ignition MERCEDES-BENZ SL CLASS 2020 User Guide

The
seats canstillbeadjusted whenthereis
no Smart Keyinthe ignition lock. G
WARNIN
G
When youadjust aseat, youorother vehicle
occupant scould become trapped, e.g.on
the seat guide rail.There isarisk ofinjury.
When adjusting aseat, make surethatno
one hasany body parts inthe sweep ofthe
seat. G
WARNIN
G
If the driver's seatisnot engaged, itcould
move forwards asfar asthe next catchdur-
ing movemen tsuch asbraking orabrupt
changes ofdirection .As aresult, youwould
be pushed againstyourseatbeltbythe
unsecured driver'sseat.
This could cause youtolose controlofthe
vehicle. Theseat beltcann otprotec tas
inten dedandcould result inadditional
injury.
There isarisk ofan accident andinjury.
Before everyjourney, makesurethatthe
driver's seatisfully engaged.
Observe thesafety noteson "Air bags"
(Y page 45)and "Children inthe vehicle"
(Y page 57). G
WARNIN
G
If you adjust theseat height carelessly, you
or other vehicle occupant scould betrapped
and thereby injured.Children inparticular
could accident allypress theelectric alseat
adjustmen tbutton sand become trapped.
There isarisk ofinjury.
While moving theseats, makesurethatyour
hands orother bodyparts donot getunder
the lever assembly ofthe seat adjustmen t
system. G
WARNIN
G
If the head restraints arenot installed ornot
adjusted correctly,they cannotprovide pro-
tect ionasinten ded.There isan increased
risk ofinjury inthe head andneck area, e.g.
in the event ofan accident orwhen braking. Always
drivewiththehead restraints instal-
led. Before driving off,make sureforevery
vehicle occupant thatthecent erofthe head
restr aintsupports theback ofthe head at
about eyelevel. G
WARNIN
G
You could losecontrolofyour vehicle ifyou
do the following whiledriving:
R adjust thedriver's seat,head restraint,
steerin gwheel ormirrors
R fasten theseat belt
There isarisk ofan accident .
Adjust thedriver's seat,head restraint,
steerin gwheel andmirror andfasten your
seat beltbefore startingthe engine.
! To
prevent damage tothe seats andthe
seat heating, observethefollowing notes:
R Do not spill liquids ontothe seats. Drythe
seats assoon aspossible ifliquid does
get spilled onthe seats.
R Ifthe seat covers aredamp orwet, donot
switch onthe seat heating. Also,donot
use theseat heating todry the seats.
R Clean theseat covers asrecomm ended;
see the"Inter iorcare" section .
R Do not trans portheavy loadsonthe
seats. Donot place pointed objectson
the seat cushions suchaskniv es,nails or
tools. Where possible, usetheseats only
for carrying passengers.
R When operating theseat heating, donot
cover theseats withinsulating materials,
e.g. blankets ,coats, bags,protec tivecov-
ers, child seats orbooster seats.
R When theseat heating isswitched on,the
seat surface canbedamaged asaresult
of object sbeing placed onthe seats, for
example, seatcushions, childseats and
protec tivecovers notapproved by
Mercedes- Benz.
! Make
surethatthere arenoobject sin the
footwell underorbehind theseats when
moving theseats back. There isarisk that
the seats and/or theobject scould bedam-
aged.
i The
head restraints cannotbe removed. 98
SeatsSeats,
steering wheelandmirrors

Switching
theseat heating on/off
Switching on/off G
WARNING
Repeatedly switchingonthe seat heating
can cause theseat cushion andbackrest
pads tobecome veryhot.Thehealth ofper-
sons withlimited temperature sensitivityor
a limited abilityto react tohigh tempera-
tures maybeaffected orthey mayeven suf-
fer burn-like injuries.Thereisarisk ofinjury.
Therefore, donot switch theseat heating on
repeatedly.
! When
theseat heating isswitched on,the
seat surface canbedamaged asaresult of
object sbeing placed onthe seats, forexam-
ple, seat cushions, childseats andprotec-
tive covers notapproved byMercedes-B enz.
Ensure thatthere arenoobject son the seat
surface whentheseat heating isswitched
on. Driver's
andfront -passenger seat The
three redindicator lampsinthe button
indicate theheating levelyouhave selected.
The system automatically switchesdownfrom
level 3to level 2after approximately eight
minutes.
The system automatically switchesdownfrom
level 2to level 1after approximately ten
minutes.
The system automatically switchesoffapprox-
imately 20minutes afteritis set tolevel 1.
X Make surethattheSmartK eyisin position
0047 or0048 inthe ignition lock.
X To switch on:press button 0043repeatedly
until thedesired heating levelisset.
X To switch off:press button 0043repeatedly
until allthe indicator lampsgoout.
i If
the battery voltage istoo low, theseat
heating mayswitch off.
Problems withtheseat heating Problem
Possible
causes/co nsequences and0050 0050
Solutions The
seat heating has
switched offprema-
turely orcannot be
switched on.The vehi-
cle's electrical system
voltage istoo low
because toomany elec-
trical consumers are
switched on. Switch
offelectrical consumers thatyoudonot need, suchasthe
rear window defroster orinterior lighting.
Once thebattery issufficiently charged,switchonthe seat heating
again. Seats
101Seats,steering wheeland mirrors Z

Switching
theseat ventilation on/off
Switching on/off The
three blueindicator lampsinthe buttons
indicate theblower settingyou have selected.
X Ensure thattheSmartK eyisin position 0048
in the ignition lock.
X To switch on:press button 0043repeatedly
until thedesired blowersettingis set.
X To switch off:press button 0043repeatedly
until allthe indicator lampsgoout.
i If
the battery voltage istoo low, theseat
vent ilation mayswitch off.
i If
you open theroof using theSmartK ey
(Y page 92),thedriver's seatventilation is
automatically switchedonand theside win-
dows open.
Problems withtheseat ventilation The
seat ventilation hasswitched offprema-
turely orcannot beswitched on.The vehicle's
electrical systemvoltage istoo low because
too many electrical consumers areswitched
on.
X Switch offelectrical consumers thatyoudo
not need, suchasthe rear window defroster
or interior lighting.
X Once thebattery issufficiently charged,
switch onthe seat heating again. AIRSCA
RF
Setting headlevelheating (AIRSCARF) G
WARNING
When AIRSCARF isswitched on,very hotair
can flow from thevent sin the head
restraint s.This could result inburns inthe
immediate vicinityofthe airvent s.There isa
risk ofinjury.
Reduce theheater output beforeitbecomes
too hot. The
AIRSCARF functionwarms thehead and
neck areaofvehicle occupants withwarm air.
The warm airflows outofthe holes inthe head
restraint s.
The three redindicator lampsinthe button
indicate theheating levelyouhave selected.
X Ensure thattheSmartK eyisin position 0048
in the ignition lock.
X To switch on:press button 0043.
Three redindicator lampsinthe button light
up. The blower startsupafter apreheating
phase ofseven seconds.
X Press button 0043repeatedly untilthedesired
heating levelisset.
X To switch off:press button 0043repeatedly
until allthe indicator lampsgoout.
i The
blower continues running forseven
seconds tocool down theheating elements.
i If
the battery voltage istoo low, AIRSCARF
may switch off. 102
SeatsSeats,
steering wheeland mirrors

Steering
wheel Import
antsafety notes G
WARNING
You could losecontrolofyour vehicle ifyou
do the following whiledriving:
R adjust thedriver's seat,head restraint ,
steering wheelormirrors
R fasten theseat belt
There isarisk ofan accident.
Adjust thedriver's seat,head restraint ,
steering wheelandmirror andfasten your
seat beltbefore startingthe engine. G
WARNING
Children couldinjure themselves ifthey
adjust thesteering wheel.Thereisarisk of
injury.
Never leavechildren unsupervised inthe
vehicle.
When leaving thevehicle, alwaystake the
SmartK eywith youand lock thevehicle. This
also applie sfor the Digital Vehicle Keyifthe
"Digital Vehicle Key"functionisactivated via
Mercedes meconn ect.
The electrically adjustablesteeringwheelcan
still beadjusted whenthereisno SmartK eyin
the ignition lock. Adjust
ingthe steering wheelelectri-
cally 0043
Adjust sthe steering wheelheight
0044 Adjust sthe steering wheelposition (fore-
and-aft adjustment )
i Further relatedsubjects:
R EAS Y-ENTRY/E XITfeature (Ypage 103)
R Stor ingsettin gs(Y page 107) EASY
-ENTR Y/EXITfeatur e
Import antsafety notes G
WARNING
If you drive offwhile theEAS Y-ENTRY/E XIT
feature ismaking adjustment s,you could
lose controlofthe vehicle. Thereisarisk of
an accident.
Always waituntil theadjustment processis
complete beforedriving off. G
WARNING
When theEAS Y-ENTRY/E XITfeature adjusts
the steering wheel,youand other vehicle
occupants –particularly children–could
become trapped. Thereisarisk ofinjury.
While theEAS Y-ENTRY/E XITfeature ismak-
ing adjustment s,make surethatnoone has
any body parts inthe sweep ofthe steering
wheel. Steering
wheel
103Seats,steering wheeland mirrors
Z

If
somebod ybecomes trapped:
R press oneofthe memory function posi-
tion buttons, or
R move theswitch forsteering wheel
adjustment inthe opposi tedirection to
that inwhich thesteering wheelismov-
ing.
The adjustment processisstopped. G
WARNING
When theEASY-E NTRY/EXIT feature adjusts
the steering wheelandthedriver's seat,you
and other vehicle occupants –particul arly
childre n–could become trapped.There isa
risk ofinjury.
Whil ethe EASY-E NTRY/EXIT feature ismak-
ing adjustments, makesurethatnoone has
any body parts inthe sweep ofthe seat and
the steering wheel.
If somebod ybecomes trapped:
R press oneofthe memory function posi-
tion buttons, or
R press oneofthe memory function mem-
ory buttons, or
R move theswitch forsteering wheel
adjustment inthe opposi tedirection to
that inwhich thesteering wheelismoving
The adjustment processisstopped. G
WARNING
If you useopenings inthe body work or
detachab leparts assteps, youcould :
R slip and/or fall
R dama gethe vehicle andcause yourself to
fall .
There isarisk ofinjury.
Alway suse secure climbingaids,e.g. asuit-
abl elad der.
The EASY-E NTRY/EXIT feature makesgetting
in and outofyou rvehicle easier.
You canactivate anddeactiva tethe EASY-
ENTRY/EXIT featureinthe on-board computer
(Y page 203). Posi
tion ofthe steering wheelwhen
the EAS Y-ENTRY/E XITfeature isactive The
steering wheelswings upwhen you:
R remove theSmartKey fromtheignition lock
R open thedriver's doorwithKEYLESS- GOin
positio n1
R open thedriver's doorandtheSmartKey is
in positio n0092 or0047
i The
steering wheelmoves upwards onlyif
it has notalrea dyreached theuppe rsteer-
ing limiter.
Posi tion ofthe steering wheelfor driv-
ing The
steering wheelismoved tothe last selec-
ted positio nwhen:
R the driver's doorisclosed
R you insert theSmartKey intotheignition
lock
or
R you press theStart/St opbutton onceon
vehicle swith KEYLESS- GO
When youclose thedriver's doorwiththeigni-
tion switched on,the steering wheelisalso
automa ticallymoved tothe previou slyset
positio n.
The lastpositio nof the steering columnis
stored whenyouswitch offthe ignition or
when youstore thesetting withthememory
function (Ypage 107).
Crash-responsi veEAS Y-EX ITfeature If
the crash-responsive EASY-EXITfeature is
triggered inan accident, thesteering column
wil lmove upwards when thedriver's dooris
opened. Thisoccurs irrespectiveofthe posi-
tion ofthe SmartKey inthe ignition lock.This
makes iteasi erto exit thevehicle andrescue
the occupants.
The crash-responsive EASY-EXITfeature isonly
opera tional ifthe EASY-E XIT/ENTRY featureis
activated inthe on-board computer
(Y page 203). 104
Steering
wheelSeats, steerin gwhe eland mirrors

When
leaving thevehicle, alwaystake the
Smart Keywith youand lock thevehicle. This
also applies forthe Digital Vehicle Keyifthe
"Digital Vehicle Key"functionisactivat edvia
Mercedes meconn ect.
The memory functioncan beactivat edatany
time, e.g.even when theSmart Keyisnot in
the ignition lock.
With thememory function,youcan store upto
three differen tsett ings, e.g.forthree differen t
people.
The following settings arestored asasingle
memory preset:
R Position ofthe seat, backres tand head
restr aint
R Driver 'sside: steerin gwheel position
R Driver 'sside: position ofthe exterior mirrors
on the driver's andfront-passenger sides X
Adj ust the seat electr ically(Ypage 99).
X On the driver's side,adjust thesteerin g
wheel (Ypage 103)andtheexterior mirrors
(Y page 105).
X Press memory buttonMand one ofthe stor-
age position buttons1, 2or 3within three
secon ds.
The settings arestored inthe selected pre-
set position. Aton esounds whentheset-
tings havebeen complet ed. Calling
upastored setting X
Press andhold therelevant storageposition
button 1,2or 3until theseat, steerin g
wheel andexterior mirrors areinthe stored
position.
i The
settingprocedure isinter rupted as
soon asyou release thestorage position
button . 108
Memor
yfunctionSeats, steering wheelandmirrors

When
theengine isrunn ing,thevehicle issta-
tionary andinbright ambient light:ifyou turn
the light switch tothe 0060 position, theday-
time runninglamps andparking lampsswitch
on.
If the engine isrunn ingand youturn thelight
switch to0058, themanual settings take prec-
edence overthedaytime runninglamps.
USA only:
The daytime runninglamps improve thevisibil-
ity ofyour vehicle duringtheday. Todo this,
the daytime runninglamps functionmust be
switched onusing theon-board computer
(Y page 202).
If the engine isrunn ingand youturn thelight
switch to0060 or0058, themanual settings
take preceden ceover thedaytime running
lamps.
Low-beam headlamps G
WARNIN
G
When thelight switch isset to0058, the
low-beam headlamps maynotbeswitched
on automatically ifthere isfog, snow or
other causes ofpoor visibility duetothe
weather conditionssuch asspray. Thereisa
risk ofan accident .
In such situation s,turn thelight switch to
0058.
Even ifthe light sensor doesnotdetect thatit
is dark, theparking lampsandlow-beam head-
lamps switch onwhen theignition isswitched
on and thelight switch isset tothe 0058 posi-
tion. Thisisaparticularly usefulfunctioninthe
event ofrain andfog.
X To
switch onthe low-beam headlamps:
turn theSmart Keytoposition 0048inthe igni-
tion lock orstart theengine.
X Turn thelight switch to0058.
The green 0058indicator lampinthe instru-
ment cluster lightsup.
Park inglamp s
! If
the batter ycharge isvery low,thepark-
ing lamps orstandin glamps areautomati-
cally switched offtoenable thenext engine
start .Always parkyourvehicle safelyandin
a well litarea, inaccordan cewith therele-
vant legal stipulations. Avoidusingthe0060
parking lampsoveraperiod ofseveral hours.
Ifpossible, switchonthe right- hand
0064 orleft- hand 0063 standin glamps.
X To switch on:turn thelight switch to0060.
The green 0060indicator lampinthe instru-
ment cluster lightsup.
Stand inglamp s
Switc hingonthe standin glamps ensures the
corr esponding sideofthe vehicle isillumina-
ted.
X To switch onthe stand inglamp s:the
Smart Keyisnot inthe ignition lockoritis in
position 0092inthe ignition lock.
X Turn thelight switch to0063 (left-hand side
of the vehicle) or0064 (right- handsideof
the vehicle). Combination
switch 0043
High-beam headlamps
0044 Turn signal, right
0087 High-beam flasher
0085 Turn signal, left
X To indicate briefly:pressthecombin ation
switch brieflytothe pressure pointinthe
direct ionofarrow 0044or0085.
The corresponding turnsignal flashes three
times.
X To indicate: pressthecombin ationswitch
beyond thepressure pointinthe direct ionof
arrow 0044or0085.
X To
switch onthe high-beam headlamps:
turn thelight switch to0058 or0058.
X Press thecombin ationswitch beyond the
pressure pointinthe direct ionofarrow 0043.
In the 0058 position, thehigh-beam head-
lamps areonly switched onwhen itis dark
and theengine isrunn ing. 110
Exterior
lightingLightsandwindshield wipers

The
blue 0057 indicator lampinthe instr u-
ment cluster lightsupwhen thehigh-beam
headlamps areswitched on.
X To
switch offthe high-beam headlamps:
move thecombinat ionswitch backtoits
normal position.
The blue 0057 indicator lampinthe instr u-
ment cluster goesout. Haza
rdwarning lamps X
To
switch onthe haza rdwarning lamps:
press button 0043.
All turn signals flash.Ifyou now switch ona
turn signal usingthecombinat ionswitch,
only theturn signal lamponthe correspon d-
ing side ofthe vehicle willflash.
X To
switch offthe haza rdwarning lamps:
press button 0043.
The hazard warning lampsautomatically
switch onif:
R an air bag isdeployed or
R the vehicle decelerates rapidlyfromaspeed
of above 45mph (70km/ h)and comes toa
standst ill
The hazard warning lampsswitch offautomati-
cally ifthe vehicle reaches aspeed ofabove
6 mph (10km/ h)again afterafull brake appli-
cation.
i The
hazard warning lampsstilloperate if
the ignition isswitched off. Cornering
lightfunction
The corn ering lightfunct ionimproves theillu-
mination ofthe road overawide angle inthe
direction youareturnin g,enabling bettervisi-
bility intight bends, forexample. Thecorn er- ing
light funct ioncan only beactivated when
the low-beam headlamps areswitched on.
Active:
R ifyou aredriving atspeeds below25mph
(40 km/ h)and switch onthe turn signal or
turn thesteerin gwheel
R ifyou aredriving atspeeds between 25mph
(40 km/ h)and 45mph (70km/ h)and turn
the steerin gwheel
The corn ering lampmayremain litfor ashort
time, butisautomatically switchedoffafter no
more thanthree minutes.
Cornering lightfunction withtraffic circle
function:
The corn ering lightfunct ionisactivated on
both sides before enteringatraff iccircle
through anevaluation ofthe current GPSposi-
tion ofthe vehicle. Itremains activeuntilafter
the vehicle hasleftthetraff iccircle. Inthis
way, pedestrians crossingthe road, forexam-
ple, areilluminated byyour vehicle ingood
time. Active
lightfunction
The active lightfunct ionisasystem that
moves theheadlamps accordingtothe steer-
ing movemen tsof the front wheels. Inthis
way, relevant areasremain illuminated while
driving. Thisallows youtorecogn izepedes-
trians, cyclists andanimals sooner.
Active: whenthelights areswitched on.
Vehicles withLane Keeping Assist:the active
light funct ionevaluates thecourse ofthe lane
in which youaredriving andpre-empt ively
cont rolstheactive lightfunct ion. Adapt
iveHighbeam Assist
General notes You
canusethis funct iontoset the headlamps
to change between lowbeam andhigh beam
automatically. Thesystem recognizesvehicles
with their lights on,either approaching from
the opposite direction ortraveling infront of
your vehicle, andconsequent lyswitches the
headlamps fromhighbeam tolow beam.
The system automatically adaptsthelow-beam
headlamp rangedepending onthe distance to
the other vehicle. Oncethesystem nolonger Exterior
lighting
111Lightsandwindshield wipers Z

X
Push thenew wiper bladeinthe direction of
arrow 0043ontothe wiper armuntil lug0044
engages.
X Push thewiper bladeoutofthe removal
position inthe direction ofarrow 0087beyond
the point ofresistan ce.
The wiper bladedisengages withanaudible
click andisfreely movable again. X
Make surethatthewiper bladeisseated
correc tly.
X Fold thewiper armback ontothe wind-
shield. Problems
withthewindshield wipers Problem
Possible
<0046004400580056004800560012004600520051005600480054005800480051
004600480056> and0050 0050
Solutions The
windshield wipers
are jammed. Leaves
orsnow, forexample, maybeobstruct ingthe windshield
wiper movemen t.The wiper motor hasbeen deactivated.
X For safety reasons, youshould remove theSmart Keyfrom the
ignition lock.
or X Switc hoff the engine usingtheStart /Stopbutton andopen the
driver's door.
X Remove thecause ofthe obstruct ion.
X Switc hthe windshield wipersbackon. The
windshield wipers
fail completely. The
windshield wiperdriveismalfunct ioning.
X Select another wiperspeed onthe combinat ionswitch.
X Have thewindshield wiperscheckedataqualified specialist
workshop. Windshield
wipers
115Lightsandwindshield wipers Z

R
Use theresidua lheat function ifyou want to
heat orventilate thevehicle interior when
the ignition isswitched off.The residua l
heat function canonly beactivated ordeac-
tivated withtheignition switched off.
R Vehicles withCOMAND: ifyou change the
settings ofthe climate controlsystem, the
climate statusdisplayappea rsfor three sec-
onds atthe bottom ofthe screen inthe
COMAND display.You willsee thecurrent
settings ofthe various climate controlfunc-
tions.
ECO start /stop function During
automatic engineswitch-off, thecli-
mate controlsystem onlyoperates ata
reduced capacity. Ifyou require fullclimate
cont rolcapacity, theECO start/st opfunction
can bedeactivated bypressing theECO but-
ton (Ypage 130). Operating
theclimate controlsys-
tems Activating/
deactivating climatecon-
trol
General notes When
theclimate controlisswitched off,the
air suppl yand aircirculation arealso switched
off. The windows couldfogup.Therefore,
switch offclimate controlonly briefly
i Act
ivate climate controlprimarily usingthe
0058 button (Ypage 119). Activating/
deactivating X
Turn theSmartKey toposition 0048inthe igni-
tion lock (Ypage 126).
X To activate: pressthe0058 button.
The indicator lampinthe 0058 button lights
up. Airflow andairdistribution aresetto
automatic mode.
or
X Press the0078 button.
The indicator lampinthe 0078 button goes
out. Thepreviousl yselected settingsare
restored.
X To deactivate: pressthe0078 button.
The indicator lampinthe 0078 button lights
up. Switchin
gcoo ling with airdehumidi-
fication on/off
General notes If
you deactivate the"Cool ingwith air-dehu-
midification" function,theairinside thevehicle
will notbecooled. Theairinside thevehicle
will also notbedehumid ified.Thewindows can
fog upmore quickly. Therefore, deactivate the
cooling withair-dehumi dificationfunctiononly
briefly .
The "Cool ingwith airdehumid ification" func-
tion isonly available when theengine isrun-
ning. Theairinside thevehicle iscooled and
dehumid ifiedaccording tothe temperature
selected.
Condensation maydripfrom theunderside of
the vehicle whenitis in cooling mode.Thisis
normal andnotasign thatthere isamalfunc-
tion.
Activating/ deactivating X
To activate: pressthe005A button.
The indicator lampinthe 005A button lights
up.
X To deactivate: pressthe005A button.
The indicator lampinthe 005A or0056 but-
ton goes out.The"Cool ingwith airdehumid -
ification" functionhasadelay edswitch-off
feature.
The indicator lampinthe 005A button goes
out. The"Cool ingwith airdehumid ification"
function hasadelay edswitch-off feature. 118
Operat
ingthe climat econ trol systemsCli mat eco ntrol