2023 MERCEDES-BENZ A CLASS warning lights

1
0025 ABS →
397
2 003E003D Turn sign allights →
113
3 0077 Tire pressur emonit oring system →
399
4 003D Electricalmalfuncti on →
389
5 L Distance warning →
396
6 00C6 Recuper ativeBr ak eSy stem, USAonl y →
393
004D Brak es (yello w), Canada only →
393
7 Brak es (red) →
393
0027 USAonl y
004D Canada only
8 0024 Electricpar king brak e(yello w) →
393
9 Electr icpar king brak e(red) →
393
0049 USAonl y
0024 Canada only A
00B9 CheckEng ine →
389
B 005E Rear foglam p →
113
C 0057 Highbeam →
113
0058 Lowbea m →
112
0060 Parking lamps →
112
D 00BB ESP®
OFF →
397
00E5 ESP®
→
397
E 0075 Restr aint system →
387
F Fuelleve l →
206
G 00D4 Reser vefuel with fuel /ller 0aploca tio n
ind icat or →
389
H Ù Powe rst eer ing →
388
I 00E9 Seatbelt →
387 At
aglan ce–Indi catorand warning lamps(standar d)
11 11

1
003E003D Turn sign allights →
113
2 0075 Restr aint system →
387
3 00BB ESP®
OF F →
397
00E5 ESP®
→
397
4 005E Rear foglam p →
113
5 0057 Highbeam →
113
0058 Lowbea m →
112
0060 Parking lamps →
112
6 ÿ Coolant temp eratur e →
389
7 Coolant temp eratur edispla y →
206
8 0024 Electricpar king brak e(yello w) →
393
9 00C6 Recuper ativeBr ak eSy stem, USAonl y →
393
004D Brak es (yello w), Canada only →
393
A 003D Electricalmalfu nction →
389
B L Distance warning →
396 C
0025 ABS →
397
D Ù Powe rst eer ing →
388
E 0077 Tire pressur emonit oring system →
399
F 00B6 Reser vefuel with fuel /ller 0aploca tio n
ind icat or →
389
G Fuelleve l →
206
H Electr icpar king brak e(red) →
393
0049 USAonl y
0024 Canada only
I Brak es (red) →
393
0027 USAonl y
004D Canada only
J 00E9 Seatbelt →
387
K 00B9 CheckEngine →
389
L ä Indicat orlam pinoper ative At
aglan ce–Indi catorand warning lamps(Widescr eenCockpit)
13 13

RR
es estr tr
aint syst aint
system function ality em
function ality When
theve hicle isswitc hedon,aself -tes tis per -
fo rm ed, during whic hth e0075 restr aint system
wa rning lamplights up.Itgoes outnolater than a
few secon dsaTer theve hicle isstar ted. The com-
ponent sof there str aint system areth en func-
tional. Malfunction
ingr Malfunction
ingres estr tr
aint syst aint
system em
A
malfunction hasoccur redin there str aint sys-
te m if:
R The 0075 restr aint system warning lampdoes
no tlight upwhen theve hicle isswitc hedon
R The 0075 restr aint system warning lamplights
up continuousl yor repeat edlydur ing ajour ney &
W W
ARNIN G ARNIN
GRisk ofinju rydue tomalfun c-
tions inthere str aint system
Co mp onent sin there str aint system maybe
acti vatedunint ention allyor notdeplo yas plan-
ned inan accident. #
Have there str aint system checkedand
re pair edimmediat elyat aqu ali/ed spe-
ciali stwo rkshop. FF
unct ionoft unct
ionofthe r he
res es
tr tr
aint syst aint
system inan acciden t em
inan acciden t Ho
wthere str aint system worksis de term ined by
th ese verity of theim pact detected and thetype
of accident anticipated:
R Front alim pact
R Rear impact
R Side impact
R Rollover
The activati on thre sholds forth ecom ponents of
th ere str aint system arede term ined based onthe
ev aluat ionofthesensor values measured atvari-
ous points intheve hicle. Thisprocess ispre-e mp -
tiv ein natur e.The trigg ering/deplo ymentofthe
com pone ntsofthere str aint system musttake
place ingood timeatthestar tof thecollision.
Fa ctor swhic hcan onlybe seen andmeasur ed
aTer acollisi onhas occur reddo notpla ya deci- siv
ero le in thedeplo yment ofan airbag. Nordo
th ey prov ide anindication ofairbag deployment.
The vehicle maybe def ormed signi/cantl ywit hout
an airbag beingdepl oyed.This isthecase ifonl y
par tswhic har ere lativ elyeasil ydef ormed are
a.ec tedand thera te of vehicle decel eration is
no thigh. Conversely, an airbag maybe depl oyed
ev en though theve hicle su.er sonl ymin ordef or-
matio n.Ifve ry rigid vehicle partssuc has lon gitu-
din almembe rsarehit, this ma yre sult insu1-
cientl yhigh leve ls of vehicle decel eration .
Depen dingon thede tected deplo yment situation,
th ecom ponents ofthere str aint system canbe
ac tiva tedor deplo yedindepende ntlyof eac h
ot her :
R Emer gency Tensio ning Device :fr ont alim pac t,
re ar impact, sideimpact, rollo ver
R Driver's airbag, front passeng erairbag: front al
im pact
R Knee airbag: front alim pact
R Side airbag: sideimpact
R Windo wcur tain airbag: sideimpact, rollo ver,
fr ont alim pa ct 3838
Oc
cupa nt safety

The
00E9 seatbel twa rning lamplights upforsix
seconds everytime theve hicle isstar ted.
In addition, awa rning tone maysou nd.
Whe nth edr iver's andfront passeng er'sdoor sar e
closed andthedr iver and front passeng erhave
fa stene dth eir seat belts, theseat beltwarning
goes out.
In thefo llo wing cases ,th eseat beltwarning lights
up dur ing ajour neyif:
R The vehicle speed exceeds 15mph(2 5km /h)
an dth edr iver's orfront passeng erseat beltis
no tfa stene d.
R Thedr iver or fron tpa sseng erunfast enstheir
seat beltwhile theve hicle isin mo tion . Air
bags Air
bags OvOv
er er
vie vie
wof airbag s w
of airbag s 1
Driver's knee airbag
2 Driver's airbag
3 Front passeng erairbag
4 Front passeng erknee airbag
5 Windo wcur tain airbag
6 Side airbag
The installation location ofan airbag isident i/ed
by theAIRB AGsymbol.
When enabled,anairbag canprov ide additional
pr otection forth ere specti vevehicle occupan t.Po
tential protection prov ided byeac hairbag:
R Knee airbag: thigh, knee andlowe rleg
R Driver's airbag, front passeng erairbag: head
and ribcag e
R Windo wcur tain airbag: head
R Side airbag: ribcag eand pelvis
* N NO O
TE TE
Mer cedes- AMGvehicles #
Obser vetheno tesin theSupplement.
Yo ucould other wise failto recogn ize
dang ers. &
W W
AR NIN G AR
NIN GRisk ofinjuryor deat hifth eco-
dr iver airbag isenabled
If th eco-dr iver airbag isenabled, ach ild on
th eco-dr iver seat maybe struckby theco-
dr iver airbag during anaccident.
NEVER useare ar wa rd-faci ng child restr aint
sy stem onase at with an ENA BLED FRONT
AIR BAG; DEA THorSER IOUS INJUR Yto the
CH ILD ca nocc ur. Occ
upantsafety
43 43

FF
unctions ofABS unctions
ofABS The
Anti-loc kBr ak eSy stem (ABS) regula testh e
br ak epr essur ein critical driving situations:
R Dur ingbraking, forinst ance, atmaximum full-
st op braking orifth er eis insu1c ienttiretrac-
tion, thewheels arepr ev ent edfrom locking.
R Vehicle steer abili tywhile braking isensu red.
If ABS interve nes when brak ing, youwill feel a
pulsing inthebr ak epedal. Thepulsating brak e
pedal canbeanindication ofhazar dous road con-
dit ion sand canserveas are minder totake extra
car ewhi ledriving.
Sy st Sy
stem limits em
limits
R ABS isacti vefrom speed sof appro x.3mp h
(5 km/h ).
R ABS maybe impai redor ma yno tfun ction ifa
malfuncti onhas occur redand theye llo w0025
ABS warning lamplights upcontinuousl yaTer
th eve hicle isstar ted. FF
unction ofB unction
ofBAS AS
&
W W
ARNIN G ARNIN
GRisk ofan accident causedbya
malfun ctioninBAS (BrakeAssi stSystem)
If BAS ismalfunctioning, thebr aking distance
in an emer gency brak ing situatio nis
incr eased. #
Dep ress thebr ak epedal withfull forc ein
emer gency brak ing situatio ns.ABS pre-
ve nts thewheels from locking. The
Brak eAssist System (BAS)suppor tsyour
emer gency brak ing situatio nwit hadd itional brak e
fo rc e.
If yo udepr essthebr ak epedal quickl y, BAS is
activ ated:
R BAS automati callyboos tsthebr ak epr essur e.
R BAS canshor tenth ebr aking distance.
R ABS prev ents thewheels from locking.
The brak es will function asusual onceyoure lease
th ebr ak epedal. BASisdeactiv ated. FF
unctions ofESP unctions
ofESP ® ®
&
W W
ARNIN G ARNIN
GRisk ofskidding ifESP ®
is
deactiv ated
If yo udeactiv ateESP ®
,ESP ®
canno tcar ryout
ve hicle stabili zation . #
ESP ®
should onlybe deact ivat ed inthe
fo llo wing situations. *
N NO O
TE TE
Mer cedes- AMGvehicles #
Obser vetheno tesin theSupplement.
Yo ucould other wise failto recogn ize
dang ers. The
Electr onicStabili tyProg ram (ESP ®
)can moni-
to rand improv edr iving stability andtraction in
th efo llo wing situations within physical limits:
R When pulling awayon wetor slip peryro ad.
R When braking . Dr
iving and parking
157 157

If
th eve hicle deviat esfrom thedir ection desired
by thedr iver ,ESP ®
can stabilize theve hicle by
int erve ning inthefo llo wing ways:
R One ormor ewheels arebr ak ed.
R The engineoutput isadap tedaccor dingtothe
situ ation .
ESP ®
is deacti vatedifth e00BB ESP®
OFF warn-
ing lamplights upcontinuousl yin theinst rument
clust er.
Obser vethefo llo wing points whenESP®
is deacti-
va ted:
R Driving stability willnolong erbe improve d.
R The drive wheels couldspin.
R ETS/4 ETStraction controlissti llactiv e.
% When ESP®
is deactiv ated, youar estill assis -
te dby ESP ®
when braking.
If th e00E5 ESP®
wa rning lamp0as hes inthe
inst rument cluster,one orseveralwheels has
re ac hed itsgrip limit:
R Adaptth edr iving styleto suit thepr ev ailin g
ro ad and weather cond itions. R
Donotdeact ivat eESP ®
und eranycir cums tan-
ces .
R Onlydep ress theacceler ator pedal asfaras is
necessar y.
It ma ybe bes tto deactiv ateESP ®
in thefo llo wing
situations:
R When usingsnowch ains.
R Indeep snow.
R Onsand orgrav el.
% Spinn ingthewheels result sin acutt ing
action ,whic henhan cestraction .
If th e00E5 ESP®
wa rning lamplights upcontinu-
ousl y,ESP ®
is no tav ailabl edue toamalf unct ion.
Obser vethefo llo wing information:
R Warning and indicat orlam ps(/ page386)
R Displa ymessa ges(/ page337)
ET ET
S/ 4ET S/
4ET S(Elect r S
(Elect roni cTr onic
Tractio nSy st actio
nSy stem) em)
ET S/ 4ET Stractio ncont rolis par tof ESP ®
and
mak esitpossible topull awayand accel erateon a
slip peryro ad. ET
S/ 4ET Scan improve theve hicle' stractio nby
int erve ning inthefo llo wing ways:
R The drive wh eels arebr ak ed indivi dually if th ey
spin .
R Mor edr ive to rq ue istransf erredto thewheel
or wheels withtraction.
In0 uence In0
uence ofdr of
driv iv
e pr e
pr og r og
rams onESP ams
onESP ® ®
The drive prog rams enable ESP®
to adap tto dif-
fe re nt we ather and road cond itions aswellas the
dr iver's prefer reddr iving style. Dependin gon the
select eddrive pr og ram, theappr opriateESP ®
mode willbeactiv ated. Youcan select thedr ive
pr og rams using theDY NAMI CSEL ECTsw itch
(/ page 138). FF
unction ofESP unction
ofESP ® ®
Cr Cr
ossw indAssist ossw
indAssist ESP
®
Cr ossw indAssist detects sudden gustsof
side wind andhelps thedr iver tokeep theve hicle
in thelane:
R ESP ®
Cr osswind Assistisactiv eat vehicle
speeds between appr ox.47 mph(7 5km /h)
an d12 5mp h(2 00 km/h)wh en drivi ng
str aigh tah eador cornering slightl y. 158158
Dr
iving andparking

R
The vehicle isstabili zed bymeans ofindiv idual
br ak eapplication onone side. AA
ctiv ctiv
ating /deactiv ating
/deactiv atingESP ating
ESP® ®
(Electr (Electr
onicSt onic
Stabili ty abili
ty
Pr Pr
og r og
ram) am)
Mul
time diasystem:
4 © 5
Setting s5
Qui ckAccess
% ESP®
can onlybe activ ated/ deact ivat ed usin g
qu ick acces swhen atleast oneother funct ion
is availabl ein qu ick acces s.ESP ®
can other -
wise befound intheAssistance menu.
* N NO O
TE TE
Mer cedes- AMGvehicles #
Obser vetheno tesin theSupplement.
Yo ucould other wise failto recogn ize
dang ers. #
Select ESP. #
Select Onor00BB Off.
ESP ®
is deactiv ated ifth e00BB ESP®
OFF warn-
ing lamplights upcontinuousl yin theinst rument
clust er. Obser
vetheinf ormation onwarning lampsand
displa ymessa geswhic hma ybe sho wninthe
inst rument cluster. FF
uncti onofEBD uncti
onofEBD Electr
onicBreakf orce Dis tribution (EBD)isch ar-
act erize dby thefo llo wing:
R Monit oring and regula ting thebr ak epr essur e
on there ar wheels.
R Improve ddr iving stability whenbraking, espe-
ciall yon bends. FF
unction ofS unction
ofSTEER C TEER
CONTR ONTR
OL OL
ST
EER CONTR OLassis tsyouby transm itting a
no ticea blesteer ing forc eto thesteer ing wheel in
th edir ection requ ired forve hicle stabili zation .
This steer ing recommen dationisgiv en inthefo l-
lo wing situations:
R Both right wheels orboth leT wheels areon a
we tor slip peryro ad sur face when youbr ak e
R The vehicle star ts to skid Sy
st Sy
stem limits em
limits
ST EER CONTR OLmaybe impair edorma yno t
fun ction inthefo llo wing situations:
R ESP ®
is deactiv ated.
R ESP ®
is malfunctioning.
R The steer ing ismalfunctioning.
If ESP ®
is malfunctioning, youwill beassist edfur-
th er by theelectr icpo we rst eer ing. HOLD
function HOLD
function HOLD
function HOLD
function
The HOLD function holdstheve hicle atast and-
st ill wit hout requ iring youto depr essthebr ak e
pedal, e.g.while waiting intra1c.
The HOLD function isonl yan aid. Theresponsi bil-
ity forth eve hicle safelyst andi ngstill remains with
th edr iver .
Sy st Sy
stem limits em
limits
The HOLD function isonl yint ended toprov ide
assist ancewhen driving andisno ta su1cien t
means ofsaf eguar dingtheve hicle agains tro lling
awa ywhen stat iona ry. Dr
iving andparking
159 159

to
ne sou nds inadd itionto thevisual warning mes-
sag e.
If th edr iver still does notre spond tothewa rning,
th eBeginning Emergency Stopmessag eappear s
in theInstr ument Display.Ifth edr iver still does
no tre spond ,Ac tiveDist ance AssistDIS TRONI C
re duces thespeed. Thevehicle isdecel erated in
st ag es toast ands till.
Depen dingon thecountr y,at speeds below
40 mph(6 0km /h)th ehazar dwa rning lights
switc hon automaticall y.
When theve hicle isstation ary, thefo llo wing
actions arecar ried out:
R The vehicle issecur edwithth eelectr icpar k-
ing brak e.
R ActiveDist ance AssistDIS TRONI Cis ended.
R The vehicle isunl ocked.
R Ifpossible, anemer gency callis pla ced tothe
Mercede s-Benzemergency callcent er.
The driver can cancel thedeceler ationatanytime
by per form ing one ofthefo llo wing actions:
R Steer ing R
Braking oracceler ating
R Deactiv atingActiveDist ance Assist
DIS TRONI C AA
ctiv ctiv
eLane Chang e
Lane ChangeAssi st e
Assi st FF
unctio nof A unctio
nof Activ ctiv
eLane Chang e
Lane ChangeAssi st e
Assi st
Ac tiveLane ChangeAssi stsupp orts thedr iver
when chang inglane sby appl ying steer ing torq ue
if th edr iver activ ates atur nsignal indicat or.
Obser vetheno teson drivi ng systems andyour
re sponsi bility;yo uma yot her wise failto recogn ize
dang ers(/ page155) .
Assis tance when chang inglane sis prov ided ifall
th efo llo wing conditions areme t:
R Youar edr iving onafree wa yor road withmul-
tip lelane sin thedir ection oftrav el.
R The neighbor inglane issepar ated byabr ok en
lane marking .
R Novehicle isde tected intheadjacent lane.
R The vehicle speed isbe tween 50mph
(80 km/h )and 110 mph(1 80 km/h). R
ActiveLane ChangeAssi stisswi tched onin
th emultimedia system.
R ActiveSt eer ing Assist isactiv ated and activ e.
If no vehicle isde tected intheadjacent laneanda
lane chang eis per mitt ed,thelane chang ebeg ins
aTer thedr iver has activ ated thetur nsignal indi-
cat or.This issho wntothedr iver wit hagr een
ar ro w ne xt to the± steer ing wheel symbol.
The Lane Change tothe Left messag e,forex am-
ple, also appear s.IfAc tiveLane ChangeAssi st
has been activatedwit hth etur nsignal indicat or
but alane chang eis no timmed iatelypossibl e,a
gr ay arro w appear sne xt to the± steer ing
wheel symbol, whichre mains green.
When lanechang eassis tance star ts, thetur nsig-
nal indicat orisaut omaticall yactiv ated along with
th edispla yin theInstr ument Display.
If th eassist ancegraphic issho wnwhen chang ing
lane s,an addit ionalarro w appear sin itpoin ting
to wa rdsth eadjacent lane(/page165).
If alane chang eis no tpossibl e,thear ro w isfaded
out aTer afew secon dsand ane wlane chang e
mus tbe initiat ed. Animmed iatelane chang eis 174174
Dr
iving and parking