2020 MERCEDES-BENZ SLC ROADSTER key

Trans
portingthe vehic le
Veh icle sw itha uto matic transmission !
Wh
enthe vehiclei sloa ded fortransp ort,
the frontand rearaxles mu stbe stationar y
and onthe same transp orta tionv ehicle.
Po sitio ning overthe conne ctionpoint ofthe
tra nsp ortveh iclei sn otpermi tted .The drive
tra inma yothe rwiseb ed amaged .
Al lv eh icle s !
Yo
um ayonl ysecuret he veh icleb ythe
wh eels,n ot by parts ofthe vehicles ucha s
axl eo rstee ringc omp onents. Othe rwise, the
veh iclec ouldbe dama ged.
The towingeyec an be used topullthe vehicle
onto atrailer or tra nsp orte rfor tra nsp orting
pu rpo ses .
X Tu rn the Sma rtKeytop ositio n 0048 inthe igni-
tio nlock.
X Shi ftthe transmi ssion topositio n005C.
As soon asthe vehic lehas been loade d:
X Pre vent thevehiclef romr olling away by
ap plying the electri cparkin gb rake.
X Shi ftthe transmi ssion topositio n005D.
X Tu rn the Sma rtKeytop ositio n 0092 inthe igni-
tio nlocka nd rem ove theSma rtKeyfromt he
ig niti onlock.
X Secu rethe vehicle. Tow
-starti ng(emerg ency engine
starti ng)
! Veh
icles with automa tictransmi ssion mu st
not betow -sta rted .You cou ldothe rwise
da ma gethe automa tictransmi ssion. Yo
uc an find informa tiono n"Jump -star ting "at
( Ypa ge261 ). Fu
ses Impo
rtant safety notes G
WA
RNING
If yo um anipulate orbridgeaf aulty fuse orif
yo ur eplace itwi th afusew ithah ighe r
am perage ,the electri ccablesc ouldbe ove r-
lo ad ed .Thisc ouldres ulti na fire. The reisa
ris ko fana ccident and injury.
Alw aysr eplace faulty fuses with the speci -
fie dn ew fuses havin gthe corr ectamperage .
Blo wn fuses mustbe rep laced with fuses of
the same rating ,which youc an reco gnizeby
the colorand value. The fuse rating sarelisted
in the fuse allo cati oncha rt.
The fuse allo cati oncha rtis locate dint he veh i-
cle tool kitinthe stow agec omp artment under
the trunk floor (Y page 253 ).
If an ewlyins erte dfusea lsob lows ,havet he
cau setraced and recti fieda taq ualifi ed spe-
cia list wo rksh op,e.g.a na uthor izedM erced es-
Benz Center.
! Onl
yusefuses thathaveb eena pproved
for Merced es-Benz vehicles and which have
the corr ectfuse rating forthe system con-
cern ed.O the rwise, comp onents orsystem s
cou ldbe dama ged.
! Ma
kesure tha tnom oistu recan ente rthe
fu se boxw hent he cove riso pen.
! Wh
enclosing the cove r,ma kesure tha tit
is lying corr ectlyonthe fuse box.Moi sture
see ping inor dirt cou ldothe rwisei mp airt he
op era tiono fthe fuses .
The fuses inyour veh icles erve toclo sedown
fa ulty cir cui ts. Ifaf useb lows ,allthe comp o-
nents onthe circui tand the irfunctio nsstop
op era ting . Bef
ore chang ingaf use
X Swi tch offthe engine.
X Swi tch offalle lectri cal cons umers. 26
6 Fu
sesBreak downassistanc e

X
Make surethattheignition isswitched off
(Y page 118).
or
X When usingtheSmartK ey,turn theSmart-
Key toposition 0092inthe ignition lockand
remove it(Y page 118).
X Secure thevehicle against rollingaway
(Y page 134).
All indicator lampsinthe instrumen tcluster
must beoff.
The fuses arelocated invarious fuseboxes:
R Fuse boxinthe engine compartmen tonthe
left-hand sideofthe vehicle, whenviewed in
the direction oftravel
R Fuse boxinthe trunk Fuse
boxinthe engine compart ment
i Observe
the"Important safetynotes" sec-
tion (Ypage 266). G
WARNING
When thehood isopen andthewindshield
wipers aresetinmotion, youcan beinjured
by the wiper linkage. Thereisar isk ofinjury.
Always switchoffthe windshield wipersand
the ignition beforeopening thehood. X
Make surethatthewindshield wipersare
turned off.
X Open thehood.
X Use adrycloth toremove anymoisture
from thefuse box.
X To open: openclamps 0044.
X Remove fuseboxcover 0043forwards. X
To close :check whether theseal islying
correct lyin cover 0043.
X Insert cover0043atthe rear ofthe fuse box
into theretainer.
X Fold down cover 0043and close clamps 0044.
X Close thehood. Fuse
boxinthe trunk
i Observe
the"Important safetynotes" sec-
tion (Ypage 266). The
fuse boxislocated inthe trunk behind the
partition covering.
X Open thetrunk lid.
X To open: release cover0043onthe right and
left-hand sideswithaflat object .
X Open cover 0043downwards inthe direction
of the arrow. Fuses
267Breakdown assistance Z

pressure
losswarning system" section
(Y page 275).
Impor tantsafet ynotes The
tirepressure warningsystemdoesnot
warn youofan inco rrectlyset tire pressure.
Observe thenoteson the recom mended tire
pressure (Ypage 271).
The tirepressure losswarning doesnot
replace theneed toregularly checkthe tire
pressure. Aneven lossofpressure onseveral
tires atthe same timecannotbe detec tedby
the tire pressure losswarning system.
The tirepressure monitorisnot able towarn
you ofas udden lossofpressure, e.g.ifthe
tire ispenet rated byaforeign object.In the
event ofas udden lossofpressure, bringthe
vehicle toah alt bybrakin gcarefully. Avoid
abrupt steeringmoveme nts.
The func tion ofthe tire pressure losswarning
system islimited ordelayed if:
R snow chains aremount edon your vehicle's
tires.
R road condition sarewintr y.
R you aredriving onsand orgravel.
R you adopt avery sport ydriving style(corner-
ing athigh speeds ordriving withhigh rates
of accelerat ion).
R you drive withaheavy load.
Resta rting the tirep ressure losswarn-
ing system Restart
thetire pressure losswarning system
if you have:
R chang edthe tire pressure
R chang edthe wheels ortires
R mount ednew wheels ortires
X Befor erest artin g,make surethatthetire
pressures aresetproperly onallfour tires
for the respect iveoperatin gcondition s.
The recom mended tirepressure canbe
found onthe Tire andLoading Informat ion
placard onthe B-pillar .Addit ionally, atire
pressure tableisattac hedtothe fuel filler
flap. Thetirepressure losswarning system
can only givereliable warningsify ou have
set the corr ecttire pressure. Ifan incorrec ttire
pressure isset, these incorrectvalues
will bemonit ored.
X Also observe thenotesinthe sect ionontire
pressures (Ypage 271).
X Make surethattheSmart Keyisin position
0048 inthe ignit ionlock (Ypage 118).
X Press the0059 or0065 buttononthe steer -
ing wheel toselect theServ. Serv.
menu.
X Press the0063 or0064 buttontos elect
Tire Pressu re Tire
Pressu re.
X Press the0076 button.
The Run Flat Indica torActive Press Run
Flat Indica torActive Press
'OK' toRestar t 'OK'
toRestar tmessage appearsinthe
multifun ction display.
If you wish toconfirm therest art:
X Press the0076 button.
The Tire Pressu reNow OK? Tire
Pressu reNow OK?message
appears inthe multifun ction display.
X Press the0063 or0064 buttontos elect
Yes Yes.
X Press the0076 button.
The Run Flat Indica torRestar ted Run
Flat Indica torRestar tedmes-
sage appears inthe multifun ction display.
Aft erateach -inperiod, thetire pressure
loss warning systemwillmonit orthe settire
pressures ofall four tires.
If you wish tocancel therest art:
X Press the0038 button.
or X Ifthe Tire Pressu reNow OK? Tire
Pressu reNow OK?message
appears, usethe0063 or0064 buttonto
select Cancel Cancel
.
X Press the0076 button.
The tirepressure valuesstoredatthe last
rest artwill continue tobe monit ored. Tir
ep ressure monitor
General notes If
at ire pressure monitorisinst alled, thevehi-
cle's wheels havesensor sthat monit orthe tire
pressures inall four tires. Thetirepressure
monit orwarns youifthe pressure dropsinone
or more ofthe tires. Thetirepressure monitor
only functionsifthe corr espondin gsensor s
are installed inall wheels.
Inf ormat ionontire pressures isdisplayed in
the multifun ction display. Afterafew minut es
of driving ,the curren ttire pressure ofeach tire Tir
ep ressure
275Wheels andtires Z

vehicl
etoah altb yb raking carefully.A void
abru ptsteering movements.
The tirepressu remonitor hasayellow warni ng
lamp inthe instrument clusterforindica ting
pressu reloss oram alfunction. Whether the
warni nglamp flashes orlights upindica tes
whethe ratirepressu 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 tire pressu remonitor is
not malfu nctioning.
R ifthe warni nglamp flashes forapp rox-
imatel yaminute andthen remai nslitcon-
stantly, thetire pressu remonitor ismalfu nc-
tioning.
In add ition tothe warni nglamp ,am essage
app ears inthe multi function display.O bserve
the information ondisp laymessa ges
(Y pag e202) .
It may take uptoten minutes foram alfunc-
tion ofthe tire pressu remonitor tobe indica -
ted. Amalfunction willbeindica 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 atag asstation withapressu regage .The
tire pressu resshow nbythe on-board com-
puter refertothose measu redatsea level .At
high altitudes, thetire pressu revalu esindica -
ted byap ressu regage arehighe rthan those
show nbythe 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 ltos ele ctthe Serv. Serv.
menu. X
Press the0063 or0064 button tosele ct
Tire Pressure Tire
Pressure .
X Press 0076.
The current tirepressu reofeach tireis
show nint he multi function display.
If the vehicl ehasbeen 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 asac learallocation of
the tire pressu revalu etot he 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 tire pressu res
are already being monitored.
If an emerge ncyspare wheelism ounted, the
system maycontinue toshow thetire pressu re
of the whee lthat has been removed forafew
minutes. Beawa rethat thevalu edisplayed 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 nint he 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 tire pressu 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 e202). Tire
pressure
277Wheelsand tires Z

If
the wheel positio nson the vehicle arerota-
ted, thetire pressu resmay bedispl ayedfor
the wrong positionsfor ashort time. Thisis
rectified afterafew minutes ofdriving, andthe
tire pressu resare displ ayedfor the correct
positio ns.
Restarting thetire pressure monitor When
yourestart thetire pressu remonitor, all
existing warning messagesare dele tedand the
warning lampsgoo ut. The monitor usesthe
currently settire pressu resasthe reference
valu esfor monitoring. Inmost cases, thetire
pressu remonitor willautoma tically detect the
new reference valuesafter youhave changed
the tire pressu re.However, youcan also set
reference valuesmanua llyas describe dhere.
The tirepressu remonitor thenmonitors the
new tirepressu revalu es.
X Set thetire pressu reto the valu erecom-
mended forthe corresponding drivingsitua-
tion onthe Tire andLoadi ngInformation
pla card onthe driver's sideB-pilla r
(Y page 271).
Additional tirepressu revalu esfor different
load scan also befound onthe tire pressu re
table onthe inside ofthe fuel fillerflap
(Y page 271).
X Make surethatthetire pressu reiscorrect
on allfour wheel s.
X Ensure thattheSmartKey isin positio n0048
in the ignition lock.
X Press the0059 or0065 button onthe steer-
ing wheel toselect theServ. Serv.
menu.
X Press the0063 or0064 button toselect
Tire Pressure Tire
Pressure.
X Press 0076.
The multifu nctiondisplayshows thecurrent
tire pressu refor the individ ualtires orthe
Tire pressure willbedisplayed Tire
pressure willbedisplayed
after driving afew minutes after
driving afew minutes message.
X Press the0064 button.
The Use Current Pressures asNew Use
Current Pressures asNew
Reference Values Reference
Valuesmessage appearsinthe
multifu nctiondisplay.
If you wishtoc onfirm therestart:
X Press 0076.
The Tire Press. Monitor Restarted Tire
Press. Monitor Restarted
message appearsinthe multifu nctiondis-
pla y. After
driving forafew minutes, thesystem
checks whether thecurrent tirepressu res
are within thespecifie drange. Thenew tire
pressu resare then accepted asreference
valu esand monitored.
If you wishtoc anc elthe restart:
X Press 0038.
The tirepressu revalu esstored atthe last
restart willcontinue tobe monitored. 278
Tire
pressureWheel sand tires

Clean
thec ontac tsurf aces ofthew heel and
th eb rak edisc thoro ughly everytim eaw heel
is rot ate d.Chec kthe tirep ressur eand,ifn ec-
ess ary, restartthe tirep ressur eloss warn ing
syst emorthet irep ressur emonito r. Direct
ionofrot ation
Tire swithas pecifiedd irection ofrot atio nhave
addit ionalben efits,e.g .ift he re isar isko f
hydr oplan ing.Thes eadvan tagescan onlybe
gain edifth et ires are install ed correspo nding
to thed irection ofrot atio n.
An arrow onthes idew allofthet irei nd icat es
its correct dire ction ofrot atio n. St
ori ng wheels
St ore wheel sthata re notb ein gu sed inac ool,
dry and preferably dark place.Pro tect thet ires
fr om oil,grease, gaso linea nd diese l. Mou
nting awheel
Pr epa ringthe vehi cle X
Stop thev ehicle onsolid ,non -slipp ery and
leve lground.
X Ap ply thee lectric park ingbrak emanually.
X Bring thef ront wheel sintot he straigh t-
ahead position.
X Sh ift thet rans mis sion toposi tion005D.
X Swit choff thee ngine.
X Veh icles withoutKEYLESS- GO:remove
th eS martKey from thei gn ition lock.
X Veh icles withKEYLESS- GO:open thed riv-
er' sd oor .
The vehicle elec tron ics nowh ave status 0.
This isthes ame astheS martKey having
been removed.
X Veh icles withKEYLESS- GO:remove the
St art /S topb utto nf romt heignition lock
(Y page 118).
X Ifinc luded inthev ehicle equipm ent,rem ove
th et ire- ch ang etoolkitfrom thev ehicle .
X Saf eguar dthe veh icle again stroll ing away.
i Due
todiff ere nces inveh icle equipm ent,
no ta llveh iclesareequipp edwithat ire-
ch ang etoolkit.F or inform ationonw hich to
ols are required toper formaw heel
ch ang eonyour vehicle,con sul tana uth or-
ize dM erced es-Ben zCenter.
Nec essary tire-ch ang ingtools can include,
for example :
R Jack
R Whee lcho ck
R Lug wren ch
Secur ingthev ehi cle toprevent itfrom
rol ling away If
your vehicle isequipp edwithaw heelchoc k,
it can befoun dint he tire-ch ang etoolkit
(Y page 253).
The foldingwheel choc kisa na ddit ionalsafe ty
meas uretopre ven tthe veh icle from rolling
away, forexample whenchang ingawheel .
X Fol db othp lates upward s0043.
X Fol do utlower plate0044.
X Guide thel ugs onthel ower platefully into
th eo pen ingsinb ase plate0087. X
Plac echockso rother suit able items unde r
th ef ront and rear ofthew heel that isdiago-
nall yoppo sitet he wheel youwish to
ch ang e. 290
Cha
nging awheelWh eels andtires

Infla
ting thec olla psible sparew heel
! In
flat ethe collaps iblespar ewhee lusin g
th et irei nflat ion compr essorbef ore lower ing
th ev ehicle. The whee lrim could other wise
be damag ed.
! Do
noto per ate thet irei nflat ion compr es-
sor forlonger than eigh tminute satat ime
wit hout abreak. Itmay other wise overheat.
The tire inflat ion compr essorcan beoper -
ate dagain once ithas cooled down .
X Moun tthe collaps iblespar ewhee lasd esc ri-
bed (Ypage 290).
The collaps iblespar ewhee lmust bemoun -
te db efore itis inf lat ed.
X Remo vethet irei nflat ion compr essorfrom
th es towage spaceunder thet runk floor
(Y page 253). X
Pull plug 0085out oftheh ous ing.
X Tak ethe filler hos eoutoftheh ous ing.
X Inser tthe yellow hoseconnect orofthef iller
hos eintot he guide intheh ous ing and push
it int ot he fixtur eu ntilth eh osec onnect or
en gage s.
X Remo vethec ap from thev alveo nthe col-
lapsi blespar ewhee l.
X Sc rew unio nnut0043 onthef iller hos eonto
th ev alve.
X Mak esuret he tire inflat ion compr essor's
on /o ffswit ch0083 isset toOFF .
X Inser tplug 0085intot he soc keto fthe ciga-
ret teligh tero rint oa1 2Vp ower socketin
your vehicle.
X Turn theS martKey topos ition 0047inthei gn i-
ti on lock(Ypage 118). X
Pre sson/o ffswit ch0083 onthet irei nflat ion
co mpr essortoON .
The tire inflat ion compr essorisswit ched on.
The tire isinf lat ed. The tire pre ssur eis
sho wnonpre ssur egauge 0087.
X Inflat ethe tire to thes pec ifiedtirep ressur e.
The spec ifiedtirep ressur eisp rintedo nthe
yellow labelofthee me rge ncys par ew hee l.
X When thes pec ifiedtirep ressur ehasbeen
reac hed, presson/o ffswit ch0083 toOFF ,on
th et irei nflat ion compr essor.
The tire inflat ion compr essorisswit ched off.
X Turn theS martKey topos ition 0092inthei gn i-
ti on lock.
X Ifth et irep ressur eish igh erthan thes pec i-
fie dp ressur e,pre sspre ssur erelease but-
to n0044 untilth ec orrect tire pre ssur ehas
been reached.
X Un screw unio nnut0043 onthef iller hos e
fr om thev alve.
X Sc rew thec ap onto thev alveo fthe collaps i-
ble spar ewhee lagain . X
To rem ove thef iller hos efromt hetire infla-
ti on compr essor,push down ther ocker
swit chon theh osec onnect orand pullout
th ef iller hos e.
X Stow plug 0085and thef iller hos eint he lower
sec tion ofthec om press orhous ing.
X Stow thet irei nflat ion compr essorinthe
veh icle. 296
Emer
gency sparew heelWh eels andtire s