check engine MERCEDES-BENZ EQB SUV 2021 Owners Manual

&
D
DAN
AN GER
GER Risk of dea thand /r edueto
modi/ed and/or damaged components of
th eh igh-voltag eon-boar delectrical sys-
tem
The vehicle' shigh- voltag eon-boar delectrical
system is under high voltage. If youm odify
component parts in thev ehicle's high -voltage
on-boar delectrical system or touc hd amaged
component parts, youm aybe electrocuted. In
addition, modi/ed and/or damaged compo-
nents ma ycause a/re.
In thee vent of an accident or impac ttothe
ve hicle underbod y,components of theh igh-
vo ltag eelectrical system ma ybedamaged
although thed amag eisnotvisible. #
Neverm akea nymodi/cation stot he
high- voltag eon-boar delectrical system. #
Do no tswitc honoru sethev ehicleifi ts
high- voltag eon-boar delectrical system
components ha vebeen modi/ed or dam-
aged. #
Nevertouc hdamaged components of
th eh igh-voltag eon-boar delectrical sys-
te m. #
ATer an accident, do no ttouc hanycom-
ponents of theh igh-voltag eon-board
electrical system. #
ATer an accident, ha vethev ehiclet rans-
por teda way. #
Have thec omponents of theh igh-voltage
on-boar delectrical system checkedata
qu ali/ed specialis tworks hop and
re placed if necessar y. The components of
theh igh-voltag eon-board
electrical system ar emarke dw ithy ello ww arning
stic kers.T he cables of theh igh-voltag eon-board
electrical system ar eorange. Ve
hicles wit hanelectricm otor generat esigni/-
cant lyless vehicle noise emissions than vehicles
wit hc ombustion engines. As aresult, your vehicle
ma ynotbe hear dbyother road user sincertain
situations. This can occur ,for example, when you
ar ep arking and your vehicle cann otbe seen by
ot her road users. This requ ires youtoa doptap ar-
ticular lyanticipator ydriving st yle, as it is neces-
sar ytoa llowf orthep ossibility that other road
user smaybeha veunpredictabl y. 26
26
General no
tes

#
Open thec ove roft he mar keds pace 2if
necessar y. #
Mak esuret hat them arke ds pace 2is
em pty. #
Remo vethek ey1 from thek eyring. #
Plac ethe key 1inthem arke ds pace 2on
th es ymbol 3.
The vehicle will star taTer ashor ttime.
When your emo vethek ey1 from them arked
space 2,thevehicle can be driven. Forfur-
th er engine starts ho wever,t he key 1must
be located in them arke ds pace 2onthe
symbol 3during thee ntir ejourne y. #
Have thek ey1 checkedata quali/ed spe-
cialist workshop.
If t
If t he v
he v ehicle does no
ehicle does no tst
tst art:
art: #
Place thek ey1 inthem arke ds pace 2and
lea veitth ere. #
Depress theb rake pedal and star tthe vehicle
usin gthe start/s topb utton.
% Youc an switc honthe powersuppl yort he
ve hicle wit hthe start/s topb utton. Obser
veanyinformatio nregarding displa ymes-
sages that can be displ ayedont he multifunction
displa y. R
R
unning-in not
unning-in not es
es R
In cer tain driving and driving saf etys ystems,
th es ensor sadjust automaticall ywhile acer-
ta in distance is being driven aTer thev ehicle
has been delivered or aTer repairs. Full sys-
te me .ectiveness is no treached until thee nd
of this teach-in process.
R Brakepads, brak edisksa nd tyres that are
either ne worhaveb een replaced onl yachieve
optimum braking e.ect and grip aTer se veral
hund redk ilometres of driving .Compensat efor
th er educed braking e.ect byapplying greater
fo rc etot he brak epedal. N
No
ot
tes on dr
es on dr iving
iving &
W
WARNING
ARNING Risk of accident due toobjects
in thed rive r's foot we ll
Objects in thed rive r's foot we ll ma yimp ede
pedal tr avel or bloc kadepressed pedal.
This jeopardises theo perating and road saf ety
of thev ehicle. #
Stow all objects in thev ehicles ecurely
so that they canno tget intot he driver's
fo ot we ll. #
Always/tt he 0oor mats secu relyand as
prescribed in order toensur ethat there
is alw ayss u1cient room fort he pedals. #
Do no tuse loose 0oor mats and do not
place 0oor mats on topofo ne ano ther. &
W
WARNING
ARNING Risk of accident due toincor-
re ct foot we ar
Incor rect foot we ar includes, fore xample:
R shoes with plat form soles Driving and parking
161
161

In
these or similar operating conditions, ha vethe
interior air /lter changed mor efrequ entl y.The
tyres must be checkedm oref requ entl yift hevehi-
cle is operated under increased loads. Further
informatio ncan be obtaine dataquali/ed special-
is tw orks hop.
The AS SYST PLUS service inter vald ispla yiso nly
an aid. The driver of thev ehicleb earsresponsibil-
ity as rega rdstow hether maintenance work
need stobep erform ed mor eoTen than speci/ed
based on thea ctual operating conditions and/or
loads. Batt
Batt
er
eryd isconnection per
yd isconnection per iods
iods The ASS
YSTP LUSs ervice inter vald ispla ycan cal-
culat ethe service due dat eonlyw hen theb attery
is connected. #
Displa yand no tedown thes ervice due date
on thei nst rument displa ybefor edisconnect-
ing theb atter y(/pag e300). Engine com
Engine com
par
partment
tment A
A
ctiv
ctiv ebonne
eb onne t(pedes
t( pedestr trian pr ot
ian pr otection)
ection) Oper
Oper
ation of t
ation of t he activ
he activebonne
eb onne t(pedes
t( pedestr trian pr ot
ian pr otec-
ec-
tion)
tion)
In cer tain accident situations, thea ctuation of the
activ ebonne treduces ther isk of injur ytopedes-
trians. The rear area of theb onne tisraised by
appr oximatel y70m m.
Fo rthe driv etotheworkshop, rese tthe actuated
acti vebonne tyourself (/ page301).
ATer thea ctiv ebonne thas been actuated, pedes-
trian pr otection ma ybelimited.
Ha ve thef ull functionality of thea ctiv ebonnet
re stored in aquali/ed specialist workshop.
R
R ese ese tting t
tting t he activ
he activ ebonn et
eb onnet &
W
WARNING
ARNING Risk of burns from ho tcompo-
nents in thee ngine compartment
Cer tain components in thee ngine compart-
ment can be very hot, e.g .the driv esystem
and thec ooler. #
Allo wthe driv esystemtoc ool down and
to uc ho nlyt he components desc ribed
belo w. #
With your hand 0at ,push down activ ebonnet
1 inthea reaa round theh inges on bo th
sides (ar rows ).
In doin gso,thea ctuator is depressurised and
yo um ayhear ahissing sound.
The engine bonne tmust engag einposition. #
If activ ebonnet 1can be raised slightl yat
th er ear in thea reaoft he hinges, repeat the
step until it engages co rrectl y. Maintenanc
eand ca re
301
301

Displa
Displa
ymessag
ym essag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
+
Top up coolant See Own-
er’s Manual *T
he coolan tlev el is tool ow.
* N
NO
OTE
TE Damag etothe driv esystemd uetoinsu1cient coolant #
Avoid long journe yswit hinsu1cient coolant. #
Have thec ooling system of thed rive system checkedata quali/ed specialis tworks hop.
ÿ
Coolant Stop vehicle
Switch engine off *T
he coolan tistoo hot. #
Stop thev ehiclei mmediatel yinaccordance wit hthe tra1c conditions and swit cho. thed rive system. &
W WARNING ARNING Risk of injur ydue tooverheated vehicle
If yo uo pen theb onne tintheevent of an overheated vehicle or /r einthe engine compartment, thef ollowing situa-
tions ma yoccur:
R Youm aycome int ocontact wit hhotgases.
R Youm aycome int ocontact wit hother escapin ghotoperatin g0uids. #
Inthee vent of overheating or /r einthe engine compartment, keep theb onne tclosed and call the/ re
service. #
Allo wthe overheated vehicle tocool down /r stifyo un eed toopen theb onnet. #
Wait until thed rive system has cooled down. #
Mak esuret hat thea ir suppl ytothevehicle radiator is no tobstructed. Displa
ymessages and warning/indicator lamps
369
369

_
2nd seat row, right No tloc ked ...... 379
# 12Vbatter ySee Owner's Man-
ual......................................................... 374
ò Acoustic presence indicator
inoperative............................................ .368
é ATTENTIO NASSIS Tinoperati ve..... 386
é ATTENTIO NASSIS T:Take a
break!.................................................... 387
: Automatic drivin glights inoper-
ative...................................................... 365
Û Batter yoverheated Stop, every-
body out! Outdoor sifpossible ................ 373
Á Chang ekeybatteries .................... 362
è Chargerc able connected .............. 370
J Checkbrake 0uid le vel.................. 385
h Checktyre(s) ................................ 404
ÿ Coolant Stop vehicle Switch
engine o... ............................................ 369
! currentl yu navailable See Own-
er's Manual.. ..........................................3 98÷
currentl yu navailable See Own-
er's Manual.. ..........................................3 99
ä Fault Driv eatmax. 80 km/h ......... 397
6 Front leT malfunction Consult
wo rkshop (e xample)...............................3 59
& inoperativ eChargeHV battery ...... 366
& inoperati veHigh-voltag ebattery
ch argin ginco mplete ............................... 366
! inoperativ eSee Owner's Manual... 399
÷ inoperativ eSee Owner's Manual... 400
T inoperativ eSee Owner's Manual... 401
G Inoperative................................... 402
Á Keyb eing initialised Please wait.... 363
Á Keyn otdetected (red display
message).. ............................................ .363
Á Keyn otdetected (whit edisplay
message).. ............................................ .363
: LeT dipped beam (e xample).......... 364
6 LeT windowbag malfunction
Consult workshop (e xample).................. 360 :
Malfunction See Owner's Man-
ual.........................................................3 64
d Malfunction Visit workshop ........... 375
Û Malfunction Visit workshop ........... 373
d Malfunction.................................. 374
Û Malfunction.................................. 373
ð Maximu mspeed exceeded ............ 390
ç O................................................. 389
ë O................................................. 386
! Parking brak eSee Owner's
Manual..................................................3 82
d Performance se verely limited........ 367
& Pre-entr yclimat econtrol (via
ke y) availabl eagain aTer engine start..... 366
& Pre-ent ryclimat econt rol(via
ke y) inoperati veHV-batter ylow .............. 367
h Rectif ytyrep ressure ..................... 405
! Release parking brake ...................385
Á Replace key.................................. 362 426 426
Index