2019 MERCEDES-BENZ SLC ROADSTER tires

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions Tir
ePre ssureSoo n Tir
ePre ssureSoo n The
tire pre ssur ein on eor mor etires has dropped significant ly.The
whee lpos ition issho wninthemult ifunction disp lay.
A warn ingtone also soun ds.
G WAR
NING
Tir epre ssur esthat are toolow poseth efol lowin ghaz ards :
R they may burst,esp ecially astheload andvehiclespe edincreas e
R they may wear exce ssi vel yand /orune venly,whic hmay greatly
imp airtire tract ion.
R thedri vin gch arac teris tics ,as well assteer ing and brak ing,may
be gre atlyimp aire d
The reisaris kof an acc iden t.
X Stop theveh iclewit hout makingany sudd ensteer ing orbrak ing
man euve rs.Pay attention tothetraff icco nd ition sas you doso.
X Se cur eth eveh icleagain strol lingaway (Ypage 134).
X Chec kth etires and,if ne cessar y,fol low theins truct ionsfor aflat
ti re (Y page 252).
X Chec kth etire pre ssur e(Y page 274).
X Ifne cessar y,co rrec tth etire pre ssur e. War
ningTir eMal ‐ War
ningTir eMal ‐
fun ction fun
ction The
tire pre ssur ein on eor mor etires has dropped suddenly. The
whee lpos ition issho wninthemult ifunction disp lay.
G WAR
NING
Dr ivin gwit haflat tire pos esaris kof thefol lowin ghaz ards :
R aflat tire affects theabilit yto steer orbrak eth eveh icle
R you could lose control oftheveh icle.
R co ntinu ed drivin gwit haflat tire will caus eex ce ssi ve heat build-
up and possiblya fir e
The reisaris kof an acc iden t.
X Stop theveh iclewit hout makingany sudd ensteer ing orbrak ing
man euve rs.Pay attention tothetraff icco nd ition sas you doso.
X Se cur eth eveh icleagain strol lingaway (Ypage 134).
X Chec kth etires and,if ne cessar y,fol low theins truct ionsfor aflat
ti re (Y page 252). Tir
ePre ss. Moni‐ Tir
ePre ss. Moni‐
tor Currently tor
Currently
Una vailable Una
vailable Be
caus eth ere isint erf ere ncefrom ast ron gsour ceofradi owave s,
no sign alsfrom thetire pre ssur esen sorsare detected. The tire
pre ssur emon itor istempo rarily malf unction ing .
X Dr ive on.
The tire pre ssur emon itor res tartsauto maticallyas soo nas the
pro blem hasbeen resolved. Tir
ePress.Sen ‐ Tir
ePress.Sen ‐
sor (s) Missing sor
(s) Missing The
reisno sign alfrom thetire pre ssur esen sor ofoneor sev eral
whee ls.The pressur eof theaff ectedtire does notappear inthe
mult ifunction disp lay.
X Hav eth efault ytire pre ssur esen sor replace dat aqualif iedspe-
cial istwor kshop . 202
Disp
laymes sage sOn -boar dcomp uter anddi sp lay s

Tire
s Warn
ing/
in dic ato r
lamp 00510051
Sign altype
Po ssible cause s/consequ encesand 0050 0050
So luti ons 0077
0051
The yellow tire pressu remoni torwarning lamp (pres sure loss/m alfu nctio n)is
li t.
The tirepressu remoni torhasde tecte daloss ofpre ssu reinat leas tone ofthe
tire s.
G WA
RNING
Ti re pre ssu res thatar etoo low po se the followi ng hazar ds:
R the yma ybu rst, especially as the load and vehiclesp ee dincr ease
R the yma ywe arexce ssivel yand /or unevenl y,wh ich maygre atlyimp airtire
tra ctio n.
R the drivin gcha racteri stics, aswellas stee ringand braking ,ma ybe gre atly
imp aired
The reisaris kof an acc ident.
X Stop thevehiclewi thou tma king anysudd en stee ringor bra king maneu vers.
Pa yatte ntionto the trafficcond itions asyoudo so.
X Secu rethe vehicleag ainst rolling away (Y page 134 ).
X Ob ser vethe additio nal disp laymes sage sin the multifu nctio ndisp lay.
X Ch eck thetiresand ,if nece ssary,fol low the instructio nsfor afla ttire
(Y page 252 ).
X Ch eck thetire pressu re(Y page 274 ).
X Ifnece ssary,corr ectthe tire pressu re. 0077
0051
The yellow tire pressu remoni torwarning lamp (pres sure loss/m alfu nctio n)
fla she sfor appro xim atelyone minute and thenrem ains lit.
The tirepressu remoni torisfaulty.
G WA
RNING
The system ispo ssi blyuna ble to reco gnizeorreg ister low tire pressu re.
The reisaris kof an acc ident.
X Ob ser vethe additio nal disp laymes sage sin the multifu nctio ndisp lay.
X Visita qu alifi ed speci alistwo rksh opimm ediatel y. 21
6 Warni
ngand indic ator lampsOn-bo ard computer anddisplay s

Maintaining
thetime-dependent servicesched-
ule:
X Note down theservice duedate display edin
the multifunction displaybeforedisconnec t-
ing the battery.
or X Aft erreconn ectingthebattery, subtract the
battery disconnec tionperiods fromtheser-
vice date shown onthe display . Hiding
service displays
X Press the0076 or0038 button onthe steer-
ing wheel. Showing
servicedisplays
X Switch onthe ignition.
X Press 0059or0065 onthe steering wheel
to select theServ. Serv.
menu.
X Press 0063or0064 toselect theASSYST ASSYST
PLUS PLUS
submenu andconfirm bypressing the
0076 button.
The service duedate appears inthe multi-
funct iondisplay . Informat
ionabout Service
Resetting theASSYST PLUSservice
interval display !
If
the ASS YST PLUS service interval dis-
play hasbeen inadvertent lyreset, thisset-
ting canbecorrect edataqual ified special-
ist workshop.
Have service workcarried outasdescribed
in the Maintenanc eBooklet. Thismay other-
wise leadtoincreased wearanddamage to
the major assemblies orthe vehicle.
A qual ified specialist workshop, e.g.anauthor-
ized Mercedes-Ben zCenter, willreset the
ASS YST PLUS service interval displayafterthe
service workhasbeen carried out.Youcan
also obtain further information onmainte-
nance work,forexample. Special
servicerequirements The
specified maintenanc einterval takesonly
the normal operation ofthe vehicle into
account. Serviceworkwillneed tobe per-
formed moreoften ifthe vehicle isoperated
under arduou scondition sor increased loads.
The ASSYST PLUS service interval displayis
only anaid. Thedriver ofthe vehicle isrespon-
sible forwhether serviceworkwillneed tobe
performed morefrequently thanrequired asa
result ofthe actual operating conditions
and/or loads.
Examples ofarduou soperating conditions:
R regular citydriving withfrequent intermedi-
ate stops
R the vehicle isprimarily usedtotravel short
distances
R frequent useinmountainous terrainoron
poor roadsurfaces
R the engine isoften leftidling forlong peri-
ods
R particularly dustycondition s,or ifair-recir-
culation modeisfrequently used
In these orsimilar operating conditions,have
the interior filter,airfilter, engine oiland oilfil-
ter, forexample, changedmorefrequently.
Under arduou soperating conditions,the tires
must becheck edmore often. Further informa-
tion canbeobtained ataqual ified specialist
workshop.
Driving abroad An
exten siveMercedes-Ben zService network
is also availa bleinother countr ies.You can
obtain further information fromanyauthorized
Mercedes-Ben zService Center. Care
Notes
oncare H
Environmental
note
Dispose ofempty packaging andcleaning
cloths inan environm entallyresponsible
manner.
! When
cleaning yourcar,donot use:
R dry, coarse orhard cloths
R abrasive cleaningagents Care
245Maintenance andcare Z

X
Thoroughly hosedown thevehicle witha
gentle jetofwater.
X Do not point thewater jetdirectly towards
the airinlet orthe edges ofdecorative foils.
X Use plenty ofwater andrinse outthe
sponge frequent ly.
X Rinse thevehicle withclean water anddry
thoroughly withachamois.
X Do not letthe cleaning agentdryonthe
paintwork orthe decorative foils.
Carefully removealldeposits ofroad saltas
soon aspossible whendriving inwinter.
Power washers G
WARNIN
G
The water jetfrom acircular jetnoz zle(dirt
blasters) cancause invisible exteriordam-
age tothe tires orchassis compon ents.
Component sdamaged inthis way may fail
unexpect edly.There isarisk ofan accident .
Do not use power washers withcircular jet
noz zles toclean thevehicle. Havedamaged
tires orchassis compon entsreplaced imme-
diately.
! Vehicles
withdecorative film:parts ofyour
vehicle arecovered withdecorative film.
Maintain adistance ofat least 27.5in
(70 cm) between thefilm-c overed partsof
the vehicle andthenozz leof the power
washer.
Infor mation aboutthecorrec tdistance is
availabl efrom theequipment manufacturer.
Move thepower washer nozzlearound when
cleaning yourvehicle.
The water temperat ureofthe power washer
must notexceed 140‡(60 †).
! Always
maintain adistance ofat least
12 in(30 cm) between thevehicle andthe
power washer nozzle.Infor mation aboutthe
correc tdistance isavailabl efrom theequip-
ment manufact urer.
Move thepower washer nozzlearound when
cleaning yourvehicle.
Do not aim directly atany ofthe following:
R Tires
R Door gaps, roofgaps, joints,etc.
R Elect ricalcompon ents R
Batt ery
R Plug-type couplings
R Light bulbs
R Seals
R Trim elements
R Vent ilation slots
Damaged sealsorelectric alcompon ents
can lead toleaks orfailures.
! If
you clean thetank fillerrecess whenitis
open, donot use apower washer. Thiscan
cause damage tothe seals orother compo-
nent s.
Cleaning thepaint work !
Do
not affix:
R stick ers
R films
R magnetic platesorsimilar items
to painted surfaces. Youcould otherwise
damage thepaintwork .
Scr atches, corrosiv edeposits, areasaffected
by corrosion anddamage causedbyinade-
quate carecannotalway sbe completely
repaired. Insuch cases, visitaqualified spe-
cialist workshop.
X Remove dirtimmediately, wherepossible,
while avoiding rubbingtoohard.
X Soak insect remains withinsect remover
and rinse offthe treated areasafterwards.
X Soak birddroppings withwater andrinse off
the treated areasafterwards.
X Remove treeresin, oils,fuels andgreases by
rubbing gentlywithacloth soaked inpetro-
leum ether orlighter fluid
X Remove coolantandbrake fluidwithamoist
cloth andclear water.
X Use tarremover toremove tarstains.
X Use silicone remover toremove wax.
If water nolonger forms"beads" onthe paint
surface, usethepaint careproducts recom-
mended andapproved byMercedes- Benz.This
is the case approximately everythreetofive
mont hs,depending onthe climate conditions
and thecare product used.
If dirt has penetr atedthepaint surface orif
the paint hasbecome dull,thepaint cleaner
recomm endedandapproved byMercedes-
Benz should beused. Care
247Maintenance andcare 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

teri
stics, e.g.wi nter tires.ATIR EFIT kitmaybe
ob tained fromaqu alifi ed speci alistwo rksh op.
Info rma tionon cha nging and mou nting wheels
(Y page 288 ).
X Stop thevehicleon solid,non-s lipp ery and
le vel ground ,as faraw ay aspossi ble fro m
tra ffic.
X Swi tch onthe hazar dwa rning lamps .
X Secu rethe vehicleag ainst rolling away
(Y page 134 ).
X Ifpo ssi ble, bri ng the frontwh eelsinto the
stra ight-a head positio n.
X Swi tch offthe engine.
X Veh icle swi tho utKEYLES S-G O:rem ove
the Sma rtKeyfro mthe igniti onlock.
X Veh icle swi th KEYLES S-G O:open the driv-
er' sdo or.
The vehicleelectro nicsarenow inpo sitio n
005A. Thisis the same asthe Sma rtKeyha vin g
be en rem oved.
X Veh icle swi th KEYLES S-G O:rem ove the
Star t/Stop button fromthe igniti onlock
(Y page 118 ).
X Ma kesure tha tthe passe nge rsarenot
end angeredas the ydo so. Makesure tha t
no one isnea rthe dange rar ea while a
wh eelis be ing change d.Anyo newhois not
di rectl yas sisti ng inthe wheelcha nge
sho uld, for exa mpl e,sta nd behind the bar-
rie r.
X Ge tou tof the vehicle. Pa yatte ntionto tra f-
fic cond itions when doing so.
X Close thedriver 'sdo or. MOE
xtende dtire s(ti res with run-f lat
prope rties)
Ge neral notes 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.The affecte dtire mustnot
sho wany clearly vis ible da ma ge.
Yo ucan reco gnizean MOExte ndedtire bythe
MOExte ndedma rking which appe arson the
si de wa llof the tire.Yo uwi llfin dthi sma rking
next tothe tire size designa tion,the load -be ar-
ing capacityand thespee dind ex
(Y page 283 ). MOExte
ndedtire sma yonl ybe used incon-
junc tionwi th an acti vetire pressu reloss wa rn-
ing syste mor with an acti vetire pressu remon-
ito r.
If apres sure loss wa rning mes sage
appe arsinthe multi function displa y:
R ob serve the instructio nsinthe disp laymes -
sa ge s(Y page 201 )
R che ckthe tire fordama ge
R ifdri vin gon, observe the followi ng note s
Th edri vin gdista nce possi ble in run-fl atmod e
is ap pro xim ately50 miles(80 kilome ters)
wh en the vehicleis pa rtia lly la de nand appro x-
im ate ly19 miles(30 kilome ters)wh en the
veh icleis fully la de n.
In additio nto the vehicleload ,the drivin gdis-
tance possi ble de pends upon:
R Veh iclesp ee d
R Ro ad cond ition
R Ou tside temp erature
Th edri vin gdista nce possi ble in run-fl atmod e
ma ybe red uce dby extre medrivin gcond itions
or ma neu vers,or itcan beincr easedthro ugha
mod eratesty leof dri vin g.
Th edri vin gdista nce possi ble in run-fl atmod e
is cou nted fromthe mom entthetire pressu re
lo ss wa rning appe arsin the multifu nctio ndis-
pl ay .
Yo umu stnot exce edama xim um design
sp ee dof 50 mph (80km/h ).
Wh enrep lacing oneoralltire s,plea se observe
the followi ng speci ficati ons foryour veh icle's
tire s:
R Size
R Type and
R Th e"M OExte nded"ma rk
If atire hasgo ne flatand cann otbe rep laced
wi th an MOExte ndedtire ,a sta nda rdtire may
be used asatemp orarymea sure. Makesure
tha tyo uus ethe propersi ze and type(sum mer
or winter tire).
Veh icles equipp ed with MOExte ndedtire sar e
not equipp ed with aTIR EFIT kitatthe factory .
It is the refore recomm endedtha 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,
for exa mpl e. Fl
at tire
253Break downass istanc e

Using
theTIREFIT kit X
Do not remov eany foreign objectswhich
have penet rated thetire, e.g.screws or
nails.
X Remove thetire sealant bottle,the accom -
panying TIREFITstic ker and thetire inflat ion
compr essorfromthestowage wellunder-
neat hthe trun kfloor (Ypage 252).
X Aff ixpart 0043ofthe TIREF ITstic ker tothe
inst rumen tclust erwithin thedriver' sfield of
vision .
X Aff ixpart 0044ofthe TIREF ITstic ker near the
valve onthe wheel withthedefect ivetire. X
Remove fillerhose 0084and plug 0087from the
bott omsect ionofthe tire inflat ioncompr es-
sor housing.
X Slide theyellow fillerhose connectorinto
the mount ingonyellow cap0083oftire seal-
ant bott le0043 until theplug engages.
X With thesealing ringsinfron t,slide yellow
cap 0083oftire sealant bottle0043 intothe
mount ingoftire inflat ioncompr essor0044.
The capmust engage inboth hooks . X
Remove thecap from valve 006Bonthe faulty
tire.
X Sc rew filler hose 006Contothe valve.
X Ins ert plug 0087intothe cigaret telighter
sock et(Y page 229)orintoa12 Vpower
sock etinyour vehicle (Ypage 229).
X Turn theSmart Keytoposition 0047
(Y page 118)inthe ignit ionlock .
X Press onand offswitc h0085 onthe tire infla-
tion compr essortoON.
The tireinflat ioncompr essorisswitc hedon.
The tireisinflat ed.
First ,tire sealant ispumped intothe tire.
The pressure maybriefly risetoapprox-
imately 500kPa(5.0 bar/7 3psi).
Do not switch offthe tireinflat ioncom-
pr essor during this phase.
X Let the tire inflat ioncompr essorrunfora
maximum often minut es.The tireshould
then have attained apressure ofat least
200 kPa(2.0 bar/29 psi).
If atire pressure of200 kPa(2.0 bar/2 9psi) is
achieved afteramaximum often minut es,see
(Y page 256).
If atire pressure of200 kPa(2.0 bar/29 psi)is
not achieved afteramaximum often minut es,
see (Ypage 256).
If tire sealant hasescaped, cleanitoff affec ted
areas asquickly aspossible. Itis prefer ableto
use clean water.
If your clothes aresoiled withtiresealant ,
have them cleaned withperch loroet hylene ata
dry cleaner assoon aspossible. Flat
tire
255Breakd ownassist ance Z

Tire
pres sure notreac hed If
atire pressu reof200 kPa(2.0 bar/29 psi)
ha sbe en ach ieved after ten minutes:
X Swi tch offthe tire inflation comp ressor .
X Unsc rewthefillerhos efro mthe valve ofthe
fa ulty tire .
Note thattire sealant ma yesc apewh en you
uns crew thefillerhos e.
X Ver yslow lydri ve forwa rds orrev ers e
ap pro xim ately30 ft(10 m).
X Pu mp upthe tire again.
After ama xim um often minutes,the tire
pre ssu remu stbe atleas t200 kPa(2.0 bar/
29 psi). G
WA
RNING
If the required tire pressu reisnot reached
afte rthe specified time ,the tire istoo badly
da mag ed.The tiresealant cannot repairthe
tire inthis insta nce. Dama gedtiresand a
tire pressu rethat istoo low can signifi cantl y
imp airthe vehi cle'sbra king anddriving
cha racte ristics. Thereisaris kof acci dent.
Do not continu edri ving .Co ntact aqu alifi ed
spe cialist wo rksho p.
Tire press urereac hed G
WARNI
NG
A tire tempo rarily sea led wi th tire sealant
imp airs the vehi cle'sdri ving characte ristics
and isnot suita ble for driving athig her
spe eds.The reisaris kof an acci dent.
Ada ptyour driving styleacco rdingly and
dri ve care fully.Do not excee dthe maxi mum
per mis siblespe edfor atire sealed wi th tire
sea lant.
The maxi mum permis siblespe edfor atire
sea led wi th tire sealant is50 mph (80km/h ).
The upper partof the TIREFIT sticke rmus tbe
affi xed tothe instru ment cluster inthe driver' s
fie ldof vis ion.
! Re
sid ue from thetire sealant may come
ou tof the fillerhos eafte rus e. Thi scou ld
cau sestai ns.
The refo re,place thefillerhos ein the plasti c
ba gwhi chcontai nedtheTIREFIT kit. H
En
viro nmen talnote
Have theused tire sealant bottl edispo sed
of pro fess iona lly, e.g. ataqu alifi ed spe cial-
ist worksho p.
If tire pressu reof200 kPa(2.0 bar/29 psi)
ha sbee nach ieved aftera maxi mum period of
ten minu tes:
X Swi tch offthe tire inflation comp ressor.
X Unscre wthe fillerhos efrom thevalve ofthe
fau ltytire .
X Stow thetire sealant bottl eand thetire
infl ation comp ressor.
X Pul laway immedi ately.
X Stop afterdri ving forappro xima telyten
minu tesand check thetire pressu rewith
the tire inflation comp ressor.
The tirepressu remus tnow beatleast
130 kPa(1.3 bar/19 psi). G
WARNI
NG
If the required tire pressu reisnot reached
afte rdri ving forasho rtper iod,the tire istoo
ba dlyda mag ed.The tiresealant cannot
rep airthe tire inthis insta nce. Dama ged
tire sand atire pressu rethat istoo low can
sig nifi cantl yimp airthe vehi cle'sbra king and
dri ving characte ristics. Thereisaris kof
acci dent.
Do not continu edri ving .Co ntact aqu alifi ed
spe cialist wo rksho p.
i In
case ssu ch asthe one mentio ned
ab ove, contact anauthori zedMerce des-
Benz Center. Orcall1-800-FOR -MERCedes
(i n the USA) or1-800-387-0100 (in Ca nad a).
X Co rrect thetire pressu reifit is stil lat least
130 kPa(1.3 bar/19 psi).See theTireand
Loa ding Inform ation placa rdon the driver' s
sid eB-pil laror the tire pressu retab lein the
fue lfil lerfla pfor values.
X To inc reas ethe tire press ure:switch on
the tire inflation comp ressor. 256
Fl
at tireBreakdo wnassi stanc e