key MERCEDES-BENZ SL CLASS 2020 Owner's Manual

Locking/u
nlockingcentr ally You
canstart ,loc kor unlo cktheveh icle usin g
KE YLE SS-GO .To do this, you onlynee dcar ry
th eSm artKey with you.Youcancom bine the
fun ction sof KE YLE SS-GO with those ofacon -
ven tional SmartKey. Unloc kth eveh icle by
usin gKE YLE SS-GO ,for instan ce, and lockit
usin gth e0037 buttonontheSm artKey.
The driver'sdoor andthedoor atwhic hth e
han dleisused, mustbothbe closed. The
Sm artKey must beouts idetheveh icle.When
loc kin gor unlo cking with KEYLE SS-GO ,th e
dist ancebet ween thekey and thecor respon d-
ing door handlemust notbegreat erthan 3ft
(1 m).
A che ckwhic hperio dicall yest ablishe sa radio
con nectionbet ween theveh icle and the
Sm artKey determ ineswhet heravalid Smart-
Key isin theveh icle.This occurs, forexam ple:
R when start ing theeng ine
R while driving
R when usingHA ND S-FRE EACCE SS
R when theext ern aldoor handles aretouche d X
To unlock thevehicl e:touch theinn ersur-
fac eof thedoor handle.
X To lock thevehicl e:touch sensor sur-
fac e0043 or0044.
Mak esure that you donot touch theinn er
surf ace ofthedoor handle.
X Convenien ceclosing feature: touch
rec esse dsen sor surf ace 0044for anext end ed
perio d.
Fur ther inform ationon thecon venience
clo singfeat ure (Ypage 89). Deact
ivatingand activat ing If
you donot intend touse aSm artKey foran
ext end edperio dof tim e,you can deac tivate
th eKE YLE SS-GO function ofthekey. The
Sm artKey willthen use verylitt lepower ,
th ereb ycon servingbatt erypower .For thepur-
poses ofact ivat ion/de activat ion,th eveh icle
must notbenear by.
X To dea ctiv ate: pres sth e0037 buttonon
th eSm artKey twicein rapid successio n.
The batterychecklamp (Ypage 77)of the
Sm artKey flash estwic ebrief lyand light sup
onc e,then KEYLE SS-GO isdeac tivated .
X To act ivat e:pres sany buttonontheSm art-
Key.
or X Inser tth eSm artKey intoth eign itio nloc k.
KE YLE SS-GO andallofits assoc iatedfea-
tur es are available again. Cha
nging thesett ings ofthelocking
syst em
You canchan getheset tings oftheloc kin g
syst em. This mean sonl yth edriv er'sdoor ,th e
lock able stowage compartmen tsintheveh icle
int erio rand thefuel filler flapareunlo cked
when theveh icle isunlo cked. This isusef ulif
you frequen tlytravel alone.
X To cha nge thesett ing: pressand hold
down the0036 and0037 buttons simult ane-
ously forabout sixsec ond sunt ilth ebatt ery
indi catorlamp (Ypage 77)flash estwic e.
If th eset tingof theloc kin gsyst emischan ged
with inthesign alran geoftheveh icle,pres sing
th e0037 or0036 button:
R lock sor
R unlo cksth eveh icle
The SmartKey now function sas follo ws:
X To unlock :pres sth e0036 buttononc e.
X To unlock centrally:pres sth e0036 button
twic e.
X To lock centr ally:pres sth e0037 button. Sm
artKey
75Openingand closing Z

The
KEYLE SS-GO funct ionischanged asfol-
lows:
X To unlock thedriver 'sdoor: touch the
inner surface ofthe door handle onthe driv-
er's door.
X To unlock centrally: touchtheinner sur-
face ofthe driver orfront -passenger door
handle.
X To lock centrally: touchtheouter sensor
surface onone ofthe door handles.
X To restor ethe factory settings: pressand
hold down the0036 and0037 button s
simultaneously forapproximately sixsec-
onds untilthebattery checklamp
(Y page 77)flashes twice. Mechanical
key
General notes If
the vehicle cannolonger belocked or
unlocked withtheSmart Keyorwith KEYLE SS-
GO, usethemechanic alkey.
If you usethemechanic alkey tounlock and
open thedriver's doororthe trunk lid,the
anti- theft alarm system willbetriggered.
Switch offthe alarm (Ypage 72).
Removing themechanical key X
Push release catch0043 inthe direction ofthe
arrow andatthe same timeremove
mechanic alkey 0044from theSmart Key.
For further informationabout:
R unlockin gthe driver's door(Ypage 81)
R unlockin gthe trunk (Ypage 86)
R lockin gthe vehicle (Ypage 81) Inserting
themechanical key X
Push mechanic alkey 0044completely intothe
Smart Keyuntil itengages andrelease
catc h0043 isback inits basic position. Smar
tKeybattery
Import antsafety notes G
WARNIN
G
Batt eries containtoxicand corrosiv esub-
stanc es.Ifbatteries areswallowe d,itcan
result insevere healthproblems. Thereisa
risk offatal injury.
Keep batteries outofthe reach ofchildren.
If abattery isswallowe d,seek medical
atten tionimmediately. H
Environmental
note Batt
eries containpollutants.
It is illegal todispose of
them withthehousehold
rubbish. Theymust becol-
lected separately anddis-
posed ofinan environ men-
tally responsible recycling
system. Dispose
ofbatteries inan
environ mentallyresponsible
manner .Take discharged
batteries toaqualified spe-
cialist workshop ortoacol-
lection pointforused bat-
teries.
The Smart Keybatteries containperchlorate
material, whichmayrequire specialhandling
and regard forthe environ ment.National
guidelines mustbeobserved duringdisposal.
In California, seewww .dtsc.ca.gov/
Haza rdousW aste/Perchlora te/index.cfm.
Mercedes- Benzrecomm endsthatyouhave
the batteries replacedataqualified specialist
workshop. 76
Sma
rtKeyOpening andclosing

Check
ingthebat tery X
Pre ssthe0037 or0036 button.
The battery iswork ingproperl yif bat tery
ch eck lamp 0043light sup brie fly.
The battery isdisc harg edifbat tery check
lamp 0043does notlight upbrie fly.
X Chan gethebat tery (Y page 77).
If th eSm artKey battery isch eck edwithin the
sign alrec ept ion rangeoftheveh icle,pres sing
th e0037 or0036 button:
R loc ksor
R unlo cksth eveh icle
i You
cangetabat tery at any qualif iedspe-
ciali stwork shop.
Rep lacin gth ebat tery You
requi reaCR 2025 3V cel lbat tery.
X Tak eth emec hanical keyout oftheSm art-
Key (Ypage 76). X
Pre ssmec hanical key0044 intoth eSm artKey
open inginthedire ction ofthearr ow until
bat tery com partmen tcov er0043 open s.Do
no thold battery com partmen tcov er0043
clo sed while doingso.
X Remo vebat tery com partmen tcov er0043. X
Repeat edlytaptheSm artKey again styour
palm untilbat tery 0087 falls out.
X Inser tth ene wbat tery wit hth eposi tivete r-
min alfac ing upward s.Use alin t-fr ee cloth
to do so.
X Mak esure that thesurf ace ofthebat tery is
fr ee oflint,gre ase and other contam inan ts.
X Inser tth efron ttab sof bat tery com partmen t
cov er0043 intoth ehous ingand then pres sto
clo seit.
X Inser tmec hanical key0044 intoth eSm artKey
(Y page 76).
X Chec kth efun ction ofall Sm artKey buttons
on theveh icle. Sm
artKey
77Opening andclosing Z

Problems
withtheSmar tKey Problem
Possible
causes/co nsequences and0050 0050
Solutions You
cannolonger lock
or unlock thevehicle
using theSmartK ey. The
SmartK eybattery isdischarged ornearly discharged.
X Check theSmartK eybattery (Ypage 77)and replace itifneces-
sary (Ypage 77).
If this does notwork:
X Unlock (Ypage 81)orlock (Ypage 81)thevehicle usingthe
mechanical key. There
isinterf erence fromapowerful sourceofradio waves.
X Unlock (Ypage 81)orlock (Ypage 81)thevehicle usingthe
mechanical key. The
SmartK eyisfaulty.
X Unlock (Ypage 81)orlock (Ypage 81)thevehicle usingthe
mechanical key.
X Have theSmartK eycheck edataquali fiedspecialist workshop. You
cannolonger lock
or unlock thevehicle
using KEYLE SS-GO. KEYLE
SS-GO was deactivated.
X Reactivate KEYLESS-GO (Ypage 74). The
SmartK eybattery isdischarged ornearly discharged.
X Check theSmartK eybattery (Ypage 77)and replace itifneces-
sary (Ypage 77).
If this does notwork:
X Unlock (Ypage 81)orlock (Ypage 81)thevehicle usingthe
mechanical key. There
isinterf erence fromapowerful sourceofradio waves.
X Unlock (Ypage 81)orlock (Ypage 81)thevehicle usingthe
mechanical key. KEYLE
SS-GO ismalfunction ing.
X Lock/ unlock thevehicle usingtheremote controlfunct ionofthe
SmartK ey.
X Have thevehicle andSmartK eycheck edataquali fiedspecialist
workshop.
If the vehicle canalso notbelocked/unlock edusing theremote
cont rolfunct ion:
X Unlock (Ypage 81)orlock (Ypage 81)thevehicle usingthe
mechanical key.
X Have thevehicle andSmartK eycheck edataquali fiedspecialist
workshop. 78
Smar
tKeyOpening andclosing

Problem
Possible
causes/co nsequences and0050 0050
Solutions The
engine cannot be
started usingtheSmart-
Key. The
on-board voltageistoo low.
X Switch offnon- essential consumers, e.g.seat heating orinterior
lighting, andtrytostart theengine again.
If this does notwork:
X Check thestarter battery andcharge itifnecessary
(Y page 287).
or
X Jump-start thevehicle (Ypage 288).
or
X Consult aquali fiedspecialist workshop. The
engine cannot be
started usingKEYLE SS-
GO. TheSmartK eyisin
the vehicle. The
vehicle islocked.
X Unlock thevehicle andtrytostart thevehicle again. The
SmartK eybattery isdischarged ornearly discharged.
X Check theSmartK eybattery (Ypage 77)and replace itifneces-
sary (Ypage 77).
If this does notwork:
X Start yourvehicle withtheSmartK eyinthe ignition lock. There
isinterf erence fromapowerful sourceofradio waves.
X Start yourvehicle withtheSmartK eyinthe ignition lock. You
have lostaSmart-
Key. X
Have theSmartK eydeactivated ataqual ified specialist work-
shop.
X Report theloss immediately tothe vehicle insurers.
X Ifnecessary, havethelocks changed aswell. You
have lostthe
mechanical key. X
Report theloss immediately tothe vehicle insurers.
X Ifnecessary, havethelocks changed aswell. The
side windows can-
not beopened orclosed
using theconven ience
opening/c losingfea-
ture. The
SmartK eybattery isdischarged ornearly discharged.
X Check theSmartK eybattery (Ypage 77)and replace itifneces-
sary (Ypage 77). Doo
rs Import
antsafety notes G
WARNING
If children areleft unsupervised inthe vehi-
cle, they could:
R operate thevehicle's equipment Additionally,
childrencouldsetthe vehicle in
motion if,for example, they:
R release theparking brake
R shift theautomatic transmission outof
park position 005D
R start theengine
There isarisk ofan accident andinjury. Doo
rs
79Opening andclosing
Z

Never
leavechildren oranimal sunattended
in the vehicle.
When leavingthe vehicle, always take the
SmartKey withyouand lock thevehicle. This
also appliesforthe Digital Vehicle Keyifthe
"Digital Vehicle Key"function isactivated via
Mercedes meconnect . Unlo
cking andopeni ngdoors from
the inside
! The
side window swil lnot open/close if
the battery isdischarge dor ifthe side win-
dows haveicedup.Itwil lthen notbepossi-
ble toclose thedoor. Donot attempt to
force thedoor closed. Youcould otherwise
dama gethe door orthe side window .
You canopen adoor from inside thevehicle
even ifit has been locked.
If the vehicle haspreviou slybeen locked from
the outside ,opening adoor from theinside
wil ltrigger theanti-theft alarm system. Switch
off the alarm (Ypage 72). X
Pull door handle 0044.
If the door islocked, lockingknob0043pops
up. The door isunlocked andcanbe
opened.
When adoor isopened, theside window on
that side opens slightly .When thedoor is
closed, theside window closesagain. Cen
trally locking andunloc kingthe
vehic lefrom theinside
You cancentrally lockorunlock thevehicle
from theinside. Forexample ,you can unlock the
front- passe ngerdoor from theinside or
lock thevehicle beforeyoupullawa y. X
To unloc k:press button 0043.
X To loc k:press button 0044.
If the front- passe ngerdoor isclosed, the
vehicle locks.
The central locking buttondoesnotlock or
unlock thefuel fillerflap orthe stowage com-
partments, suchasthe glove box.
You cannot unlockthevehicle centrally from
the inside ifthe vehicle hasbeen locked with
the SmartKey orKEYLESS- GO.
You canopen adoor from inside thevehicle
even ifit has been locked.
If alocked doorisopened fromtheinside, the
previou sunlock statusofthe vehicle willbe
taken intoconsideration if:
R the vehicle waslocked usingthelocking
button forthe central locking, or
R ifthe vehicle waslocked automa tically
The vehicle willbe fullyunlocked ifit had pre-
viousl ybeen fullyunlocked. Ifonly thedriver's
door hadbeen previou slyunlocked, onlythe
door which hasbeen opened fromtheinside is
unlocked. 80
Do
orsOpeni ngand closi ng

Aut
oma tic locki ngfea ture X
To dea ctivate: pressand hold button0043 for
about fivesec onds unt ila to ne soun ds.
X To act ivate: pressand hold button0044 for
about fivesec onds unt ila to ne soun ds.
If you pressoneof thetwo buttons and donot
hear ato ne ,th erel evan tset ting has already
been selected.
The vehicleis loc kedauto maticallywhen the
ign ition isswit ched on and thewhee lsare
tur nin g.
You could there foreloc kyours elfout if:
R theveh icleis bein gpush ed.
R theveh icleis bein gto wed.
R theveh icleis on arol ler dyn amom eter.
You canalso switchtheauto maticloc king
fun ction onand offusin gth eon -board com-
put er(Y page 203). Power
closing
Powe rclo singpulls thedoor sand trunk lid
int oth eir locksauto maticallyeve nif th ey are
on lypart lyclo sed.
X Power closingfea ture (doo rs):push the
door pastthefir st det entpos ition intoth e
loc k.
Powe rclo singwill pull thedoor fullyclosed.
X To power closethetrunk lid:ligh tly push
th etrunk lidclosed.
The powe rclo singfun ction pulls thetrunk
lid closed. Unlock
ing/lockingth edr iver 'sdoor
usi ng themec hanica lkey
i If
you want tocentrally lockth eveh icle
usin gth emec hanical key,begi nby pre ssing
th eloc king but tonfor theint erior loc king
mec hanism while thedri ver 'sdoor isopen .
The nloc kth edri ver 'sdoor usingth e
mec hanical key. X
To unl ock: turnth emec hanical keyco un-
te r-clo ckwise asfar asitwill gotopos ition
0047.
X To lock: turnth emec hanical keyclo ckwise
as far asitwill gotopos ition 0047.
If you usethemec hanical keyto unl ockand
open thedri ver 'sdoor ,th eant i-thef talarm
syst emwill betrigge red.Swi tchoff thealarm
(Y page 72). Tr
unk Imp
ortant safety notes G
WAR
NING
If obj ects,luggag eor loads arenotsec ured
or notsec ured sufficien tly, they could slip,
ti p ove ror be flun garou ndand there byhit
veh icleoc cup ants.The reisaris kof injury,
part icularly intheeve ntofsudd enbrak ing
or asudd enchang ein dir ection .
Alw ays store objects so that they can notbe
flun garou nd.Se cur eobj ects,luggag eor
loads againstslip pingor tippin gbef ore the
jo urn ey.
! The
trunk lidswin gsupwar dswhen
open ed.Therefore ,mak esur eth at there is
suf ficien tcle aran ceabov eth etrunk lid. Tr
unk
81Opening andclosing Z

!
Only
close thetrunk oncetheroof islow-
ered completely. Otherwise,youcould dam-
age theroof.
If you close thetrunk lidbefore theroof is
lowered completely, theloadi ngaid switch
lights upand awarning tonesounds.
The opening dimensions ofthe trunk lidcan be
found inthe "Vehicle data"section
(Y page 330).
With theroof open, youcan usetheloadi ng
aid toraise thefolded roofinthe trunk to
make loadingeasier (Ypage 254). Thetrunk
partition opensautomaticall y.
You canunlock thetrunk lidifthe vehicle is
stationary andtheroof iscompletely openor
closed.
Do not leave theSmartKey inthe trunk. You
could otherwise lockyoursel fout.
The trunk lidcan be:
R opened/closed fromoutside
R opened andclosed automaticall yfrom out-
side (vehicles withtrunk lidremote closing
feature)
R opened andclosed automaticall yfrom
inside (vehicles withtrunk lidremote closing
feature)
R opened, closedorstopped duringoperation
without theuse ofyour hands (vehicles with
KEYLES S-GOandHAND S-FREE ACCESS)
R locked separately
R opened withtheemergency releasebutton
R unlocked withthemechanical key
You should preferably placeluggageorloads
in the trunk. Tru
nklidreversing feature
The trunk lidisequip pedwith anautomatic
reversing feature.Itreacts ifasolid object
obstructs orrestrict sthe trunk lidduring the
closing procedure. Thetrunk lidopens again
automaticall y.The automatic reversingfunc-
tion isonly anaid and isnot asubstitute for
your attent iveness tothe trunk lidwhile itis
closing. G
WARNING
The reversing featuredoesnotrespond:
R to soft, lightandthin objects, e.g.fingers
R over thelast 1/3 in(8 mm) ofthe closing
movement
The reversing featurecannotprevent some-
one being trapped inthese situations inpar-
ticular. Thereisarisk ofinjury.
Make surethatnobody parts areinclose
proximity duringtheclosing procedure.
If somebody becomestrapped:
R press the0054 button onthe SmartKey,
or
R pull orpress theremote operating switch
on the driver's dooror
R press theclosing orlocking buttononthe
trunk lid,or
R pull onthe trunk lidhandle Opening/
closing from outside
Opening X
Press the0036 button onthe SmartKey.
X Pull handle 0043.
X Lift the trunk lid.
If the trunk partition wasclosed, itopens
automaticall yand remains open.
With theroof open, youcan usetheloadi ng
aid toraise thefolded roofinthe trunk to
make loadingeasier (Ypage 254). Thetrunk
partition opensautomaticall y. 82
Tr
unkOpening andclosing

Closing
X
Pull thetrunk liddown usingrec ess 0043.
X Loc kth eveh icle ifne ces sary withth e0037
but tonon theSm artKey orwit hKE YLE SS-
GO.
It does notloc kif aSm artKey withKE YLE SS-
GO isdet ectedinthetrunk . Ope
ning/clos ingautom atically from
th eout side
Imp ortant safety notes G
WAR
NING
Part sof thebody couldbec ome trapped
durin gauto maticclo singof thetrunk lid.
Mor eover,peopl e,e.g .ch ildre n,may be
st and ingintheclo singarea ormay enterth e
clo singarea durin gth eclo singpro ces s.
Ther eis aris kof injury.
Mak esure that nobody isin thevic inity of
th eclo singarea durin gth eclo singpro ces s.
Use oneof thefoll owin gopt ionsto stop the
clo singpro ces s:
R pres sth e0054 buttonon theSm artKey.
R pull orpres sth erem oteoper atingswit ch
on thedriv er'sdoor .
R pres sth eclo singor loc kin gbut tonon the
tr unk lid.
R pull thetrunk lidhan dle
! The
trunk lidswin gsupward swhen
open ed.Ther efore, mak esure that there is
suff icientcle aran ceabov eth etrunk lid. The
open ingdime nsion sof thetrunk lidcan be
foun din the"Veh icledata"sec tion
(Y page 330).
Ope ning autom atically You
canauto maticall yopen thetrunk lidusin g
th etrunk lidhan dle.
X Ifth etrunk lidisunlo cked, pull thetrunk lid
han dleand letitgo again immediat ely.
When theroo fis open ,th etrunk partition
clo ses auto maticall y.
If th etrunk partition was closed, itopen s
auto maticall yand remains open .
Veh icles withthetrunk lidrem oteclosing
fea ture: thetrunk lidcan also beopen ed
auto maticall ywit hth eSm artKey.
X Pre ssand hold the0054 buttonon the
Sm artKey untilth etrunk lidopen s.
Closing autom atically X
Pre ssand release closingbut ton0043 onthe
tr unk lid.
Veh icles withtrunk lidrem oteclosing fea-
tu re and KEYLESS- GO:
X Ifth edriv er'sdoor isclo sed, youcan simul-
tan eousl yclo sethetrunk lidand lockth e
veh icle.The KEYLE SS-GO keymust beinthe
rear detection rangeoftheveh icle.
X Pre ssloc kin gbut ton0044 inthetrunk lid.
The trunk partition ,th eloadin gaid and the
tr unk lidare closed.
If aKE YLE SS-GO keyis det ectedout side the
veh icle,th etrunk lidcloses and theveh icle
loc ks.
If aKE YLE SS-GO keysdet ectedinthetrunk ,
th etrunk lidopen sagain afteritis clo sed. It
does notloc k. Tr
unk
83Opening andclosing Z

HANDS
-FREEACCESS
Gene ralnote s With
KEYLESS-GO andHANDS-F REEACCESS,
you can open orclose thetrunk lidorstop the
proced urewitho utusi ng you rhands. Thisis
use fulifyou have yourhands full.To do this,
make akicking movement underthebump er
with yourfoot.
Observe thefollowi ngpoints:
R Ca rry you rKEYLESS-GO keyaboutyou rper-
son. TheSmartKey mustbeatthe rear of
the vehicl ein the detection rangeofKEY-
LESS-GO.
R When making thekicking movement, make
sure thatyouarestanding firmlyonthe
grou ndand that there issuffi cient clearance
to the rear ofthe vehicl e.You couldother-
wis elose yourbal ance, forexampl eon ice.
Important safetynotes G
WARNING
The vehicl eexhau stsystem canbecome
very hot.Ifyou useHANDS-F REEACCESS,
you couldburn yourself bytouching the
exhau stsystem. Thereisarisk ofinjury .
Alwa ysensure thatyoumake thekicking
movement onlywithi nthe detection rangeof
the sensors.
! If
the SmartKey iswithi nthe rear detection
range ofKEYLESS-GO, thefollowi ngsitua -
tions, forexampl e,coul dlea dto the unin-
tentional openingofthe trunk lid:
R when using anautomatic carwas h
R when using apow erwas her
Make surethattheSmartKey isat lea st
10 ft(3 m) awa yfrom thevehicl e. R
Alwa ysensure thatyoumake thekicking
movement onlywithi nthe detection range
of sensors 0043.
R Stand atlea st12 in(30 cm) awayfrom the
rear area whiledoing so.
R Do not come intocontact withthebump er
whi lemaking thekicking movement. Other-
wis e,the sensors maynotfunction cor-
rectly.
R HANDS-F REEACCESS doesnotfunction
duri ngengine start.
R Dirt caus edbyroad saltand snow build-u p
arou ndsensors 0043may restrict functional -
ity.
R Using theHANDS-F REEACCESS witha
prostheti cleg may restrict functional ity.
R IfaKEYLESS-GO keyisat the rear ofthe
vehicl ein the detection rangeofKEYLESS-
GO, HANDS-F REEACCESS couldbe trig-
gered .The trunk lidcoul dthus beopened or
closed unintentiona lly,for exampl e,ifyou :
- sit on the edge ofthe trunk.
- set somethi ngdow nor lift somethi ngup
behi ndthe vehicl e.
- poli shthe rear ofthe vehicl e.
Do not carry theKEYLESS-GO keyabout
you rperso nin these situations orinsitua -
tions similartothese. Thiswillprevent the
unintentiona lopeni ng/closing ofthe trunk
lid . 84
TrunkOpen
ingand closi ng