MERCEDES-BENZ SL ROADSTER 2020 Owner's Manual

It
is only possib leto shift thetransmission
from positio n005D tothe desire dpositio nif you
depres sthe brake pedal.Only thenisthe shift
lock relea sed.
i Upshifts
takeplaceathigher engine
speed safter acold start. Thishelps thecat-
aly tic converter toreach itsopera tingtem-
peratu remore quickly.
Information onthe automa ticrelea seofthe
electric parking brake(Ypage 149).
Hill start assist Hill
start assisthelps youwhen pulling away
forward orinreverse onanuphi llgradi ent.It
holds thevehicle forashort timeafter you
have removed yourfoot from thebrake pedal.
This gives youenough timetomove yourfoot
from thebrake pedalto the accelera torpeda l
and todepres sit before thevehicle beginsto
roll. G
WARNING
After ashort time,hillstart assistwil lno lon-
ger brake yourvehicle anditcould rollawa y.
There isarisk ofan accident andinjury.
Therefore, quickly move yourfoot from the
brake pedalto the accelera torpeda l.Never
lea vethe vehicle whenitis held byhill start
assis t.
Hill start assistisnot active if:
R you arepulling awayon alevel roadoron a
downhi llgradi ent
R the transmission isin positio n005C
R the electric parking brakeisappl ied
R ESP ®
is malfu nctioning ECO
start/stop function
Introductio n The
ECO start/stop functionswitches the
engine offautoma ticallyifthe vehicle isstop-
ped under certain conditions.
The engine startsautoma ticallywhenthe
driver wants topul lawa yaga in.The ECO
start/stop functiontherebyhelpsyouto
reduce thefuel consumption andemissi onsof
you rvehicle . Important
safetynotes G
WARNING
If the engine isswitched offautoma tically
and youexit thevehicle ,the engine is
restarted automatically.The vehicle may
begi nmoving. Thereisarisk ofaccident and
injury.
If you wish toexit thevehicle ,alw ays turn
off the ignition andsecure thevehicle
aga inst rollingawa y.
Gene ralnotes 0043
ECO start/stop display
The ECO start/stop functionisactivated
whenever youswitch onthe engine usingthe
SmartKey orthe Start/St opbutton.
If the engine hasbeen switched offautoma ti-
cally bythe ECO start/stop function,the00D6
ECO symbo lis shown inthe multifu nctiondis-
pla y.
Mercede s-AMGvehicles:theECO start/stop
function isonly availablein drive program C.
Automatic engineswi tch-off If
the vehicle isbraked toastandstill withthe
transmission in005B or005C, theECO start/stop
function switches offthe engine automa tically.
The ECO start/stop functionisopera tional
when:
R the indicator lampinthe ECO button islit
green
R the outsid etemperature iswithin therange
that issuita bleforthe system
R the engine isat normal operatingtempera-
ture
R the settemperature forthe vehicle interior
has been reached
R the battery issufficie ntlycharged Drivi
ng
129Drivi ngand parking Z

R
the syste mdetects thatthe winds hield is
not foggedup when the air-con ditio ning sys-
tem issw itch edon
R the hoodis clo sed
R the driver 'sdo or isclo sedand thedriver 's
se at beltis faste ned
All ofthe vehicle'ssy ste ms rem ain acti ve
wh en the engineisstop pedau toma tically.
Al lve hic les(e xc ept Merce des -AMG vehi-
cl es ):au toma ticeng ineswitch -off can take
pl ace ama xim um offou rtim esinarow (initi al
stop ,the nthre esu bs eq uent stop s).
Me rce des -AMG vehic les: the num berof con-
se cuti veautoma ticeng ineswitch -offsis
unl imite d.
The HOLD functio ncan beacti vated ifthe
eng inehasbe en switch edoff automa tically. It
is the nnot nece ssaryto conti nueapplying the
bra kes durin gthe automa ticstop phase. Wh en
yo ude pre ssthe accelera tor pedal,the engine
sta rts automa tically and thebraking effect of
the HOLD functio nis de acti vated .
Au tomati cen gine start The
enginestarts automa tically if:
R yousw itch offthe ECO start/sto pfu nctio n
by pre ssing the ECO button
R in tra nsmi ssion positio n005B or005C, thebrake
pe dalis rel easedand theHOLD functio nis
not active
R youde pre ssthe accelera tor pedal
R youeng agerev ers ege ar 005E
R youmov ethe transmi ssion outof positio n
005D
R yousw itch todrive pro gramS+
R yousw itch todrive pro gramSor M
(M erce des-AM Gveh icles )
R youunf asten your seat beltor open the driv-
er' sdo or
R the vehiclesta rts toroll
R the brakesyste mreq uires this
R the temp eraturein the vehicleinte riorde vi-
ate sfro mthe setra nge
R the syste mdetects moistureon the wind-
shi eld wh en the air-con ditio ning syste mis
sw itch edon
R the battery 'scond ition ofcha rge istoo low
Shi ftin gthe transmi ssion topositio n005D does
not startthe engine. De
activ atin gor activ atin gthe ECO
start/ stopfun ction Al
lve hic les(e xc ept Merce des -AMG vehi-
cl es ) X
To dea ctivate :pre ssECO button 0043.
Indi cato rla mp 0044goes out.
X To activ ate :pre ssECO button 0043.
Indi cato rla mp 0044lights up.
If ind icator lamp 0044isoff ,the ECO start/sto p
fu nctio nha sbe en deacti vated manua lly or as
the resultof ama lfunctio n.Theeng inewill
the nnot beswitch edoff automa tically wh en
the vehiclestop s.
Me rce des -AMG vehic les X
To dea ctivate :in dri ve pro gramC, pre ss
ECO button 0043.
or X Swi tch todrive pro gramS, S+ orM
(Y page 132 ).
Indi cato rla mp 0044goes out.
X To activ ate :pre ssECO button 0043.
Indi cato rla mp 0044lights up. 13
0 Dr
ivi ngDr ivi ng andparki ng

If
drive program S,S+ orMisactive, the
automa tictransmission switchestodrive
program C.
If indicator lamp0044isoff, theECO start/stop
function hasbeen deactiva tedmanua llyoras the
resul tof amalfu nction. Theengine will
then notbeswitched offautoma ticallywhen
the vehicle stops. Proble
mswith theengi ne Proble
m Possi
blecauses /consequen cesand 0050 0050
Solutio ns The
engine doesnot
start. The
HOLD function orActive Distance AssistDISTRONIC isactiva-
ted.
X Deactivate theHOLD function (Ypage 166)orActive Distance
Assist DISTRONIC (Ypage 163).
X Try tostart theengine again. The
engine doesnot
start. Thestarter motor
can beheard . R
There isamalfu nction inthe engine electronics.
R There isamalfu nction inthe fuel supp ly.
Before attempting tostart theengine again:
X Turn theSmartKey backtopositio n0092 inthe ignition lock.
or X Press theStart/St opbutton repeatedlyuntilallindicator lampsin
the instrument clustergoout.
X Try tostart theengine again(Y page 127). Avoid excessivel ylong
and freque ntattempts tostart theengine asthese willdrai nthe
battery.
If the engine doesnotstart after several attempts:
X Consul ta qua lifiedspecia listworkshop. The
engine doesnot
start. Youcannot hear
the starter motor. The
on-board voltageistoo low becau sethe battery istoo wea kor
discha rged.
X Jump -start thevehicle (Ypage 288).
If the engine doesnotstart despi teattempts tojump-start it:
X Consul ta qua lifiedspecia listworkshop. The
starter motorwasexposed toathermal loadthatwastoohigh.
X Allow thestarter motortocool down forappro ximately two
minutes.
X Try tostart theengine again.
If the engine stilldoes notstart:
X Consul ta qua lifiedspecia listworkshop. Drivi
ng
131Drivi ngand parking Z

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 270). 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 292)andthenotes ontowing with
both axles onthe ground (Ypage 292). DYNAMIC
SELECTcontroller General
informat ion
Select thedrive program usingtheDYNAMIC
SELE CTcont roller. Available
driveprogra ms: I
Individual Individual
settings C
Comfort Comfort-
oriented, opti-
mum-econ omyengine and
transmission settings S
Sport Sporty
engine andtrans-
mission settings S+
Sport Plus Particularly
sportytrans-
mission settings Race
Maximum
sportiness and
engine andtransmission
settin gssuitable forthe
racetrack Depending
onthe drive program selected the
following vehiclecharacterist icswill change:
R the drive (engine management)
R the transmission management
R ESP ®
R the suspension
R the steering 132
DY
NAMIC SELECTcontrolle rDrivingandparking

R
the availabi lity of the ECO start/sto pfu nc-
tio n
R the driver assista nce syste ms
R the availabi lity of glid ing mod e
Fur therinf orm ation for automa ticdrive pro -
gra mcha racteri stics (Y page 139 ).
Add itiona lly, in dri ve pro gramIyo ucan confi g-
ur ethe respectiv eveh iclecha racteri stics
us ing the multimed iasyste m. Youcan find
inf orm ation abou tthi sin the DigitalOp era tor' s
Ma nua l.
Each timeyo usta rtthe enginewith the Sma rt-
Key orthe Star t/Stop button, drive pro gramC
is acti vated .For furthe rinf orm ation abou t
sta rtin gthe engine,se e(Y page 127 ). Se
lecti ng the driv eprog ram X
Tu rn DYN AMIC SELEC Tcontro ller 0043 as
ma nytim esasnece ssaryunti lthe desired
dri ve pro gramisse lected .
The symbo lof the selected drive pro gramis
sho wninthe multifu nctio ndisp lay.
In additio n,the current drive pro gramset-
ting sar edisp laye dbri eflyin the multimed ia
sy ste mdisp lay.
The drive pro gramind icator onDYN AMIC
SELEC Tcontro ller 0043 lights upinred .
Add itiona linf orm ation for drive pro grams
(Y page 139 ). Add
ition alsettin gs 0043
ECO start/sto pfu nctio n(Y page 129 )
0044 ESP ®
(Y page 65)
0087 Suspensi on (Ypage 173)
0085 Perma nent activatio nof ma nua lge arshi ft-
ing (Ypage 142)
Wh enyoupre ssbuttons 0043-0085 the corr e-
sp ond ingsetting isse lected .Th eDYN AMIC
SELEC Tcontro ller setting isove rwritte n.
Th esese tting swi llal so be mainta inedifyo u
sw itch todrive pro gramRAC E,S+ ,S or Cwi th
the DYN AMIC SELEC Tcontr oller.
If yo usw itch todrive pro gramI,allstor ed
cha racter istics willbe acc epted .Th isisalso
the caseif yo uha ve pre viouslypre sse dbu t-
tons 0043-0085. DY
NAM ICSELECT butto n(al lve hi-
cl es except Me rce des -AMG vehic les)
Use theDYN AMIC SELEC Tbu tton tocha nge
the drive pro gram.Dep endingonthe drive pro -
gra mselected thefollowi ng veh iclecha racter -
is tics willcha nge :
R the drive (engi ne and transmi ssion manag e-
ment)
R the susp ens ion
R the steering
R the curvetilting functio n(ve hicle swi th
Activ eBod yCo ntrol )
R the contro lthre sholdsof ESP ®
Each timeyo usta rtthe enginewith the Sma rt-
Key orthe Star t/Stop button, drive pro gramC
is acti vated .Fur therinf orm ation abou tsta rtin g
the engine(Ypage 127 ).
Each timeyo usta rtthe enginewith the Sma rt-
Key ,dri ve pro gramCis acti vated .Fur ther DYN
AMIC SELEC Tbutto n(a llve hicles excep tMe rce des-A MG vehicles)
133Driving andpa rki ng Z

inf
ormat ionabout startingthe engin e
(Y page 127). X
Press DYNAMICSE LECT butt on0043 asmany
tim esasnec essary untilthe desire ddrive
progr amisselec ted.
The selec teddrive programappears inthe
multif unction display. After ashor tperiod of
tim e,the display goesoutand thesymbol
for the selec teddrive programappears.
In addition ,the curr entdrive programset-
tin gs are displayed brieflyin the multim edia
syst emdisplay.
i In
afew coun tries, theECO start/sto p
func tion isdeact ivatedat the factorydue to
the available fuelgrade. Inthis case, the
ECO start/sto pfunc tion isnot available in
any drive program,regar dless ofthe display
in the multim ediasystemdisplay.
Availa bledrive progra ms: C
Comfo rt Comfo
rtable andecon omi-
cal drivin gchar acterist ics S
Spor t Spor
tydrivin gchar acteris-
tic s S+
Spor tPlus Part
icularly sportydrivin g
char acterist ics I
Ind ividual Ind
ividual settings E
Ec ono my
(vehic leswith
adjust able
dampin g) Part
icularly economical
drivin gchar acterist ics CV
CURVE
(vehic leswith
Ac tiveBody
Cont rol) Part
icularly economical
drivin gchar acterist icswith
cor ner ing func tion Addit
ional informat ionfordrive programs
(Y page 139). DYNAMIC
SELECTcontroller
(Mer cedes-AM Gvehicles) Gener
alinfor mation
Selec tthe drive programusing theDYN AMIC
SE LECT con troller.
Availa bledrive progra ms: I
Ind ividual Ind
ividual settings C
Comfo rt Comfo
rt-or ient ed,opti-
mum- economyengin eand
tr ansm ission settings S
Spor t Spor
tyengin eand trans-
missio nset tings S+
Spor tPlus Part
icularly sportytrans-
missio nset tings Ra
ce Maxim
umsport inessand
engin eand transm ission
set tings suitable forthe
racet rack Depe
ndingon the drive programselec tedthe
followin gvehic lechar acterist icswill chan ge:
R the drive (enginemanag ement)
R the transm ission manag ement
R ES P®
R the suspen sion
R the steerin g
R the availability ofthe ECO start/sto pfunc -
tion
R the drive rassist ancesyst ems
R the availability ofgliding mode
Furt herinformat ionforautom aticdrive pro-
gram characterist ics(Ypage 139).
Addit ionally, indrive programIyou can config-
ure therespe ctive vehic lechar acterist ics
using themultim ediasystem. You canfind
inf ormat ionabout thisinthe Digit alOperat or's
Manual.
Eac htim eyou startthe engin ewith theSmar t-
Key orthe Start/ Stop butt on,drive programC
is act ivate d.For further informat ionabout
star tingthe engin e,see (Ypage 127). 134
DYNAMIC
SELECTcontroller(Merced es-AMGvehicles)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 139). Additional
settings 0043
ECO start/ stopfunct ion(Ypage 129)
0044 ESP ®
(Y page 65)
0087 Suspension (Ypage 173)
0085 Permanent activationofmanual gearshift-
ing (Ypage 142)
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. Automat
ictransmission
135Drivingandparking Z

005D
Park position
005E Reverse gear
005C Neutral
005B Drive
The selector leveralway sreturn sto its original
position. Thecurren ttrans mission position 005D,
005E, 005Cor005B isshown inthe trans mission
position displayinthe multifunc tiondisplay.
Mercedes-AMG vehicles
! If
the engine speedistoo high orthe vehi-
cle isin motion ,do not shift theautomatic
tran smission directlyfrom005Bto005E, from
005E to005B ordirectly to005D.
Do not open thedriver's doorwhile thevehi-
cle isin motion .At low speeds intrans mis-
sion position 005Bor005E, otherwise parkposi-
tion 005Disengaged automatically.
The transmission couldbedamaged. 005D
Park position
005E Reverse gear
005C Neutral
005B Drive
The selector leveralway sreturn sto its original
position. Thecurren ttrans mission position 005D,
005E, 005Cor005B isshown inthe trans mission
position displayinthe multifunc tiondisplay. Tr
ansmission positionanddrive pro-
gram display All
vehicles (exceptMercedes-AMG vehi-
cles) 0043
Transmission position
0044 Gear
0087 Drive program
The curren ttran smission positionanddrive
program appearinthe multifunc tiondisplay.
Mercedes-AMG vehicles 0043
Transmission position
0044 Drive program
The curren ttran smission positionanddrive
program appearinthe multifunc tiondisplay.
In addition todrive program 0044being shown in
the multifunc tiondisplay, thecurren tlyselec-
ted drive program isindicated inred onthe
DYNA MICSELECT controller (Ypage 132). 136
Automa
tictransmissionDriving andparking

Engag
ingpark posi tion P All
vehi cles (excep tMer cedes -AMGvehi -
cles) X
When theveh icle isstatio nary,depr essthe
brak epedal.
X Pre ssbut ton0043.
Mer cedes -AMGvehi cles X
When theveh icle isstatio nary,depr essthe
brak epedal.
X Pre ssbut ton0043.
Engag ingpark posi tion Pau tom ati-
cally Park
position005Disauto maticall yeng aged if:
R you switchoff theeng ineusin gth eSm art-
Key and remove theSm artKey
R you switchoff theeng ineusin gth eSm art-
Key orusin gth eSt art /S topbutt onand
open thedriv er'sdoor orfron t-passe nger
door
R you open thedriv er'sdoor when theveh icle
is statio naryor when drivingataver ylow
spee dand thetrans miss ionisin posit ion005B
or 005E Un
der certain condition s,theauto matictrans -
miss ionshiftsauto maticall yto trans miss ion
posit ion005Difth eHO LD function orActiveDis -
tan ceAssist DISTRO NICisact ivat ed. Obse rve
th einf orm ationon theHO LD function
(Y page 167)and onActiveDis tan ceAssist
DI STRO NIC(Ypage 161).
Engag ingreversegear R !
On
lymov eth eauto matictrans miss ionto
005E when theveh icle isstatio nary.
X De pres sth ebrak eand keep itpres sed.
X Push theselec torleve rfor wards pastthe
fir st poin tof res istanc e.
The ECO start /stopfun ction isno tavailabl e
when revers egear iseng aged. Further infor-
mat ionontheECO start /stopfun ction
(Y page 129).
Shif tingto neut ralN G
WAR
NING
If ch ildre nare left unsuperv isedintheveh i-
cle ,th ey coul d:
R oper atetheveh icle'sequipm ent
Add ition ally, childre ncoul dset theveh icle in
mot ionif,for exam ple,they:
R rele ase thepark ingbrak e
R shif tth eauto matictrans miss ionout of
park position005D
R start theeng ine
Ther eis arisk ofan acc iden tand injury.
Nev erleave childre nor anim alsunat tende d
in theveh icle.
When leavingth eveh icle,always taketh e
Sm artKey with youand lockth eveh icle.This
also applies fortheDig ital Vehi cleKey ifth e
"Dig italVehi cleKey" function isact ivat edvia
Mer cedesme connect.
X When theveh icle isstatio nary,depr essthe
brak epedal.
X Push theselec torleve rfor wards orback to
th efir st poin tof res istanc e.
If you switchtheeng ineoffwith thetrans mis-
sion inposit ion005Eor005B, theauto matictrans -
miss ionshiftsto 005C auto maticall y. Aut
oma tictrans mission
137Drivingand parking Z

With
theSmartKey: ifyou then open thedriv-
er's door orthe front-passenge rdoor or
remove theSmartKey fromtheignitio n,the
au tomatic transmissi onshifts to005D automati-
call y.
With KEYLESS-GO :if you then open thedriv-
er's orfront-passenge rdoor, theautomatic
transmissi onshifts to005D automatical ly.
If you want theautomatic transmissi onto
remai nin neutral 005C,e.g. when havingthe
vehicl eclea ned inan automatic carwas hwith
a towing system:
X Vehic leswith KEYLESS-GO :remove the
Start/Stop buttonfromtheignitio nlock.
X Insert theSmartKey intotheignitio nlock.
X All vehi cles:swi tch the ignitio non.
X Depress thebrake pedaland keep it
depre ssed.
X Shift toneutral 005C.
X Rel ease thebrake pedal.
X Rel ease theelectric parkingbrake.
X Switch offthe ignitio nand leavethe Smart-
Key inthe ignitio nlock.
Eng agin gdrive position D X
When thevehicl eis stationa ry,depre ssthe
brake pedal.
X Push thesele ctor leverback pastthefirst
point ofresis tance. Transmissio
npositi ons 0045 Park
positi on
This prevents thevehicl efrom roll-
ing awa ywhen stoppe d.
Only shiftthetransmissi oninto
posi tion 0045 (Ypag e135) when
the vehicl eis stationa ry.The park-
ing lock shou ldnot beused asa
brake whenparking.Alwa ysapp ly
the electronic parkingbrake inadd i-
tion tothe parki nglock inorder to
secure thevehicl e.
If the SmartKey isremoved fromthe
ignitio nlock, thetransmissi onis
locked.
The automatic transmissi onshifts
to 0045 automatical ly:
R when theSmartKey isremoved
from theignitio nlock
R when theengine isswi tched off
with thetransmissi oninposi tion
0046 or003A andone ofthe
doors isopened
In the event ofamalfu nction ofthe
vehicl e'selectronics, thetransmis-
sion may lockinposi tion 0045.
Have thevehicl eelectronics
checked immediatelyat aqua lified
speci alist worksho p. 0046 Reverse
gear
Only shiftthetransmissi oninto
posi tion 0046 when thevehicl eis
stationa ry. 138
Automatic
transmissio nDrivingand parking