2023 MERCEDES-BENZ A CLASS overheating

In
par ticu lar,th ehealt hof per sons withlimit ed
te mp eratur esensitivity oralimit edability to
re act tohigh temp eratur esma ybe a.ect edor
th ey ma yeve nsu. erbur n-lik einjur ies. #
Donotre peat edlyswitc hon theseat
heating. To
protect against overheating, theseat heating
ma ybe temp orarily deactiv ated aTer ithas been
switc hedonrepeat edly.
* N N
O O
TE TE
Dam ageto theseats caused by
objects ordocuments whentheseat heat-
ing isswitc hedon When
theseat heating isswitc hedon,over-
heati ngmayoccur duetoobjects ordocu-
ments placed ontheseats, e.g.seat cushions
or child seats. Thiscould cause damag eto the
seat surface. #
Mak esur eth at no objects ordocume nts
ar eon theseats whentheseat heating is
switc hedon. RR
eq eq
uir uir
ements: ements:
R The powe rsuppl yis switc hedon. #
Press button1 repeat edlyuntil thedesir ed
heating leve lis se t.
Depending ontheheating leve l,up tothre e
indicat orlam pswill light up.Ifall indicat or
lam psareo., theseat heating isswitc hedo..
% The seat heating willautomaticall yswitc h
do wn from theth re eheating leve ls aTer 8,10 and
20minut esuntil theseat heating
switc heso.. SwitcSwitc
hingt hing
the seat v he
seat ventilation entilation
on/o. on/
o. RR
eq eq
uir uir
ements: ements:
R The powe rsuppl yis switc hedon. 9696
Seats
andstow ing

&
D D
AN AN
GER GER
Riskoffata linjur iescaused by
ex haus tga ses
Combu stion enginesemit poison ousexhaus t
ga ses, suchas carbon monoxide.Inhaling
th ese exhaus tga ses ishazar dous tohealt h
and leads topoisoning . #
Neverru nth eve hicle and,ifpr esen t,the
st at iona ry heat erind oor swit hout su1-
cient ventila tion. &
W W
ARNI NG ARNI
NGRisk ofskiddi ngand ofan acci-
dent duetoshiTing down onslippe ryroad
sur faces
If yo ushiT down onslipper yro ad sur faces to
incr ease theengine braking e.ect,th edr ive
wheels maylose traction. #
DonotshiT down onslipper yro ad sur fa-
ces toincr ease theengine braking
e.ect . &
D D
AN AN
GER GER
Riskoffata linjur ydue topoison-
ous exhaus tga ses
If th eta ilpipe isbloc kedor su1cient ventila -
tion isno tpos sible, poi sono usexhaus tga ses
suc has carbon monoxidemayent ertheve hi-
cle. This isthecase, forex am ple, ifth eve hicle
get sst uc kin thesno w. #
Keep theta ilpipe andthear ea around
th eve hicle free from snowwhen the
ve hicle orthestationar yheat erisrun-
ning. #
Ope nawind owontheside oftheve hicle
fa cing awayfrom thewind toensur ean
adeq uatesuppl yof fresh air. &
W W
ARNIN G ARNIN
GRisk ofaccident andinjur ydue
to being under thein0 uence ofalcohol
and drugs while driving
Dr inking anddriving and/or taking drugs and
dr ivi ng areve ry dang erous combinations. Even
a small amount ofalcohol ordrugs can a.ect
yo ur re0e xes, per cep tion sand judgmen t. The
possibi lityof aser ious oreven fata lacci-
dent aregr eatl yincr eased whenyoudr ink or
ta ke drugs and drive. #
Donotdr ink ortake drugs and drive or
allo wan yone todrive who hasbeen
dr inking ortaking drugs. &
W W
AR NIN G AR
NIN GRisk ofacciden tdue tothe
br ak esy stem overheating
If yo ulea veyour foot on thebr ak epedal when
dr iving, thebr ak esy stem mayove rheat.
This increases thebr aking distance andthe
br ak esy stem can even fail. #
Neveruse thebr ak epedal asafo ot re st. #
Donotde pres sth ebr ak epedal andthe
acceler ator pedal atthesame timewhile
dr iving. *
N NO O
TE TE
Engine damagedue toexcessiv ely
high enginespeeds The
enginewill bedamag edifyo udr ive wit h
th eengine intheove rrev ving rang e. Dr
iving andparking
133 133

R
IfAc tiveSt eer ing Assist isactiv ated and activ e
(/ page171).
R Ifth etime hasbeen setincor rectl y.
R Ifyo uch ang elane sand vary your speed fre-
qu entl yin activ edr iving situations.
The ATTEN TIONASSIS Tdr ow sine ssoraler tness
assessmen tis rese tand restar tedwhen continu -
ing thejour neyin thefo llo wing situations:
R Youswitc ho. theve hicle.
R Ifyo uunf asten your seat beltandopen the
dr iver's door (e.g.tochang edr iver sor take a
br eak).
Se Se
ttin gA ttin
gATTENTION ASSIST TTENTION
ASSIST
Multimedi asy stem:
4 © 5
Settings 5
Assistance
5 Attent ionAssist
Se Se
ttin gop ttin
gop tions tions
#
Select Standard, SensitiveorOff.
Sug g Sug
ges est
ing ar ting
ares est
ar t
ar ea ea
#
Select SuggestRest Area. #
Activateor dea ctivateth efunction .
If AT TEN TIONASSIS Tde tects fatigue or
incr easing lackof att ention, itsugg ests are st
ar ea inthevicinity . #
Select thesugg ested rest area .
Yo uar eguided totheselect edrest area . Spe
edcontr Spe
edcontrol cr ol
cruise contr ui
se control ol
FF
unc tion ofcr unc
tion ofcruise contr ui
se control ol
Cr uise control regula testh espeed totheva lue
select edbythedr iver .
If yo uacceler ateto ove rtak e, forex am ple, the
st or ed spee dis no tde lete d. Ifyo ure mo veyour
fo ot from theacceler ator pedal aTerovertaking ,
cr uise controlwill resume speed regula tion back
to thestor ed speed.
Yo ucan stor ean yspeed above15 mph
(20 km/h )up tothemaximum designspeed.
Obser vetheno teson drivi ng systems andyour
re sponsi bility;yo uma yot her wise failto recogn ize
dang ers(/ page155) . Mer Mer
cedes‑ cedes‑
AMGv AM
Gvehicles: ehicles:
Cruise controlis availa-
ble uptoamaximum speedof155 mph
(250 km/h ).
Displa y Displa
ys in t s
in the Ins he
Inst r tr
ument Display ument
Display
R h (gra y): cruise control issele cted but not
yet activ ated.
R h (gre en): cruise contr olisactiv e.
A stor ed speed appear salong withth eh dis-
pla y.
% The segm entsbetween thestor ed speed and
th eend ofthesegment displaylight upinthe
speedo meter.
Sy st Sy
stem limits em
limits
Cr uis eco ntrol maybe una ble to maint ainthe
st or ed spee don uphillgr adien ts.The stor ed
speed isresumed whenthegr adien tev ens out.
Chang eint oalowe rge ar ingood timeonlongand
st eep downhil lgr adien ts.Take par ticular note of
th is when driving aladen vehicle. Bydoin gso, you
will mak euse oftheengine' sbr aking e.ect.This
re lie vesth eload onthebr ak esy stem and pre-
ve nts thebr ak es from overheating andwearing
to oqu ickl y. Dr
iving andparking
163 163

*
N N
O O
TE TE
Dam ageca use dby incor rect cool-
ant #
Onlyuse coolant that has been premix ed
wit hth ere qu ired antifr eeze protection.
Inf ormation oncoolant isavailabl eat thefo l-
lo wing locations:
R IntheMer cedes-Benz Speci/cation for
Oper ating Fluids 320.1
- Athttp s://be vo.mer cede s-benz.c om
- IntheMer cedes-Benz BeVoapp
R Ataqu ali/ed special istwo rkshop *
N NO O
TE TE
Overheati ngathigh outsi detemp er-
atur es If
an inappr opriatecoolant isused, theengine
cooling system isno tsu1cien tly pr otect ed
ag ainst overheating andcorrosion athigh out-
side temp eratur es. #
Onlyuse coolant approvedby Mer cedes-
Benz. #
Obs erve theinst ruction sin the
Mer cedes-Be nzSpeci /cation sfo rOper -
ating Fluids 320.1. Ha
ve thecoolant regula rly re placed ataqua li/ed
specialist workshop.
Pr opor tionofant ifre eze concentr atein theengine
cooling system:
R Aminimum of50% (antifr eezeprotection down
to about -35°F(-37 °C))
R Amaximum of55% (antifre eze protection
do wn to-49°F (-45°C))
Cool antcapacity Cool
antcapacity
Cool ant(engine ) Cool
ant(engine ) ModelModel
Capacity Cap
acity
All mode ls 9.4USqt(8.9 liter s) NNo o
t t
es on winds hieldw es
on winds hieldwas her as
her 0uid 0ui
d Obs
erve theno teson oper ating0uids
(/ page328). &
W W
AR NIN G AR
NIN G‑Risk of/reand injuryfrom
wind shield washer conce ntrate
Wi ndsh ieldwasher conce ntrate ishighl y0am-
mable. Itcould igniteif it comes intocont act
wit hho tengine component partsor the
ex haus tsy stem. #
Mak esur eth at no wind shield washer
conce ntrate spill sout next to the/ller
opening. *
N NO O
TE TE
Damag eto theex terior lightin gdue
to unsuit ablewindshield washer 0uid Un
suit able windshield washer 0uidmaydam-
ag eth eplastic surface oftheex terior lightin g. #
Onlyuse windshield washer 0uidwhichis
also suitable foruse onplastic surfaces,
e.g .MB Sum merF itor MB WinterF it. Te
ch nica ldat a
333 333