spare wheel MERCEDES-BENZ SLC ROADSTER 2019 Owner's Manual

Child
ren
Spe cial seat beltretrac tor...............5 4
Child reninthevehi cle
Imp ortant safe tyno tes.................... 53
Cigar ettelight er................................ 229
Cleani ng
Mirr ortur nsign al...........................2 50
Cl imate control
Air-conditi oningsystem .................106
Automa ticclima tecontrol (dual-
zone) .............. ................................108
Control lingautomatica lly....... ........111
Coo ling with airdehu midificati on.. 110
Defrosting thewindows .................113
Defrosting thewindshi eld....... ....... 112
Gene ralnotes ................................ 106
Indica torlamp ....... .........................111
Informati onabo utusi ng auto-
matic climatecontrol ..................... 109
Maxi mum cooling....... ................... 113
Notes onusing the air-conditio n-
ing system .....................................107
Overvi ewofsys tems ......................106
Prob lemwith the rear window
defro ster.............. .......................... 114
Prob lems with cooli ngwith air
dehu midificati on....... ..................... 111
Ref rige rant .....................................303
Ref rige rant filling capa city....... ...... 303
Setting theairdis tribu tion............. 112
Setting theairvents ......................115
Setting theairflow ......................... 112
Setting thetempera ture................111
Switchi ngair-recircu lation mode
on/off ............................................114
Switchi ngon/off ........................... 110
Switchi ngresi dua lhea ton/off ......114
Switchi ngthe rear window
defro steron/off ............................ 113
Switchi ngthe ZONE function
on/off ............................................112
Co ckpit
Overvi ew....... ................................... 31
see Instrument cluster
Co llaps iblespare wheel
Inflati ng....... .................................. 295
see Emergency sparewhe el
Co mbinati onswi tch ....... ..................... 99Co
mpass
Ca librating .....................................238
Ca lling up ....... ................................237
Setting ...........................................238
Co nne ctin gaUSB device
see also Digita lOpera tor'sMan-
ua l....... ...........................................217
Co nsumptio nstatistic s(o n-bo ard
co mputer) .......................................... 170
Co ntroll er....... ....................................218
Co nve nience closi ng feature .............. 77
Co olan t(e ngi ne)
Che cking theleve l....... .................. 242
Displ aymessa ge....... ..................... 194
Fill ing capa city....... ........................302
Importa ntsafe tynotes .................. 301
Temp erature(on-boa rdcom-
pute r,Merced es-AMG SLC43)...... 179
Temp eraturegau ge....... .................168
Warni nglamp ....... .......................... 213
Co oling
see Clima tecontrol
Co pyright .............................................30
Co rnerin glig ht func tion
Displ aymessa ge....... ..................... 193
Function/notes ................................99
Cruis eco ntrol
Cru isecontrol lever....... ................142
Deactiva ting....... ............................ 143
Displ aymessa ge....... ..................... 200
Driving system ...............................142
Function/notes .............................142
Importa ntsafe tynotes .................. 142
Setting aspee d....... .......................143
Storing andmaintaining current
spee d....... ......................................142
Cup holde r
Center console ..............................228
Importa ntsafe tynotes .................. 227
Custo merAssistanc eCe nter
(C AC )....... ..............................................28
Custo merRelati onsDepartment .......28 D
Dash board
see Instrument cluster In
dex
7

Rear
viewcam era.......................... 159
Dri ving tips
Ac tive Distanc eAs sis t
DI ST RONI C.................................... 150
Aut oma tic trans mis sion .................1 28
Brakes ...........................................139
Break-in period....... .......................117
Downhi llgrad ient....... .................... 139
Drinking anddriving....... ................137
Driving inwinter .............................141
Driving onfloo ded road s....... .........141
Driving onwet road s....... ...............141
Exhaus tcheck ...............................138
Fuel .............. .................................. 137
Gene ral....... ................................... 137
Hydr oplaning ................................. 141
Icy road surfaces....... .................... 141
Limi tedbraking effici ency onsal-
ted road s....... ................................ 140
Snow chains....... ........................... 270
Subjecti ngbra kes toaloa d....... ....139
Wet road surface....... .................... 139
DVD video
Opera ting(on-boa rdcompu ter)..... 173
see also Digita lOpera tor'sMan-
ua l....... ...........................................217
DY NAMI CSEL ECTbutton ..................124 E
EA SY-E NTRY feature
Activating/d eactivating .................178
Function/notes ................................91
EA SY-E XITfeature
Cra sh-resp onsive.............................92
Functio n/notes ................ ................ 91
Swi tching on/off ................ ...........178
EBD (electro nicbrake forcedistri -
butio n)
Disp laymess age<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 185
Functi on/note s<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011[ 63
EC Odis play
Functi on/note s<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011[ 138
On-bo ardcomp uter<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ 170
EC Ostart/ stopfunc tion
Auto maticengi nestart<0011001100110011001100110011001100110011001100110011001100110011
00110011[ 122
Auto maticengi neswitch-o ff.......... 121
Dea ctiva ting/a ctivating<0011001100110011001100110011001100110011001100110011001100110011
0011[ 122Ge
nera linfo rma tion <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011[ 121
Imp orta ntsafety notes <0011001100110011001100110011001100110011001100110011001100110011
00110011[ 121
Introd uction<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 121
El ec tron icStab ility Pro gram
see ESP®
(El ectro nicStab ility Pro gram)
Eme rgency
Auto maticmea sures afte ran
acci dent <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 53
Eme rgencyrel eas e
Drive r'sdoo r<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 73
Tru nk<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 75
Veh icle<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 73
Eme rgencyspare wheel
Ge nera lnotes <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011[ 294
Imp orta ntsafety notes <0011001100110011001100110011001100110011001100110011001100110011
00110011[ 293
Re movi ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 294
Stora gelocati on<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 294
Stow ing<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 294
Tec hnic alda ta <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011[ 294
Eme rgencyTen sion ingDe vic es
Activa tion<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 50
Emi ssionsco ntro l
Servi ceand warranty info rma tion ....24
En gine
Ch eck Engine warning lamp ........... 213
Disp laymes sage <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 194
ECO start/stop function................ 121
Engine number<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011[ 298
Irre gularrunni ng<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 123
Ju mp-s tarting<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 260
Ove rview <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 244
Starti ngpro blems <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ 123
Starti ngthe engi newith the
Smar tKey<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 120
Starti ngwith KEYL ESS-GO ............. 120
Swi tching off<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 135
Tow -star ting(vehicle )<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011[ 265
En gine elec tron ics
Note s<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 296
Pro blem (ma lfunction) <0011001100110011001100110011001100110011001100110011001100110011
001100110011[ 123
En gine oil
Add ing<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 241
Add itives <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 301
Ch ecki ngthe oille vel <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011[ 241
Ch ecki ngthe oille vel using the
di psti ck<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 241
Disp laymes sage <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 196
Fil ling cap acity<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011[ 301 In
dex
9

Weather
display(COMAND )
see alsoDigita lOpera tor'sMan-
ua l...... ...... ......................................217
Wheel andtirecombinatio ns
Tire s...... ......................................... 292
Wheel bolttighten ingtorque ........... 292
Wheel chock...... ................................289
Wheel s
Cha nging awhe el...... ....................288
Che cking ........................................ 267
Cl eani ng...... ................................... 249
Emergency sparewhe el...... ........... 293
Important safetynotes .................. 267
Informatio non drivi ng...... ..............267
<002C00510057004800550046004B00440051004A004C0051004A00120046004B
0044[ nging................ 288
Mou nting anew wheel...... .............291
Mou nting awhe el....... ................... 289
Overvi ew....... ................................. 267
Rem oving awhe el....... ................... 291
Storing ...........................................289
Tig htening torque....... .................... 292
Whee lsize/tire size.......................292
Wind screen
Inserting andremovi ng....... ............. 81
Prep aring for instal lation ..................81
see AIRG UIDE
Windo ws
see Side windows
Windsh ield
Defrosting ......................................112
Windsh ieldwashe rfluid
see Winds hieldwa sher system
Windsh ieldwashe rsyste m
Addi ngwasher fluid....... ................243
Importa ntsafe tynotes .................. 302
Windsh ieldwi pers
Displ aymessa ge....... ..................... 206
Prob lem(malfunction) ................... 105
Rep lacing thewiper blades ....... ..... 104
Switchi ngon/off ........................... 103
Winte rdrivin g
Importa ntsafe tynotes .................. 269
Slip pery road surfaces....... ............ 141
Snow chains....... ........................... 270
Winte roperatio n
Overvi ew....... ................................. 269
Winte rtires
M+S tires.......................................269 Wiper
blades
Cl eani ng....... .................................. 249
Importa ntsafe tynotes .................. 104
Rep lacing .......................................104
Worksho p
see Qualified speci alist worksh op Z
ZONE function
Switchi ngon/off ........................... 112 In
dex
21

Use
Parking Guidance forparking spaces:
R paral leltothe direction oftravel
R on straight roads,notbends
R that areonthe same levelasthe road, i.e.
not onthe pavement, forexample. Parking
Assist PARKTRONIC maynotdetect flat
curbs
Parking tips:
R on narrow roads,driveasclosely aspossible
past theparking space
R parking spacesthatarelittered orover-
grown mightbeidentified ormeasured
incorrect ly
R parking spacesthatarepartiall yoccupied
by trailer drawba rsmight notbeidentified
as such orbe measured incorrectly
R snowfall orheavy rainmay lead toaparking
space beingmeasured inaccurately
R pay attent iontothe Parking Assist
PARKTRONIC warningmessages duringthe
parking procedure (Ypage 155)
R when transporting aload which protrudes
from yourvehicle, youshould notuse Park-
ing Guidance
R never useParking Guidance withsnow
chains oran emergency sparewheel moun-
ted
R Make surethatthetire pressures arealwa ys
correct .This hasadirect effectonthe steer-
ing characteristics.
R The way your vehicle ispositioned inthe
parking spaceafterparking isdependent on
various factors. Theseinclude theposition
and shape ofthe vehicles parkedinfront
and behind itand theconditions ofthe loca-
tion. Insome cases, Parking Guidance may
guide youtoofarornot farenough intoa
parking space.Insome cases, itmay also
lead youacross oronto thecurb. Ifneces-
sary, cancel theparking procedure with
Parking Guidance. Detec
tingparking spaces 0043
Detect edparking spaceonthe left
0044 Parking symbol
0087 Detect edparking spaceonthe right
Parking Guidance isautomaticall yactivated
when youdrive forwards. Thesystem isopera-
tional atspeeds ofup toapproximately
22 mph (35km/h ).While inoperation, the
system independently locatesandmeasures
parking spacesonboth sides ofthe vehicle.
When driving atspeeds below19mph
(30 km/h), youwillsee parking symbol0044as
a status indicator inthe instrument cluster.
When aparking spacehasbeen detected, an
arrow towards theright 0087orthe left 0043also
appea rs.Parking Guidance onlydispla yspark-
ing spaces onthe front -passenger sideas
standard. Parkingspacesonthe driver's side
are displa yedassoon asthe turn signal onthe
driver's sideisactivated. Topark onthe driv-
er's side, youmust leave thedriver's sideturn
signal switched onuntil youhave engaged
reverse gear.
Parking Guidance willonly detect parking
spaces:
R that areparal leltothe direction oftravel
R that areatleast 5ft (1.5 m)wide
R that areatleast 4.3ft(1.3 m)longer than
your vehicle
A parking spaceisdispla yedwhile youare
driving pastit,and until youareapproximately
50 ft(15 m)awa yfrom it.
Parking Moving
thevehicl einto thestop position
X Stop thevehicle whentheparking space
symbol showsthedesired parking spacein
the instrument cluster.
X Vehicles withmanual transmission: shiftto
reverse gear. Driving
systems
157Drivingandparking Z

so,
cont actyour local waste disposa lcom-
pany. Vehicle
toolkit
General notes The
vehicle toolkitcan befound inthe trunk
or inthe stowage wellunder thetrunk floor.
Apart fromcertain country-specific variations,
the vehicles arenot equip pedwith atire-
change toolkit.Some toolsforchanging a
wheel arespecific tothe vehicle. Formore
information onwhich toolsarerequired toper-
form awheel change onyour vehicle, consulta
qual ified speciali stworkshop.
Necessary tire-changing toolscaninclude, for
example:
R jack
R wheel chock
R lug wrench
R ratchet wrench
R alignment bolt
Vehicle swith aTIREFIT kit 0043
Tire seala ntfiller bottle
0044 Fuse alloca tionchart
0087 Tire inflation compressor
0085 Towing eye
X Lift the trunk floorup.
X Use theTIREFIT kit(Ypage 254).
i Example:
equipment andcountry-specific
variations possible. Vehicle
swith acol lapsible spare
wheel The
collapsi blespare wheel canbefound in
the stowage wellunder thetrunk floor
(Y page 227). 0043
Folding wheelchock
0044 Fuse alloca tionchart
0087 Jack
0085 Sheet forfaulty wheel
0083 Alignment bolt
0084 Lug wrench
006B Towing eye
006C Valve extract or
006D Tire inflation compressor
X Remove thecollapsi blespare wheel
(Y page 294). Flat
tire Prepar
ingthe vehicl e
Your vehicle maybeequip pedwith:
R tires withrun-flat characteristics
(MOExt endedtires)(Ypage 253)
Vehicle preparation isnot necessary on
vehicles withMOExt ended tires.
R an emergency sparewheel (Ypage 293)
Vehicles withtheMercedes-Benz emer-
gency callsystem: inthe event ofaflat tire,
you can cont actthe Mercedes-Benz emer-
gency callsystem customer center.
Vehicles equippedwith MOExt ended tiresare
not equip pedwith aTIREFIT kitatthe factory.
It is therefore recommended thatyouaddition-
ally equip yourvehicle withaTIREFIT kitifyou
mount tiresthatdonot feature run-flat charac- 252
Flat
tireBreakdown assistance

R
Do not drive with tire swh ich have too little
trea dde pth .Thi ssigni ficantl yred uce sthe
tra ctio non wetroa ds(hyd rop laning ).
R Re place thetiresaf ter six ye arsat the lat-
est, regardless ofwe ar. MOE
xtende dtire s(ti res with run-f lat
prope rties)
Wi th MOExte ndedtire s(ti res with runfla t
cha racteri stics) ,yo ucan conti nuetodrive your
veh icleeve nif the reisatota llo ss ofpre ssu re
in one ormor etire s.
MOExte ndedtire sma yonl ybe used incon-
juncti onwith an acti vetire pressu reloss wa rn-
ing system orwith an acti vetire pressu remon-
ito rand onwheelssp eci fically teste dby
Me rced es-Benz.
Note son drivin gwi th MOExte ndedtire swi th a
fla ttire (Ypage 253 ).
Veh icles equipp ed with MOExte ndedtire sar e
not equipp ed with aTIR EFIT kitatthe factory .
It is the refore reco mme ndedtha tyo uad ditio n-
al ly eq uip yo ur veh iclewi th aTIR EFIT kitifyo u
mou nttire stha tdo not featureru n-fl atcha rac-
teri stics, e.g.wi nter tires.ATIR EFIT kitcan be
ob tained fromaqu alifi ed speci alistwo rksh op. Win
terope ratio n Ge
neral notes
Hav eyo ur veh iclewi nter-p roofed ataqu alifi ed
sp eci alistwo rksh opatthe onse tof winter.
Ob ser vethe note sin the "Cha ngi ng awh eel"
sec tion(Y page 288 ). Dri
ving with summe rtire s
At temp eratures below 45 ‡(+7 †),su mme r
tire slo se elas tici tyand therefore tractio nand
bra king powe r.Ch ang ethe tireson your veh i-
cle toM+S tires.Us ing su mmer tiresatvery
cold tempera turescould cause cracks toform,
thereby damagingthetires perma nently.
Mercede s-Benzcannot acceptresponsi bility
for this type ofdama ge. G
WARNING
Damage dtires cancause tireinflati onpres-
sure loss. Asaresul t,you could losecontrol
of you rvehicl e.There isarisk ofaccide nt.
Check thetires regularlyforsigns ofdam-
age and repla ceany dama gedtires immedi -
ately . M+S
tires G
WARNING
M+S tireswithatire tread depth ofless than
00CF in(4 mm) arenot suitable foruse inwin-
ter and donot provid esuffici enttraction.
There isarisk ofan accide nt.
M+S tireswithatread depth ofless than 00CF
in (4 mm) must berepla cedimmedi ately.
At temperatu resbelo w45 ‡(+7 †), use win-
ter tires orall-season tires.Bothtypes oftire
are identifi edbythe M+S marking.
Only winter tiresbearing the004D snowfla ke
symbo lin add ition tothe M+S marking provide
the best possi blegrip inwintry roadcondi-
tions.
Only these tireswillall ow drivi ngsafety sys-
tems suchasABS andESP®
to function opti-
mall yin winter. Thesetireshave been devel-
oped specifi callyfor drivi nginsnow.
Use M+S tiresofthe same make andtread on
all whee lsto maintai nsafe handl ingcharacter-
istics.
Alwa ysobserve themaximu mpermis sible
speed specifiedfor the M+S tiresyouhave
mounted.
When youhave mounted theM+S tires:
X Check thetire pressu res(Ypage 273).
X Vehic lesforCanada: restartthetire pres-
sure losswarni ngsystem (Ypage 274).
X Resta rtthe tire pressu remonitor
(Y page 274).
Information aboutdrivi ngwith anemergency
spare wheel(Y page 293). Winter
operation
269Wheelsand tires Z

Snow
chains G
WARNING
If snow chains areinstalled tothe front
wheels, theymaydrag against thevehicle
body orchassis componen ts.This could
cause damage tothe vehicle orthe tires.
There isarisk ofan accident.
To avoid hazardous situations:
R never install snowchains tothe front
wheels
R alwa ysinstall snowchains inpairs tothe
rear wheels.
For safety reasons, Mercedes-B enzrecom-
mends thatyouonly usesnow chains that
have been specially approved foryour vehicle
by Mercedes-B enz,orare ofacorrespondin g
standard ofquali ty.For more information ,
please contactaquali fiedspecialist workshop.
If you inten dto mount snowchains, please
bear thefollowing pointsinmind:
R Snow chains maynotbemounted onall
wheel/tire combinations .Permissible
wheel-tire combinations (Ypage 292).
R Only usesnow chains whendriving onroads
completely coveredbysnow. Remove the
snow chains assoon aspossible whenyou
come toaroad thatisnot snow-cov ered.
R Local regulations mayrestrict theuse of
snow chains. Observe theappropriate regu-
lations ifyou wish tomount snowchains.
R Do not exceed themaximum permissible
speed of30 mph (50km/h).
You may wish todeactivate ESP®
when pulling
away withsnow chains installed (Ypage 61).
You canthereby allowthewheels tospin ina
cont rolled manner, achieving anincreased
driving force(cuttin gaction).
Inform ationabout driving withanemergency
spare wheel (Ypage 293). Tire
pressur e Tire
pressur especifications
Import antsafety notes G
WARNING
Underinflated oroverinflated tirespose the
following risks:
R the tires mayburst, especially asthe load
and vehicle speedincrease.
R the tires maywear excessively and/or
unevenly, whichmaygreatly impairtire
tract ion.
R the driving characterist ics,aswell as
steering andbraking, maybegreatly
impaired.
There isarisk ofan accident.
Follow recommen dedtireinflation pressures
and check thepressure ofall the tires
including thespare wheel:
R mont hly,atleast
R ifthe load changes
R before beginning along journey
R under different operating conditions,e.g.
off-r oad driving
If necessary, correctthetire pressure.
The data onthe Tire andLoading Information
placard andtirepressure tableshown hereare
examples. Tirepressure specifications are
vehicle-specific andmay deviate fromthedata
shown here.Thetirepressure specifications
that arevalid foryour vehicle canbefound on
the Tire andLoading Informationplacard and
tire pressure tableonthe vehicle.
General notes The
recommen dedtirepressures forthe tires
mounted atthe factory canbefound onthe
labels described here.
Operat ionwith anemergency sparewheel:
information onoperation withanemergency
spare wheel canbefound inthe general notes
in the "Emergenc yspare wheel" section
(Y page 294).
Further information ontire pressures canbe
obtained ataquali fiedspecialist workshop. 270
Tire
pressureWheels andtires

is
shown inthe Serv . Serv
.men uof the multif unc-
tion display. Ex
ample: currenttirepress uredisplay
For informat iononthe mess agedisplay, refer
to the "Check ingthe tirepress ureelect roni-
cally" section(Ypage 276).
Imp ortant safet ynotes G
WARN
ING
Eac htir e, inc luding thespare (ifprov ided),
should bechec kedatleast onceamon th
when coldandinflated tothe press urerec-
omme ndedbythe vehic lemanuf acturer on
the Tire andLoadin gInf ormat ionplacard on
the drive r'sdoor B-pillar orthe tirepress ure
label onthe inside ofthe fuel filler flap.If
your vehic lehas tires ofadiffe rentsize than
the size indic ated onthe Tire andLoadin g
Inf ormat ionplacard orthe tirepress ure
label, youshould determin ethe proper tire
press ureforthosetires.
As anadded safetyfeat ure, your vehic lehas
been equipped withatir epress uremon itor-
ing syst em(TPMS )that illuminat esalow tire
press uretelltalewhen oneormore ofyour
tir es are sign ifican tlyunder inflated. Accor d-
ingly, when thelow tirepress uretelltaleillu-
min ates, youshould stopand chec kyour
tir es assoon aspossible ,and inflate themto
the proper pressure.Drivin gon asign ifi-
can tlyunder inflated tirecauses thetireto
over heat andcanlead totirefailure. Under-
inf lation alsoreduc esfuel effic iencyand tire
tr ead life,and may affec tthe vehic le'shan-
dling andstopping ability.
Please notethat theTPMS isnot asubst i-
tut efor proper tiremaint enance,and itis
the drive r'srespo nsibilit yto maint aincor-
rec ttir epress ure,even ifunder inflation has not
reach edthe level totrigger illuminat ion
of the TPMS lowtirepress uretelltale.
Your vehic lehas also been equipped witha
TPMS malfun ction indic atortoindic ateifthe
syst emisnot operat ingproper ly.The TPMS
malfun ction indic atoriscom bined withthe
low tirepress uretelltale. When thesyst em
dete ctsa malfun ction, thewarnin glamp will
flash forapprox imatelyamin ute and then
remain continuously illuminat ed.This
sequen cewill berepeat edever ytim ethe
vehic leisstar ted aslong asthe malfun ction
exis ts.
When themalfun ction indic atorisillumina-
ted, thesyst emmay notbeable todete ctor
sign allow tirepress ureasintended .TPMS
malfun ctions may occurfor avariet yof rea-
son s,inc luding theinstallation ofinc ompat i-
ble replac ementor alter natetir es orwheels
on the vehic lethat preventtheTPMS from
func tioningproper ly.Always checkthe
TPMS malfun ction tellt aleafterreplac ing
one ormore tires orwheels onyour vehic le
to ens ure that thereplac ementor alter nate
tir es and wheels allowtheTPMS tocon tinue
to func tion proper ly.
It is the drive r'srespo nsibilitytoset the tire
press uretothat recomme ndedforcold tires
which issuitable forthe operat ingsituat ion
(Y page 270).Not ethat thecorrecttir epres-
sure forthe curr entoperat ingsituat ionmust
firs tbe taught -intothe tirepress uremon itor.
If asubst antialloss ofpress ureoccurs, the
warnin gthr eshold forthe warnin gmess ageis
aligned tothe taught -inrefe rencevalues.
Restar tthe tirepress uremon itorafteradjust -
ing the press ureofthe cold tires
(Y page 277). Thecurrentpress uresare
saved asnew referencevalues. Asaresult ,a
warnin gmess agewillappear ifthe tirepres-
sure drops significant ly.
The tirepress uremon itordoes notwarn youof
an incorre ctly set tirepress ure.Obser vethe
not eson the recomme ndedtirepress ure
(Y page 270).
The tirepress uremon itorisnot able towarn
you ofasudden lossofpress ure,e.g.ifthe
tir eis penet ratedby afor eign object.In the
even tof asudden lossofpress ure,bringthe Tir
epr essur e
275Wheels andtires Z

vehicl
eto ahal tby braking carefully.Avoid
abru ptsteering movements.
The tirepressu remonitor hasayel low warni ng
lamp inthe instrument clusterforindica ting
pressu reloss oramalfu nction. Whether the
warni nglamp flashes orlights upindica tes
whethe ra tire pressu reistoo low orthe tire
pressu remonitor ismalfu nctioning:
R ifthe warni nglamp islit continuous ly,the
tire pressu reon one ormore tiresissignifi -
cantly toolow.The tirepressu remonitor is
not malfu nctioning.
R ifthe warni nglamp flashes forapp rox-
imatel ya minute andthen remai nslitcon-
stantly, thetire pressu remonitor ismalfu nc-
tioning.
In add ition tothe warni nglamp ,a messa ge
app ears inthe multi function display.Observe
the informati onondisp laymessa ges
(Y pag e201) .
It may take uptoten minutes foramalfu nc-
tion ofthe tire pressu remonitor tobe indica -
ted. Amalfu nction willbe indica tedbythe tire
pressu rewarni nglamp flashing forapp rox-
imatel yone minute andthen remai ninglit.
When themalfu nction hasbeen rectified ,the
tire pressu rewarni nglamp goesoutafter a
few minutes ofdrivi ng.
The tirepressu revalu esindica tedbythe on-
boa rdcomputer maydiffer fromthose meas-
ured atagas station withapressu regage .The
tire pressu resshow nby the on-board com-
puter refertothose measu redatsea level .At
high altitudes, thetire pressu revalu esindica -
ted byapressu regage arehighe rthan those
show nby the on-board computer. Inthis case,
do not redu cethe tire pressu res.
The opera tionofthe tire pressu remonitor can
be affected byinterference fromradiotrans-
mitting equipme nt(e.g. radiohead phones,
two-wa yradi os)that may bebeing operatedin
or near thevehicl e.
Chec kingthetire pressure electroni -
call y X
Make surethattheSmartKey isin posi tion
0048 (Ypag e118) inthe ignitio nlock.
X Press the0059 or0065 button onthe steer-
ing whee lto sele ctthe Serv. Serv.
menu. X
Press the0063 or0064 button tosele ct
Tire Pressure Tire
Pressure .
X Press 0076.
The current tirepressu reofeach tireis
show nin the multi function display.
If the vehicl ehas been parked forover
20 minutes ,the Tire pressure willbe Tire
pressure willbe
displaye dafter driving afew minutes displaye
dafter driving afew minutes
messa geapp ears.
After ateach-in process, thetire pressu re
monitor automatical lydetects newwhee lsor
new sensors. Aslong asaclea rall ocation of
the tire pressu revalu eto the indivi dualwhee ls
is not possi ble,theTire Pressure Monitor Tire
Pressure Monitor
Active Active
displaymessa geisshow ninstead of
the tire pressu redisp lay.The tirepressu res
are already being monitored.
If an emerge ncyspare wheelis mounted, the
system maycontinue toshow thetire pressu re
of the whee lthat hasbeen removed forafew
minutes. Beawa rethat thevalu edisp layed for
the posi tion where theemerge ncyspare wheel
is fitted isnot thesame asthe current tire
pressu reofthe emerge ncyspare wheel.
Tire pressure monitorwarnin gmes-
sage s The
tirepressu remonitor detectsapressu re
loss inone ormore tires:
R Ifthe tire pressu remonitor detectsapres-
sure lossinone ormore tires,awarni ng
messa geisshow nin the multi function dis-
pla y.The yellow tirepressu rewarni nglamp
then lights up.
R Ifthe Please Correct TirePressure Please
Correct TirePressure
messa geapp ears inthe multi function dis-
pla y,the tire pressu reinat lea stone tireis
too low.The tirepressu remust becorrected
when theoppo rtunity arises.
R Ifthe Check Tires Check
Tiresmessageapp ears inthe
multi function display,the tire pressu reinat
lea stone tirehas dropp edsignifi cantly. The
tires must bechecked.
R Ifthe Warning TireMalfunct ion Warning
TireMalfunct ionmes-
sage appears inthe multi function display,
the tire pressu reinat lea stone tirehas
dropp edsudd enly.The tires must be
checked.
Observe theinstructions andsafety notesin
the disp laymessa gesinthe "Tires" section
(Y pag e201). 276
Tire
pressureWhee lsand tires

Rim
Thi sis the partof the whe elon whi chthe tire
is mou nted.
GAW R(Gro ssAxleWei ght Ratin g)
The GAW Ris the maxi mum grossaxl ewe igh t
rati ng. The actu alloa don anaxlemus tneve r
excee dthe gros saxl ewe igh trati ng. The gros s
axl ewe igh trati ngcan befou ndonthe vehi cle
id entif ication plate onthe B-pi llar on the driv-
er's side.
Spe edrating
The speedrati ngispa rtof the tire identif ica-
tion. Itspe cifiesthe speedrang efor whi chthe
tire isap pro ved .
GVW (GrossVehi cle Wei ght)
The gros svehi cleweigh tincl udes the weigh t
of the vehi cleincluding fuel,tool s,the spare
whe el,acce ssoriesinsta lled, occu pants, lug-
ga ge and thedrawbarnose weigh t,ifap plica -
bl e. The gros svehi cleweigh tmus tnot excee d
the gros svehi cleweigh trati ngGVW Ras spe ci-
fie don the vehi cleidentif ication plate onthe
B-pi llar on the driver' ssid e.
GVWR (GrossVehi cle Wei ght Ratin g)
The GVW Ris the maxi mum permis siblegros s
we igh tof aful lyloa ded vehicle(the weigh tof
the vehi cleincluding allacce ssories,occu -
pa nts, fuel,lu gga geand thedrawbarnose -
we igh t,ifap plica ble). The gros svehi cleweigh t
rati ngisspe cified on the vehi cleidentif ication
pl ate onthe B-pi llar on the driver' ssid e.
Maxi mum loaded vehicle we ight
The maxi mum weigh tis the sum of:
R the curb weigh tof the vehi cle
R the weigh tof the acce ssories
R the loadlimit
R the weigh tof the facto ryinsta lled opti onal
equ ipment
Ki lopasc al(kP a)
Metri cuni tfor tire pressu re.6.9 kPa corre -
spo nds to1psi .Another unitfor tire pressu re
is ba r.100 kilopa scals(kPa )are the equivalent
of 1ba r. Lo
ad index
In addition tothe load-be aring index, the load
ind exmay also be imp rinte don the sidewallof
the tire.Thi sspe cifiesthe load-be aring cap a-
city more precise ly.
Curb weight
The weigh tof avehi clewith stand ardequip-
ment including the maxi mum capacityof fue l,
oil and coolant. Italso incl udes the air-condi -
tioni ngsystem andoptionalequ ipment ifthes e
are insta lled inthe vehi cle,bu tdoe snot
incl udepa sse ngers orlugga ge.
Maxi mum load rating
The maxi mum loadrati ngisthe maxi mum per-
mis siblewe igh tin kilogra msorlbsfor whi cha
tire isap pro ved .
Maxi mum permis sibl etire press ure
Ma ximu mper mis sibletire pressu refor one
tire .
Maxi mum load on onetire
Ma ximu mloa don one tire.Thi sis cal cul ate d
by divid ing the maxi mum axleloa dof one axle
by two.
PSI (pounds persquare inch)
A stand ardunitof mea sure for tire pressu re.
As pec tratio
Re lations hipbetw eentireheight and tirewidth
in per cent.
Tire press ure
Thi sis pre ssu reinsi dethe tire applying anout-
wa rdforce toeach squ are inch ofthe tire's
su rfa ce. The tirepressu reisspe cified in
pou nds persquare inch (psi) ,in kilopa scal
(kPa )or inba r.The tirepressu resho uld only
be corre ctedwhenthe tiresare cold .
Co ldtire press ure
The tiresare cold :
R ifthe vehi clehasbee npa rked with the tires
ou tof direct sunli ght foratleas tthree hours
and
R ifthe vehi clehasnot beendri ven further
than 1mil e(1.6 km) Al
labo utwh eelsand tires
287Wheelsand tires Z