2023 MERCEDES-BENZ GLC COUPE engine coolant

1
003E003D Turn sign allights →
117
2 005E Rear fogligh t →
117
3 0057 Highbeam →
117
0058 Lowbea m →
116
0060 Standi nglights →
116
4 ÿ Coolan tte mp eratur e →
406
5 Coolant temp eratur edispla y →
222
6 L Distance warning →
412
7 00E9 Seatbelt →
404
8 0077 Tire pressur emonit oring system →
415
9 Ù Powe rst eer ing →
405
A 0024 Electricpar king brak e(yello w) →
409
B Electr icpar king brak e(red) →
409
0049 USAonl y
0024 Canada only C
0075 Restr aint system →
404
D Brak es (red ) →
409
0027 USAon ly
004D Canada only
E 00B6 Reser vefuel with fuel /ller 0aploca tio n
ind icat or →
406
F Fuelleve l →
222
G 00C6 Recuper ativeBr ak eSy stem, USAonl y →
409
004D Brak es (yello w), Canada only →
409
H 003D Electricalmalfu nction →
406
I 00B9 Enginediagn ostics →
406
J 0025 ABS →
412
K 00BB ESP®
OFF →
412
00E5 ESP®
→
412 At
aglan ce–Indi catorand warning lamps(wides creen cockpit)
11 11

ChecChec
kingt king
the coolant lev he
coolant level el
&
W W
ARNIN G ARNIN
GRisk ofbur nsfrom hotcom po-
nent partsintheengine compartment
Cer tain com ponent partsintheengine com-
par tment canbevery hot,e.g .th eengine, the
cooler andpartsof theex haus tsy stem. #
Allow theengine tocool down and only
to uc hcom ponent partsdescr ibedinthe
fo llo wing. &
W W
ARNIN G ARNIN
GRisk ofscalding from hotcool-
ant
If yo uopen thecap, youcould bescalde d. #
Letth emo torcool down beforeopening
th ecap. #
When opening thecap, wearprotectiv e
glo vesand safetygl asses. #
Open thecap slowly torelease pressur e. #
Park theve hicle onaleve lsur face. #
Chec kth ecoolant temp eratur edispla yon the
inst rument displa y.
The coolant temp eratur emust beinthebo t-
to m quarterof thete mp eratur eindicat or. #
Slowly turncap 1count er-cloc kwiseto
re lease overpressur e. #
Con tinue turnin gcap 1coun ter-cloc kwise
and remo veit.
The coolant leve lis cor rect inthefo llo wing cases :
R Ifth eengine iscold, thecoolant isup to
mar kerbar 2.
R Ifth eengine iswa rm,th ecoolant isup to
0.6 in(1.5 cm)overth emar kerbar 2. #
Ifnecessar y,re/ll withcoo lantth at has been
appr ovedfo rMer cedes-Benz.
% Further informatio non coolan t(/ page346) AA
ddin g ddin
g0uid 0uid
t t
o t o
the wind shield w he
wind shield washer syst asher
system em
&
W W
AR NIN G AR
NIN GRisk ofinjurydue tomo ving
par ts
Com ponen tsintheengine compartment may
continue torunor star tune xpectedl yev en
when thedr ive sy stem isswitc hedo..
Obser vethefo llo wing ifyo umust open the
hood: #
Switcho. theve hicle. Main
tenanc eand care
277 277

#
Allo wtheengine tocool down before
addin ganti freeze . #
Mak esur eth at no ant ifre eze spills out
ne xt to the/ller opening. #
Thor oughl yclean o.anyantifr eeze from
com ponent partsbef orestar ting the
ve hicle. *
N NO O
TE TE
Damag ecaused byincor 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, thecooling
sy stem isno tsu1cien tly pr otect edagainst
ov erheating andcorrosion athigh outsi de
te mp eratur es. #
Onlyuse coolant approvedfo r
Mer cedes-Be nz. #
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 thecool-
ing 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
ant Cool
ant/lling /ll
ing q q
uantity uantity
Engine cooling cir Engine
cooling circuit cuit
(/llin g (/
llin gcap acitywit cap
acitywit hhea t- h
hea t-
ing) ing)
ModelModel
Capacity Cap
acity
GL C300 4MATIC 13.7USqt
(13.0 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
(/ page342). &
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. Te
ch nica ldat a
347 347

Engi
ne Engi
ne DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/consequences and uences
and0050 0050
Solu tions Solu
tions
To swi tch engine off,pres s
and holdStart/Stop but-
ton foratlea st3secs. or
pres s3 times. *Y
ouhave pressed thestar t/s topbutt onwhile theve hicle isin mo tion . #
Informatio nabout switchingo.theve hicle while drivi ng (/ page136).
Ca nnot Start Engine See
Ope rator'sManua l *T
hevehicle cannotbe star ted. #
Switc hth eve hicle o.and switc hit bac kon #
Ifth edispla ymessag estill appear s,consult aqu ali/ed special istwo rkshop.
00BD
Ch eck Coolant Leve lSee
Ope rator'sManua l *T
hecoolan tle ve lis toolow.
* N N
O O
TE TE
Engine damagedue toinsu1c ientcoolant #
Avoid long journeys wit hinsu1cient coolant. #
Addcoolant (/page277). #
Have theengine cooling system checkedat aqu ali/ed special istwo rkshop. Displ
aymessag esand warning/in dicatorlam ps
365 365

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons
ÿ
Cool antToo HotStop Vehi-
cle Turn Engine Off *T
hecoolan tis tooho t. #
Stop immediat elyin accor dance withth etra1c conditions andswitc ho. theve hicle. &
W W
AR NIN G AR
NIN GRisk ofbur nswhen openingthehood
If yo uopen thehood intheev ent ofan ove rheat edengine or/rein theengine compartment, thefo llo wing situa-
tions mayoccur :
R Youma ycome intocont actwithho tga ses.
R Youma ycome intocont actwithot her escapin gho toper ating0uids. #
Beforeopen ingthehood, allowtheengine tocool down. #
Intheev ent ofa/r ein theengine compartment, keep thehood closed andcallthe/r eser vice. #
Waituntil theengine hascooled down. #
Mak esur eth at theair suppl yto thera diat orisno tobstr ucted. #
Avoiding highloads ontheengine, drive to thenear estquali/ed special istwo rkshop. Indoin gso, ensu rethat the
coolant temp eratur edispla yre mains belowthere dmar king.
ÿ *T
her eis amalf unct ionintheengine cooling system. #
Avoiding highloads ontheengine, drive to thenear estquali/ed special istwo rkshop. Indoin gso, ensu rethat the
coolant temp eratur edispla yre mains belowthere dmar king. 366366
Displa
ymessag esand warning/in dicatorlam ps

SS
t t
andar andar
dins d
ins tr tr
umen tdispl ay ument
display WW
idescr idescr
eencoc een
cockpit ins kpit
instr tr
ument display ument
display Depending
onthedispla yse tting ,th epositions of
th eindicat orlam pson theinst rument displa yma y
di.er from theex am ple shown.
Indi cat Indi
catorand w or
and war ar
nin glam nin
glam ps: ps:
0075 Restr aint system (/ page 404)
00E9 Seatbelt(/page404)
Ù Powe rst eer ing (/ page405)
ÿ Coolanttemp eratur e(/ page406)
00B9 Enginediagnost ics(/ page406)
003D Electricalmalfunction (/page406)
00B6 Reser vefuel with fuel /ller 0aploca -
tio nind icat or (/ page 406)
0024 Electricpar king brak e(yello w)
(/ page409)
0049 USA:electr icpar king brak e(red)
(/ page409)
0024 Canada:electricpar king brak e(red)
(/ page409)
00C6 USA:Recuper ativeBr ak eSy stem
(/ page409) 004D
Canada:brak es (yello w)
(/ page409)
0027 USA:brak es (red) (/ page409)
004D Canada:brak es (red) (/ page409)
L Distance warning (/ page412)
Ó ActiveBr ak eAssi st(/ page412)
ê ActiveBr ak eAssi st(/ page412)
0025 ABS(/page412)
00E5 ESP®
(/ page412)
00BB ESP®
OFF (/page412)
0077 Tire pressur emonit oring system
(/ page415)
0060 Standi nglights (/ page116)
0058 Lowbeam (/page116)
0057 Highbeam (/page117)
003E003D Turn sign allights (/ page117)
005E Rear fogligh t(/ page116)
Symb olsont Symb
olsonthe centr he
centr aldis pla y: al
displ ay:
É Drive Aw ayAss ist(/ page215) Dis
playmes sage sand warning/in dicatorlam ps
403 403

Engi
ne Engi
ne WW
ar ar
nin g/i ndicat nin
g/i ndicat orlam pP or
lam pP ossiblecauses/conseq ossible
causes/conseq uencesand uences
and0050 0050
Solut ions Solut
ions
ÿ
Coolant warning lamp *T
he redcoolant warning lampis lit while theengine isrunning.
Po ssible causes:
R The temp eratur esensor ismalfunctionin g
R The coolant leve lis toolow
R The airsuppl yto thera diat orisobstr ucted
R The radiat orfan is faulty
R The coolant pumpis faulty
If th er eis an additional warning tone, thecoolant temp eratur ehas exceeded themaximum permissible temp eratur e. &
W W
ARNIN G ARNIN
GRisk ofbur nswhen opening thehood
If yo uopen thehood intheev ent ofan overheat edengine or/rein theengine compartment, thefo llo wing situations
ma yoccur :
R Youma ycome intocont actwithho tga ses.
R Youma ycome intocont actwithot her escapin gho toper ating0uids. #
Beforeopen ingthehood, allowtheengine tocool down. #
Intheev ent ofa/r ein theengine compartment, keep thehood closed andcallthe/r eser vice. #
Stop immediat elyin accor dance withth etra1c conditions andswitc ho. theve hicle. Donotcont inuedr ivi ng . 406406
Displ
aymessag esand warning/in dicatorlam ps

WW
ar ar
nin g/ind icat nin
g/ind icat orlam pP or
lam pP ossiblecauses/conseq ossible
causes/conseq uencesand uences
and0050 0050
Solut ions Solut
ions #
Notethemessag eson theinstr ument display.
If t If
the coolan tt he
coolan ttem em
per per
atur atur
edispl a e
displ ay is at t y
is at the low he
lower end oft er
end ofthe t he
tem em
per per
atur atur
escale: e
scale: #
Con sult aquali/ed specialistwo rkshop.
If t If
the coolan tt he
coolan ttem em
per per
atur atur
edispla e
displa yis at t y
is at the upper endoft he
upper endofthe t he
tem em
per per
atur atur
escale: e
scale: #
Exit theve hicle andkeep asaf edist ance from ituntil theengine hascooled down. #
Chec kth ecoolant leve l(/ page277). #
Mak esur eth at theair suppl yto thera diat orisno tobstr ucted. #
Consult aqua li/ed specialist workshop. #
Avoiding highloads ontheengine, drive to thenear estquali/ed special istwo rkshop. Indoin gso, ensu rethat the
coolant temp eratur edispla yre mains belowthere dar ea.
00B9 Engin ediagnosis warning
lam p *T
he yello wChec kEngine warning lampis lit while theengine isrunning.
A ma lfunct ionhasocc urredin theengine, theex haus tsy stem orthefuel system.
The emission limitvalues maybe exceeded andtheengine maybe inemer gency mod e.
In som estat es, legalrequ irements stipulateth at youmust immediat elyconsult aqu ali/ed special istwo rkshop assoon
as theye llo wChec kEngine warning lamplights up. #
Have theve hicle checkedas soon aspossible ataqu ali/ed special istwo rkshop. Displ
aymessag esand warning/in dicatorlam ps
407 407