engine overheat MERCEDES-BENZ S-CLASS 2020 Owner's Manual

Disp
laym essag es
Possible causes/conseq uencesand0050 0050
Solutions
ÿ Coolant TooHotStop Vehi-
cle Turn Engine Off *T
hecoolant istooh ot. #
Stop thev ehicle immediat elyinaccor dance withthe traf ficc ondi tions andswitcho ffthee ngine. &
WARNIN GDang erofburnsw hen opening theh ood
If yo uo pen theh ood when thee ngine hasoverheat edordur ing afirei nt he engine compartment, youc ould
co me intoc ontact wit hh otgases orother escaping operating fluids. #
Beforeo pen ingtheh ood, allowthe engine tocool down. #
Inthee vent ofafirei nt he engine compartment, keep theh ood closed andcallthef ires ervice. #
Waitunt ilth ee ngine hascooled down. #
Mak esuret hat thea irsupply tother adiat orisno timp aired. #
Avoiding highloads onthee ngine, drivet ot he near estq ualif iedspec ialistworks hop. Indoing so,ensur ethat
th ec oolant temp eratur edispla yremain sbelo wt he redm arkin g.
ÿ *T
hefanm otorisf aulty . #
Avoiding highloads onthee ngine, drivet ot he near estq ualif iedspec ialistworks hop. Indoing so,ensur ethat
th ec oolant temp eratur edispla yremain sbelo wt he redm arkin g.
To switch engineoff,press
and hold Start/ Stop but-
ton foratleast 3secs. or
press 3times. *Y
ouhave pressed thes tart/s topb utton while driving. #
Information aboutswitchingofft he engine whiledriving (/page173). 50
6
Dis play messa gesa nd warning/ indic ator lam ps

Disp
laym essag es
Possible causes/conseq uencesand0050 0050
Solutions
Tires Overheated *A
tlea st one tireisov erheating. Theaffect ed tires ared ispl ay ed inred. At temp eratur esclose tothel imit value, the
tir es ared ispl ay ed inyello w. #
Drivem ores lowl y.
Decre aseS peed *A
tlea st one tireisov erheating. Theaffect ed tires ared ispl ay ed inred. At temp eratur esclose tothel imit value, the
tir es ared ispl ay ed inyello w. &
WARNIN GRisk ofan acci dent from drivi ng with ove rheat edtires
Ov erheat edtires ma yburst,p artic ular lyat high speeds. #
Reduce speed sothat thet ires cool down. #
Reduce speed sothat thet ires cool down. Engine
oil Displa
ymessag es
Possible causes/conseq uencesand0050 0050
Solutions
00B3 Check Engine OilAtNext
Refueling *T
heengine oilleve lh as dropped tothem inimum leve l.
* NO
TEEngi nedama gecau sed bydriving withinsuf ficie ntengi neoil #
Avoid long journeys wit hinsufficie ntengi neoil. 538
Displaym essages and warning/ indic ator lam ps

Engine
Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
ÿ Coolant warning lam p The
redc oolant warning lam pislitwhile thee ngine isrunning .
*P oss ible cau ses:
R The temp eratur esensor ismalfunct ioning
R Coolant leve ltoo low
R The airsuppl ytot he radiat orisobs truct ed
R The radiat orfani sfaulty
If th er ei sa na dditional warning tone, thec oolant temp eratur ehasexceed edthem aximum permissible temp eratur e. &
WARNIN GDang erofburnsw hen opening theh ood
If yo uo pen theh ood when thee ngine hasoverheat edordur ing afirei nt he engine compartment, youc ould
co me intoc ontact wit hh otgases orother escaping operating fluids. #
Beforeo pen ingtheh ood, allowthe engine tocool down. #
Inthee vent ofafirei nt he engine compartment, keep theh ood closed andcallthef ires ervice. #
Stop thev ehicle immediat elyinaccor dance withthe traf ficc ondi tions andswitcho ffthee ngine. Donotc ontinue
dr iving under anyc ircums tances. #
Notethem essag eson them ultifunc tiondispla y.
If th ec oolant temp eratur edispla yisa tthe lowe rend ofthet em per atur escale: Displa
ymessag esand warning/ indic ator lam ps 54
5