rking Assistand
PA RK TRONI CInoper ative See Opera‐
to r's Manua l...... .................................. 438
Ac tiveSt eer ing Assis tCur rentl y
Un available DuetoMultiple Emer‐
ge ncy Stops ......................................... 435
Ac tiveSt eer ing Assis tCur rentl y
Un available SeeOper ator' sMan ual.....4 34 Ac
tiveSt eer ing Assis tInoperativ e.......4 34
Ad aptiveHig hbeam Assis tCamer a
Vi ew Restrict ed See Operator's Man‐
ua l...... .................................................. 417
Ad aptiveHig hbeam Assis tCur rently
Un available SeeOper ator' sMan ual.....4 17
Ad aptiveHig hbeam Assis tIn oper a‐
tiv e .......................................................4 17
App lyBrak eto Shif tfr om 'P' ............... 423
Apply Brak eto Shif tto 'R' ................... 423
Au xiliary Batt eryMal functi on.............. 425
Begi nning Emergency Stop .................. 435
Blind SpotAssis tCur rentl yUna vaila‐
ble See Opera tor's Manua l...... ............ 437
Blind SpotAssis tInoper ative...... .........437
Cr uis eContr olInoper ative...... ............ 440
Cr uise Control Off................................ 441
Decr ease Spe ed............ ............. .........451
Dr iver' sDoo rOp en &Trans miss ion
No tin PRisk ofVehicle Rolling Away ..423 Fr
ont Passeng erAirbag Disabled See
Oper ator's Manual ...............................4 09
Fr ont Passeng erAirbag Enabled See
Oper ator's Manual ...............................4 09
Hazard Warning Flashe rsMalfunc‐
tioning .................................................. 417
Mer cedes meconn ectServices Limi‐
te dSee Oper ator's Manual .................4 46
N Pe rm anen tly Ac tiveRi sk ofRo lling
Aw ay <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 424
Only Shiftto 'P' when Vehicle isSta‐
tio nar y.................................................4 23
Pla cetheKe yin theMar kedSpace
See Oper ator's Manual ........................ 412
PRE-S AFEInopera tiveSee Oper a‐
to r's Manua l..... ....................................4 10
Ra dar SensorsDir tySee Oper ator's
Manual ................................................ 445
Re versing NotPo ssible Service
Re quired .............................................. 425 In
de x 47
9

Ser
vice Required Do NotShif tGear s
Vi sit Dealer .......................................... 424
Shif tto 'P' or'N' toStartEn gin e.........4 24
St op Vehicle LeaveEngi neRunning
Wa itTrans miss ionCoolin g.................. 425
Ti re Press. Monit orCur rently
Un available .......................................... 448
Ti re Press. Monit orInopera tive ........... 448
Ti re Pressur eMonit orInopera tiveNo
Wheel Sensors .................................... 449
Ti re sOv erheat ed................................. 450
To Dese lect Por N, Dep ress Brak e
and StartEn gin e.................................. 423
To switc hengine off,pr ess and hold
St art/ Stop butt onforat lea st3
secs. orpress 3times. ........................ 421
Tr af fic Sign AssistCamer aVi ew
Re strict ed See Operator's Manua l...... .438
Tr af fic Sign AssistCur rently Unavail‐
able SeeOperat or'sMan ual................ 438 Tr
af fic Sign AssistInoper ative..... ........ 438
Tr ans miss ionMalfun ction Stop ........... 425
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) ................ .......6 5
Loc king (from inside )..... .................... .... 63
Opening (from theinside) ............... .......6 2
Po we rclosi ngfunction ..........................6 5
Un loc kin g(emer gency key) ............ .......6 5
Un loc kin g(fr om theinside) ...................6 2
Door controlpan el.....................................1 4
Door controlpan el(rear passeng er
com partment) ............................................ 16
DO T,Tire Iden tificat ionNumbe r(TI N) ... 377 Dr
aw bar
see Tow- bar system
Dr inking anddriving ................................ 130
Dr ive Awa yAssis t.... ................................ 188
Dr ive Awa yAssis t
see Protect ion agains tcollision
Dr ive position
Inser ting..............................................1 38
Dr ive pr og ram dis pla y........... ..................135
Dr ive pr og rams
se eDY NA MIC SELE CT
Dr iver's seat
see Seat
Dr iving safetysy stem .............................1 50
ABS (Anti-loc kBr aking System) ........... 151
Ac tiveBr ak eAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 154
BA S(Br akeAssi stSystem) .................. 152
Cameras .............................................. 150
EBD (electr oni cbr ak efo rc edis tribu‐
tion )..................................................... 154
ESP ®
Cr oss wind Assi st<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 153
Ov ervie w ..............................................1 51
Ra dar and ultrasonic sensors.............. 150 480
Index

Del
eting ...............................................2 34
Mo ving .............. .................................. 234
Ov ervie w ....... ................................... ...233
Re nam ing<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011>234
Fi llleve l
DEF ............ .................................... ......207
Fi rs t-aid kit(sof tsi ded) <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> ....345
Fl aco n
Inse rting/ remo ving ......................... ..... 121
Flat tire .....................................................3 45
Cha nging awhe el....... .........................388
MOExt ended tires ....... .........................346
No tes .................................................. 345
TIREFIT kit...........................................3 47
Flat towing
see Tow- bar system
Floor mats......... ....................................... 105
Fo ilco vering
Ra dar and ultrasonic sensors.............. 150
Fo lding draftsto p
Car e................................................ .... 340
Fo lding windscreen
Ins talling ................................................ 75 Re
mo ving ...............................................75
Fr ag rance
see Perfume atomiz er
Fr ee sof tware ............................................ 32
Fr eq uencies
Tw o-w ayradio ................................ ...... 396
Fr eq uency band
Dialin g(on -boardcom puter) ................ 210
Fr ont airbag ...............................................4 0
Fr ont passeng erseat ................................ 86
Ad jus ting from thedr iver's seat ...... ...... 86
Fr ont passeng erseat
see Seat
Fu el ...........................................................4 01
Ad ditiv es........................................ ...... 401
E1 0 ...................................................... 400
Fu elreser ve <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 401
Ga sol ine <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 400
Qua lity (gas oline )<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 400
Re fuel ing ............................................. 140
Sul fur cont ent <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 400
Ta nk cont ent <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ..............401 Fu
elconsum ption
On- boar dcom puter .............................2 08
Fu nction seat
see Door controlpanel
Fu nction seat(rear passeng ercom‐
par tment)
see Seat (rear passeng ercom partmen t)
Fu ses ........................................................ 361
Bef orere placing afuse ........................ 361
Dashboar dfuse box............................ 363
Fu se assignment diagram.................... 361
Fu se boxin theengine compartmen t.. 362
Fu se boxin thefront -passen gerfo ot ‐
we ll...................................................... 363
No tes ................................................... 361
Fu ses
see Fuses G
Gar agedoor opener
Clea ring thememor y........................... 146
Opening orclosing thedoor ................1 46
Pr ogr ammi ngbutt ons .......................... 144
Re sol ving problems ............................. 145 Inde
x483

Con
figur ing these ttings ........................ 88
Cor rect driver's seatpos ition ................ 83
Fo lding thebac kres tfo rw ards/ back.....8 9
Massag epr ogr am overview ...................8 9
Oper ating thememor yfunc tion ............ 95
Pa nel hea ting <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ................91
Re settin gth ese ttings ............................8 9
Se tting automatic lateral supp ort
adju stment ............................................ 88
Se tting options ...................................... 14
Swi tching AIRSC ARFon/of f<0011001100110011001100110011001100110011001100110011001100110011
00110011> 92
Wo rkout progr am overview .................... 89
Seat see Front passeng erseat
Seat (rear passeng ercom partment ).......1 6
Se tting options <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 16
Seat belt............ ......................................... 35
Fa stening ............................................... 38
Pr otect ion ..............................................3 5
Seat beltadjustment
Ac tivati ng/d eactiv ating ........... ..............39
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 39
Se at beltex tender .....................................3 8 Seat
beltwarning
see Seat belts
Seat belts ...................................................3 9
Ac tivati ng/d eactiv ating seat belt
ad jus tment ............................................ 39
Ca re <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 341
Re duced protect ion ...............................3 6
Re leasing ...............................................3 9
Sea tbel tad jus tment (function) ............. 39
Sea tbel tex tende r<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> .......38
Wa rning lam p.................................. ...... 39
Seat cover(C are) ............ ......................... 341
Se at hea ting
Ac tivati ng/d eactiv ating ........... ..............90
Se at ventilat ion
Ac tivati ng/d eactiv ating ........... ..............91
Second telephone ...................................2 79
Connecting .......................................... 279
Fe atur es.............................................. 279
Selec tingage ar
see Changing gears Select
ingthesound profile
Bur mes ter®
high-end Surround
soun dsy stem ...................................... 326
Select orleve r
see DIRECT SELECTleve r
Self-t est
Au tomatic front pass engerfront air‐
bag shut off..... ....................................... 44
Sensor s(car e)......................................... 340
Ser vice
Menu (on-boar dcom puter) .................. 207
Ser vice center
see Qualif iedspecialis two rkshop
Ser vice interva ldisp lay
see ASSYST PLUS
Ser vice station search
St artin gaut omat icsear ch<0011001100110011001100110011001100110011001100110011001100110011
001100110011> 261
Se tting aspe ed
see Cruise contr ol
Se tting summe rtime <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 239
Se tting thedatefo rm at ....... ................... 239
Se tting thedis tance unit........................ 244 Inde
x495