2020 MERCEDES-BENZ SLC ROADSTER steering

Socket
inthe front center console X
To open: pushthelower section of
cover 0043.
The stowage compartmen topens.
X Lift upthe cover ofsocket 0044. Mercedes
meconne ct
General notes Al
icense agreement mustbeinplace inorder
to activate theMercedes meconn ectservice.
Make surethatyour system isactivated and
operational. Toregister, pressthe00D9 MB
Info callbutton. Ifany ofthe steps mentioned
are not carried out,thesystem maynotbe
activated.
If you have questions abouttheactivation,
cont actone ofthe following telephone hot-
lines:
R USA: Mercedes-B enzCustomer Assistance
Center at1-80 0-FOR-MERCedes
(1-80 0-367-6372)or1-86 6-990-9007
R Canada: Customer Serviceat
1-88 8-92 3-8367
Short lyafter successfully registeringwiththe
service, auser IDand password willbesent to
you bypost.
USA only: youcan usethis password tolog
onto theMercedes meconn ectarea under
"Owners Online"athtt <0053001D00120012005A005A005A001100500045005800560044001100460052
0050>.
The system isavaila bleif:
R ithas been activated andisoperational
R the correspondin gmobile phone network is
availa blefortransm ittingdatatothe Cus-
tomer Center
R as ervice subscription isavaila ble
R the starter battery issufficiently charged i
Determ iningthelocation ofthe vehicle on
am apisonly possible if:
R GPS reception isavaila ble
R the vehicle position canbeforwarded to
the Customer AssistanceCenter
The Mercedes meconne ctsystem To
adjust thevolume duringacall, proceed as
follows:
X Press the0081 or0082 button onthe multi-
funct ionsteering wheel.
or X Use thevolume controller ofthe audio sys-
tem/COMA ND.
The system offersvarious services, e.g.:
R Automatic andmanual emergency call
R Roadsid eAssistanc ecall
R MB Info call
USA only: youcan find information anda
description ofall availa blefeatures under
"Owners Online"athttp: //www.mbusa.com.
System self-test Aft
eryou have switched onthe ignition, the
system carriesoutaself-diagnosis.
Am alfunction inthe system hasbeen detec-
ted ifone ofthe following occurs:
R The indicator lampinthe SOS button does
not come onduring thesystem self-test .
R The indicator lampinthe 0052 Roadsid e
Assistanc ebutton doesnotlight upduring
self-diagnosis ofthe system.
R The indicator lampinthe 00D9 MBInfo call
button doesnotlight upduring self-diagno-
sis ofthe system.
R The indicator lampinone ormore ofthe fol-
lowing buttons continues tolight upred
after thesystem self-diagnosis:
- SOS button
- 0052 Roadsid eAssistanc ecallbutton
- 00D9 MBInfo callbutton
R Aft erthe system self-diagnosis, theInoper‐ Inoper‐
ative ative
orService NotActivated Service
NotActivated mes-
sage appears inthe multifunct iondisplay .
If am alfunction isindicated asoutlined above,
the system maynotoperate asexpected. In
the event ofan emergency, helpwillhave to
be summoned byother means. Features
231Stowageandfeatu res Z

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 edataq ualified special-
ist workshop.
Have service workcarried outasdescribed
in the Maintenanc eBooklet. Thismay other-
wise leadtoincreased wearanddamage to
the major assemblies orthe vehicle.
Aq ualified 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 sorincreased 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 condition s:
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 condition s,the tires
must becheck edmore often. Further informa-
tion canbeobtained ataq ualified 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 246
CareMaintenance
andcare

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 isar isk 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 ofac orrespondin g
standard ofquali ty.For more information ,
please contactaquali fied specialist workshop.
If you inten dtom ount snow chains, please
bear thefollowing pointsinmind:
R Snow chains maynotbemounted onall
wheel/tire combinations .Permissible
wheel-tire combinations (Ypage 293).
R Only usesnow chains whendriving onroads
completely coveredbysnow. Remove the
snow chains assoon aspossible whenyou
come toaroad that isnot 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 294). 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 isar isk 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 295).
Further information ontire pressures canbe
obtained ataq uali fied specialist workshop. Tire
pressure
271Wheelsandtires 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