2019 MERCEDES-BENZ C-CLASS SEDAN engine coolant

Ve
hicl eswith Traf fic Sign Assis t:De tected
ins tructi ons and traf fic sig ns (0013 page 217). Ad
jus tingthe inst ru men tlighti ng 0007
Turn brightn esscontrol 1 upordown.
The lightin gof theIns trument Displayand in
th econ trol element sof theve hicle interior is
adjus ted. Menus
andsubmenu s Fu
nctions ontheser vice menu oftheon-
boar dcom puter On-boar
dcom puter:
0018 Service 0007
Toselect thefun ction: swipeupwards or
do wn wardson thelef t-hand Touc hCon trol. 0007
Press thelef t-hand Touc hCon trol.
Fu nctio nson theServ icemenu:
R Messag ememor y(0013 page433)
R Tires :
- Restar tth etir epr essur eloss warning
sy stem (0013 page398)
- Chec kth etir epr essur ewit hth etir epr es‐
sur emonit or(0013 page396)
- Restar tth etir epr essur emonit or
(0013 page39 7)
R ASSYST PLUS: callsuptheser vice duedate
(0013 page35 1)
R Vehicl eswith aWi des cree nCo ckpit :Co ol-
ant: coolanttemp eratur edispla y R
Engine OilLevel: engine oilleve l Callin
gup theassis tance graphic On-board
computer:
0018 Assista nce
The follo wing displa ysareav ailable ontheassis‐
ta nce grap hicmenu :
R Assi stanc egr aphic
R Attentio nleve l(0013 page21 5) 0007
Toswitc hbe tw een thedisp lays :swipe
upw ards ordown wardson thelef t-hand
To uc hCon trol. In
stru ment Displa yand on-boar dcom puter 23
1

Chec
kingcoolant leve l 000A
WARNIN GRisk ofburnsfrom hotcom‐
ponent partsintheengine compartmen t
Cer tain com pone ntsin theengine compart‐
ment canbevery hot,e.g. theengine, the
ra diat orand partsof theex haus tsy stem. 0007
Allo wtheengine tocool down and only
to uc hco mp onent partsdescr ibedinthe
fo llo wing. 000A
WARNIN GDang erofburnswhen open‐
ing thehood
If yo uopen thehood when theengine has
ove rheat edordur ing afire intheengine
com partmen t,yo uco uld come intoco ntact
wit hho tga ses orother escaping operating
fl uids. 0007
Beforeopen ingthehood, allowthe
engine tocool down. 0007
Intheeve ntofafire intheengine com‐
par tmen t,ke ep thehood closed and
call thefire ser vice. 000A
WARNIN GRisk ofscal ding from hot
cool ant
The enginecool ingsystem ispressur ized,
par ticular lywhen theengine iswa rm.If yo u
open thecap, youco uld bescalded byhot
coolant spraying out. 0007
Letth eengine cooldown beforeopen‐
ing thecap. 0007
When opening thecap, wearprotect ive
gl ove sand safetygl asses . 0007
Open thecap slowlyto release pres‐
sur e. 0007
Park theve hicle onaleve lsur face. 0007
Checkth ecoolant temp eratur edispla yin the
ins trumen tclus ter.
The coolant temp eratur emus tbe belo w
15 8°F (70 °C). 0007
Slowly turncap 1count er-cloc kwise to
re lie ve ove rpressur e. Maint
enance andcare35
7

0007
Con tinue turnin gcap 1count er-cloc kwis e
and remo veit.
The coolan tle ve lis cor rect:
R Ifth eengine iscold, uptomar kerbar 2
R Ifth eengine iswa rm,up to0.6 in(1.5 cm)
ove rmar kerbar 2 0007
Ifnecessar y,add coolant that has been
appr ovedby Mer cedes-Ben z.
R Further information oncoolant
(0013 page429). Ad
ding washer fluid tothewindsh ield
wa sher system 000A
WARNIN GRisk ofburnsfrom hotcom‐
ponent partsintheengine compartmen t
Cer tain com pone ntsin theengine compart‐
ment canbevery hot,e.g. theengine, the
ra diat orand partsof theex haus tsy stem. 0007
Allo wtheengine tocool down and only
to uc hco mp onent partsdescr ibedinthe
fo llo wing. 000A
WARNIN GDang erofburnswhen open‐
ing thehood
If yo uopen thehood when theengine has
ove rheat edordur ing afire intheengine
com partmen t,yo uco uld come intoco ntact
wit hho tga ses orother escaping operating
fl uids. 0007
Beforeopen ingthehood, allowthe
engine tocool down. 0007
Intheeve ntofafire intheengine com‐
par tmen t,ke ep thehood closed and
call thefire ser vice. 000A
WARNIN G‑Ri sk offire and injuryfrom
wind shieldwa sher concen trat e
Wi ndsh ield wa sher concen trat eis highl y
fl ammab le.Itcoul dign ite if it com esinto
con tact with hotengine component partsor
th eex haus tsy stem. 0007
Mak esur eth at no wind shieldwa sher
concen trat espills outnext to thefiller
open ing. 0007
Remo vecap 1bytheta b. 0007
Addwa sher fluid. Ke
eping theair -water duct free 0007
Keep thear ea between thehood andthe
winds hieldfree ofdepos its,e.g .ice, snow
and leaves. 358
Maintenance andcare

R
ataqu alif ied spec ialistwo rkshop Cool
ant No
teson coolant
Obser vetheno teson oper ating fluids
(0013 page42 5). 000A
WARNIN G‑Ri sk offire and injuryfrom
ant ifreez e
If ant ifreez ecom esintocon tact with hot
com ponent partsintheengine compart‐
ment ,it ma yignit e. 0007
Allo wtheengine tocool down before
ad ding anti freeze . 0007
Makesur eth at no ant ifreez espills out
ne xt to thefiller open ing. 0007
Thor oughl yclean offan yant ifreeze
fr om com pone ntpar tsbef orest ar tin g
th eve hicle. 000E
NO
TEDama gecau sed byinc orrect cool ‐
ant 0007
Onlyad dcool antthat has been pre‐
mix edwithth ere qu ired ant ifreeze pro‐
te ction.
Inf ormati ononcool antisavailable atthefo l‐
lo wing locations:
R IntheMer cedes- BenzSpecif ication for
Oper ating Fluids 310.1
- Athttp: //be vo.mer cedes-b enz.com
- IntheMer cedes- BenzBeVoapp
R Ataqu alif ied spec ialistwo rkshop 000E
NO
TEOverhea ting athigh outsid ete m‐
per atur es If
an inapp ropr iat ecoolant isused, the
engine cooling system isno tsuf ficie ntlypr o‐
te cted agains tov erheating andcorrosion at
high outside temp eratur es. 0007
Alw aysuse coolant approvedby
Mer cedes-Ben z. 0007
Obser vetheins truction sin the
Mer cedes-Ben zSpecif ications forOper‐
ating Fluids310.1. Ha
ve thecoolant regular lyreplaced ataqu alif ied
spec ialistwo rkshop.
The propor tionofcor rosion inhibit or/antifr eeze
concen trat ein theengine cooling system should
be:
R aminimum of50% (antifr eezeprotect ion
do wn toappr oximat ely-3 5°F (-37°C))
R amaxim umof55% (antifreeze protect ion
do wn to-49 °F(-45 °C))
Co olant capacity Mode
lC apacity
All mode ls 9.1 US qt(8.6 liter s) No
teson windshield washer fluid Obser
vetheno teson oper ating fluids
(0013 page42 5). Te
ch nica lda ta 429

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions 0007
Pull overand stop theve hicle safely and switc hof fth eengine, paying attent ion toroad and traffic condi tions. 0007
Consul ta qu alif ied spec ialistwo rkshop.
003D Stop Vehicle LeaveEngine
Running *T
hebatt erych arge leve lis toolow. 0007
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions.Do not
continu edr ivi ng und eranycir cums tances. 0007
Lea vetheengine running . 0007
Waitunt ilth edispla ymessag edisappear sbef orepulling away.
Chec kCoolan tLev elSee
Oper ator'sMan ual *T
hecoolant leve lis toolow.
000E NO
TEEngi nedama gedue toinsuf ficie ntcool ant 0007
Avoid long journeys wit hins ufficie ntcool ant. 0007
Addcoolant (0013page35 7).
003D
12 VBatt erySee Opera-
tor' sManual *T
heengine isoffand thebatt erych arge leve lis toolow. 0007
Swi tchof fel ectr icalconsu mersth at areno tre qu ired. 0007
Lea vetheengine running fora fe w min utes, ordrive fo ra long erdis tance.
The batter ywi llch arge .
If th emessag eappear swhile theengine isrunning ,th is indic ates an on- boar delect rical system malfunct ion. 0007
Visit aqu alif ied spec ialistwo rkshop. 458
Displa ymessag esand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
003D St op Vehicle SeeOpera-
tor's Manual *T
hebatt eryis no long erbeing charge dand thebatt erych arge leve lis toolow.
000E NO
TEPossible engine damageif yo uco ntinue drivin g 0007
Donotco ntinue drivin gund eranycir cum stanc es. 0007
Con sult aqu alif ied spec ialistwo rkshop. 0007
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions.Do not
continu edr ivi ng und eranycir cums tances. 0007
Swi tchof fth eengine. 0007
Consult aqu alif ied spec ialistwo rkshop.
00AC *T
hefanmo toris def ectiv e. 0007
Avoiding highloads ontheengine, drive to thenear estqu alif ied spec ialistwo rkshop. Indoing so,ensur eth at
th ecoolant temp eratur edispla yre mains belowthere dmar king.
00AC
Coolant TooHotStop Vehi-
cle Turn Engine Off *T
hecoolant istooho t. 0007
Pull overand stop theve hicle safely and switc hof fth eengine, paying attent ion toroad and traffic condi tions. 000A
WARNIN GDang erofburnswhen opening thehood
If yo uopen thehood when theengine hasoverheat edordur ing afire intheengine compartmen t,yo uco uld
co me intoco ntact withho tga ses orother escaping operating fluids. Dis
playmes sagesand warning/ indic ator lam ps 459

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions 0007
Beforeopening thehood, allowtheengine tocool down. 0007
Intheeve ntofafire intheengine compartmen t,ke ep thehood closed andcallthefire ser vice. 0007
Waitunt ilth eengine hascooled down. 0007
Mak esur eth at theair supply tothera diat orisno tobs truct ed. 0007
Avoiding highloads ontheengine, drive to thenear estqu alif ied spec ialistwo rkshop. Indoing so,ensur eth at
th ecoolant temp eratur edispla yre mains belowthere dmar king.
00B6
Gas Cap Loose *T
her ehas been pressur eloss inthefuel system. Thefuel filler cap isno tclos edcor rectl yor thefuel system is
leaking. 0007
Close thefuel filler cap. 0007
Ifth efuel filler cap wasalr eady proper lyclosed :con sult aqu alif ied spec ialistwo rkshop.
00B6
Fuel Level Low *T
hefuel suppl yhas dropped intoth ere ser verang e. 0007
Refuel . 460
Displaymessa gesand warning/ indic ator lam ps

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
Fu elreser vewarning lam pI fth efuel filler cap hasalready been closedcor rectl y: 0007
Visit aqu alif ied spec ialistwo rkshop.
00B6 Fu elreser vewarning lam p The
yello wfuel reser vewarning lam pis lit while theengine isrunning .
The fuelsu pp lyha sdr op pedint oth ere ser verang e. 0007
Refuel .
00AC
Coo lant warning lam p The
redcoolant warning lam pis lit while theengine isrunning .
Po ssible causes are:
R The temp eratur esensor ismalfunct ioning
R The coolant leve lis toolow
R The airsuppl yto thera diat orisobs truct ed
R The radiat orfanis faulty
If th er eis an additional warning tone, thecoolant temp eratur ehas exceed edthemaximum permissible temp eratur e. 000A
WARNIN GDang erofburnswhen opening thehood
If yo uopen thehood when theengine hasoverheat edordur ing afire intheengine compartmen t,yo uco uld come
int oco ntact withho tga ses orother escaping operating fluids. 0007
Beforeopen ingthehood, allowtheengine tocool down. 488
Display mess ages and warning/ indic ator lam ps