2020 MERCEDES-BENZ SL CLASS key

tics
.Hav ethe brakesyste mche cked ata
qu alifi ed speci alistwo rksh op.
Ob serve inform ation reg arding indicator and
wa rning lamps (Ypage 239 )as wellas disp lay
mes sage s(Y page 211 ). AD
APTIVE BRAKE
i Ob
serve the "Impo rtantsafety note s"sec-
tio n(Y page 60).
ADAPT IVEBRAKE enhance sbra king safety and
off ers incr easedbra king comf ort.Inadditio n
to the braking functio n,ADAPT IVEBRAKE also
ha sthe HOLD functio n(Y page 166) andhill
sta rtas sist (Y page 129 ). Ac
tiv eBrake Assist with cro ss-traffi c
fun ction
Ge neral info rmatio n Activ
eBra keAssi stwith cros s-tra fficfu nctio n
can helpyouto minim izethe riskof acol lisi on
wi th the vehiclein fro ntor ape destri an. Activ e
Bra keAssi stwith cros s-tra fficfu nctio ncan
al so red uce theeffects ofsuch acol lisi on. If
Activ eBra keAssi stwith cros s-tra fficfu nctio n
ha sde tecte daris kof col lisi on, youwi llbe
wa rned visually and acoustica lly as wellas by
au toma ticbra king .
i Pa
yatte ntionto the impo rta ntsafety note s
in the "Driving safety syste ms" sectio n
(Y page 60).
Activ eBra keAssi stwith cros s-tra fficfu nctio n
is onl yav ailabl e in veh icles with the Driving
Assi stance Plus packag e.
For Activ eBra keAssi stwith cros s-tra fficfu nc-
tio nto assist youwh en drivin g,the rada rse n-
sor syste mand thecam erasyste mmu stbe
op era tional .
The rada rse nso rsy ste mand camerasyste m
he lpActiv eBra keAssi stwith cros s-tra ffic
fu nctio nto detect obsta clestha tar ein the
pa th ofyour veh iclefor anexte ndedpe rio dof
tim e.
In additio n,pe destri ans inthe path ofyour
veh iclecan bedetecte d.
Activ eBra keAssi stwith cros s-tra fficfu nctio n
de tects pedestri ans using typicalcha racteri s- tics
such asbody conto ursand thepostu reof
a pe rso nsta ndi ng uprig ht.
i Ob
serve the restric tions descri bedin the
"I mpo rtantsafety note s"sectio n
(Y page 70).
Impo rtant safety notes G
WA
RNING
Activ eBra keAssi stwith cros s-tra fficfu nc-
tio nwi llini tia lly bra keyour veh icleby apa r-
tia lap plica tionof the brakes ifada nge rof
col lisi on isde tecte d.There maybe acol li-
si on unlessyo ubra keyourse lf. Even after
su bs eq uent fullap plica tionof the brakes a
col lisi on cann otalwa ysbe avoide d, partic u-
la rly when appro ach ing attoo high asp ee d.
Th ere isaris kof an acc ident.
Alw aysap plythe brakes yourse lfand tryto
take evasive acti on, provided itis sa fe to do
so.
If yo upa rtia lly ap plythe brakes ,the vehicleis
bra ked with up to50% ofthe fullbra king force. G
WA
RNING
Activ eBra keAssi stwith cros s-tra fficfu nc-
tio ncann otalwa yscle arly identi fyob jects
and comp lextra fficsitua tions.
In such cas es,Activ eBra keAssi stwith
cros s-tra fficfu nctio nmi ght:
R give an unne cessary wa rning and then
bra kethe vehicle
R nei the rgi ve awa rning nor intervene
The reisaris kof an acc ident.
Alw ayspa ypa rtic ular atte ntionto the traffic
si tua tionand bepre pared tobra ke, espe -
cia lly if Activ eBra keAssi stwith cros s-tra ffic
fu nctio nalerts you. Termi nate theinterven-
tio nin anon-cr itical drivin gsitua tion. G
WA
RNING
Activ eBra keAssi stwith cros s-tra fficfu nc-
tio ncann otalwa yscle arly identi fype op le,
pa rtic ular ly ifthe yar emov ing.Activ eBra ke
Assi stwith cros s-tra fficfu nctio ncann ot 70
Dr
ivi ng safet ysy stem sSafet y

Up
toaspeed ofapproximately 44mph
(70 km/h), Active Brake Assist withcross-t raf-
fic function mayreact to:
R stationary objectsinthe path ofyour vehi-
cle, e.g. stopped orparked vehicles
R pedestrians inthe path ofyour vehicle
i If
there isan increased riskofacollision,
preventive passengerprotectionmeasures
(PRE-SAF E®
)are triggered (Ypage 55).
If the risk ofcollision withthevehicle infront
remains andyoudonot brake, takeevasive
action oraccelerate significantly, thevehicle
may perform automatic emergency braking,up
to the point offull brake application. Auto-
matic emergency brakingisnot performed
until immediately priortoan imminent acci-
dent.
You canprevent theintervent ionofAct ive
Brake Assist withcross-t rafficfunction atany
time by:
R depressing theaccelerator pedalfurther
R activating kickdown
R releasi ngthe brake pedal
The braking application ofAct ive Brake Assist
with cross-t rafficfunction isended automati-
cally if:
R you maneuver toavoid theobstacle
R there isno longer arisk ofcollision
R an obstacle isno longer detected infront of
your vehicle STEER
CONTROL
General information STEE
RCONTROL helpsyoubytransmitt inga
noticeable steeringforcetothe steering wheel
in the direction requiredforvehicle stabiliza-
tion.
This steering assistance isprovided inparticu-
lar if:
R both right wheels orboth leftwheels areon
a wet orslippe ryroad surface whenyou
brake
R the vehicle startstoskid Importa
ntsafety notes i
Observe
the"Important safetynotes" sec-
tion (Ypage 60).
No steering supportisprovided fromSTEER
CONTROL, if:
R ESP ®
is deactivated
R ESP ®
is malfunctioning
R the steering isfaulty
If ESP ®
is malfunctioning, youwillbeassisted
further bythe electrical powersteering. Protection
againsttheft Immobilizer
X To activate withtheSmart Key:remove
the SmartKey fromtheignition lock.
X To activate withKEYLESS-GO: switchthe
ignition offand open thedriver's door.
X To deactivate: switchonthe ignition.
The immobili zerprevents yourvehicle from
being started without thecorrect SmartKey.
When leaving thevehicle, alwaystake the
SmartKey withyouand lock thevehicle. The
engine canbestarted byanyone withavalid
SmartKey thatisleft inside thevehicle.
i The
immobili zerisalwa ysdeactivated
when youstart theengine.
In the event thattheengine cannot bestar-
ted (yet thevehicle's batteryischarged),
the system isnot operational. Contactan
authorized Mercedes-Benz Centerorcall
1-800 -FOR-MERCedes (inthe USA) or
1-800 -387-0100 (inCanada ). ATA
(anti-theft alarmsystem) 72
Protection
againsttheftSafety

X
To arm: lock the vehiclewi th the Sma rtKey
or KEYL ESS-GO .
Indi cato rla mp 0043flashe s.The alarm system
is arm edafte rap pro xima tely15 seco nds.
X To switchoff :unl ock thevehiclewi th the
Sma rtKey orKEYL ESS-GO .
A vis ualand audible alarm istrig geredifthe
al arm system isarm edand youop en:
R ado or
R the vehiclewi th the mech anical key
R the trunk lid
R the hood
R the glove comp artment
R the stow agespa ceund erthe arm rest
R astow agecomp artmentinthe rear
pa sse nger comp artment
X To
sto pthe alarm with the SmartK ey:
pre ssthe 0036 or0037 button onthe
Sma rtKey .
The alarm isstop ped.
or X Inse rtthe Sma rtKey intotheigniti onlock.
The alarm isstop ped.
X To
sto pthe alarm using KEYLES S-GO :
gra spthe outsid edo or handl e.The Sma rt-
Key mustbe outsid ethe vehicle.
The alarm isstop ped.
or
X Pre ssthe Start/ Stopbutton onthe dash-
bo ard .The Sma rtKey mustbe inside the
veh icle.
The alarm isstop ped.
The alarm isnot stop ped, eve nif yo uclo sethe
op en door tha ttrig geredit,for exa mpl e.
If the alarm stayson for more than
30 seco nds,the Mer cedesme conne ct
eme rgency callsy stem automa tically send s
a mes sage tothe Custom erCe nter.
Thi sis do ne either bytext message ordata
conne ction.The eme rgency callsy stem
send sthe mes sage ordata pro vided tha t:
R youha ve subsc ribed toMer cedesme
conne ct
R the Mer cedesme conne ctser vice has
be en acti vate dpro perly
R the nece ssarymob ile pho nenetw orkis
ava ilab le Pro
tectionagai nstthef t
73Safe ty Z

Smar
tKey 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 transmissionoutof
park position 005D
R start theengine
There isarisk ofan accident andinjury.
Never leavechildren oranimals unattended
in the 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. G
WARNING
If you attach heavyorlarge object sto the
SmartK ey,the SmartK eycould beuninten -
tionally turnedinthe ignition lock.This
could cause theengine tobe switched off.
There isarisk ofan accident.
Do not attach anyheavy orlarge object sto
the SmartK ey.Remove anybulky keyrings
before insertin gthe SmartK eyinto theigni-
tion lock.
! Keep
theSmartK eyaway fromstrongmag-
netic fields. Otherwise, theremote control
funct ioncould beaffected.
Str ong magnetic fieldscanoccur inthe
vicinity ofpowerful electrical installations.
Do not keep theSmartK ey:
R with electron icdevices, e.g.amobile phone
or another SmartKey
R with metallic objects,e.g. coins ormetal foil
R inside metallic objects,e.g. ametal case
This canaffect thefunct ionality ofthe
SmartK ey. Smar
tKeyfunctions 0043
0037 Locks thevehicle
0044 0054 Opens/c losesthetrunk lid
0087 0036 Unlock sthe vehicle
X To unlock centrally: pressthe0036 but-
ton.
If you donot open thevehicle withinapprox-
imately 40seconds ofunlocking:
R the vehicle islocked again.
R anti-t heftprotect ionisreactivated
X To lock centrally: pressthe0037 button.
The SmartK eycent rally locks/un locks:
R the doors
R the trunk lid
R the glove compartmen t
R the stowage compartmen tunder thearm-
rest
R the stowage compartmen tin the rear
R the fuel filler flap
The turn signals flashonce when unlocking
and three times whenlocking.
You canalso setanaudib lesignal toconfirm
that thevehicle hasbeen locked. Theaudib le
signal canbeactivated anddeactivated using
the on-board computer (Ypage 203).
When itis dark, thesurround lightingalso
comes onifit is activated inthe on-board
computer (Ypage 202). KEY
LESS-GO
General notes Bear
inmind thattheengine canbestarted by
any ofthe vehicle occupants ifthere isaKEY-
LES S-GO keyinthe vehicle (Ypage 128). 74
Smar
tKeyOpening andclosing

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