ECU MERCEDES-BENZ A CLASS 2023 Owner's Guide

ov
er or be thro wn aroun dand ther eb yhit vehi-
cle occupan ts.
Ther eis arisk ofinjury, par ticular lyin the
eve ntofsud den brak ing orasud den chang e
in dir ecti on. #
Alwaysst ow objects insuc hawa yth at
th ey canno tbe thro wn aroun d. #
Beforeth ejour ney,secur eobj ects, lug-
ga ge orloads agains tslipping ortipping
ove r. &
W W
ARNI NG ARNI
NGRisk ofinjur ydue toobjects
being stowe dincor rectl y
If obje ctsintheve hicle interior arestowe d
incor rectl y,they can slide orbe thro wn aroun d
and hitvehicle occupan ts.Inaddit ion,cup
holder s,open stor ag espaces andmobil e
phone brac kets canno talw aysre tain all
objects they cont ain.
Ther eis arisk ofinjury, par ticular lyin the
eve ntofsud den brak ing orasud den chang e
in dir ecti on. #
Alwaysst ow objects insuc hawa yth at
th ey canno tbe thro wn aroun din suc h
situ ation s. #
Alwaysmak esur eth at obj ects donot
pr otru de from stor ag espaces, parcel
ne ts or stor ag ene ts. #
Close theloc kable stor ag espaces before
st ar ting ajour ney. #
Alwaysst ow and secur ehea vy,har d,
poin ted, shar p-edg ed,fragile orbulky
objects inthetrunk . VV
ehicles wit ehicles
withaut h
aut omatic fr omatic
front passeng ont
passeng erairbag er
airbag
shut shut
o.: o.:
Objects trapped underthefront
passeng erseat mayint erfere wit hth efunction of
th eaut omatic front passeng erairbag shuto.or
damag eth esy stem. Please observetheno teson
th efunction oftheaut omatic front passeng erair-
bag shuto.(/ page46). &
W W
ARNIN G ARNIN
G‑Risk ofaccident orinjur y
when usingthecup holder whiletheve hi-
cle ismo ving
The cup holder cannotsecur econt ainers
while theve hicle ismo ving.
If yo uuse acup holder whiletheve hicle is
mo ving,thecont ainer maybe 0un gar ound
and liquids maybe spilled. Thevehicle occu-
pant sma ycome intocont actwithth eliq uid
and ifit is ho t,they could bescalded. You
could bedistract ed from tra1c condi tionsand
yo uma ylose contr olof theve hicle. #
Onlyuse thecup holder whentheve hicle
is station ary. #
Onlyuse thecup holder forcont ainer sof
th eright size. #
Clos eth econt ainer ,par ticular lyifth e
liq uid isho t. *
N NO O
TE TE
Damag eto thecup holder When
there ar armr estis folded backth ecup
holder couldbecome damaged. Seats
andstow ing
101 101

#
Onlyfo ld there ar armr estbac kwhen the
cup holder isclosed. *
N NO O
TE TE
Damag eto there ar armr estdue to
body weight When
folded out,there ar armr est can be
damag edbybody weight. #
Donotsit orsuppor tyo urself onthere ar
seat armr est. &
W W
AR NIN G AR
NIN G‑Risk of/reand injuryfrom hot
cig arette light er
Yo ucan burnyo urself ifyo uto uc hth eho t
heating element orthesoc ketof thecig arette
light er.
In addition, 0ammablematerials mayignit eif:
R youdr op theho tcig arette light er
R ach ild holds theho tcig arette light erto
objects, forex am ple #
Alwayshold thecig arette light erby the
knob. #
Alwaysmak esur eth at thecig arette
light erisout ofreac hof childr en. #
Neverlea vechildr enunatt ended inthe
ve hicle. &
W W
AR NIN G AR
NIN GRisk ofbur nsfrom theta ilpipe
and tailpipe trims
The exhaus tta ilpipe andtailpipe trims can
become very hot.Ifyo ucome intocont act
wit hth ese partsof theve hicle, youcould burn
yo urself. #
Alwaysbe par ticu larlycar efular ound the
ta ilpipe andtheta ilpipe trims and super -
vise childr enespecia lly closel yin this
ar ea. #
Allo wvehicle partsto cool down before
to uc hing them. The
driving charact eristics ofyour vehicle are
depen denton thedistr ibution oftheload within
th eve hicle. Youshould bearthefo llo wing inmind
when loading theve hicle:
R Neverex ceed theper missible gross mass or
th egr oss axle weight rating forth eve hicle
(incl udin goccupan ts).The values arespeci/ ed
on theve hicle identi/cation plateon theve hi-
cle's B-pill ar.
R The load mustno tpr otru de abo vetheupper
edg eof theseat backrests.
R Alwaysplace theload behind unoccupied
seats ifpossible.
R Secur eth eload using thetie-do wneyes and
distr ibuteth eload evenly.
No teson drivi ng witharo of load
R Evenl ydist ribut eth ero of load, andplace
hea vyobjects atthebo ttom. Also complywit h
th eno teson loadin gth eve hicle
(/ page100) .
R Drive att ent ivel y, and avoidsuddenl ypulling
awa y,braking andsteer ing aswellas rapid
cor ner ing. 102102
Seats
andstow ing

#
Mak esur eth at theseat beltisno ttr ap-
ped when folding backth eseat backrest. #
Movethedr iver's orfront passeng erseat for-
wa rds, ifnece ssary. #
Foldthecor respond ingseat backres t1 back
unt ilit eng ages.
LeT LeT
andr and
right seat bac ight
seat backr kr
es es
ts: ts:
ifth eseat back-
re st isno teng aged andlock ed inplace, the
re dloc kve ri/catio nindic ator 2 willbe visi-
ble .
Cen t Cen
ter seat bac er
seat backr kr
es t es
t: :
if th eseat backrest is
no teng aged and lockedin place, there dloc k
ve ri/catio nindic ator 3 willbe visib le.
Loc Loc
kingt kin
gthe r he
rele ase catc ele
ase catch of t h
of the cen t he
cen ter r er
rear seat ear
seat
bac bac
kr kr
es t es
t
R R
eq equir ui
reme nts: eme
nts:
R The leTand centerseat backrests are
eng aged and joined toget her.
Yo ucan lockth ecent erseat backrest release
catc hifyo uwa nttosecur eth etrunk against
unaut horized access .The cent erseat backrest
can then be folded forw ards onl yto get her with
th eleT seat backrest. #
Foldthecent erand leTseat backrests for-
wa rds. #
T T
o loc o
loc kor unl oc k
or unl ock: k:
slide catch1 upw ards or
do wn wards. OvOv
er er
vie vie
wof t w
of the tie-do he
tie-do wn ey wn
eyes es
Obser
vetheno teson loadin gth eve hicle
(/ page100). Se
ats and stow ing
105 105

opened
whenthero of lugg agera ck is
inst alled. #
Positi on theload onthero of lugg age
ra ck insuc hawa yth at theve hicle will
no tsus tain damag eev en when itis in
mo tion. *
N NO O
TE TE
Damag eto thepanor amaroof wit h
po we rtilt/sliding panelduetonon-
app rove dro of lugg agera ck s The
panoram aro of wit hpo we rtilt/sliding
panel maybe damag edbythero of lugg age
ra ck ifyo uatt em pttoopen itwhen usinga
ro of lugg agera ck notte sted andap pro vedfo r
Mer cedes-Be nz. #
Whe naro of lugg agera ck isinst alled,
open thepanor amaroof wit hpo we rtilt/
sliding panelonlyif th is has been tested
an dap pro vedfo rMer cedes-Benz.
The panor amaroof wit hpo we rtilt/sliding
panel maybe raised toallo wventila tion ofthe
ve hicle interior . *
N NO O
TE TE
Damag eto theco vers The
covers ma ybe damag edand scratc hed
when being opened. #
Donotuse metallic orhar dobjects. #
Carefull yfo ld covers 1 upw ards inthedir ec-
tion ofthear ro w. #
Sec ureth ero of lugg agera ck tothefa steni ng
po int sbe nea thcovers 1 . #
Com plywit hth einst allation instructions ofthe
ro of lugg agera ck manuf acturer. #
Secur eth eload onthero of lugg agera ck . Soc
ke Soc
kets ts
Usi
ngt Usi
ngthe 12 Vsoc ket he
12 Vsoc ket RR
eq eq
uir uir
ements: ements:
R Onlyde vices uptoamaximum of180 W
(15 A)areper missib le.
Depe nding on theve hicle equipme nt,th eve hicle
has thefo llo wing 12Vsoc kets:
R Inthestow agecom partmen tin thefront cen-
te rconsole
R Inthetrunk Seats
andstow ing
107 107

Ex
am ple: 12Vsoc ketin thestow agecom partmen t
in thefront cent erconsole #
Foldup soc ketcap 1. #
Inse rttheplug ofthede vice.
12 Vsoc ke 12
Vsoc ketin t t
in the stow he
stow ag ag
ecom e
com par par
tmen twit tmen
twit h h
co v co
ver er
: :
if yo uha ve conn ectedade vice tothe12 V
soc ket,lea vetheco verof thestow agecom part-
men topen . USB
por USB
portin t t
in the r he
rear passen g ear
passen ger com er
com par par
tmen t tmen
t %
Depen dingon theve hicle equipme nt,th e
design ofthestor ag ecom partment andthe numb
erofUSB portsinthere ar cent ercon-
sole mayva ry.
When theve hicle isswitc hedon,youcan charge a
USB devic e,suc has amobil ephon e,at USB ports
usin gasuit able chargin gcable. WW
ir ir
eless c eless
char har
gingof t gin
gof the mobil ephon eand con- he
mobil ephon eand con-
nect ionwit nect
ionwitht h
the e he
ext xt
er er
ior ant ior
antenn a enn
a NNo o
t t
es on wir es
on wirelessl elessl
yc y
char har
gingt gin
gthe mobil ephon e he
mobil ephon e &
W W
AR NIN G AR
NIN GRisk ofinjurydue toobjects
being stowe dincor rectl y
If obje ctsintheve hicle interior arestowe d
incor rectl y,they can slide orbe thro wn aroun d
and hitvehicle occupan ts.Inaddit ion,cup
holder s,open stow agespaces andmobil e
phon ere cep tacles canno talw aysre tain all
objects within.
Ther eis arisk ofinjury, par ticular lyin the
eve ntofsud den brak ing orasud den chang e
in dir ecti on. #
Alwaysst ow objects sothat they cann ot
be thro wn aroun din suc hsitu ation s. #
Alwaysmak esur eth at obj ects donot
pr otru de from stow agespaces, parcel
ne ts or stow agene ts. #
Close theloc kable stow agespaces
bef orestar tin gajou rney . #
Alwaysst ow and secur ehea vy,har d,
poin ted, shar p-edg ed,fragile orbulky
objects inthetrunk/car gocom part-
ment. Obser
vetheno teson loadin gth eve hicle. &
W W
AR NIN G AR
NIN GRisk of/refrom placin gobj ects
in themobile phonestor ag ecom partment
Placing other objects inthemobile phone
st or ag ecom partment couldconstit utea/r e
hazar d. #
Apar tfr om amobile phone, donotplace
an yot her objects inthemobile phone
st or ag ecom partment, especiall yth ose
made ofme tal. 108108
Seats
andstow ing

#
Plac eth emobile phoneasclose tothecent er
of themar kedsur face on mat 1aspossible
wit hth edispla yfa cing upwards.
When amessag eis sho wninthemultimedia
sy stem, themobile phoneisbeing charge d.
Malfun ctionsduring thech argin gpr ocess are
sho wninthecentr aldispla y.
% The matca nbe remo vedfo rcleaning, e.g.
using clean, lukewa rmwater.
S S
t t
o o
w w
ag ag
ecom e
com par par
tmen twit tmen
twithout cov hout
cover er
Mak esur eth emobile phoneisproper lystored
an dse cu redto prev ent itfrom falling outwhile
yo uar edr iving. #
T T
o secur o
secur et e
the mobile phone: he
mobile phone: swingleve r2
out. InstInst
alling/r alling/r
emo emo
ving t ving
the he
0oor 0oor
mats mats
&
W W
ARNIN G ARNIN
GRisk ofaccident duetoobjects
in thedr iver's foot we ll
Objects inthedr iver's foot we llma yim pede
pedal trav el or bloc kadepr essed pedal.
This jeopar dizestheoper ating androad safety
of theve hicle. #
Stow allobj ects intheve hicle secur ely
so that they canno tget intoth edr iver's
fo ot we ll. #
Alwaysins tallth e0oor mats securely
and asprescr ibed inorder toensur eth at
th er eis alw ayssu1cie ntroom forth e
pedals. #
Donotuse loose 0oormats anddonot
place 0oormats ontopof one another. InstInst
alling alling
0oor 0oor
mats mats
#
Slide thecor respond ingseat backwards and
la y th e0oor matinthefo ot we ll. #
Press studs 1ontoholder s2. #
Adjust thecor respond ingseat.
R R
emo emo
ving vin
g0oor 0oor
mats mats
#
Pullth e0oor mato.holder s2. 110110
Seats
andstow ing

R
Itis saf eto star tan dru nth eengine where
yo ur vehicle ispar ked.
R The fuel tank issu1 ciently full .
S S
t t
ar ar
ting t ting
the v he
veh icle (R eh
icle (Rem ot emo
te Online) e
Online) &
W W
ARNING ARNING
Riskofcrushing orentr apment
due tounint entional star ting oftheengine
Limbs couldbecrushed ortrapped ifth e
engine isstar tedunint ention allydur ing service
or maint enance work. #
Alwayssecur eth eengine against unin-
te ntiona lst ar ting beforeca rryin gout
main tenanc eor repair work. RR
eq eq
uir uir
ements: ements:
R Park position 005Disselect ed.
R The anti-theT alarmsystem isno tactiv ated.
R The panic alarmisno tactiv ated.
R The hazar dwa rning light system isswitc hed
o..
R The hood isclosed.
R The door sar eclosed andlocked. R
The windo wsand slidingsunr oofareclosed . #
Startth eve hicle usingth esmar tphone.
ATer everyengine star t,theengine runs for
te nminut es.
Yo ucan carryout amaximum oftwoconsecutiv e
st ar ting attem pts. Youmust star tth eengine with
th eSmar tKey bef oretrying tostar tth eve hicle
ag ain withth esmar tphone.
Yo ucan switc ho. theve hicle atanytime asfol-
lo ws :
R Viath esmar tphone app
R Bypressing theÜ orß buttononthe
Sma rtKe y
% Further informatio ncan befound inthe
smar tphon eapp.
Se cur Se
cur ing t ing
the v he
vehicle ag ehicle
agains ains
tst t
st ar ar
tin gbef tin
gbef or or
ecar ry- e
car ry-
ing out maint ing
out maint enance orr enance
orrepair w epair
wor or
k: k:
#
Switc hon thehazar dwa rning light system.
or #
Unloc kth edoor s.
or #
Open aside windo wor thesliding sunroof. BrBr
eaking-in not eaking-in
notes es
To
preser vetheengine during the/r st
1,000 miles(1,500 km):
R Drive at varying road speeds andengine
speeds .
R Donotdr ive at speeds great erthan 85 mph
(140 km/h ).
R Drive th eve hicle indrive pr og ram A
or ;.
R ShiT tothene xt highest gear attheve ry latest
when theneedle reac hes thelast third bef ore
th ere dar ea intheta ch ome ter.
R DonotshiT down manuall yin order tobrak e.
R Avoid overstraining theve hicle, e.g.dr ivi ng at
fu llth ro ttle.
R V V
ehic leswit ehic
leswithaut h
aut oma tictr oma
tictransm ission: ansm
ission: Donot
depr esstheacceler ator pedal beyond the
pr essur epoint (kickdo wn). Dr
iving andparking
131 131

R
Onlyincr ease theengine speedgraduall yand
acceler ateth eve hicle tofull speed aTer
1, 000 miles (1,500 km).
Thi salso applies when theengine orpar tsof the
dr ivet ra in have been replaced.
Please alsoobser vethefo llo wing breaking-in
no tes:
R Incer tain driving anddriving safetysy stem s,
th esensor sadjust automaticall ywhile acer -
ta in dist ance isbeing driven aTer theve hicle
has been deliveredor aTer repair s.Fu llsy s-
te m e.ectiv enessisno tre ac hed untilth eend
of this teac h-in process.
R Brak epads, brak ediscs andtires that are
eit her newor have been replaced onlyac hie ve
op timum braking e.ect andgrip aTer several
hund redkilome ters of drivin g.Com pensat efo r
th ere duced braking e.ect byappl ying great er
fo rc eto thebr ak epedal. NNo o
t t
es on dr es
on driving iving
&
W W
ARNIN G ARNIN
GRisk ofaccident duetoobjects
in thedr iver's foot we ll
Objects inthedr iver's foot we llma yim pede
pedal trav el or bloc kadepr essed pedal.
This jeopar dizestheoper ating androad safety
of theve hicle. #
Stow allobj ects intheve hicle secur ely
so that they canno tget intoth edr iver's
fo ot we ll. #
Alwaysins tallth e0oor mats securely
and asprescr ibed inorder toensur eth at
th er eis alw ayssu1cie ntroom forth e
pedals. #
Donotuse loose 0oormats anddonot
place 0oormats ontopof one another. &
W W
ARNIN G ARNIN
GRisk ofaccident duetoincor -
re ct foot we ar
Incor rect foot we arincl udes, forex ample:
R Shoe swith platform soles
R Shoe swit hhigh heels
R Slipper s
Ther eis arisk ofan acciden t. #
Alwayswe arsuit able foot we arso that
yo ucan oper ateth epedals safely. &
W W
ARNI NG ARNI
NGRisk ofaccid ent ifth eve hicle is
switc hedo.while drivi ng
If yo uswitc ho. theve hicle while drivi ng ,
saf etyfu nct ionsar ere str icte dor no long er
av ailabl e.
This maya.ect thepo we rst eer ing system and
th ebr ak efo rc eboosting ,fo rex am ple.
Yo uwill need touse consider ablymor efo rc e
to stee ran dbr ak e, forex am ple. #
Donotswitc ho. theve hicle while driv-
ing . 132132
Dr
iving and parking

&
W W
ARNI NG ARNI
NGRisk ofaccid ent and injur ydue
to childr enleT unatt ended intheve hicle
If ch ildr enareleT unsuper visedintheve hicle,
th ey could, inpar ticul ar:
R open doors,ther eb yendang ering other
per sons orroad user s.
R getout and bestruckby oncoming tra1c.
R oper ateve hicle equipme ntand become
tr apped, forex am ple.
In addit ion,th ech ildr encould alsosetth e
ve hicle inmo tion ,fo rex am ple by:
R releasing thepar king brak e.
R chang ingthetransmission position.
R star ting theve hicle. #
Neverlea vechildr enunatt ended inthe
ve hicle. #
When leavingth eve hicle, alwaysta ke the
Sma rtKe ywit hyo uand lockth eve hicle. #
Keep theve hicle SmartKey out ofreac h
of childr en. Use
theDIRECT SELECT leve rto switc hth etrans-
mission position. Thecurrent trans missionpos i-
tion isdis pla yedin theinst rument displa y. 005D
Park position
005E Reversege ar
005C Neutral
005B Drive position Eng Eng
aging rev agin
gre ver er
se g se
gear R ear
R #
Depr essthebr ak epedal andpush theDIRECT
SELECT leve rupw ards past the/r st point of
re sis tance.
Eng Eng
aging neutr aging
neutralN al
N #
Dep ress thebr ak epedal andpush theDIRECT
SELECT leve rup ordown tothe/r st point of
re sis tance.
% ToshiT intoneu tral 005C withth eve hicle
switc hedon,push theselect orleve rup or
do wn forse veralseconds tothe/r st point of
re sis tance.
Subs equentl yre leasing thebr ak epedal willallow
yo uto mo vetheve hicle freel y,e.g. topush itor
to w itawa y.
Pr Pr
oce edasf oce
edasfoll ow ollo
ws if y s
if you w ou
want t ant
the aut he
aut omatic omatic
tr tr
ansmission t ansmission
to r o
remain inneutr emain
inneutr al al
005C 005C
ev ev
en ift en
ifthe he
v v
ehicle isswitc ehicle
isswitc hed hed
o. o.
ort or
the dr he
driv iv
er's door is er's
door is
opened: opened:
#
Depr essthebr ak epedal andengageneutr al
005C when theve hicle isstation ary. #
Release thebr ak epedal. #
Switc ho. theve hicle. Dr
iving and parking
141 141

%
Ifyo uth en exitth eve hicle leavingth eSmar t-
Ke yin theve hicle, theaut omatic transmission
re mains inneut ral005C.
Eng Eng
aging par aging
parkposition P k
position P #
Obser vetheno teson par king theve hicle
(/ page147). #
Depr essthebr ak epedal untiltheve hicle
comes toast ands till. #
When theve hicle isat ast ands till,pr ess but-
to n005D.
Whe nth etransmission positiondisplaysho ws
005D ,th epar kposition iseng aged. Ifno trans-
mission position display005D appear s,secur e
th eve hicle toprev ent itfrom rolling away.
% Depending onthesituation, itma yta ke a
shor ttime until005D iseng aged. Ther efor e,
alw ayspa yatt ent ion tothetransmission posi-
tion displa y.
Pa rk position
005Diseng aged aut omaticall yif one
of thefo llo wing conditions isme t:
R Youswitc hth estationar yve hicle o.intrans-
mission position005Bor005E. R
Youopen thedr iver's door when theve hicle is
at ast ands tillor when drivi ng atave ry low
speed andthetransmission positionis005B or
005E.
% Tomaneuv erwit han open driver's door ,open
th edr iver's door while atast andstill and
eng agetransmission position005Bor005E again.
% Atvery low outside temp eratur esbelo w
appr ox.-4°F (-20° C),youma yno tbe able to
shiT thetransmission from 005Dtoano ther
tr ansmission positionwhentheve hicle is
switc hedo..Ifth is isthecase, onlych ang e
th etransmission positionwhiletheve hicle
switc hedon.
Eng Eng
agin gdr agin
gdr iv iv
e posit ionD e
posit ionD #
Depr essthebr ak epedal andpush theDIRECT
SELECT leve rdo wn past the/r st point of
re sis tance.
Whe nth eaut omatic transmission isin transmis-
sion position 005B,itshiTs thege arsaut omati cally.
This depends ,am ong other things, onthefo llo w-
ing fact or s:
R The select eddrive pr og ram R
The positionof theacceler ator pedal
R The driving speed PrPr
oblems wit oblems
witht h
the tr he
transmission ansmission
The
tr The
transmission hasaf ansmission
hasafaulty g aulty
gear ear
shiT shiT
Po ssible cause:
R The transmissi onislosin goil. #
Have thetransmission checkedat aqu ali/ed
special istwo rkshop immed iately.
The accel er The
accel erati on c ati
on cha r ha
rac t ac
ter er
is istics
ge tics
getw t
w or or
se, and se,
and
t t
he tr he
transm ission nolong ansm
ission nolong er er
shi Ts. shi
Ts.
Po ssible cause:
R The transmissi onisin emer gency operation
mode . #
Stop theve hicle inaccor dance withth etra1c
conditions. #
ShiT thetransmission toposition 005D. #
Switc ho. theve hicle. #
Waitat least tensec onds . #
Startth eve hicle again. 142142
Dr
iving and parking