2018 MERCEDES-BENZ SLC ROADSTER warning

Coolanttemperatur egauge
GWARNING
Opening th ehood when th eengineiso ver-
heated or when there is afireint heengine
compartmen tcoul de xpose you to hot gases
or other servic eproducts. Thereisar isko f
injury.
Let an overheate denginec ooldown before
opening th ehood.Ift here is afireint he
enginec ompartment, keep th ehood closed
and contac tthe fired epartment.
!Ad isplay message is shown if th ecoolant
temperatur eistoohigh.
If th ecoolant temperatur eisover2 48 ‡
(12 0† ), do no tcontinue driving .The engine
will otherwise be damaged.
The coolant temperatur egage is in th einstru-
men tcluste ront heright-hands ide (
Ypage 32).
The Hmarkin ginthecoolant temperatur egauge
corresponds to acoolant temperatur eof
approximately 24 8‡(120† ).
Under normal operatin gconditionsa nd at the
correc tcoolant level, th ecoolant temperature
gauge may ris etotheHmarking.
Operatin gthe on-boar dcomputer
Overview
:Multifunction display
;Right control panel
=Leftc ontrol panel
XTo activate th eon-boar dcomputer: turn
th eS martKey to position 1in th eignition
lock.
You can control th emultifunction display and
th es ettings in th eon-board computer usingt he
buttons on th emultifunction steering wheel.
Left control panel
=
;RCalls up th emenua nd men ubar
9
:Press briefly:
RScroll sinlists
RSelect sasubmenuorf unction
RIn theAudiomenu: select sthe
previous or next station, when the
preset list or statio nlist is active,
or an audio track or vide oscene
RIn the Tel(telephone )menu:
switches to th ephoneb ook and
selects anam eort elephone num-
ber
164Displays and operation
On-boardc omputer and displays

the presetlistors tationlistint he desired
frequency range is shown.
XTo select astation: brieflypress 9
or :.
SIRIUS XM
®satellite radi oacts like anormal
radio.
For mor einformation on radi ooperation, see
"Satellite radio" in the Digita lOperator' sMan-
ual.
Operatin ganaudiop layer or audio
media
Audio data fromv arious audi odevices or media
can be played ,depen ding on the equipment
installe dinthe vehicle.
XSwitch on the multimedia systema nd select
CD or MP3m ode( seet he Digita lOwn er's
Manual).
XPress the =or; button on the steering
whee ltoselect theAudiomenu.
XTo select the next/previous track: briefly
press the 9or: button.
XTo select atrackf romthe trackl ist( rapid
scrolling): press and hol dthe 9 or:
button unti ldesir ed track :appears.
If yo upress and hol dthe 9 or: button,
the rapi dscrolling spee disincreased. Not all
audi odrives or data carriers support thisf unc-
tion.
If track information is stored on the audio
devic eorm edium, the multifunctio ndisplay
will sho wthe numbe rand titl eofthe track.
VideoDVD operation
XSwitch on the multimedia systema nd select
video DVD (see the Digita lOperator' sMan-
ual).
XPress the =or; button on the steering
whee ltoselect theAudiomenu.
XTo select the next or previous scene:
briefl ypress the 9or: button.
XTo select ascene fromt he scen elist
(rapid scrolling): press and holdthe 9
or : button unti ldesir ed scene :
appears.
Telephon emenu
Introduction
GWARNING
If yo uoperate information systems and com-
municatio nequipment integrated in the vehi-
cle when driving, yo umaybe distracted from
the traffics ituation. Yo ucould also lose con-
trol of the vehicle. There is ariskofana cci-
dent.
Onlyo perate thise quipmentwhen the traffic
situatio npermits. If yo uarenot sure thatt his
is possible, park the vehicl epayin gattention
to trafficc onditions and operate the equip-
ment when the vehicl eisstationary.
When telephoning ,you must observe the legal
requirements for the country in which yo uare
currentl ydriving.
XSwitch on the mobil ephone (see the manu-
facturer’ soperating instructions).
XSwitch on the multimedia system( seet he
Digita lOperator' sManual)
XEstablis haBluetooth®connectio ntothe mul-
timedia system(Ypage 215).
XPress the =or; button on the steering
whee ltoselect theTelmenu.
Yo uw ills ee one of the following displa ymes-
sage sint he multifunctio ndisplay :
RPhone READYor the nam eofthe network
provider: the mobil ephone hasf oundanet-
work and is ready to receive.
RPhone No Service:t here is no network
availabl eorthe mobil ephone is searching for
an etwork.
Menus and submenus169
On-board computer and displays
Z

XPress the=or; button on the steering
wheel to select the DriveAssistmenu.
XPress the9or: button to select
Assist. Graphic.
XPress ato confirm your selection.
The multifunction display shows the Distance
Assist DISTRONIC distanc edisplay in the
assistanc egraphic display.
The assistanc egraphic shows you the status
of and/or information from other driving sys-
tems or driving safety systems:
RDistance Assist DISTRONIC (Ypage 140)
RActive Brake Assist (Ypage 58)
RATTENTION ASSIST (Ypage 158)
RLane Keeping Assist (Ypage 161)
Activating/deactivating Active Brake
Assist
You can use this function to activat eordeacti-
vate Active Brake Assist.
XPress the =or; button on the steering
wheel to select the DriveAssistmenu.
XPress the9or: button to select
Brake Assist.
XPress ato confirm.
The currents election appears.
XTo activate/deactivate: press theabut-
ton again.
When Active Brake Assist is deactivated, the
æ symbol appears in the multifunction dis-
play in the assistanc egraphic display.
Further information on Active Brake Assist
(
Ypage 58).
Setting ATTENTION ASSIST
XPress the =or; button on the steering
wheel to select the DriveAssistmenu.
XPress the9or: button to select
Attention Assist.
XPress ato confirm your selection.
The currents election appears.
XTo activate/deactivate: press theabut-
ton again.
When ATTENTION ASSIST is deactivated, the
é symbol appears in the multifunction dis-
play in the assistanc egraphics display.
For further information about ATTENTION
ASSIST, see (
Ypage 158).
Activating/deactivating Blind Spot
Assist
XPress the =or; button on the steering
wheel to select the DriveAssistmenu.
XPress the9or: button to select
Blind Spot Assist.
XPress ato confirm your selection.
The currents election appears.
XTo activate/deactivate: press theabut-
ton again.
Further information on Blind Spot Assist
(
Ypage 159).
Activating/deactivating Lane Keeping
Assist
XPress the =or; button on the steering
wheel to select the DriveAssistmenu.
XPress the9or: button to select
Lane Keeping Assist.
XPress ato confirm your selection.
The currents election appears.
XPressaagain.
XPress :or9 to set Off,Standardor
Adaptive.
XPress the abutton to save the setting.
When Lane Keeping Assist is activated, the
multifunction display shows the lane mark-
ings as bright lines in the assistanc egraphic.
Further information on Lane Keeping Assist
(
Ypage 161).
Service menu
Dependin gonthe equipment installed in the
vehicle, you have the following options in the
Serv.
menu:
RCalling up display messages (Ypage 178)
RRestartin gthe tire pressure loss warning sys-
tem (Ypage 267)
RChecking the tire pressure electronically
(Ypage 267)
RCalling up the service due date
(Ypage 237)
Menus and submenus171
On-board computer and displays
Z

XPress the:or9 button to select the
Automatic Door Lockfunction.
When the Automatic Door Lockfunction is
activated, the multifunction display shows the
left-hand vehicle door in orange.
XPress the abutton to save the setting.
For further information on the automatic locking
feature, see (
Ypage 71).
Activating/deactivating the acoustic
locking verification signal
If you switch on the AcousticLockfunction, an
acoustic signal sounds when you lock the vehi-
cle.
XPress the =or; button on the steering
wheel to select the Sett.menu.
XPress the:or9 button to select the
Vehiclesubmenu.
XPress ato confirm.
XPress the :or9 button to select the
Acoustic Lockfunction.
If the Acoustic Lockfunction is activated,
the & symbol in the multifunction display
lights up orange.
XPress the abutton to save the setting.
Comfort
Activating/deactivating the EASY-
ENTRY/EXITf eature
GWARNING
When the EASY-ENTRY/EXIT feature adjusts
the steerin gwheel, you and other vehicle
occupants–p articularly children –could
become trapped. There is arisk of injury.
While the EASY-ENTRY/EXIT feature is mak-
ing adjustments, make sure that no one has
any body parts in the sweep of the steering
wheel.
If somebody becomes trapped:
Rpress one of the memory function position
buttons, or
Rmove the switch for steerin gwheel adjust-
ment in the opposite direction to that in
which the steerin gwheel is moving.
The adjustmen tprocess is stopped.
XPress the =or; button on the steering
wheel to select the Sett.menu.
XPress the:or9 button to select the
Conveniencesubmenu.
XPress ato confirm.
XUsing :or9,s elect the EasyEntry/Exitfunction.
If the EasyEntry/Exitfunction is activated,
the multifunction display shows the steering
wheel in orange.
XPress the abutton to save the setting.
Further information on the EASY-ENTRY/EXIT
feature (
Ypage 89).
Switching the seat belt adjustment on/off
XPress the =or; button on the steering
wheel to select the Sett.menu.
XPress the:or9 button to select the
Conveniencesubmenu.
XPress ato confirm.
XPress the :or9 button to select the
Belt Adjustmentfunction.
When the Belt Adjustmentfunction is acti-
vated, the seat belt is displayed in orange in
the multifunction display.
XPress the abutton to save the setting.
For further information on belt adjustment, see
(
Ypage 42).
Switching the fold-in mirrors when lock-
ing feature on/off
This function is only availablew hen the vehicle is
equipped with the electrical fold-in function.
This function is only availableinC anada.
When you activat ethe Auto.
MirrorFoldingfunction, the exterior mirrors are folded in when
the vehicle is locked.
If you have switched on the Auto. Mirror
Foldingfunction and you fold in the exterior
mirrors using the button on the door
(
Ypage 91), they will not fold out automatically.
The exterior mirrors can then only be folded out
using the button on the door.
XPress the =or; button on the steering
wheel to select the Sett.menu.
XPress the:or9 button to select the
Conveniencesubmenu.
XPress ato confirm.
174Menus and submenus
On-board computer and displays

Overall statistics
:RACETIMERoverall evaluation
;Total time driven
=Average speed
?Distance covered
AMaximum speed
If you save at least one lap and then stop RACE-
TIMER, an overall evaluation is available.
XPress the =or; button on the steering
wheel to select the AMGmenu.
XPress the9button repeatedly until the
overall evaluation appears.
Lap statistics
:Lap
;Lap time
=Average lap speed
?Lap length
ATop speed during lap
This function is only available if you have stored
at least two laps and have stopped the RACE-
TIMER.
XPress the =or; button on the steering
wheel to select the AMGmenu.
XPress the9button repeatedly until the lap
evaluation is shown.
Each lap is shown in aseparate submenu. The
fastest lap is indicated by flashing symbol :.
XPress the9or: button to select adif-
ferentl ap evaluation.
Display messages
Introduction
General notes
Display messages appear in the multifunction display.
Display messages with graphic displays may be shown in simplified form in the Operator's Manual
and may therefore differ from the multifunction display.
Please respond in accordance with the display messages and follow the additional notes in this
Operator's Manual.
Certain display messages are accompanied by an audible warning ton eoracontinuous tone.
When you stop and park the vehicle, please observe the notes on:
RHOLD function (Ypage 148)
RParkin g(Ypage 131)
Display messages177
On-boardc omputer and displays
Z

Safety systems
Display messagesPossible causes/consequences andMSolutions
!÷
Currently Unavaila‐ble See Operator'sManual
ABS (Anti-lock Braking System) and ESP®(Electronic Stability Pro-
gram) are temporarily not available.
Other driving systems and driving safety systems may also malfunc-
tion.
In addition, the ÷,åand! warning lamps light up in the
instrument cluster.
Possible causes are:
RSelf-diagnosis is not yet complete.
RThe on-board voltage may be insufficient.
GWARNING
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you brake
hard, for example.
The steerability and braking characteristics may be severely affected.
The braking distance in an emergency braking situation can increase.
If ESP
®is not operational, ESP®is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
XCarefully drive asuitabled istance, making slight steering move-
ments at aspeed above 12 mph (20 km/h).
If the displaym essage disappears, the functions mentioned above
are available again.
If the multifunction displays till shows the displaymessage:
XDrive on carefully.
XVisitaqualified specialist workshop immediately.
!÷
Inoperative SeeOperator's Manual
ABS and ESP®are malfunctioning.
Other driving systems and driving safety systems may also malfunc-
tion.
The $ (USA only) or J(Canadao nly),÷, åand!
warning lamps in the instrument cluster also light up.
GWARNING
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you brake
hard, for example.
The steerability and braking characteristics may be severely affected.
The braking distance in an emergency braking situation can increase.
If ESP
®is not operational, ESP®is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
XDrive on carefully.
XVisit aqualified specialist workshop immediately.
Display messages179
On-board computer and displays
Z

Display messagesPossible causes/consequences andMSolutions
÷
Currently Unavaila‐ble See Operator'sManual
ESP®is temporarily unavailable .
Other drivin gsystems and drivin gsafet ysystems may also malfunc -
tion .
In addition ,the ÷ andå warning lamp sligh tupint heinstru-
men tcluster.
The self-diagnosis function might no tbecomplete, for example.
GWARNIN G
The brak esystem continues to function normally, but without th e
function slisted above.
The braking distanc einanemergenc ybraking situation can thus
increase.
If ES P
®is no toperational, ES P®is unable to stabiliz ethe vehicle.
There is an increased ris kofskiddin gand an accident.
XCarefully drive asuitable distance, making slight steering move-
ments at aspeed abov e12mph(20 km/ h).
If the display message disappears, the functions mentioned above are available again.
If the multifunction display still shows the display message:
XDrive on carefully.
XVisit aqualifieds pecialist workshop immediately.
÷
Inoperative SeeOperator's Manual
ESP®is malfunctioning.
Other driving systems and driving safety systems may also malfunc-
tion.
In addition, the ÷andå warning lampsl ightupinthe instru-
ment cluster.
GWARNING
The brake system continues to function normally,b ut withoutthe
functions listed above.
The braking distance in an emergency braking situation can thus
increase.
If ESP
®is not operational, ESP®is unabl etostabilize the vehicle.
There is an increased risk of skidding and an accident.
XDrive on carefully.
XVisit aqualifieds pecialist workshop immediately.
180Display messages
On-board computer and displays

Display messagesPossible causes/consequences andMSolutions
T!
÷
Inoperative SeeOperator' sManual
EBD( electronic brak eforce distribution), AB Sand ES P®are malfunc -
tioning .
Other drivin gsystems and drivin gsafet ysystems may also malfunc -
tion .
In addition ,the ÷, åand! warning lamp sligh tupint he
instrumen tcluste rand aw arning tone sounds.
GWARNIN G
The brak esystem continues to function normally, but without th e
function slisted above. The fron tand rear wheels could therefor eloc k
if you brak ehard, for example.
The steerabilit yand braking characteristics may be severely affected.
The braking distanc einanemergenc ybraking situation can increase.
If ES P
®is no toperational, ES P®is unable to stabiliz ethe vehicle.
There is an increased ris kofskiddin gand an accident.
XDrive on carefully.
XVisit aqualified specialist workshop immediately.
F(US A
only)
!(Canada
only)
Tur nOnt he Igni‐
tiontoReleas etheParkingBrake
The red F(USAonly) or ! (Canada only) indicator lamp lights
up.
You attempte dtorelease th eelectric parking brak ewhile th eignition
was switched off .
XSmartKey:tur nthe SmartKey to position 1in th eignition lock.
XKEYLESS-GO: switch on theignition .
F(USA
only)
!(Canada
only)
Please
Releas ePark‐ing Brake
The red F(USAonly) or ! (Canada only) indicator lamp flashes
and awarning tone sounds. Aconditi on for automatic release of th e
electric parking brak eisnotfulfilled (
Ypage 132).
You are drivin gwitht he electric parking brak eapplied.
XReleas ethe electric parking brak emanually.
The red F(USAonly) or ! (Canada only) indicator lamp flashes
and awarning tone sounds.
You are usin gthe electric parking brak efor emergenc ybraking
(
Ypage 132).
F(US A
only)
!(Canada
only)
Parkin gBrake See
Operator' sManual
The yellow !warning lamp lights up.
The electric parking brak eismalfunctioning .
To apply :
XSwitchthe ignition off .
XPress theelectric parking brak ehandle for at least te nseconds.
XShift th etransmission to position j.
XConsultaqualified specialist workshop .
Display messages181
On-boardc omputer andd isplays
Z