2022 MERCEDES-BENZ S CLASS keyless

Indi
catorlam pof theve hicl eloc king system In
dicat orlam p1 inthetrim on thedr iver's side
fl ashes whentheve hicle isloc kedfrom outside.
In thefo llo wing cases ,indic ator lam p1
re mains off:
R When theve hicle isloc kedfrom inside
R Whils tdr iving Ac
tiv atin g/deac tivatin gthe acoustic lock ing
ve rificat ion signa l Mult
imed iasystem:
4 © 5
Set ting s5
Vehicle
5 Openin g/closin g #
Activateor deacti vate Acou sticLock . Ac
tiv atin g/deac tivatin gthe pani calar m Re
quirement s:
R The ignit ionisswitc hedoff. #
Toactiv ate: press butt on1 forapp rox‐
ima tely one second.
A visual andaudibl ealar mistrigg ered. #
Todeac tivate: briefly pr ess button1 again.
or #
Press thest ar t/ stop butt ononthecoc kpit,
wit hth eSmar tKey insid eth eve hicle. Changing
theunloc kingsettings Po
ssible unlockingfunctions oftheSmar tKey :
R Cen tralunlo cking
R Unloc kin gth edr iver's door andfuel filler flap #
Toswitc hbe tw een settings: press the
Ü ands buttonssimul taneousl yfo r
appr oximat elysix seco ndsuntilth eindicat or
lam pflashes twice.
Op tions ifth eunloc kingfunction forth edr iver's
door andfuel filler flap has been selected:
R Tounlo cktheve hicl ece ntr ally:press the
Ü buttontwice.
R Vehicl eswith KEYLESS-GO :if yo uto uc h
th einner surface ofthedoor handle onthe 74
Opening andclosing

dr
iver's door ,onl yth edr iver's door andfuel
fi ller flap areunlo cked. Deactiv
atingthefunction oftheSm artK ey Ve
hicl eswith KEYLESS-GO :If yo udeac tivate
th efunc tion oftheSmar tKey ,th eKEYLE SS-GO
func tionsar ealso deactiv ated. Access ordrive
au thor ization byKEYLESS- GOisthen no long er
possible withth at par ticular SmartK ey .Ac tivate
th efunc tion oftheSmar tKey so that all its fun c‐
tio ns will again beavailable.
Yo ucan also deac tivateth efunc tion ofthe
Smar tKey toreduce theener gycon sum ption of
th eSmar tKey ifyo udo notuse theve hicle ora
Smar tKey foran extende dpe riod oftime. #
Todeac tivate: press thes buttononthe
Smar tKey twi ce inqu ick succ ession .
The Smar tKey indic ator lam pflashes twice
br ief lyand light sup once. #
Toactiv ate: press anybutt onontheSmar t‐
Ke y.
% When theve hicle isstar tedwit hth eSmar t‐
Ke yin themar kedspace ofthecent ercon ‐ sole,
thefunc tion oftheSmar tKey isaut o‐
matic allyactivat ed (/ page18 2). Re
mo ving /ins ertin gthe eme rgency key Re
mo ving the eme rgency key #
Press release button1.
Em erge ncy key2 ispush edout slightly. #
Fully re mo veemer gency key2. Inser
ting theemer gency key #
Inser temerg encykey2 atmar king 3 until
it en gage s.
% Youcan useeme rgency key2 toatt achth e
Smar tKey toake yring. Re
plac ingthe Smar tKey batt ery &
DANG ER Risk offata linj uries due to
sw allo wing batteries
Batt eries cont aintoxic and corrosiv esub‐
st anc es.Swallo wing batteries ma ycause Openin
gand closing 75

Pr
oblems withKEYLESS-GO, troubleshoo ting Yo
ucan nolon gerlo ck orunloc kth eve hicl e
using KEYLESS-GO
Po ssible causes:
R The function oftheSmar tKey has been deac‐
tiv ated.
R The Smar tKey batt eryis we ak ordisc harged. #
Activateth efunc tion oftheSmar tKey
( / pag e75 ). #
Chec kth ebatt eryusing theindicat orlam p
(/ page73 ). #
Replace theSmar tKey batt ery, ifnec essar y
(/ page75 ). #
Useth ere placemen tSmar tKey . #
Use theemer gency keyto loc kor unloc k
(/ page81 ). #
Have theve hicle andSmar tKey checkedat a
qu alif ied spec ialistwo rkshop. Ther
eis int erfere nce from apo we rful radio
sig nal source
Po ssible causes ifth efunc tion ofKEYLE SS-GO is
im pair ed:
R High voltag epo we rlines
R Mobi lephones
R Electr onicdevices (notebook s,table ts)
R Shielding duetome talobje ctsor induc tion
loops forelectr icalgate systems oraut o‐
matic barrier s #
Mak esur eth at ther eis suf ficie ntdist anc e
be tween theSmar tKey and thepo tentia l
sou rceof interfere nce. Ac
tiv atin gor deac tivatin gthe automati c
lo ck ing featur e Mul
timedi asy stem:
4 © 5
Set ting s5
Vehicle
5 Lock ingFunc tion
% The vehicle isloc kedaut omatic allywhen the
ignit ionisswitc hedonand thewheels are
tur ning faster than walkin gpace. #
Swit chAuto matic Door Lockonoroff.
In thefo llo wing situat ions,th er eis adang erof
being lockedout when thefunc tion isactiv ated:
R The vehicle isbeing towe dor pushed.
R Ifth eve hicle isbeing tested on aro ller dyna‐
mome ter. Po
we rcl os ingfun ction &
WARNIN GRisk ofbeco ming trap ped
whe nth edoor sclose automatic ally
Body partsor objec tscan become trapped,
causing injuries. #
Ensur eth at no body partsor obj ect s
ar ein theclosing area. #
Automatic closing ofthedoor scan be
canc eled bypulling theout eror inner
door handle. If
yo upush thedoor intoth eloc kto thefirs t
de tent positio n,thepo we rclosi ngfunction will
au tomatical lypull thedoor intoth eloc k. 80
Openin gand closing

%
Ifth eve hicle isloc kedfrom theoutside, or
while pulling away,an aut omatic closingof
th edoor scan betrigg ered. Loc
king/unloc kingtheve hicl ewith the
emer gency key Un
loc king alef t-hand vehicl edoor withthe
emer gency key
Ve hicl eswithout KEYLESS-GO #
Remo vetheemer gency key(/ pag e75 ). #
Pull and hold thedoor handle. #
Inser tth eemer gency keyin to theloc kcy lin‐
der . #
Turn theemer gency keyco unt er-cloc kwi seto
position 0047. #
Remo vetheemer gency keyand release the
door handle.
Ve hicl eswith KEYLESS-GO #
Remo vetheemer gency key(/ pag e75 ). #
Ifth edoor handleisretract ed: press the
fr ont area ofdoor handl e1.
The door handl efo lds slight lyoutw ard. #
Pull and hold thedoor handle. Openin
gand closing 81

#
Press trunk lidremo teoper ating switch1. #
Press closing button1 onthetrunk lid.
Ve hicl eswith KEYLESS-GO #
Press locking button2 onthetrunk lid.
If aSmar tKey isde tected outsid eth eve hicle,
th etrunk lidwill close andtheve hicle willbe
loc ked. #
With thetrunk lidcom pletely op en,pr es sand
hold theH buttonontheSmar tKey .The Smar
tKey mus tbe inthevicin ityoftheve hi‐
cle.
Ve hicl eswith HANDS -FREEACCESS #
With thetrunk lidcom pletely op en,ma kea
kic king movement withyo ur foot belo wthe
bum per(/ page86).
Tr unk lidaut omatic reve rsing funct ion
The trunk lidiseq uipped withaut omat icbloc k‐
ag ede tection with are ve rsing func tion.If an
obs tacle obs tructs thetrunk liddur ing theaut o‐
matic closing process, itwill automatic allyopen
ag ain. Theautomatic reve rsing func tion isonl y
an aid and isno ta subs titutefo ryo ur att entive‐
ne ss. #
Dur ing theclosing process, makesur eth at
no body partsarein theclosing area. &
WARNIN GRisk ofbeco ming trap ped
des pite reve rsing func tion
The reve rsing func tion willnotre act :
R tosof t,light andthin obje cts, e.g. fing ers
R towa rdsth eend oftheclosing procedur e Openin
gand closing 85

pr
ocess andmakesur eth at no body
par tsarein theclosing area. #
Press and hold thes buttononthe
Smar tKey .
The follo wing functionsar eper form ed:
R The vehicle isloc ked.
R The side windo wsareclo sed.
R The pano ramic sliding roof isclosed. #
Tointerru pt con venience closing: release
th es button. #
Tocont inue convenience closing: press
and hold thes buttonagain.
% Con venie nce closing also func tions with
KEYLESS- GO(/ page78 ). Re
sol ving problems withtheside windo ws &
WARNIN GRisk ofbeco ming trap ped or
fa ta lly injured ifre ve rsing protect ion is
no tactiv ated
If yo uclo seaside windowagain imm ediat ely
af te rit has been blocked, theside windo w
will close withincr eased ormaximum forc e.
The reve rsing func tion isthen notactiv eand
body partsma ybecome trapped. #
Mak esur eth at no par tsof thebody are
in theclosing area. #
Tostop theclosing process, release the
butt onorpress thebutt onagain to
re open theside windo w. A
sid ewind owcann otbe closed andyoucan‐
no tsee thecaus e. #
Chec kto see whether anyobjec tsarein the
windo wguide. #
Adjus tth eside windo ws.
Ad jus tingthe side windo ws If
aside windo wisobs truct eddur ing closing and
re opens again immediat ely: #
Immediat elyaf te rth is, pull and hold thecor‐
re sponding buttonagain until theside win‐
do whas closed andhold thebutt onforat
lea stone moresecond (re-adjus tment).
The side windo wwill beclosed without the
aut omat icreve rsing func tion.
If th eside windo wisobs truct edagain and
re opens again immediat ely: #
Immediat elyaf te rth is, pull and hold thecor‐
re sponding buttonagain until theside win‐
do whas closed andhold thebutt onforat
lea stone moresecond (follo w-up adjust‐
men t).
The side windowwill beclos edwithout the
aut omat icreve rsing func tion.
Th eside windo wscann otbe opened or
closed usingthecon venience opening fea‐
tur e.
Po ssible causes:
R The Smar tKey batt eryis we ak ordisc harged. 92
Openin gand closin g

R
Afterpr essing thest ar t/ stop butt onwithth e
Smar tKey inthemar kedspace (/page18 2)
% WhentheMer cedes‑ Benzemergency call
sy stem isactiv eand thealar mstay son for
mor eth an 30 sec onds, ames sageis aut o‐
mat icall ysen tto theCus tomer Assis tance
Ce nter (/ page 319).
% Inthecase ofsevere batt erydisc harging,
th eanti- theftalar msystem isaut omaticall y
deactiv ated tofacil itat eth ene xt engine
st ar t.
Deact ivat ing theATA #
Press theÜ, sorH buttononthe
Smar tKey .
or #
Press thest ar t/ stop butt onwithth eSmar t‐
Ke yin themar kedspace (/page18 2)
Dea ctivat ingth eala rm using KEYLESS-GO #
With theSmar tKey outside theve hicle, touc h
th einner surface ofthedoor handle. Fu
nction oftheto w- aw ay alar m %
This function mayno tbe available inall
coun tries.
An audible andvisual alarmistrigg ered ifan
alt eratio nto your vehicle's angleof inclination is
de tected whi letheto w- aw ay alar misarmed.
The tow- aw ay alar misaut omat icallyar med afte r
appr oximat ely60 seco nds:
R Afterloc king theve hicle withth eSmar tKey
R Afterloc king theve hicle using KEYLES S-GO
The tow- aw ay alar mison lyarmed when thefo l‐
lo wing compone ntsar eclos ed:
R Doo rs
R Trunk lid
The tow- aw ay alar misaut omat icallydeac tiva‐
te d:
R Afterpr essing theÜ orH buttonon
th eSmar tKey
R Afterpr essing thest ar t/ stop butt onwithth e
Smar tKey inthemar kedspace (/page18 2) R
Afterunloc kingtheve hicle using KEYLES S-
GO
R When usingHAND S-FREE ACCES S
In fo rm atio non collision detection onapa rked
ve hicle (/page208). Ar
ming/disar mingtheto w- aw ay alar m Mul
timedi asy stem:
4 © 5
Set ting s5
Vehicle
5 Openin g/closin g5
Vehicle Protection #
Arm or disar mTow-away Protection.
The tow- aw ay alar misarmed again inthefo llo w‐
ing cases :
R The vehicle isunloc kedag ain.
R Adoor isopened.
R The vehicle isloc kedag ain. Fu
nction oftheint erior motion sensor %
This function mayno tbe available inall
coun tries. Open
ingand closing 10
1

Manuf
ac‐
tur er Model
designa‐
tion Ra
dio
eq uip‐
ment
appr oval
number
(if availa‐
ble )
Bosc hF R5CPCCF(radar
sen sor) H-
23 855
Con tine ntal
An tenna RK
E213 E1
(a nt enna amplifie r) H-1
5475
Con tinental
Ant enna RK
E223E1
(a nt enna amplifie r) H-2
463 7
Co ntine ntal
Au tomo tive CMK
G1(loc king
sy stem) H-2
4376
Con tinental
Au tomo tive MARS
Keyless
(loc king system) H-1
7929 Manuf
ac‐
tur er Model
designa‐
tion Ra
dio
eq uip‐
ment
appr oval
number
(if availa‐
ble )
Contine ntal
Au tomo tive D-
WMI2020A
(contr olunit) H-239
74
DI-20 19-9
79 4-APN-
DN AYRT#
EN ACOM
HELL AD M4(locking sys‐
te m) H-1
7845
Hir schmann 920287A(locking
sy stem) H-1
569 4
Hir schmann 920287B(loc king
sy stem) H-1
5695 Manuf
ac‐
tur er Model
designa‐
tion Ra
dio
eq uip‐
ment
appr oval
number
(if availa‐
ble )
Huf Baol ong TSSRE4A (tire
pr essur emonit or
sensor ) H-2
002 7
HUF HUF14632 (lock‐
ing system) H-1
5541
HUF HUF4761(lo cking
sy stem) H-1
1545
LEOPOLD
KO STAL KK1
(loc king sys‐
te m) H-1
6874
MAR‐
QU ARD T DC1
2A(loc king
sy stem) H-1
7689 398
Tech nica lda ta