2021 MERCEDES-BENZ S-CLASS CABRIOLET fuel

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Ad dengin eoil (/ page33 1).
No teson engine oil(/ page40 1).
00B3 Check Engine OilLevel
(Add 1quart) *D
ispla ymess ageonl yfo rcer tain engin es:
The engin eoil leve lhas dropped totheminimum leve l.
* NO
TEEngi nedama gecau sed bydriving withinsuf ficie ntengi neoil #
Avoid long journeys wit hins ufficie ntengi neoil. #
Whe nne xt refuel ing, add 1.1 US qt(1l)of engine oil(/ page33 1).
No teson engine oil(/ page40 1).
00B3 Engine OilRedu ceOil Level *D
ispla ymess ageonl yfo rcer tainengi nes:
The engineoille ve lis toohigh.
* NO
TEEngi nedama gecau sed bydriving withexc ess engine oil #
Avoid long journeys wit hex cess engineoil. #
Consul ta qu alif ied spec ialistwo rkshop immediat elyand have theengine oilleve lre duced. 452
Displa ymessag esand warning/ indic ator lam ps

Indi
catorand warning lam ps:
0075 Re
stra int system (/ page456)
00E9 Seat
belt(/page456)
Ù Electric po we rst eer ing
(/ page45 7)
ÿ Coolanttemp eratur e(/ page458)
00B9 Chec
kEn gine (/page458)
003D Elect
rical mal functi on(/ page 458)
00B6 Re
ser vefuel withfuel filler flap loca‐
tio nind icat or(/ page45 8)
0049 US
A:elec tric par kingbr ak e(red)
(/ page46 1)
0024 Canada:
electric par kingbr ak e(red)
(/ page46 1)
0024 Ele
ctric pa rking brak e(yello w)
(/ page46 1)
0027 US
A:brak es (red) (/ page46 1)
004D Canada:
brak es (red) (/ page46 1)
L Distance warning (/ page463)
ä AIRMA TIC/A ctive Body Control
( / pag e463) 0025
AB
S(/ page46 4)
00E5 ESP®
(/ page46 4)
00BB ESP®
OFF (/page46 4)
0077 Ti
re pressur emonit oring system
(/ page466)
0060 Pa
rking lam ps(/ page10 7)
0058 Lo
wbea m(/ page10 7)
0057 High
beam(/ page10 8)
003E003D Tu
rn signal light(/page10 8)
005E Re
ar foglam p(/ page107 ) Dis
play messa gesand warning/ indic ator lam ps 455

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions #
Consult aqu alif ied spec ialistwo rkshop.
or #
Exit theve hicle andkeep asaf edis tance from itunti lth eengine hascooled down. #
Chec kth ecoolant leve l(/ page332) . #
Mak esur eth at theair supply tothera diat orisno tobs truct ed. #
Avoiding highloads ontheengine, drive to thenear estqu alif ied spec ialistwo rkshop. Indoing so,ensur eth at the
cool anttemp eratur edispla yre mains belowthere dar ea.
00B9 En gine diagnosis warning
lam p The
yello wChec kEn gine warning lam pis lit while theengine isrunning .
*A malfunctio nha soccu rred intheengine, theex haus tsy stem orthefuel system.
The emission limitvalues maybe exceed edand theengine maybe inemer gency mod e.
In som est at es, legalrequ iremen tsstipulat eth at youmus timm ediat elyco nsult aqu alif ied spec ialistwo rkshop as
soon astheye llo wChec kEn gine warning lam plight sup. #
Have theve hicle checkedas soon aspossible ataqu alif ied spec ialistwo rkshop.
003D Electr icalmalfunction warn‐
ing lam p The
redelect rical fault warning lam pis lit.
*T her eis afa ult intheelectr ics. #
Notethemessag eson themultifunc tiondispla y. Dis
play messa gesand warning/ indic ator lam ps 459

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
00B6 Fu elreser vewarning lam p
fl ashes The
yello wfuel reser vewarning lam plight sup while youar edr ivin g.
*Th erehas been press ureloss inthefuel system. Thefuel filler cap isno tclos edcor rectly orthefuel system isleak‐
ing. #
Close thefuel filler cap.
If th efuel filler cap hasalready been closedcor rectl y: #
Consul ta qu alif ied spec ialistwo rkshop.
00B6 Fu elreser vewarning lam p
light sup The
yello wfuel reser vewarning lam plight sup while theengine isrunning .
*T he fuel supply hasdropped intoth ere ser verang e. #
Refuel . 460
Displaymessa gesand warning/ indic ator lam ps

Ac
tiv eSpe edLimit Assist <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 165
Dis play <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 165
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>165
Ac tiv eSte ering Assis t.............................1 67
Ac tivati ng/d eactiv ating ........... ............168
Ac tiveEmerg encyStop Assis t.............1 70
Ac tiveLa ne Chang eAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011> 169
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>167
Sy stem limits ....................................... 167
Ad aptiv ecr uise contr ol
see ActiveDis tance AssistDIS TRONI C
Ad aptiv eHighb eamAssist
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>110
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 111
Ad diti onalvalue rang e
Se tting displa ycont ent ........................ 205
Ad diti ves.................................................. 401
En gine oil............................................. 401
Fu el ..................................................... 401
Ad diti ves(engine oil)
see Additiv es
Ad diti ves(fuel)
see Fuel Ad
dres sbo ok
see Contacts
Ad jus tingthe balanc e/fader
Bur mes ter®
high-end Surround
soun dsy stem ................................. ..... 326
Bur mes ter®
sur round soun dsy stem ...325
Ad jus tingthe bass,mid- rang eand
tr eble
Bur mes ter®
high-end Surround
soun dsy stem ................................. ..... 325
Bur mes ter®
sur round soun dsy stem ...325
Ad jus tingthe mid- rang e,treble and
bass
Burmes ter®
high-end Surround
soun dsy stem ................................. ..... 325
Bur mes ter®
sur round soun dsy stem ...325
Ad jus tingthe sound focus
Bur mes ter®
sur round soun dsy stem ...325
Ad jus tingthe sound optimi zation
Bur mes ter®
high-end Surround
soun dsy stem ................................. ..... 326 Ad
jus tingtreb le,mid- rang eand bass
se ttings
Bur mes ter®
high-end Surround
soun dsy stem ...................................... 325
Bur mes ter®
sur round soun dsy stem ...325
ADS PLUS dam ping system
see AIRMA TIC
Af ter-sales service center
see ASSYSTPL US
Air bag
Re duced protect ion ...............................4 2
Air distribut ion
Se tting (mult imediasystem) ................1 19
Air freshen ersystem
see Perfume atomiz er
Air inle t
see Air-water duct
Air pressu re
see Tire pressur e
Air suspension
see AIRMA TIC
Air vents ................................................... 122
Ad jus ting (front) ............ ...................... 122 Inde
x469

Disp
laymes sages
00B2 ---mp h.....................................4 40
ç ---mp h.....................................4 39
003D 12VBatt erySee Oper ator's
Manual ................................................ 446
0059 12VBatt erySee Oper ator's
Manual .................................................4 14
: ActiveHea dlamps Inoperati ve .... 416
é ATTENTION ASSISTInoper ative.. 431
é ATTENTION ASSIST: Take a
Br ea k! <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>........431
: Automatic HeadlampMode
Inoper ative..... ...................................... 415
0027 CheckBr ak eFluid Level.............4 30
0026 CheckBrak ePa ds See Oper a‐
to r's Manua l...... .................................. 431
00BD CheckCool antLevelSee Oper‐
at or's Manual .......................................4 21
00B3 CheckEn gin eOil AtNe xtRe fu‐
eli ng ...... ............................................... 451 00B3
CheckEngi neOilLe vel(A dd 1
qu art) .................................................. 452
: CheckLef tLo wBeam (exa m‐
ple) ...................................................... 415
0077 CheckTire s ................................ 449
00B2 CheckWa sher Fluid ...................4 20
0059 Convertible TopLo we ring ........... 413
0059 Convertible TopOper ation Pos‐
sible to37 mph.................................... 413
ÿ Coolan tTo oHo tSt op Vehicle
Tu rn Engi neOff............ ........................ 421
0025 Current lyUn available See
Operat or'sMan ual...............................4 41
00E5 Currentl yUna vailable See
Opera tor's Manua l...... ........................ 442
Á Don't Forget Your Key.................4 12
00CC Drive More Slowly ............ .......... 433
00B3 EngineOilLe velCann otBe
Mea sured <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>...454 00B3
Engine OilLevelLo wStop Vehi‐
cle Turn Engi neOff............ ..................453
00B3 EngineOilPr es su re Stop
Switc hOf fEngin e................................ 453
00B3 EngineOil Reduce OilLevel........ 452
0075 Front LeftMalfunction Service
Re quired (exa mp le) .............................4 08
006F Front LeftSeat Backres tNo t
Lo cked (exa mp le) ................................ 420
00B6 FuelLevelLo w ............................ 422
00B6 GasCap Loose ...........................4 22
0025 Inoper ativeSee Oper ator's
Manu al....... ......................................... 442
00E5 Inoper ativeSee Oper ator's
Manua l..... ........................................... 443
007A Inoper ativeSee Oper ator's
Manua l..... ........................................... 444
0053 Inoper ative.... .............................4 46
: Intell.Ligh tSy stem Inoperativ e... 416 Inde
x47
7

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

Opening
thetrunk lidusing your foot
HANDS-FREE ACCES S.................... .......6 9
Oper ating fluids
Ad ditiv es(fuel) ................................ .....4 01
Br ak efluid ...................................... .....4 02
Coo lant (engi ne)....... ........................... 403
Engine oil....... ......................................401
Fu el(gasoline) .....................................4 00
No tes ............ ...................................... 399
Re frig er ant (airconditio ningsystem) ...404
Wi ndsh ield wa sher fluid ...................... 403
Ope ratin gsaf ety
Decl arati on ofconf ormity (wirel ess
ve hicle component s)............................. 25
Inf ormation .................................... ........ 24
Oper ating system
see On-bo ardcom puter
Oper ator' sMan ual
Ve hicle equipment ........................... ...... 22
Oper ator's Manual (digital) ......................2 0
Op timiz edacceler ation........................... 129
Ac tivati ng ........... ................................. 129 Ov
erhead controlpanel
Ov ervie w .......................................... ...... 12 P
Pa int code ................................................ 397
Pa intw ork(cleaning instructions) .........3 36
Pa nel heating
Se tting ............................................. ...... 91
Pa nic alar m................................................ 60
Ac tivati ng/d eactiv ating ........... ..............60
Pa rcel ne thook s...................................... 100
Pa rk pos ition
Inser ting<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> .............138
Sel ecting automatical ly<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 138
Pa rked Vehicl eLoc ator
Switc hingtransmis sionon/of f...... ...... 240
Pa rking
see Elec tric par kingbr ak e
Pa rking aid
see Parking AssistPA RK TRONI C
Pa rking Assis tPA RK TRONI C<0011001100110011001100110011001100110011001100110011001100110011
001100110011> 174
Ac tivati ng ........... ................................. 177 Ad
jus ting warning tones <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 178
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 174
Sid eim pa ct protect ion .........................1 76
Swi tching off<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 177
Sy stem limit ations ...............................1 74
Pa rking assis tance systems
see ActivePa rking Assist
Pa rking brak e
see Elec tric par kingbr ak e
Pa rking foran extended period .............. 148
Pa rking light s...........................................1 07
Pa rking posit ion
Ex terior mir rors <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 117
St or ing theposition ofthefront -
passeng eroutside mirrorusi ng
re ve rsege ar .........................................1 17
PA SSEN GERAIRBAGstatus displa y
see Automatic front pass engerfront
airb agshut off
Pa yload
Calculat ionexam ple ............................ 374
De term inin gth emaximum .................. 373 Inde
x49
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