2022 MERCEDES-BENZ S CLASS lock

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

#
Inser temerg encykey2 into theopening
and liftup covering 3 and remo veit. #
Repeat edly taptheSmar tKey agains tyo ur
palm untilbat tery 4 falls out oftheSmar t‐
Ke y. #
Inser tth ene wbatt erywit hth epositiv epole
fa cing upwa rds. Use alint-fr eeclothtodo so. #
Mak esur eth at thesur face ofthebatt eryis
fr ee oflint, grease andother impur ities. #
Inser tth efront tabsof covering 3 intoth e
housing andthen press onboth sides to
clos eit. #
Makesur eth at covering 3 iscom plet ely
closed. #
Inser tth efront tabsof cover1 intoth e
housing andthen press until itis com pletely
clos ed. #
Inser tth eemer gency keyag ain (/ pag e75 ). Pr
oblems withth eSm artK ey ,tr oub lesho ot‐
ing Yo
ucan nolon gerlo ck orunloc kth eve hicl e
Po ssible causes:
R The Smar tKey batt eryis we ak ordisc harged. #
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 theSmar tKey checkedat aqu alif ied
spec ialistwo rkshop.
Ther eis int erfere nce from apo we rful radio
sig nal source
Po ssible causes ifth efunc tion oftheSmar tKey
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.
Yo uha ve los ta Sma rtKe y #
Have theSmar tKey deactiv ated ataqu alif ied
spec ialistwo rkshop. #
Ifnecessar y,ha ve themec hanical lock
re placed aswell. Open
ingand closing 77

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 edoor handleisex tended: slightlypull
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. Loc
king thedoor s #
Inser ta suit able object ,e.g .th eemer gency
ke y,int oopen ing1onthedoor lock. #
Toloc kth elef t-han dside oftheve hicl e:
tur nth eemer gency keyclo ckwise asfaras it
wil lgo. #
Toloc kth eright- hand sideoftheve hicl e:
tur nth eemer gency keyco unt er-cloc kwi seas
fa ras itwil lgo.
If th eloc keddoor isthen closed, itcan nolong er
be opened from theoutside. Tr
unk Openi
ngthetrunk lid &
DANG ER Risk ofexhaus tga spoisoning
Combus tionengines emitpoisonous exhaus t
ga ses suchas carbon monoxide.Exhaus t
ga ses can entertheve hicle interior ifth e
tr unk lid is op en when theengine isrunning ,
esp ecially ifth eve hicle isin mo tion. #
Alw aysswitc hof fth eengine before
opening thetrunk lid. #
Neverdr ive wit hth etrunk lidopen. 82
Openin gand closing

*
NO
TEDama getothetrunk lidbyobs ta‐
cle sab ove theve hicle The
trunk lidswings upwards when itis
opened. #
Ther efor e, mak esur eth at ther eis suf fi‐
cie ntcle arance above thetrunk lid. #
Pull thetrunk lidhandle. #
Vehicl eswith HANDS -FREEACCESS: Make
a kic kin gmo vement withyo ur foot belo wthe
bum per(/ page86). Ve
hicl eswith trunk lidconve nience closing #
Pull trunk lidremo teoper ating switch1. #
Press and hold theH buttononthe
Smar tKey . #
Ifth etrunk lidisstopped inan intermediat e
position, pullitup. Release itas soon asit
begin sto open. #
With thetrunk lidopening heightrestriction
acti vated, manuall ypull thestopped trunk lid
up.
If an obs tacle obs tructs thetrunk liddur ing the
aut omat icopen ingproce ss,bloc kage detection
wi llst op thetrunk lid.The automatic blockage
de tection functi onisonly anaid and isno ta
su bs titu teforyo ur att entiven ess . Closing
thetrunk lid &
WARNIN GRisk ofinju ryfrom unsecu red
it ems intheve hicle
If object s,lugg ageor loads areno tsecur ed
or notsecur edsuf ficie ntly,they cou ldslip,
tip ove ror be throw nar ou nd and ther eb yhit
ve hicle occupants.
Ther eis arisk ofinjur y,par ticular lyin the
ev ent ofsudden braking orasudden chang e
in dir ect ion. #
Alw aysst ow object sin suc hawa yth at
th ey canno tbe thro wn around. Open
ingand closing 83

#
Beforeth ejour ney,secur eobjects, lug‐
ga ge orloads agains tslipping ortipping
ove r. Obser
vetheno teson loadi ngtheve hicle.
No teson closing thetrunk lid:your vehicle is
eq uipped withaut omatic SmartKey recogni tion.
If aSmar tKey belongin gto theve hicle isde tec‐
te din theve hicle, thetrunk lidwill notbe locked
and willpop open again.
No tethat thetrunk lidwill notbe lockedifth e
fo llo wing situat ionoccurs:
R Youha ve loc kedth eve hicle andclose the
tr unk lid wh ile aSma rtKe ybelo nging to the
ve hicle isinside theve hicle.
and
R Asecond SmartKey belongin gto theve hicle
is no tde tected outsid eth eve hicle.
Au tomatic SmartKey recogni tionisonly anaid
and isno ta su bs titu teforyo ur att entiven ess . #
Beforeloc kin g,en sur eth at atleas ton e
Sm artK ey belongin gto theve hicle isoutside
th eve hicle. #
Toclose thetrunk lid:pull thetrunk lid
do wn using thehandle recess andpush it
clos ed.
% Ifyo ulight lypush thetrunk lidclosed, the
po we rclosi ngfunction willau tomatical lypull
th etrunk lidintoth eloc k.
Ve hicl eswith trunk lidconvenience closing &
WARNIN GRisk ofbeco ming trap ped
du ring automatic closing ofthetrunk lid
Pa rts of thebody could become trapped.
Ther ema ybe people intheclosing area. #
Mak esur eth at nobody isin thevicinit y
of theclosing area. #
Use oneofthefo llo wing option sto stop
th eclosing process:
R Press theH buttononthe
Smar tKey .
R Press orpull there mo teoper ating
switc hon thedr iver's door .
R Press theclosing orloc king button
on thetrunk lid. R
Pull thetrunk lidhandle. Ve
hicl eswith HANDS -FREEACCESS: itis also
poss ibletostop theclosing process bymaking a
kic king movement belowthere ar bum per. #
Pull thetrunk lidhandle. Release itas soon
as itbegin sto clos e. #
Ifth etrunk lidisstopped inan intermediat e
position, pushitdo wn.
The trunk lidwill cont inue toclos e. 84
Opening andclosing

#
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

Switc
hingsepar atetrunk locking onand off Multimedia
system:
4 © 5
Set ting s5
Vehicle
5 Openin g/closing
Switc hingsepar atetrunk locking on #
Select BlockTrunk Access. #
Creat eaPIN. #
Press OKtoconf irm thePIN. #
Enterth ePIN again and confirm it.
The trunk willremain lockedifyo uunlo ckthe
ve hicle centrally .
% Ifan acc ident hasbeen detected, thetrunk
will unloc keve nif sep aratelock ing is
switc hedon.
% Youcan open thetrunk withth eemer gency
ke yev en while trunk lockis activ e.Separ ate
tr unk locking willremain active.
Swi tching separ atetrunk locking off #
Select BlockTrunk Access . #
EnterthePIN.
If th ePIN iscor rect, sep aratetrunk locking
wi llbe swi tched offand thePIN dele ted.
Re setting thePIN
If yo uha ve forg ottenth ePIN ,yo ucan switchoff
separ atetrunk locking withth eemer gency key. #
Select BlockTru nkAccess . #
Confirm Forg etPIN? . #
Unloc kth etrunk within thre eminut eswit h
th eemer gency key.
Sepa rate trunk lock ing will beswitc hedoff
and thePIN dele ted. Un
loc king andopening thetrunk from insid e
wit hth eemer gency release Re
quirement s:
R The 12Vve hicle batteryis conn ectedand
ch arge d. #
Press emer gency release button1 brief ly. Un
loc king thetrunk lidusing theemer gency
ke y #
Take theemer gency keyout oftheSmar tKey
( / pag e75 ). #
Insertth eemer gency keyin to thetrunk lock
as faras itwil lgo. 88
Opening andclosing