2020 MERCEDES-BENZ S-CLASS CABRIOLET wheel size

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 emar kedM+S forall
whee ls.
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(/ page39 1) R
Tire and Loadi ngInfo rm atio nplacar d
(/ page39 7)
R Tire size designation, load-bearing cap acity,
spe edrating andload index(/ pag e405 )
R Tire pressur eta ble (/ page392)
R Noteson theemer gency sparewheel
(/ page41 9) No
teson rotat ing whee ls &
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 im pair thedr iving charact eris‐
tic s.
The wheel brak es orwheel suspension com ‐
pon entsma yalso bedamag ed. #
Rotate front and rear wheels onlyifth e
wheels andtires areof thesame dimen‐
sions. 41
2
Wheels andtires

The
wearpat tern son thefront and rear wheels
dif fer:
R Front wheels wearmor eon theshoulder of
th etir e
R Rear wheels wearmor eat thecent erofthe
tir e
Do notdr ive wi th tires that have toolittle tread
dep th.Thi ssig nifica ntlyre duces traction onwet
ro ads (hydr oplan ing).
On vehicles that have thesame sizefront and
re ar wheels ,ro tat eth ewheels accordingtothe
int erva ls in thetir emanuf acturer'swarrant y
book inyour vehicle documents. Ifth is isno t
av ailable, rotate thetir es every
3,000 to6,000 miles(5 ,000 to10,000 km),
dependin gon thewe ar.En sur eth at thedir ect ion
of rotatio nis ma intained .
Ob serveth eins truction sand safetyno teson
"Cha nging awheel" whendoing so
(/ page41 4). No
teson sto ring wheels When
stor ing wheels, observethefo llo wing
no tes:
R Afterre mo ving whee ls,stor eth em inacool,
dr yand prefer ably darkplace.
R Protect thetir es from contact with oil, grease
or fuel. Ov
ervie wof thetir e-c han getool kit Apar
tfr om some country- specif icvariant s,vehi‐
cles areno teq uipped withatir e-c hang eto ol kit.
Fo rmor einf ormation onwhi chtire-c hangi ng
to ols arere qu ired and appr ovedfo rper form ing a
wheel chang eon your vehicle, consult aqu alif ied
spec ialistwo rkshop.
Re quired tire-c hang eto ols mayinclude, for
ex am ple:
R Jack
R Choc k
R Lugwr enc h
The tire-c hang eto ol kit islocat edunder the
tr unk floor . 1
Ratche t
2 Alignme ntbolt
3 Jack ing suppor t
4 Jack
5 Lugwr enc h
6 Folding choc k Wheels
andtires 41
3

#
Place thera tche tont oth ehe xagon nutofthe
jac kso that theletter s"AB" arevisible. #
Tolowe rthe vehicl e:tur nth era tche tof the
jac kcou nter-clo ckwise. #
Tight enthewheel boltsevenlyin adi ag ona l
pa tter nin theor der indicat ed1 to5 with
a max imum of59 lb-ft(80 Nm). #
Tight enthewheel boltsevenlyin adi ag ona l
pa tter nin theor der indicat ed1 to5 to
th especif iedtight ening torq ue of111 lb-ft
(1 50 Nm). &
WARNIN GRisk ofinju rythro ugh incor‐
re ct tigh tening torq ue
Th ewh eelscou ldcome looseifth ewheel
bolts orwheel nutsareno ttight ened tothe
pr escr ibed tighteningto rq ue. #
Makesur eth ewheel boltsorwheel
nuts aretight ened tothepr escr ibed
tight ening torq ue. #
Ifyo uar eno tsur e,do notmo vethe
ve hicle. Consult aqu alif ied spec ialist
wo rkshop andhave thetight ening tor‐
qu ech eckedimmediat ely. #
Chec kth etir epr essur eof thene wlymoun‐
te dwheel andadjus taccor dingly. #
Vehicl eswith atir epr ess uremonit oring
sy stem: Restar tth etir epr essur emonit oring
sy stem (/ page396).
Ex cep tion: thene wwheel isan emer gency
spa rewheel.
Mak esur eto obser vethefo llo wing further rela‐
te dsubjec t:
R Noteson tirepr essur e(/ page39 1) Emer
gency spar ewheel No
teson theemer gency spar ewheel &
WARNIN GRisk ofacci dent caused by
inc orrect whe eland tiredimensi ons
The wheelor tiresize andthetir etype ofthe
emer gency sparewheel orspar ewheel and
th ewheel tobe replaced maydif fer. Mount‐
ing anemer gency sparewheel/ sparewheel
ma yse verely im pa irth edr iving charact eris‐
tic s.
To preve nthazardous situa tions: #
Adaptyo ur drivin gst yle accor dinglyand
dr ive car efull y. #
Nevermount moreth an oneemer gency
spa rewheel orspar ewheel that dif fers
in size . #
Onlyuse anemer gency sparewheel or
spar ewheel ofadif fere nt size briefly. #
Donotsw itchof fESP ®
. #
>Ha vetheemer gency sparewheel or
spar ewheel ofadif fere nt size replaced Wheels
andtires 41
9

Shif
ting gears
Gea rshif tre comme ndation <0011001100110011001100110011001100110011001100110011001100110011
00110011> 149
Shor tmessag es
see Text mes sage s
Side airbag .................................................4 1
Side impact protection ...........................1 94
Side windo ws<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 84
Closin g.................................................. 84
Closin g(all) .......... .......................... .......8 4
Closin gusin gth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 86
Co nvenienc eclosing featur e.................8 6
Con venie nce openi ng <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ...86
Ope ning <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 84
Opening (all).......................................... 84
Opening withth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 86
Pr obl em <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 87
Size designation (tires) ........................... 405
Smar tKey <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 62
Ac ous ticlocking verificati onsignal ....... 63
Batt ery <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>64
Energy consumption............ ..................63
Fe atur es................................................ 62
Ke yring attachme nt<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> .....64
Mec hanical key ...................................... 64 Ov
ervie w .......................................... ..... 62
Pa nic alar m <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011>63
Pr ob lem <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011>66
Un loc kin gse tting ............................ ...... 63
Sma rtKe yfunctions
Deactiv ating.......................................... 63
Smar tphone
see Andr oidAuto
see Apple CarPla y®
see Mercedes-Benz Link
see Telephon e
Sno wch ains ............................................390
Soc ket(1 2 V)
Re ar passe nger com partment .............. 112
Tr unk .............................................. ...... 112
Sof tto p
Car e................................................ .... 363
Closin g(sof t-to pswitc h)................ ........ 77
Closin gusin gth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 86
Ope ning (soft-top switch) <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 77
Opening withth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 86
Pr obl em <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 83
Re loc kin g...............................................7 9
Sof t-top switc h.......................................... 77 Sof
twareupda te<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 267
Inf ormati on<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 267
Pe rfor ming ...........................................2 67
Sy stem updat es................................... 268
Sound PRE-S AFE®
Sound ................................. 49
Wheels andtires ..................................3 89
Soun d
see Burmes ter®
sur round soun dsy stem
see Sound settings
Sound settings ........................................3 46
Ad jus ting thebalance/f ader............... 346
Ad jus ting treb le,mid -rang eand bass
se tting s............. .................................. 346
Au tomatic volume adjustment .............3 46
Ca lls up thesound menu ..................... 346
Inf ormation .......................................... 346
Spar ewheel
see Emer gency sparewheel
Specia lseat beltretract or <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 56
Spe ciali st wo rkshop ..................................2 6
Speec hdialog system
see Voice Cont rolSy stem 526
Index

Wheel
s
Ca re <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 365
Ch ang inghubcap s<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 414
Chec king...... .......................................3 89
Che cking thetir epr essur e(man‐
uall y)............... ................................. ... 393
Chec kingthetir epr essur e(tir epr es‐
sur emonit oring system) ......................3 95
Def initio ns....... ................................... .407
DO T,Tire Identif ication Number (TIN)
..... .................................................. ......4 03
Flat tire ....... ......................................... 369
Ins talling .............................................. 417
Load index..... ...................................... 405
Load-be aring capaci ty..... .................... 405
Maximu mtireload ......................... ..... 404
Maximu mtirepr essur e..... .................. 404
MOExt ended tires ................................370
No ise .... .......................................... .....3 89
No teson installing ...............................4 10
Ov ervie wof tirelabel ing......................4 02
Re mo ving ............................................. 417
Re placing .....................................4 10,41 4
Re star tin gth etir epr essur emonit or‐
ing system ...........................................3 96
Ro tating ........... ........... ...................... ...412 Sel
ectio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 410
Sno wch ains ........................................ 390
Spe edrating ........... .............................405
St or ing ............................................. ....4 13
Te mp eratur egr ade .............................. 402
Ti re and Loadi ngInfo rm atio nplacar d.. 397
Ti re charact eristic s........................ ...... 405
Ti re pressur e(no tes) ........................ ....3 91
Ti re pressur emonit oring system
(funct ion)............................................. 394
Ti re pressur eta ble .......................... .... 392
Ti re Qua lityGradi ng .......... ................... 402
Ti re size designation ........................ ....4 05
TIREFIT kit....... .....................................371
Tr act ion grade ................................ .....4 02
Tr ead weargrade ............................ .....4 02
Un usual handlingch aract eristic s........ 389
Wi -Fi........ .................................................260
Ov ervie w ....... ................................... ...260
Se tting ................................................. 261
Se tting upaho tspo t....... ..................... 262
Wi nd deflect or
Car e................................................ ....3 63
Wi nd scr een
Car e................................................ ....3 64 Wi
ndo ws
Closin g(all) ...........................................8 4
Opening (all).......................................... 84
Wi ndo ws
see Side windo ws
Wi ndo ws(Car e).......................................3 65
Wi ndshield ............................................... 122
Re placing wiperblades (MAGIC
VISI ONCONTR OL) ............................... 122
Wi ndshield
see Windsh ield
Wi ndshield washer fluid .........................4 30
No tes .................................................. 430
Wi ndshield washer system
To pping up...........................................3 55
Wi ndshield wipers
Ac tivati ng/d eactiv ating ........... ............122
Re placing wiperblades (MAGIC
VISI ONCONTR OL) ............................... 122
Wi nter oper ation
Sno wch ains ........................................ 390
Wi per blades
Ca re <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 365 Inde
x535