2019 MERCEDES-BENZ SL ROADSTER warning light

Problem
Possible
causes/co nsequences and0050 0050
Solutions The
engine isnot run-
ning smoothly andis
misfiring. There
isamalfunction inthe engine electron icsorinamechanical
componen tof the engine management system.
X Only depress theaccelerator pedalslightly.
Otherwise, non-combusted fuelmay getinto thecatalytic con-
verter anddamage it.
X Have thecause rectified immediately ataqual ified specialist
workshop. The
coolant tempera-
ture display showsa
value above 248‡
(120 †).The coolant
warning lampmayalso
be on and awarning
tone maysound. The
coolant levelistoo low. Thecoolant istoo hotand theengine is
no longer beingcooled sufficiently.
X Stop assoon aspossible andallow theengine andthecoolant to
cool down.
X Check thecoolant level(Ypage 267). Observe thewarning notes
as you dosoand add coolant ifnecessary. If
the coolant leveliscorrect ,the engine radiator fanmay befaulty.
The coolant istoo hotand theengine isno longer beingcooled suf-
ficiently.
X At coolant temperatures below248‡(120 †),drive tothe near-
est quali fiedspecialist workshop.
X Avoid heavy loadsonthe engine asyou doso, e.g. driving in
mountainous terrainandstop-and- gotraffic. Notes
ontowing vehicles
The vehicle isnot suitable forattaching tow
bar systems, suchasthose usedforflat tow-
ing ordinghy towing.
Att aching orusing towbarsystems mayresult
in damage tothe vehicle.
When towing avehicle withtowbarsystems,
safe driving characterist icscannot beguaran-
teed forthe towing vehicle orthe towed vehi-
cle.
The vehicle/vehicle combinationmayswerve.
Observe thepermissible towingmethods
(Y page 289)andthenotes ontowing with
both axles onthe ground (Ypage 289). DYNAMIC
SELECTbutt on(all vehi-
cles except Mercedes-AMG vehicles)
Use theDYNAMIC SELECTbutton tochange
the drive program. Depending onthe drive pro-
gram selected thefollowing vehiclecharacter-
istics willchange:
R the drive (engine andtransmission manage-
ment)
R the suspension
R the steering
R the curve tilting function(vehicles with
Act ive Body Control)
R the cont rolthresholds ofESP ®
Each timeyoustart theengine withtheSmart-
Key orthe Start /Stopbutton, driveprogram C
is activated. Furtherinformation aboutstartin g
the engine (Ypage 127).
Each timeyoustart theengine withtheSmart-
Key, drive program Cis activated. Further
information aboutstartin gthe engine
(Y page 127). 132
DY
NAMIC SELECTbutt on(all vehicl esexce ptMercedes-AMG vehicles)Driving andparking

Selec
tingthedrive progra m X
Turn DYNAMI CSEL ECT controller 0043as
many times asnecessary untilthedesired
drive program isselected.
The symbol ofthe selected driveprogram is
shown inthe multifunct iondisplay .
In addition, thecurrent driveprogram set-
tings aredisplay edbriefly inthe multimedia
system display.
The drive program indicator onDYNAMIC
SEL ECT controller 0043lights upinred.
Additional information fordrive programs
(Y page 138). Additional
settings 0043
ECO start/ stopfunct ion(Ypage 129)
0044 ESP ®
(Y page 65)
0087 Suspension (Ypage 171)
0085 Permanent activationofmanual gearshift-
ing (Ypage 141)
When youpress buttons 0043-0085 the corre-
sponding settingis selected. TheDYNAMIC
SEL ECT controller settingis overwritten .These
settingswill also bemaintained ifyou
switch todrive program RACE,S+,Sor Cwith
the DYNAMI CSEL ECT controller.
If you switch todrive program I,all stored
characterist icswill beaccepted. Thisisalso
the case ifyou have previously pressedbut-
tons 0043-0085. Automat
ictransmission Import
antsafety notes G
WARNING
If the engine speedisabove theidling speed
and youengage transmissionposition 003A
or 0046, thevehicle couldpullaway sud-
denly. Thereisarisk ofan accident.
When engaging transmissionposition 003A
or 0046, alwaysfirmly depress thebrake
pedal anddonot simultaneously accelerate. G
WARNING
The automatic transmissionswitches toneu-
tral position Nwhen youswitch offthe
engine. Thevehicle mayrollaway .There isa
risk ofan accident.
Aft erswitching offthe engine, alwaysswitch
to parking position P.Prevent theparked
vehicle fromrolling awaybyapply ingthe
parking brake. Selec
torlever
Overview oftransmission positions All
vehicles (exceptMercedes-AMG vehi-
cles)
! If
the engine speedistoo high orthe vehi-
cle isin motion, donot shift theautomatic
transm issiondirectly from005Bto005E, from
005E to005B ordirectly to005D.
Do not open thedriver's doorwhile thevehi-
cle isin motion. Atlow speeds intransm is-
sion position 005Bor005E, otherwise parkposi-
tion 005Disengaged automatically.
The transm issioncouldbedamaged. 134
Automat
ictransmissionDriving andparking

Emis
sioncontrol G
DANG
ER
Combus tioneng inesemit poiso nous
exh aust gases suchas car bon mon oxide.
In halin gth ese exhaust gases ishaz ardo usto
healt hand canresult inpoiso ning.Ther eis a
risk offat alinj ury. Ther efore, nev erleave the
eng inerunningan enc lose dspac ewith out
adequat even tilatio n.
Cert aineng inesyst ems aredesig nedtokeep
th eleve lof poiso nous com ponentsin exh aust
fum eswith inlegal limits.
Thes esyst ems onlywork atpeak efficie ncyif
th ey are serviced exac tlyinacc ordanc ewith
th eman ufacturer'sspec ificatio ns.Always have
work ontheeng inecarried outataqualifi ed
spec ialist workshop.Mer cedes-Ben zrec om-
men dsthat you useanauth orizedMer cedes-
Ben zCent erfor this purpo se.Inpart icular ,
work relevantto safe tyor on safe ty-relat ed
syst ems must becar ried outataqualifi edspe-
ciali stwork shop.
The enginesettings must notbe chang ed
unde rany circum stanc es.Furtherm ore,all
spec ificservicework must becar ried outat
reg ular interv als and inacc ordanc ewith the
Mer cedes-Ben zser vicerequi rements.De tail s
can befoun din theMain tenan ceBoo klet. ECO
displa y
The ECO displayshow syou how economic al
your drivingstyle is.The ECO displayassis ts
you inach ievin gth emos teco nomic aldriv ing
st yle fortheselec tedset tings and prev ailing
con dition s.Your drivingstyle can significant ly
inf luen cetheveh icle'scon sump tion. 0043
Accel erat ion
0044 Coast ing
0087 Con stant
0085 Add ition alran geach ieve d Rang
e0085 isshow nunde rBon usfr. Start Bon
usfr. Start
and represen tstheaddit ionalran geach ieve d
sin ce thebegin ningof thejo urn eyasares ult
of an adapt eddriv ingstyle.
If th efuel levelhas dropped intoth eres erve
ran ge, theFue lLow Fue
lLow message isshow nin the
mult ifunction displ ayinstead ofran ge0085. The
00B6 warninglamp intheins trumen tclus ter
also lightsup (Ypage 239).
The ECO displaycon sistsof three sections,
with aninnerand outerarea. Thesections cor -
res pon dto thefoll owin gth ree categor ies: 0043
Acceler
ation (eval uatio nof all
acc eler ationpro ces ses) :
R theout erarea fillsupand the
inn erarea lightsup gre en: mod er-
ate acceler ation,espe ciallyat
high erspee ds
R theout erarea empt iesand the
inn erarea isgray: sportyacc eler -
atio n 0044
Coast
ing(eval uatio nof all dec eler -
atio npro ces ses) :
R theout erarea fillsupand the
inn erarea lightsup gre en: antici-
pat ory driving,ke epin gyour dis-
tan ceand early release ofthe
acc eler ator.The vehicle can
coas twith outuse ofthebrak es.
R theout erarea empt iesand the
inn erarea isgray: frequen theav y
brak ing 0087
Const
ant(continuo usevaluat ion
ove rth eent irejourn ey):
R theout erarea fillsupand the
inn erarea lightsup gre en: con-
st ant spee dand avoid anceof
unn ecessar yacc eler ationand
dec eler ation
R theout erarea empt iesand the
inn erarea isgray: fluctuat ionsin
spee d The
three innerareas displaythecur ren tdriv -
ing style and light upgre enasares ult ofapar-
tic ularly economic aldriv ingstyle. Depen ding
on thedriv ingsituatio n,up totwo areas may
light upsimul taneously.
At thebegin ningof thejo urn ey, theth ree
out erareas areempt yand fillup asares ult of 150
Driv
ingtipsDriv ingand parking

tim
e.Thi sma yal so occu raf ter the vehicleha s
be en washe dor driven throughde ep water.
Yo uthe nha ve todepre ssthe brakepedal
mor efir ml y.Ma inta inagre aterdi sta nce from
the vehiclein fro nt.
After drivin gon awe troa dor havin gthe vehi-
cle washe d,bra kefirml ywh ile pa ying atte ntion
to the trafficcond itions .Thi swi llwa rm upthe
bra kediscs ,the reb ydry ing themmor equ ickl y
and protecti ngthe magainst corr osion.
Li mite dbrak ingperf orman ceon salt-
treate droad s If
yo udri ve on salte droa ds,a laye rof saltres i-
du ema yfor mon the brakediscs and brake
pa ds.Thi scan resultin asigni ficantl ylo nge r
bra king dista nce.
R In ord erto pre vent anysaltbu ild-u p,apply
the brakes occa siona lly wh ile pa ying atte n-
tio nto the trafficcond itions .
R Ca ref ully de pre ssthe brakepedaland the
be ginning andend ofajou rney .
R Ma inta inagre aterdi sta nce tothe vehicle
ah ead.
Se rvi cing the brak es !
The
brakefluidlevel maybe too low, if:
R ifthe red brakewarning lamp lights upin
the instrument cluste rand
R youhe ar awa rning tone while the engine
is running
Ob serve additio nal warning mes sage sin the
mu ltifu nctio ndisp lay.
The brakefluidlevel maybe too low du eto
bra kepadwe aror leaki ng bra kelines .
Hav ethe brakesyste mche cked immed i-
ate ly.Co nsu ltaqu alifi ed speci alistwo rk-
sho pto arrange this.
! As
the ESP ®
sy ste mopera tes automa ti-
cal ly,the engineand theigniti onmu stbe
sw itch edoff (theSma rtKeymu stbe inpo si-
tio n0092 or0047 inthe igniti onlock orthe
Star t/Stop button mustbe inpo sitio n0092 or
0047) ,if:
R the parki ng bra keistes ted using abra ke
dy nam ome ter.
R the vehicleis tow edwith the frontaxl e
ra ised . Bra
king triggered automa tically by ESP ®
ma ycau sesever eda ma getothe brakesys-
tem.
All che cks and mainte nanc ewo rkon the brake
sy ste mmu stbe car riedou tat aqu alifi ed spe-
cia list wo rksh op.
Hav ebra kepads installed and brakefluid
rep laced ataqu alifi ed speci alistwo rksh op.
If the brakesyste mhasonl ybe en subje ctto
mod erateload s,yo usho uld tes tthe functio n-
al ity ofyour bra kes atreg ular inte rvals.
Info rma tionon BAS (Brake Assist)(Ypage 61)
and onBra keAssi stwith Cross -Tra fficAssi st
(Y page 61) .
Me rce des-Be nzrec omm endstha tyo uonl y
ha ve bra kepads/li ning sins talled on your veh i-
cle which have been appro ved forMerce des-
Benz vehicles orwh ich corr espo nd toan
eq uiva lent quality sta nda rd.Bra kepads/
li ning swh ich have not been appro ved for
Me rce des-Be nzveh icles orwh ich arenot ofan
eq uiva lent quality cou ldaffect your veh icle's
op era ting safety .
Me rce des-Be nzrec omm endstha tyo uonl yus e
bra kefluidtha tha sbe en speci ally ap pro ved
for your veh icleby Me rce des-Be nz,orwh ich
corr espo nds toan equiva lent quality sta nda rd.
Bra kefluidwh ich hasnot been appro ved for
Me rce des-Be nzveh icles orwh ich isnot ofan
eq uiva lent quality cou ldaffect your veh icle's
op era ting safety .
Hig h-pe rformanc eand ceramic brake
sys tem (Merc ede s-AMG vehic les) The
AMG brakesyste ms arede signe dfor
he avylo ad s.Th isma yle ad tonoi sewhen
bra king .Th iswillde pend on:
R Spe ed
R Bra king force
R Ambi entcond itions ,e.g .temp eratureand
hu midity
The wearofind ividu alcomp onents ofthe
bra kesyste m, such asthe brakepads/li ning s
or bra kediscs ,de pends onthe individu aldri v-
ing styleand opera ting cond itions .
For thisrea son ,it is im po ssi ble to sta teami le-
ag etha twi llbe valid und erallcir cum stances .
An aggre ssive drivin gsty lewillle ad tohigh
we ar.Yo ucan obtainmor einf orm ation onthis
fro maqu alifi ed speci alistwo rksh op. 15
2 Dr
ivi ng tipsDrivi ng andparki ng

Storing
orcalling upaspeed G
WARNING
If you callupthe stored speedanditdiffers
from thecurrent speed,thevehicle acceler-
ates ordecelerates. Ifyou donot know the
stored speed, thevehicle couldaccelerate
or brake unexpect edly.There isarisk ofan
accident.
Pay attent iontothe road andtraffic condi-
tions before callingupthe stored speed. If
you donot know thestored speed, storethe
desired speedagain.
X Briefly pullthecruise controllever towards
you 0087.
X Remove yourfootfrom theaccelerator
pedal.
The first time cruise controlisactivated, it
stores thecurrent speedorregulates the
speed ofthe vehicle tothe previously stored
speed.
Setting aspeed G
WARNING
Keep inmind thatitmay take abrief
moment untilthevehicle hasmade thenec-
essary adjustment s.
Incr ease ordecrease thesetvehicle speed
to avalue thattheprevailing roadcondition s
and legal speed limitspermit. Otherwise,
sudden andunexpect edacceleration or
deceleration ofthe vehicle couldcause an
accident and/orserious injurytoyou and
others.
X To
adj ust the setspeed in1mph incre-
ments (1km/h increments): brieflypress
the cruise controllever up0043 tothe pres-
sure point forahigher speed, ordown 0085
for alower speed.
Every timethecruise controllever is
pressed upordown, thelast speed stored is
increased orreduced.
X To
adj ust the setspeed in5mph incre-
ments (10km/h increments): briefly
press thecruise controllever up0043 past the pressure
pointforahigher speed, or
down 0085for alower speed.
Every timethecruise controllever is
pressed upordown, thelast speed stored is
increased orreduced.
i The
speed indicated inthe speedometer
may differ slightly fromthespeed stored.
i Cruise
controlisnot deactivated ifyou
depress theaccelerator pedal.Forexample,
if you accelerate brieflytoovertake, cruise
cont roladjusts thevehicle's speedtothe
last speed stored afteryouhave finished
overtakin g.
Deactivating cruisecontrol There
areseveral waystodeactivate cruise
cont rol:
X Briefly pressthecruise controllever for-
wards 0043.
or X Brake.
Cruise controlisautomatically deactivatedif:
R you engage theelectric parking brake
R you aredriving atless than 20mph
(30 km/h)
R ESP ®
interven esoryou deactivate ESP®
R Brake Assist interven es
R you move outoftransm issionposition 005B
If cruise controlisdeactivated, youwillhear a
warning tone.Youwillsee theCruise Con‐ Cruise
Con‐
trol Off trol
Offmessage inthe multifunct iondis-
play forapproximately fiveseconds.
i When
youswitch offthe engine, thelast
speed stored iscleared. Driving
systems
155Drivingandparking Z

Problems
withParking AssistPARKTRONIC Problem
Possible
causes/co nsequences and0050 0050
Solutions Only
thered segments
in the Parking Assist
PARKTRONIC warning
display sare lit.You also
hear awarning tonefor
approximately twosec-
onds.
Parking Assist
PARKTRONIC isdeacti-
vated afterapprox-
imately fiveseconds
and theindicator lamp
in the Parking Assist
PARKTRONIC button
lights up. Parking
AssistPARKTRONIC hasmalfunction edand hasbeen deac-
tivated.
X Ifproblems persist,haveParking AssistPARKTRONIC checkedat
a quali fiedspecialist workshop. Only
thered segments
in the Parking Assist
PARKTRONIC warning
display sare lit.Parking
Assist PARKTRONIC is
deactivated after
approximately fivesec-
onds. The
Parking AssistPARKTRONIC sensorsaredirty orthere isinter-
ferenc e.
X Clean theParking AssistPARKTRONIC sensors(Ypage 275).
X Switch theignition backon. The
problem maybecaused byan extern alsource ofradio orultra-
sound waves.
X Check tosee ifParking AssistPARKTRONIC worksatadifferent
location. Active
Parking Assist
General notes Act
ive Parking Assistisan electron icparking
aid with ultrasound. Itmeasures theroad on
both sides ofthe vehicle. Aparking symbol
indicates asuitable parkingspace.Active
steering intervention canassist youduring
parking andwhen exiting aparking space.You
can also stilluse Parking AssistPARKTRONIC
(Y page 172).
Import antsafety notes Act
ive Parking Assistismerely anaid. Itis not
a replacement foryour atten tiontoyour imme-
diate surroundings. Youarealwa ysresponsi-
ble forsafe maneuvering, parkingandexiting a
parking space.Makesurethatnopersons, ani-
mals orobject sare inthe path ofyour vehicle.
When Parking AssistPARKTRONIC isdeactiva-
ted, Active Parking Assistisalso unavaila ble. G
WARNING
While parking orpulli ngout ofaparking
space, thevehicle swingsoutand candrive
onto areas ofthe oncomin glane. Thiscould
cause youtocollide withother roadusers or
object s.There isarisk ofan accident.
Pay atten tiontoother roadusers orobject s.
Stop thevehicle ifnecessary orcancel the
Act ive Parking Assistparking procedure. G
WARNING
While parking orpulli ngout ofaparking
space, thevehicle swingsoutand candrive
onto areas ofthe oncomin glane. Thiscould
cause youtocollide withother roadusers or
object s.There isarisk ofan accident.
Pay atten tiontoother roadusers orobject s.
Stop thevehicle ifnecessary orcancel the Driving
systems
175Drivingandparking
Z

Under
thefollowi ngcircumstances, therear
view camera willnotfunction, orwill function
in alimited manner:
R ifthe trunk lidisopen
R in heavy rain,snow orfog
R at night orinvery dark places
R ifthe camera isexposed tovery bright light
R ifthe area islit by fluorescent bulbsor LED
lighting (thedispla ymay flicker)
R ifthere isasudden changeintemperature,
e.g. when driving intoaheated garagein
winter
R ifthe camera lensisdirty orobstructed.
Observe thenotes oncleaning
(Y page 275)
R ifthe rear ofyour vehicle isdamage d.Inthis
case, havethecamera position andsetting
checked ataqual ified speciali stworkshop.
The field ofvision andother functions ofthe
rear view camera mayberestrict eddue to
additional accessories onthe rear ofthe vehi-
cle (e.g. license plateholder, bicycle rack).
On vehicles with<004B0048004C004A004B0057001000440047004D00580056005700440045004F
0048[ chassis,
leaving thestandard heightcanresult ininac-
curacies inthe guide lines,depending ontech-
nical conditions.
i The
cont rast ofthe displa ymay beaffec-
ted bythe sudden presence ofsunlight or
other lightsources, e.g.when exiting a
garage. Payparticular attentioninthis situa-
tion.
i If
usabi lityisseverely restricted,e.g. due
to pixel errors, havethedispla yrepaired or
replaced.
Activating/ deactivating therear view
camera X
To activate: makesurethattheSmartKey
is in position 0048inthe ignition lock.
X Make surethattheActivation byRgear Activation
byRgear
function isselected inthe multimedia sys-
tem; seetheDigital Operator's Manual.
X Engage reverse gear.
The multimedia systemshowsthearea
behind thevehicle withguide lines.
The image fromtherear view camera is
avail able throughout themaneuvering proc-
ess. To
deactivate: therear view camera deacti-
vates ifyou shift thetransmission toposition
005D, orafter driving forwards ashort distance.
The inner segments ofthe warning indicator
are displa yedinred ifthere isacomplete sys-
tem failure.The indicator lampinthe
PARKTRONIC buttonlightsup.
If the system failsatthe rear ofthe vehicle:
R the rear segments areshown inred when
backing up.
R the rear segments arehidden whendriving
forwards.
Displays inthe multim ediasystem The
rear view camera mayshow adistorted
view ofobstacles, showthemincorrect lyor
not atall. The rear view camera doesnotshow
objects inthe followi ngpositions:
R very close tothe rear bumper
R under therear bumper
R in close range above thehandle onthe trunk
lid
! Objects
notatground levelmayappea rto
be further awaythan theyactually are,e.g.:
R the bumper ofaparked vehicle
R the drawba rof atrailer
R the ball coupling ofatrailer towhitch
R the rear section ofan HGV
R aslanted post
Use theguide linesonlyfororientation.
Approach objectsnofurther thanthebot-
tom-most guideline. 0043
Yello wguide lineatadistance ofapprox-
imately 13ft(4.0 m)from therear area
0044 White guidelinewithout steering input–
vehicle widthincluding theexterior mirrors
(static) 180
Driving
systemsDriving andparking

180°
view 0043
Symbol forthe 180 °view function
0044 Your vehicle
0087 Warnin gdisplays forthe Parkin gPackage
with rearview camera
You canalso usetherear view camera to
select a180 °view.
When theParkin gPackage withrearview cam-
era isoperation al(Y page 173), asymbol for
your ownvehicle appears inthe multimedia
system. Ifthe Parkin gPackage withrearview
camera warning displays areactiv e,warning
displays 0087light upinthe multimedia system
in yellow orred accor dingly. ATTEN
TIONASSIST
General notes ATTE
NTION ASSIS Thelps youduring long,
mono tonous journ eys,such ason highways. It
is activ ein the 37mph (60km/ h)to 125 mph
(200 km/h)range. IfATTENTION ASSIST
detects typicalindica torsoffatigu eor increas-
ing lapses inconcentration onthe part ofthe
driver, itsugg ests youtake abrea k.
Important safetynotes ATTENTION
ASSISTisonly anaid tothe driver.
It might notalwaysrecognize fatigueor
increasi nginattentiveness intime orfail to
recognize thematall.The system isnot asub-
stitute forawel l-rested andattentive driver. The
functional ityofATTENTION ASSISTis
restricted andwarni ngsmay bedela yedornot
occur atall:
R ifthe length ofthe journey isless than
app roximatel y30 minutes
R ifthe road condition ispoor, e.g.ifthe sur-
face isuneven orifthere arepothol es
R ifthere isastrong sidewind
R ifyou have adopted asporty drivingstyle
with high cornering speedsorhigh rates of
accele ration
R ifyou arepredo minantly drivingslow erthan
37 mph (60km/h) orfaster than125mph
(200 km/h )
R ifyou aredrivi ngwith theSteering Assistof
Active Distance AssistDISTRONIC activated
R ifthe time hasbeen setincorrectly
R in active drivingsitua tions, suchaswhen
you change lanesorchange yourspee d
The attention levelevaluation isdele tedand
restarts whenthejourney iscontinued, if:
R you switch offthe engine
R you take offyou rseat beltandopen the
driver' sdoor, e.g.forachange ofdrivers or
to take abrea k
Di splayin gthe attention level You
canhave current statusinformatio ndis-
pla yed inthe assi stance menu(Ypag e197)
of the on-board computer.
X Select theAssistance displayforATTEN-
TION ASSIST using the on-board computer
(Y pag e198) . Drivi
ngsystems
183Drivingand parking Z