2020 MERCEDES-BENZ A-CLASS SEDAN spare wheel

#
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
at thenear estqu alif ied spec ialistwo rk‐
shop. Thenewwheel mustha ve the
cor rect dimensi ons. Obs
erve thefo llo wing noteson remo ving an
emerg encysparewhee l:
R Beforestow ing theemer gency sparewheel,
mak esur eth er eis no air leftin thetir e.
If neces sary,allo wtheair toescape.
R Torelease airfrom thetir e: remo vethe
va lve cap ofthetir e.
R Press down theme talinse rtin theva lve
using apoint edobje ct,e.g. apen. R
Screw theva lve cap ontoth eva lve.
R Stow thedef lated emer gency sparewheel in
th eemer gency sparewheel baginthetrunk
(/ page453).
Obser vethefo llo wing noteson installing an
emer gency sparewheel:
R Install theemer gency sparewheel whenitis
def lated (/ page45 0).
R Inflat eth eemer gency sparewheel afte r
ins talling it(/ page45 4).
The maxim umpermissib lespeed withan emer ‐
ge ncy sparewheel installed is50 mph
(80 km/ h).
Do noteq uip theemer gency sparewheel with
sn ow chains .
Re place theemer gency sparewheel afte rsix
ye arsat thelat est,re ga rdless ofwe ar.
% Ve
hicl eswith atir epr ess urelos swa rn‐
ing system: Ifan emer gency sparewheel is
ins talled thetir epr essur eloss warning sys‐
te m canno tfunction reliabl y.Onl yre star tth e
sy stem again when theemer gency spare
wheel hasbeen replaced withane wwheel. Ve
hicl eswith atir epr ess uremonit oring
sy stem: Ifan emer gency sparewheel is
ins talled thetir epr essur emonit oring system
cann otfunction reliabl y.Fo ra fe w min utes
af te ran emer gency sparewheel isins talled,
th esy stem mayst ill displa yth etir epr essur e
of there mo vedwheel. Onlyre star tth esy s‐
te m again when theemer gency sparewheel
has been replaced withane wwheel.
Be sureto also obse rveth efo llo wing further
re lat ed subje cts:
R Noteson tirepr essur e(/ page42 4)
R Tire and Loadi ngInfo rm atio nplacar d
(/ page43 1)
R Tire pressur eta ble (/ page425) Re
mo ving the eme rgency sparewheel The
deflated eme rgency sparewheel issecur ed
in theemer gency sparewheel baginthetrunk . #
Obser vetheinf ormation onmount ingtires
(/ page44 3). #
Open thetrunk . Wheels
andtires 453

#
Detach thesecur ingstra ps. #
Unhook there tainin gspr ing hook sof the
secur ingstra ps from thebr ac kets. #
Remo vetheemer gency sparewheel bagwith
th eemer gency sparewheel. #
Open theemer gency sparewheel bagand
re mo vetheemer gency sparewheel. Inflati
ngtheemer gency spar ewheel *
NO
TEOverhea ting dueto thetir einf la‐
tion compressor running toolong #
Donotru nth etir einf lation compressor
fo rlong erthan tenminu teswit hout
int erru ption. Re
quirement s:
R Com plywithth emanuf acturer'ssafetyno tes
on thest icke rof theemer gency sparewheel
and onthetir einf lation compressor .
R Remo vethetir einf lation compressor from
th estow agewe llunder thetrunk floor
(/ page403). #
Remo vesticke r1 from thetir einf lation
com pressor housing andaffix it to theins tru‐
ment clusterwit hin thedr iver's field of
vision. #
Pull filler hose 2and plug 4out ofthetir e
inf lation compressor housing. #
Inser tplug 8offiller hose 2inthesoc ket
on thetir einf lation compressor andthen
tur nit until plug8eng ages. #
Unscr ew thecap from theva lve on theemer‐
ge ncy sparewheel. #
Screw union nut3offiller hose 2ontoth e
va lve. #
Mak esur eon and offswitc h5 ofthetir e
inf lation compressor issetto 0. #
Inser tplu g4 inasoc ketin your vehicle.
R 12Vsoc ket(/ page 108).
R Observeth eno teson soc kets (/ page 108). #
Turn theSmar tKey toposition 0047intheigni‐
tion lock. #
Press onand offswitc h5 onthetir einf la‐
tion compressor toI.
The tireinf lation compressor isswitc hedon.
The tireis inf lated. The tirepr essur eis
sho wnonpressur ega ug e6. 45
4
Whee lsand tires

#
Pum pth etir eto thespecif iedtirepr essur e.
The specif iedtirepr essur eis stat ed on the
label oftheemer gency sparewheel. #
When thespecif iedtirepr essur ehas been
re ac hed, press onand offswit ch5 onthe
tir einf latio ncom pres sor to0.
The tireinf lation compressor isswitc hedoff. #
Turn theSmar tKey toposition 005Aintheigni‐
tion lock. #
Ifth etir epr essur eis higher than thespeci‐
fi ed pressur e,press pressur ere lease valve
bu tton 7 unti lth ecor rect tirepr ess ureha s
bee nre ac hed. #
Unscr ew unio nnut 3offiller hose 2from
th eva lve. #
Screw theva lve cap oftheemer gency spare
wheel ontoth eva lve ag ain. #
Stow filler hose 2and plug 4inthelowe r
section ofthecom pressor housing. #
Stow thetir einf lation compressor inthe
ve hicle. Wheels
andtires 455

Car
key
see Smar tKey
Car wash
see Care
Car wash (car e)........................................3 91
Car -to-X -Com municat ion
Dis playing hazardwa rnings .................. 319
Ov ervie w ...... .................................... ....3 18
Sendi nghazard warnings .....................3 19
Car e.......................................................... 398
Air -water duct ...................................... 391
Au tomatic carwash ........................ ..... 391
Car pet............ ................................. ....3 98
Decor ativefo il ................................ .....3 95
Displ ay<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 398
Ext eriorlighti ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 397
Hea dline r<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 398
Ma tte finis h<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ................394
Pa int wo rk <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 394
Pl as tic trim <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 398
Po we rwa sher ...................................... 392
Re alwo od/tr imelements ............... ....3 98
Re ar vie wcam era ................................ 397
Re ar vie wcam era/3 60°Camer a........ 397 Seat
belts...................................... ...... 398
Seat cover..... ................................... ... 398
Sensor s..... ........................................ .. 397
Ta ilpipes .............................................. 397
Wa shing byhand .............................. ... 393
Wheels/r ims....................................... 397
Wi ndo ws <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 397
Wi per blades .......................................3 97
Car gotie- down rings ...............................1 04
Car pet(C are) ....... ....................................398
Chang eof addr ess .....................................24
Cha ngeof ow ner ship ................................ 24
Cha nging awheel
Pr eparation .......................................... 447
Ra ising theve hicle ........................... ... 448
Cha nging awheel
see Emerge ncy sparewheel
Chan ginggears ....... ................................. 144
Manually ..............................................1 44
Cha nging hubcap s.................................. 447
Cha racter ent ry
On theto uc hpad .................................. 275 Cha
rging
Bat tery (vehicle) ...................................4 11
USB port..............................................1 09
Chil dsaf etyloc k
Re ar door .............................................. 62
Re ar side windows <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 63
Chi ldseat
At tach ing (notes) ................................... 54
Basi cins tructi ons <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> .............49
Fr ont- passeng erseat (notes) ................. 60
LA TC H-type (ISOFIX )(ins talling) ............ 55
No teson risk sand dang ers ...................5 0
Secu ring on thefront passeng erseat ....6 1
Secu ring on there ar seat ...................... 59
To pTe ther ..............................................5 7
Child ren
Av oiding dangersin theve hicle .............5 0
Basi cins tructi ons <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> .............49
Speci alsea tbel tre tract or ........... .......... 55
Ch ock ........... ............................................ 446
St or ag elocation ..................................4 46
Cho ck
see Choc k Inde
x535

Soc
ket(1 2 V) <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 108
Fr ont cent erconsole ........................ ... 108
Tr unk .................. .................................1 09
Sof twareupdat e....... ...............................288
Inf ormatio n....... ....... ............................ 288
Pe rfor ming .......................................... 289
Sy stem updat es................................... 289
Sound PRE-S AFE®
Sound ................................. 48
Wheels andtires .............................. ....4 22
Soun d
see Burmes ter®
sur round soun dsy stem
see Sound settings
Sound settings ......................................... 381
Ad jus ting thebalance/f ader............... 382
Ad jus ting treb le,mid -rang eand bass
se tting s............ .................................... 381
Au tomatic volume adjustment ........ .....3 81
Calls upthesound menu ............... ...... 381
Inf ormation .................................... ...... 381
Spar ewheel
see Emer gency sparewheel
Specia lseat beltretract or <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> ..55 Spe
ciali st wo rkshop ..................................2 7
Speec hdialog system
see Voice Cont rolSy stem
Speed index(tir es) ..................................4 38
Spee dome ter
Dig ital ............. ..................................... 221
St andb ymode
Ac tivati ng/d eactiv ating ........... ............159
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>159
St anding lights ......................................... 113
St art-of fassi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 187
Ac tivati ng ........... ................................. 187
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>186
St art/S topbutt on
Pa rking theve hicle .............................. 150
St artin gth eve hicle ........................ ...... 131
Swi tching onthepo we rsupp lyor
ignitio n..... ........................................ ... 130
St art/s topfunc tion
see ECOstar t/ stop funct ion
St arting assistance
see Jump -sta rt connecti on St
arting theengine
see Vehicle
St arting-o ffaid
see Hillstar tassis t
St ation
Dele ting ............................................... 376
Dir ect freq uency entr y............ .............375
Mo ving .................................................3 76
Sea rching ............................................ 375
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 375
St or ing .................................................3 75
St ation list
Ca lling up ....... .....................................375
St ation prese ts
Modi fying ....... ......................................376
ST EER CONT ROL
Fu nctio n/no tes ................................... 164
Ste ering wheel .........................................2 15
Ad jus ting (manually)............ ..................96
Butt ons ............. ................................... 215
St eer ing wheel heater............................9 7
Ste ering wheel heater
Swit ching on/ off...................................9 7 558
Index