2020 MERCEDES-BENZ A-CLASS SEDAN door lock

1
Oper ates thememor yfunc tion →
98
2 Adjus tstheseats electrically →
91
3 Switches theseat heating on/off →
94
4 Switches theseat ventil ation on/o ff →
95
5 Locks/unl ocks theve hicle →
70
6 Opens thedoor →
70
7 Opens thetrunk lid →
74
8 Oper ates theoutside mirrors →
122
9 Opens/closes theright side windo w →
78
A Opens/closes there ar right side windo w →
78 B
Child safetyloc kfo rth ere ar side windows →
63
C Opens/cl osesthere ar leftside window →
78
D Opens/closes thelef tside windo w →
78
E Adjus tsthehead restra int s →
92
F Conf igurestheseat settings →
94
G Adjus tstheseat backres tinclin ation →
91
H Adjus tstheseat height →
91
I Adjus tstheseat cushion inclination →
91
J Setstheseat fore -and -aftpos ition →
91
K Adjus tstheseat cushion length →
91 At
aglanc e– Do orcon trol pane land seat adjus tment 17

&
WARNIN GRisk ofinju ryor deat hfrom
deplo yedpy rotech nic Emerg encyTen‐
si oni ng Device s
Py rotech nic Emerg encyTensi oni ng Device s
th at have been deployedar eno long eroper a‐
tion aland areunable toper form their inten‐
ded protect ive func tion. #
Ther efor e, have deplo yedpy rotech nic
Emerg encyTensi oni ng Device simm edi‐
at ely replaced ataqu alif ied spec ialist
wo rkshop. Mer
cedes-Benz recomme ndsthat youha ve the
ve hicle towe dto aqu alif ied spec ialistwo rkshop
af te ran accide nt.
* NO
TEDama gecau sed bytrap ping the
seat belt If
an unused seatbeltisno tfully retract ed,it
ma ybe come trap pe din thedoor orinthe
seat mechanism. #
Alw aysensur eth at an unus edseat belt
is full yre tract ed. Fa
stening seatbelts If
th eseat beltispulled quickl yor shar ply, the
seat beltretract orlock s. The seat beltstra pcan‐
no tbe pulled outanyfur ther. #
Alw ayseng ageseat belttongu e2 ofthe
seat beltintoseat beltbuckle1 ofthecor‐
re sponding seat. Ve
hicl eswith automatic front passen gerair‐
bag shutoff:
* NO
TEDep loym ent oftheEmer gency
Te nsi oni ng Device andside airba gwh en
th efront passeng erseat isunocc upied If
th eseat belttongu eis eng aged intheseat
belt buckleoftheunocc upied front
passeng erseat, theEmer gency Tensi oni ng
De vice andtheside airbag mayalso deplo y
in theev ent ofan acciden talong withot her
sy stems. #
Onlyone person should useeachseat
belt atanyone time. Ve
hicl eswithout automatic front passen ger
airb agshu toff:
* NO
TEDep loym ent oftheEmer gency
Te nsi oni ng Device when thefront -
passeng erseat isunocc upied If
th eseat belttongu eis eng aged intheseat
belt buckleoftheunocc upied front -
passeng erseat, theEmer gency Tensi oni ng Occu
pant safety 39

Child
safetyloc ks Ac
tiv atin g/deac tivatin gthe child safetyloc k
fo rthe rear door s &
WARNIN GRisk ofacci dent andinjury
due tochildr enleftunat tende din the
ve hicle
If ch ildr enarelef tunat tende din theve hicle,
th ey cou ld:
R Ope ndoo rs,th er eb yendang ering other
per sons orroad user s.
R Getout and bestru ck byoncom ingtraf‐
fi c.
R Ope rate vehicle equipment andbecome
tr apped, forex am ple.
In addit ion,th ech ildr encould alsosetth e
ve hicle inmo tion, forex am ple by:
R Releasing thepar king brak e.
R Changing thetra nsmiss ionposition .
R Startin gth eve hicle. #
Neverlea vechildr enunat tende din the
ve hicle. #
When leaving theve hicle, alwaysta ke
th eke ywit hyo uand lockth eve hicle. #
Keep theve hicle keyout ofreac hof
ch ildr en. &
WARNIN GRisk offata linj urydue to
ex posur eto extreme heat or col din the
ve hicle
If people –par ticular lych ildr en–ar e
ex posed toextreme temp eratur esover an
ex tende dpe riod oftime, ther eis arisk of
ser ious oreve nfa ta linj ury. #
Neverlea veanyone –pa rticular lych il‐
dr en –unat tende din theve hicle. #
Neverlea veanim alsintheve hicle unat‐
te nde d. &
WARNIN GRisk ofacci dent andinjury
due tochildr enleftunat tende din the
ve hicle
If ch ildr enaretra veling intheve hicle, they
cou ld,in pa rticular :
R Open doors,ther eb yendang ering other
per sons orroad user s
R Getout and bestru ck byoncom ingtraf fic
R Oper ateve hicle equipment andbecome
tr apped, forex am ple #
Alw aysactiv ateth ech ild safetyloc ks
ins talled ifch ildr enaretra veling inthe
ve hicle. #
Neverlea vechildr enunat tende din the
ve hicle. #
When leaving theve hicle, alwaysta ke
th eSmar tKey wit hyo uand lockth e
ve hicle. Ther
ear ech ild safetyloc ksforth ere ar door s
and there ar passe nger com partment side win‐
do ws . 62
Occupant safety

Smar
tKey Ov
ervie wof Smar tKey functio ns &
WARNIN GRisk ofacci dent andinjury
due tochildr enleftunat tende din the
ve hicle
If ch ildr enarelef tunat tende din theve hicle,
th ey cou ld:
R Ope ndoo rs,th er eb yendang ering other
per sons orroad user s.
R Getout and bestru ck byoncom ingtraf‐
fi c.
R Ope rate vehicle equipment andbecome
tr apped, forex am ple.
In addit ion,th ech ildr encould alsosetth e
ve hicle inmo tion, forex am ple by:
R Releasing thepar king brak e.
R Changing thetra nsmiss ionposition .
R Startin gth eve hicle. #
Neverlea vechildr enunat tende din the
ve hicle. #
When leaving theve hicle, alwaysta ke
th eke ywit hyo uand lockth eve hicle. #
Keep theve hicle keyout ofreac hof
ch ildr en. *
NO
TEDama getotheke ycaus edby
magne ticfields #
Keep theke yaw ay from stro ng ma g‐
ne tic fields. %
The Smar tKey ma yva ry from theone shown
in theimag e,depending ontheve hicle
eq uipment. 1
Locks
2 Indicat orlam p
3 Unloc ks
4 Opens thetrunk lid
5 Panic alar m
% Ifind icatorlam p2 does notlig ht up afte r
pr essing theÜ orß button,thebat‐
te ry isdisc harged.
Re place theSmar tKey batt ery(/ page67 ).
The Smar tKey loc ksand unlocksth efo llo wing
com pone nts:
R The door s
R The fuel filler flap Open
ingand closing 65

R
The trunk lid
If th eve hicle isno topened within appr oximat ely
40 seco ndsafte runloc king,itloc ksagain. Anti-
th eftpr otect ion isactiv ated again.
Do notke ep theSmar tKey toget her withelec‐
tr onic devices orme talobje cts. This canaffect
th eSmar tKey 's functionality .
Indicat orlam pof theve hicl eloc k Indica
torlam p1 inthetrim on thedr iver's side
fl ashes whentheve hicle isloc kedfrom outside.
Indic ator lam p1 remains offif th eve hicle is
loc kedfrom inside orwhile theve hicle isin
mo tion. Ac
tiv atin g/deac tivatin gthe acoustic lock ing
ve rificat ion signa l Mult
imed iasystem:
4 © 5
Set ting s5
Vehicle #
Activateor deacti vate Acou sticLock . Ac
tiv atin g/deac tivatin gthe pani calar m Re
quirement s:
R The ignit ionisswitc hedoff.
% The panic alarmfunc tion isonl yav ailable in
cer tain coun tries. #
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
(t he Smar tKey isinsid 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 66
Openingand closing

Door
s Un
loc king andopening doorsfrom theinsid e #
Tounlo ckand open afront door :pul ldoor
handl e1. #
Tounlo ckare ar door :pul lth ere ar door
han dle. #
Toopen are ar door :pul lth ere ar door han‐
dle again. Cent
rally loc king andunloc kingtheve hicl e
fr om theinsid e #
Tounlo ck:pr ess button 1. #
Toloc k:press butt on2.
The indic ator lam pin thebutt ononthedr iv‐
er's orfront passeng erdoor lights up. %
Youcan also lockand unlocktheve hicle
wit hth ebutt ons onthefront passeng erdoor
and rear door s.
This does notloc kor unlo ckthefuel filler flap.
The vehicle isno tunloc ked:
R Ifyo uha ve loc kedth eve hicle using the
Smar tKey .
R Ifyo uha ve loc kedth eve hicle using KEY‐
LESS -GO. Loc
king/unloc kingtheve hicl ewith KEY‐
LES S-GO Re
quirement s:
R The Smar tKey isouts idetheve hicle.
R The distance betwee nth eSmar tKey and the
ve hicle does notex ceed 3ft (1 m).
R The driver's door andthedoor atwhic hth e
door handle isused areclosed. 70
Openin gand closin g

#
Toactiv ate: press and hold button2 for
appr oximat elyfive seconds untilanacous tic
signal sounds. #
Todeac tivate: press and holdbu tton 1 for
appr oximat elyfive seconds untilanacous tic
signal sounds.
When theve hicle isloc kedaut omatic ally,th e
indic ator lam pin butt on2 light sup. In
thefo llo wing situat ions,th er eis adang erof
being lockedout when thefunc tion isactiv ated:
R While theve hicle isbeing tow star ted/
pushed.
R Ifth eve hicle isbeing tested on aro ller dyna‐
mome ter. Loc
king/u nlocking theve hicl ewith the
emer gency key Loc
king/u nlocking thedr iver' sdoor withth e
emer gency key
% Ifyo uwish toloc kth eve hicle entirelyusing
th eemer gency key,firs tpr es sth ebutt onfor
loc kin gfrom theinside whilethedr iver's
door isopen. Thenproceed toloc kth edr iv‐
er's door using theemer gency key. #
Inser tth eemer gency keyas faras itwil lgo
int oopening 1intheco ver. #
Pull and hold thedoor handle. #
Pull theco veron theemer gency keyas
st ra ight aspossible away from theve hicle
until itre leases. #
Release thedoor handle. Openin
gand closing 73

#
Tounlo ck:tur nth eemer gency keyco unt er-
clo ckwise toposition 0047. #
Toloc k:tur nth eemer gency keyclo ckwise to
position 0047. #
Carefully press theco veront oth eloc kcyli n‐
der until iteng ages and isseat edfirm ly. Loc
king thefront passeng erdoor andrear
door swi th theemer gency key #
Inser ta suit ableobject, e.g.theemer gency
ke y,int oopen ing1onthedoor lock. #
Toloc kth elef t-han dside oftheve hicl e:
tur nth eemer gency keyco unt er-cloc kwi seas
fa ras itwil lgo. #
Toloc kth eright- hand sideoftheve hicl e:
tur nth eemer gency keyclo ckwise asfaras it
wil lgo.
If th eloc keddoor isthen closed, itcan nolong er
be opened from outside. 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. 74
Opening andclosing