change key battery MERCEDES-BENZ SL CLASS 2020 Owners Manual

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

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