2019 MERCEDES-BENZ SL ROADSTER suspension

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

X
Press DYNAMICSELECT button 0043asmany
times asnecess aryuntil thedesired drive
program isselected.
The selected driveprogram appearsinthe
multifunc tiondisplay. Afterashort period of
time, thedisplay goesoutand thesymbol
for the selected driveprogram appears.
In addition, thecurren tdrive program set-
tings aredisplayed brieflyinthe multimedia
system display.
i In
afew count ries,theECO start/stop
funct ionisdeactivated atthe factor ydue to
the availabl efuel grade. Inthis case, the
ECO start/stopfunct ionisnot availabl ein
any drive program, regardless ofthe display
in the multimedia systemdisplay.
Available driveprograms: C
Comfort Comfort
ableandeconom i-
cal driving charact eristics S
Sport Sport
ydriving charact eris-
tics S+
Sport Plus Particularly
sportydriving
charact eristics I
Individual Individual
settings E
Econ omy
(vehicles with
adjustable
damping) Particularly
economical
driving charact eristics CV
CURVE
(vehicles with
Act ive Body
Contr ol) Particularly
economical
driving charact eristics with
corn ering function Addition
alinform ationfordrive programs
(Y page 138). DYNAMIC
SELECTcontroller
(Mercedes-AMG vehicles) General
information
Select thedrive program usingtheDYNA MIC
SEL ECT controller.
Available driveprograms: I
Individual Individual
settings C
Comfort Comfort
-oriented,opti-
mum-ec onomyengineand
tran smission settings S
Sport Sport
yengine andtrans-
mission settings S+
Sport Plus Particularly
sportytrans-
mission settings Race
Maximum
sportinessand
engine andtransmission
sett ings suitable forthe
racetr ack Dependin
gon the drive program selected the
following vehiclecharacteristics willchange:
R the drive (engine management )
R the tran smission management
R ESP ®
R the suspension
R the steerin g
R the availabi lityofthe ECO start/stopfunc-
tion
R the driver assistanc esystems
R the availabi lityofgliding mode
Further informationforautomatic drivepro-
gram charact eristics (Ypage 138).
Addition ally,indrive program Iyou can conf ig-
ure therespect ivevehicle characteristics
using themultimedia system.Youcanfind
inform ationabout thisinthe Digital Operator's
Manual.
Each timeyoustart theengine withtheSmart -
Key orthe Start /Stopbutton ,drive program C
is activat ed.For further informationabout
start ingthe engine, see(Ypage 127). DYNAMIC
SELECTcontroller (Mercedes-AMG vehicles)
133Driving andparking Z

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

R
optimal fuelconsumpt ionresulting fromthe
automatic transmissionshifting upsooner.
The vehicle isdriven inthe low engine speed
range andthewheels areless likely tospin.
R gliding modeisavaila ble.
R the ECO start/stop functionisavaila ble.
R ESP ®
provides theoptimum compromise
between tractionand stability. Furtherinfor-
mation aboutESP®
(Y page 66).
Drive programI(Individual)
In drive program Ithe following properties of
the drive program canbeselected:
R the drive (engine management )
R the transm issionmanagement
R ESP ®
R the suspension
Infor mation aboutconfiguring driveprogram I
with themultimedia systemcanbefound in
the Digital Operator's Manual.
i To
permanent lyselect thegears indrive
program Iusing thesteering wheelpaddle
shifters, selecttheM(manual) settingfor
the transm ission. Manua
lgear shifting
General notes You
canchange gearyourself usingthesteer-
ing wheel paddle shifters. Thetransm ission
must beinposition 005Btodo this.
Depending onwhich steering wheelpaddle
shifter ispulled, theautomatic transmission
immediately shiftsintothenext gear down or
up, ifpermitt ed.
To use manual shifting, youhave twooptions:
R temporary setting
R permanent setting
If you activate manualgearshifting, themulti-
funct iondisplay willshow thecurrent gear
instead oftransm issionposition 005B.
If manual gearshifting isdeactivated, thegears
will beselected automatically. Temp
orarysetting X
To activat e:shift theselector leverto005B.
X Pull steering wheelpaddle shifter0043or0044.
The temporary settingisactive foracert ain
amount oftime. Under certaincondit ions,the
minimum amountoftime isexten ded,e.g.in
the case oflateral acceleration, duringoverrun
mode orwhen driving onsteep terrain.
X To deactivat e:pull steering wheelpaddle
shifter 0044and hold itin place.
or
X Use thelever toswitch thetransm ission
position.
or X All
vehicles (exceptMercedes-AMG vehi-
cles): usetheDYNAMI CSEL ECT button to
change thedrive program.
X Mercedes-AMG vehicles:usethe
DYNAMI CSEL ECT controller tochange the
drive program.
Perma nentsetting All
vehicles (exceptMercedes-AMG vehi-
cles) Automa
tictransmission
141Drivingandparking Z

Setting
raisedlevel X
Make surethattheengine isrunning orthat
it has been switched offbythe ECO start/
stop funct ion.
X Make surethataspeed of75 mph
(120 km/h) isnot exceeded.
X Ifindicator lamp0044 0044
isnot lit:press but-
ton 0043.
If the engine hasbeen switched offbythe
ECO start/ stopfunct ion,itis now restarted.
Indicator lamp0044lights up.The vehicle is
raised by1.2 in(31 mm).
Setting thenormal level
X Make surethattheengine isrunning orthat
it has been switched offbythe ECO start/
stop funct ion.
X Ifindicator lamp0044 0044
islit: press button 0043.
Indicator lamp0044goes out.Thevehicle is
adjusted tonormal level
The "Raised level" settingis canceled ifyou:
R are driving fasterthanapproximately
75 mph (120km/h).
R drive forapproximately threeminutes ata
speed over50mph (80km/h).
R or switch tothe drive program whilethe
vehicle isin motion.
Suspension tuning General
notes
The electro- hydraulicallycontrolled suspension
features improved drivingdynamics, driving
safety andride comfort .You canalso choose
between asporty, aparticularly sporty,acom-
fortable andacomfort ablemode withcurve
tilting function(CURVE). The
suspension iscont inuously tunedtoeach
wheel individual lyand depends on:
R the road surface condition ,e.g. bumps
R the vehicle load
R the drive program selected
Each timeyoustart theengine withtheSmart-
Key orthe Start /Stopbutton, theComfort
drive program isactivated. Furtherinformation
about startin gthe engine (Ypage 127).
Selec tingComfort mode In
the Comfort driveprogram, thedriving
characterist icsofyour vehicle aremore com-
fortable. Selectthismode ifyou favor amore
comfort abledriving style.
X Press DYNAMIC SELECTbutton 0043asmany
times asnecessary untiltheComfort drive
program isselected.
Selec tingSport mode
The firmer settingof the suspension tuningin
the Sport driveprogram ensuresevenbetter
cont actwith theroad. Select thismode ifyou
favor afirmer suspension setting.
X Press DYNAMIC SELECTbutton 0043asmany
times asnecessary untiltheSport drive
program isselected.
Selec tingSport Plusmode
The firmer settingof the suspension tuningin
the Sport Plusdrive program ensureseven
better contactwith theroad. Select thismode
if you favor afirmer suspension setting.
X Press DYNAMIC SELECTbutton 0043asmany
times asnecessary untiltheSport Plus
drive program isselected. Driving
systems
169Drivingandparking Z

Selec
tingtheCURVE setting
In the CURVE driveprogram, thecurve tilting
funct ionisactivated. Thevehicle tiltsbyup to
2.65 degrees intobends. Thetiltfunct ionand
the comfort suspension tuningincrease driving
comfort incorner s.CURVE isavaila bleinthe
speed rangebetween 9mph (15km/h) and
112 mph (180km/h). Selectthismode on
winding roadsinparticular. Outsidethisspeed
range, theCURVE driveprogram isthe same
as the Comfort driveprogram.
The curve tilting functionmonitor sthe road in
front ofyour vehicle bymeans ofacamera
attached atthe top ofthe windshield. This
funct ionisautomatically activeifyou select
the CURVE driveprogram. Thesystem is
operational atspeeds ofup to112 mph
(180 km/h).
X Press DYNAMIC SELECTbutton 0043asmany
times asnecessary untiltheCURVE drive
program isselected.
The system isdeactivated ifyou select adiffer-
ent drive program.
The system maybeimpaired ormay notfunc-
tion if:
R you aredriving moreslowly than9mph
(15 km/h) orfaster than112mph
(180 km/h).
R the vehicle isfully laden.
R you drive withveryhigh lateral acceleration.
Activating thedriving dynamicsdis-
play Using
thedriving dynamics displayinthe mul-
timedia systemdisplay,you can seethedrive
program youselected aswell asadditional
information onthe vehicle's operating state. X
Switch onthe multimedia system.Further
information canbefound inthe Digital Oper-
ator's Manual.
X Press button 0043.
The driving dynamics displayappears inthe
multimedia systemdisplay.
The following information onthe vehicle's
operating statusisdisplay edinthe driving
dynamics display:
R Drive program selected (Ypage 132)
R Acc elerator pedalposition shownin%
R Brake pedalposition shownin%
R Steerin gangle
R Act ivity ofthe ABC spring struts
R Vehicle leveldisplay (Ypage 168)
R Level settingsanimation
R G-FORCE crossdisplay inglongitudinal and
lateral acceleration (onlyavaila bleinSport
or Sport Plusdrive programs) Active
BodyControl (ABC)
(Mercedes-AMG vehicles)
Setting thevehicle level General
notes
The vehicle levelcanbeset using the
DYNAMIC SELECTcont roller (Ypage 133)or
the on-board computer (Ypage 171). Theset-
ting alwa yscorresponds tothe last selected
funct ion.
In order toreduce fuelconsumpt ionand
improve thedriving dynamics, thevehicle is
lowered asits speed increases. Inthe Sport
and Sport Plusdrive programs itis lowered by
up to0.5 in(13 mm), andinthe Comfort drive
program byup to0.2 in(5 mm) compared to
the normal vehicle level.Asthe speed is
reduced, thevehicle israised uptothe set
vehicle height.
Each timeyoustart theengine withtheSmart-
Key orthe Start /Stopbutton, theComfort
drive program isactivated. Forfurther informa-
tion about startin gthe engine, see
(Y page 127).
Select thenormal levelfornormal roadsurfa-
ces and theraised levelfordriving withsnow
chains oron particularly poorroadsurfaces. 170
Driving
systemsDriving andparking

Each
timeyousta rtthe enginewith the Sma rt-
Key orthe Star t/Stop button, thecomf ortable
setti ngisacti vated .For furthe rinfo rma tion
ab ou tsta rtin gthe engine,see (Ypage 127) .
Se lecti ng spo rtstuni ng The
firmer settingofthe susp ens ion tuni ngin
sp orts modeens ures eve nbe tter conta ctwith
the road.Sel ect thismod eif yo ufa vor afir mer
su sp ens ion setti ng.
X Ma kesure tha tthe engineisrunning ortha t
it ha sbe en switch edoff bythe ECO start/
stop functio n.
X Ifindic ato rlamp 0044 0044
isno tlit: pre ssbut-
ton 0043.
Indi cato rla mp 0044lights up.Spo rtssusp en-
si on tuni ngissel ecte d.
The AMG SuspensionSys tem SPORT AMG
SuspensionSys tem SPORTmes -
sa ge appe arsin the multifu nctio ndisp lay.
Se lecti ng comfo rttuni ng In
comf ortmod e,the drivin gcha racteri stics of
yo ur veh iclear emor ecomf ortable. Sel ect this
mod eif yo ufa vor amor ecomf ortable dri vin g
sty le. X
Ma kesure tha tthe engineisrunning ortha t
it ha sbe en switch edoff bythe ECO start/
stop functio n.
X Ifindic ato rlamp 0044 0044
islit: pre ssbutton 0043.
Indi cato rla mp 0044goes out.Co mfo rtable
su sp ens ion tuni ngissel ecte d.
The AMG SuspensionSys tem COMFORT AMG
SuspensionSys tem COMFORT
mes sage appe arsin the multifu nctio ndis-
pl ay .
Ac tiv atin gthe driv ingdyn amic sdis -
play inthe COMA ND display Usi
ngthe drivin gdy nam icsdisp layin the mul-
time diasy stem disp lay, yo ucan seethedrive
pro gramyousel ecte das wellas additio nal
info rma tionon the vehicle's opera ting status .
X Swi tch onCOMAND. Furtherinfo rma tion
can befou ndinthe DigitalOp era tor' sMa n-
ua l.
The followi ng info rma tionon the vehicle's
op era ting status isdisp laye din the drivin g
dy nam icsdisp lay:
R Driv epro gramsel ecte d(Y page 133 )
R Accel erator pedalpo sitio nsho wnin%
R Bra kepedalpo sitio nsho wnin%
R Stee ringang le
R Veh iclelevel disp lay(Y page 170)
R Activ ityofthe ABC sprin gstru ts
R Lev elsetti ngsanima tion
R G-FO RCEcros sto disp laylo ngi tud inaland
la tera lacc elera tion(o nly availa bl e in Spo rt,
Spo rtPlus and RAC Edri ve pro grams)
R Ove rrunmod eani ma tion Parki
ngAssist PA RKTR ONIC
Impo rtant safety notes Pa
rkin gAssi stPAR KTRONICis an electro nic
pa rkin gaid wi th ultra sou nd. Itmoni torsthe
ar ea arou nd your veh icleus ing six sen sorsin
the frontbumpe rand six sen sorsin the rear
bu mpe r.Pa rkin gAssi stPAR KTRONICvis ually
and audiblyind icates the dista nce betwe en
yo ur veh icleand anobject.
Pa rkin gAssi stPAR KTRONICis onl yan aid. Itis
not arep laceme ntfor your atte ntionto your
imm ediate surro und ings.Yo uar ealwa ys
res ponsi ble for safe ma neu vering,pa rkin gand 17
2 Dr
ivi ng system sDrivi ng andparki ng