key MERCEDES-BENZ S-CLASS 2020 Owner's Guide

#
Press and hold theß buttononthe
Smar tKey .
The follo wing functionsareper form ed:
R The vehicle isloc ked.
R The side windo wsarec losed.
R The pano ramic sliding sunr oofisclosed . #
Tointerru pt con venience closing: release
th eß button. #
Toclose ther oller sunblind s:press and
hold theß buttonagain. %
Con venie nce closing can also be operated
wi th KEYLESS- GO(/ page69). Pr
oble mswith thes ide windo ws &
WARNIN GRisk ofbeco ming trap ped or
fa ta lly injured ifre ve rsing protect ion is
no ta ctiv ated
If yo uc lose aside wind owagain imm ediat ely
af te ri th as been blocked, thes ide windo w will
close withincr eased ormaximum forc e.
The reve rsing featur ewillthen notb ea ctiv e.
Pa rtso fthe body could become trapped in
th ec losing area inthep rocess. #
Mak esuret hat nopar tsof theb ody are
in thec losing area. #
Tostop thec losing process, release the
butt onorpress theb utton again tore-
open thes ide windo w. Pr
oblem
Possible causes/conseq uencesand0050 0050
Solutions
As ide windo wcann otbe closed and
yo uc anno ts ee thec ause. #
Chec ktos ee whe ther anyo bjec tsarei nt he windo wguide. #
Adjus tthe side windo ws.
Ad jus tingthe side windo ws
If as ide windo wiso bstruct eddur ing closing andreopens again immediat ely: #
Immediat elya fter this, pull thec orresponding buttonagain until thes ide windo whasclosed, andhold
th eb utton fora tlea st one moresecond (re-adjus tment).
The side windo wisc losed without thea utomatic reve rsing func tion. 82
Openingand closing

#
Press butt on1.
% Dependin gonthe model, button1 isloca‐
te do nthe door contr olpanel onthed rive r's
side. Ext
ending orretracti ngfrom the rear
passe nger comp artment
* NO
TEDama gecau sed byobject s #
Mak esuret hat ther oller sunblind can
mo vefreely . #
Toextend: pull switc h1. #
Toretract: press switch1. Whe
nthe child safetyl oc kf or ther ear passeng er
com partment sidewindo wsisact ivat ed, switc h
1 can notb eo pera ted. Anti-t
heftprotection Fu
nction ofthei mm obiliz er The
immo bilizerpreve nts your vehicle from being
st ar tedw ithout thec orrect Smar tKey .
The immobilizer isaut omaticall yactiv ated when
th ei gnition isswitc hedoffa nd deactiv ated when
th ei gnition isswitc hedon.
When leaving thev ehicle, alwayst aket he Smar t‐
Ke yw ithy ou and lockthe vehicle. Anyone can
st ar tt he engine ifav alid Smar tKey has been left
inside thev ehicle.
% Inthee vent thee ngine cannotbe star ted
(y et thev ehicle ’sbatt eryi sc harg ed),the
sy stem isno to per ational. Contactan
aut hor ized Mercedes- BenzCenteror call
1-8 00-FOR-MER Cedes (intheU SA)or
1-8 00-387-0 100( inCanada). 92
Openin gand closin g

ATA
(anti-thef talarm system) Fu
nction oftheA TAsystem
If th eA TAsystem isarmed, avisual andaudible
alar mistrigg ered inthef ollo wing situations:
R When adoor isopen ed
R When thet runk lidisopened
R When theh ood isopened
R When thei nter ior motion sensor istrigg ered
(/ page94)
R Whenthet ow -awa ya larmi strigg ered
(/ page94)
Th eA TAsystem isarmed automaticall yafter
appr oximat elyt en seconds inthef ollo wing situa‐
tions:
R Afterl oc king thev ehicle withthe Smar tKey
R Afterl oc king thev ehicle usingKEYLES S-GO Indicat
orlam p1 flashes whentheA TAsystem
is armed.
The ATAs ystem isdeactiv ated aut omaticall yin
th ef ollo wing situations:
R Afteru nloc king thev ehicle withthe Smar t‐
Ke y
R Afteru nloc king thev ehicle usingKEYLES S-
GO R
Afterp ressing thes tart/s topb utton withthe
Sma rtKe yint he stow agec om par tment
(/ page173)
% WhentheM ercedes‑ Benzemergency call
sy stem isactiv eand thea larms tays on for
mor ethan 30seconds, amessag eisa uto‐
mat icall ysenttot he Cus tomer Assis tance
Ce nter (/ page 360) .
% Inthec ase ofsevere batt eryd ischar ging,
th ea nti- thefta larms ystemi sautomatic ally
deactiv ated tofacil itat et he next engine
st ar t.
Deact ivat ing theA TA #
Press theÜ ,ß or008B buttononthe
Smar tKey .
or #
Press thes tart/s topb utton withthe Smar t‐
Ke yint he mar keds pace (/page173)
De activ ating thea larm using KEYLESS-GO #
Grasp theo utside doorhandle withthe
Sma rtKe yo utside thev ehicle. Opening
andclosing 93

Fu
nction ofthet ow -awa ya larm %
This function maynotbe available inall
coun tries.
An audible andvisual alarmistrigg ered ifan
alt eratio ntoy ourvehicle's angleof inclinatio nis
de tected whi lethet ow -awa ya larmi sarmed.
The tow- aw ay alar misautomat icallyarmed afte r
appr oximat ely6 0seco nds:
R Afterl oc king thev ehicle withthe Smar tKey
R Afterl oc king thev ehicle usingKEYLES S-GO
The tow- aw ay alar misonly armed when thef ol‐
lo wing component sareclos ed:
R The door s
R The trunk lid
The tow- aw ay alar misautomat icallydeac tiva‐
te d:
R Afterp ressing theÜ or008B buttonon
th eS mar tKey
R Afterp ressing thes tart/s topb utton withthe
Sma rtKe yint he mar keds pace (/page173) R
Afteru nloc king thev ehicle usingKEYLES S-
GO
R When usingHAND S-FREE ACCES S
In fo rm atio nond etecti ngdamag eonap arke d
ve hicle (/page199) . Ar
ming/ disarming thetow- aw ay alar m Mul
timedi asystem:
4 Vehicle 5
î Vehicle Setting s
5 Tow-away Protection #
Activate0073 ordeacti vate 0053 thef unc tion .
The tow- aw ay alar misarmed again inthef ollo w‐
ing cases:
R The vehicle isunloc keda gain.
R Adoor isopened.
R The vehicle isloc keda gain. Fu
nction ofthei nterior motion sensor %
This function maynotbe available inall
coun tries. When
thei nter ior motion sensor isarmed, avis‐
ual and audible alarmistrigg ered ifmo vement is
de tected inthev ehicle interior .
The interior motion sensor isarmed automati‐
cally afte ra pproxima tely tens eco nds:
R Afterl oc king thev ehicle withthe Smar tKey
R Afterl oc king thev ehicle usingKEYLES S-GO
The interior motion sensor isonl yarmed when
th ef ollo wing component sareclos ed:
R The door s
R The trunk lid
The interior motion sensor isaut omat icallydeac‐
tiv ated:
R Afterp ressing theÜ or008B buttonon
th eS mar tKey
R Afterp ressing thes tart/s topb utton withthe
Sma rtKe yint he stow agec om par tment
(/ page173)
R Afteru nloc king thev ehicle usingKEYLES S-
GO
R When usingHAND S-FREE ACCES S 94
Opening andclosing

#
When leaving thev ehicle, alwayst ake
th eS mar tKey wit hyou and lockthe
ve hicle. #
Neverlea ve childr enunat tende dint he
ve hicle. The
seats canbeadjus tedw hen thei gnition is
switc hedoff. &
WARNIN GRisk ofbeco ming trap ped
whe nadjus ting thes eats
When youa djus tas eat,you orother vehicle
occupants couldbecome trapped, e.g.onthe
seat guide rail. #
When adjustingas eat,makesuret hat
no one hasanyb ody partsinthes weep
of thes eat. Obser
vethes afet yn otes on "Airbags "and "Chi l‐
dr en inthev ehicle". &
WARNIN GRisk ofinju ryfrom adju sting
th ev ehicle settin gswhile thev ehicle isin
mo tion
Yo uc ouldlose contro lo fthe vehicle inthe
fo llo wing situat ions:
R ifyo ua djus tthe driver's seat, theh ead
re stra int ,the steer ing wheel orthem irro r
while thev ehicle isin mo tion
R ifyo uf asteny our seat beltwhilethe vehi‐
cle isin mo tion #
Befores tarting thee ngine: adjustthe
dr iver's seat, theh ead restra int ,the
st eer ing wheel orthem irro ra nd fasten
yo ur seat belt. &
WARNIN GRisk ofbeco ming trap ped if
th es eat height isadjus tedc arelessl y
If yo ua djus tthe seat height carelessly ,you
or other vehicle occupants couldbetrapped
and ther eb yinjur ed. Childr
eninpar ticular couldacciden tally
pr ess thee lectr icalseat adjus tmentbutt ons
and become trapped. #
While moving thes eats, makesuret hat
hands orother body partsdo notg et
und erthel eve rasse mbly ofthes eat
adjus tmentsystem. &
WARNIN GRisk ofinju rydue tohead
re stra int sw hicha renotins talled orare
adjus tedi ncor rectl y
If hea drestraints aren otins talled orare
adjus tedi ncor rectly ,the head restra int sc an‐
no tp rovide protect ion asintended.
Ther eisa nincr eased risk ofinjur yint he
head andneckarea, e.g. inthee vent ofan
acci dent or wh en braki ng. #
Alw aysd rive wit hthe head restra int s
ins talled. #
Befored rivin go ff,m akes uref or every
ve hicle occupant that thec ent erofthe
head restra int suppor tstheb acko fthe
head atabout eyel eve l. Seat
sand stow ing 97

#
Toswitc hon/incr easethel evel: press but‐
to n1 repeat edly until thed esir edventil a‐
tio nleve liss et.
Depe ndingonthe ventil ation leve l,up to
th re ei ndicat orlam pswill light up. #
Toswitc hoff/r educe thel evel: press but‐
to n1 repeat edly until thed esir edventil a‐
tio nleve liss et.
If all indic ator lam psareo ff,t he seat ventil a‐
tio niss witched off.
% Ifyo us wit ch thep owersupply offa nd on
ag ain within 20minut es,thep reviou sseat
ve ntil ation setting fort he driver's seat will
re main active. Ste
ering wheel Ad
jus tingthe steer ing wheel electrically &
WARNIN GRisk ofinju ryfrom adju sting
th ev ehicle settin gswhile thev ehicle isin
mo tion
Yo uc ouldlose contro lo fthe vehicle inthe
fo llo wing situat ions:
R ifyo ua djus tthe driver's seat, theh ead
re stra int ,the steer ing wheel orthem irro r
while thev ehicle isin mo tion
R ifyo uf asteny our seat beltwhilethe vehi‐
cle isin mo tion #
Befores tarting thee ngine: adjustthe
dr iver's seat, theh ead restra int ,the
st eer ing wheel orthem irro ra nd fasten
yo ur seat belt. &
WARNIN GRisk ofentr apment forc hil‐
dr en when adjustingthes teer ing wheel
Childr encould injurethemselv esifth ey
adjus tthe steer ing wheel. #
Neverlea ve childr enunat tende dint he
ve hicle. #
When leaving thev ehicle, alwayst ake
th eS mar tKey wit hyou and lockthe
ve hicle. The
steer ing wheel canbeadjus tedw hen the
po we rsupp lyis disco nnect ed. Seat
sand stow ing 11
7

If
th er ei sar iskofbeco ming trappe dbythe
st eer ing wheel: #
Movethea djus tmen tleve rofthe steer‐
ing wheel.
The adjus tmentprocess isstopped.
If th er ei sar iskofbeco ming trappe dbythe
dr iver's seat: #
Press thes eat adjus tmentswitc h.
The adjus tmentprocess isstopped. Ve
hicl eswith memor yfuncti on:Youc an stop
th ea djus tmen tprocess bypressing oneofthe
memor yfunction position switc hes. &
WARNIN GRisk ofbeco ming trap ped
du ring acti vatio no fthe easy entryand
ex itfeatur ebychildr en
If ch ildr enact ivat et he easy entryand exit
fe atur e,they can beco metrap ped ,partic u‐
la rlyw hen unat tende d. #
Neverlea ve childr enunat tende dint he
ve hicle. #
When leaving thev ehicle, alwayst ake
th eS mar tKey wit hyou and lockthe
ve hicle. If
th ee asy entryand exitfeatur eisa ctive, the
st eer ing wheel willmoveupw ards and thed riv‐
er's seat willmovebac kint he follo wing situa‐
tion s:
R Yous wit ch thei gnition offw itht he driver's
door open
R Youo pen thed rive r's door withthe ignition
switc hedoff
% The steer ing wheel willmoveupw ards onlyif
it is no ta lready ashigh asitwill go.The driv‐
er's seat willmovebac kwards onl yifiti sn ot
alr eady inther ear mos tposit ion.
The steer ing wheel andthed rive r's seat will
mo vebac ktot he lastdrive position inthef ol‐
lo wing cases:
R Yous wit ch thep owe rsupp lyor thei gnition
on when thed rive r's door isclosed
R Youc lose thed rive r's door withthe ignition
switc hedon. The
lastdrive position willbestor ed when:
R Yous wit ch thei gnition off.
R Vehicl eswith memor yfuncti on:Youc all
up thes eat settings viathem emor yfunc tion .
R Vehicl eswith memor yfuncti on:Yous ave
th es eat settings viathem emor yfunc tion .
Ve hicl eswith memor yfuncti on:Press one of
th em emor yfunc tion save dp osition buttons to
st op thea djus tmen tprocess. Se
tting thee asy entr yand exitfeatur e Mul
timedi asyst em:
4 Vehicle 5
î Vehicle Setting s
5 Easy Entry/E xit #
Select Steering Wheel&Seat, Steering
Wheel OnlyorOff. Seats
andstow ing 11
9

Oper
ating them emoryf un ction &
WARNIN GRisk ofan acci dent ifth e
memor yfunction isused while driving
If yo uu sethem emor yfunc tion onthed riv‐
er's side while driving, youc ouldlose contro l
of thev ehicle asaresult ofthea djus tmen ts
being made. #
Onlyusethem emor yfunc tion onthe
dr iver's side when thev ehicle isstatio n‐
ar y. &
WARNIN GRisk ofentr apment whenset‐
ting thes eat withthe memor yfunc tion
When them emor yfunc tion adjus tsthes eat
or steer ing wheel, youa nd other vehicle
occupants –particular lych ildr en–could
becom etrapped. #
Dur ing thes etting procedur eofthe
memor yfunction, ensurethat nobody
par tsarei nt he sweep ofthes eat or
th es teer ing wheel. #
Ifsomebody becomestrapped, immedi‐
at elyr elease them emor yfunc tion posi‐
tion button.
The adjus tmentprocess isstopped. &
WARNIN GRisk ofentr apment ifth e
memor yfunction isactiv ated bychildr en
Childr encould becom etrapped ifth ey act i‐
va te them emor yfunc tion ,particular lywhen
unatt ended. #
Neverlea ve childr enunat tende dint he
ve hicle. #
When leaving thev ehicle, alwayst ake
th eS mar tKey wit hyou and lockthe
ve hicle. The
memor yfunct ioncan beused when thei gni‐
tion isswitc hedoff.
St oring
The mem oryf un ction isonl yavailable invehicles
wit hthe memor ypacka ge .
Sea tadjus tments foru ptot hree people canbe
st or ed and called upusing them emor yfunc tion . The
follo wing settings canbestor ed fort he front
seats:
R Seat, backres t,head restra int posit ionand
con tour ofthes eat backres tint he lumbar
re gion
R Activem ulticont ours eat:side bolste rs of the
seat backres t,shoulde rofthe seat backres t,
cont ourofthes eat backres t,dynamic func‐
tion leve l
R Sea theating: dist ribution oftheh eat edsec‐
tion softhe seat cushion andseat backres t
R Driver's side: steer ing wheel position and
position oftheo utside mirrors on thed rive r's
and front passeng ersides
R Head-up Display 12
0
Sea tsand stow ing

Loc
king/u nlocking theg love box #
Turn thee mer gency keyaq uartert urnc lock‐
wise 0048(tol ock) or count er-cloc kwise 0047(to
unloc k). Openi
ngthee yeglasses compartmen t #
Pres sb utton1 .
Fo lding thef olding tableoutorin &
WARNIN GRisk ofinju ryfrom theo pen
fo lding table
If yo ua redrivin gw itht he folding table open,
ve hicle occupants couldstrike agains tit, in
par ticular inthee vent ofan acci dent, sudd en
br aki ng oran abrupt chang eofdirect ion. #
Close thef olding table beforee achj our‐
ne y. *
NO
TEDama getothef olding tables when
mo ving thes eats back Open
folding tables maybed amag edwhen
th es eats arem ovedback. #
Mak esuret hat thef olding tables are
fo lded inwhen movingthe front seats
bac k. Fo
lding out #
Open rear armr est1 (/ page129) . #
Pullth ef olding table forw ards and upwards
by recess 2or3 and swingoutwards. #
Foldthet able panel sapar t. 12
8
Sea tsand stow ing

EAS
Y-PA CK trunk box Ad
jus tingthe height ofthe EASY-PAC Kt runk
bo xt oa nyposi tion &
WARNIN GRisk ofbeco ming trap ped
and injuredw hen moving thef loor up
When thef loor movesu p,your han dsma y
bec ome trapped onthef rame oftheE ASY-
PA CK trun kb oxando bject sm aybe throw n
up. #
When thef loor movesu p,mak esure
th at your han dsaren otwit hin the
sw eep ofthef loor . #
Ifsomeon ebecomes trapped, carefully
push thec ent erofthef loor down ward. #
Remo veall obj ect sfromt hefloor
bef orem oving itup. &
WARNIN GRisk ofbeco ming trap ped
whe npress ing theE ASY-PA CK trunk box
in
When theE ASY-PA CK trunk boxisp ress ed
int ot he retract edpositio n,your han dsma y
bec ome trapped. Children,inp artic ular ,may
inj uret hemselv eswhen doing so. #
When pressing theE ASY-PA CK trunk
bo xin, mak esuret hat your han dsare
no tw ithin thes weep oftheE ASY-PA CK
tr unk box. #
When leavingthe vehicle, alwayst ake
th eS mar tKey wit hyou and lockthe
ve hicle. #
Neverlea ve childr enunat tende dint he
ve hicle. *
NO
TEDama getothee xtende dEASY-
PA CK trunk box The
EASY-PAC Ktrunk boxm aybe dama ged
when itis ex tende d. #
Donotp lace anyo bjects onorpress
do wn ontheE ASY-PA CK trunk box
fr ame. #
Donotc lose thet runk lidwhen the
EAS Y-PA CK trunk boxise xtende d. *
NO
TEDama getotheE ASY-PA CK trunk
bo xb yo bject s Object
sthat ares har p-edged, poin ted, frag‐
ile, round edorhea vyand object sthat roll
can damag ethe EAS Y-PA CK trunk boxa nd be
th ro wn out. #
Donottranspor tobject sthat ares har p-
edg ed, poin ted, round edorfragile and
obj ect sthat rollin theE ASY-PA CK trunk
bo x. #
Alw ayss towa ndsec ures ucho bject s
out side oftheb oxinthet runk . #
Alw ayso bser vethem aximum permitt ed
load oftheE ASY-PA CK trunk box. #
Donotu se theE ASY-PA CK trunk box
when ther ear seats aref olded for‐
wa rds. Seats
andstow ing 13
1