2020 MERCEDES-BENZ S-CLASS warning

Batt
ery Di
spl aymes sages
Possible causes/conseq uencesand0050 0050
Solutions
003D 12 VB attery See Opera-
tor's Manual *T
heengine isoffa nd thec har geleve list oo low. #
Swi tcho ffelectr icalconsu mersthat aren otrequ ired.
To charge theb attery: #
Lea vethee ngine running foraf ewmin utes, ordrivea ne xtende ddista nc e.
*I fthe messag eappear swhile thee ngine isrunning ,this indicat esan on-boar delect rical system malfunct ion. #
Consult aqualif iedspec ialistworks hop.
003D See Operator's Manual *T
hebatt eryi sn otbeing charge d.
* NO
TEPossible engine damageify ou cont inue driving #
Donotc ontin ue drivin gunder anyc ircum stanc es. #
Con sult aqualif iedspec ialistworks hop. #
Pull overand stop thev ehicle safely and switc hoffthee ngine, paying attent ion toroad and trafficc ondi tions . #
Consul taq ualifiedspec ialistworks hop. Displa
ymessag esand warning/ indic ator lam ps 533

Disp
laym essag es
Possible causes/conseq uencesand0050 0050
Solutions
003D St op Vehicle SeeOpera-
tor's Manual *T
hebatt eryi sn olong erbeing charge da nd thec har geleve list oo low.
* NO
TEPossible engine damageify ou cont inue driving #
Donotc ontin ue drivin gunder anyc ircum stanc es. #
Con sult aqualif iedspec ialistworks hop. #
Stop thev ehicle immediat elyinaccor dance withthe traf ficc ondi tions .Don otcontinu edrivi ng und eranyc ir‐
cums tances. #
Swi tcho ffthee ngine. #
Consult aqualif iedspec ialistworks hop.
003D Stop Vehicle LeaveEngine
Running *T
hebatt eryc har geleve list oo low. #
Stop thev ehicle immediat elyinaccor dance withthe traf ficc ondi tions .Don otcontinu edrivi ng und eranyc ir‐
cums tances. #
Lea vethee ngine running . #
Waitunt ilth ed ispla ymessag edisappear sbefor ep ulling away. #
Ifth ed isplaym essaged oes notd isa ppear: consult aqualif iedspec ialistworks hop. 53
4
Displa ymessag esand warning/ indic ator lam ps

Ti
re pres sur em onitor Disp
laym essag es
Possible causes/conseq uencesand0050 0050
Solutions
Tire Press. MonitorCur-
rent lyUnavailable *T
her eisinter fere nce from apowe rful radio signal source.Asaresult, nosignals from thet irep ressur esensor sare
being recei ved. The tirep ressur emonit oristemp orarily una vailable. #
Driveo n.
The tirep ressur emonitor will restar ta utomat icallyassoon asthec ause hasbeen rectif ied.
Tir eP ress. Moni torInope ra-
tive *T
hetirep ressur emonit orismalfunctionin g. &
WARNIN GThe reisar isk ofan acci dent ifth et irep ressur emonit oring system ismalfunct ioning
If th et irep ressur emonit oring system ismalfunct ioning,itis no ta ble toissue awarning ifth er ei sp ressur eloss
in one ormor eofthe tires.
Un der inflated tires ma y,fore xamp le,impair thed riving, steer ing and braking charact eristic s. #
Have thet irep ressur emonit oring system checkeda taq ualifiedspec ialistworks hop. #
Consult aqualif iedspec ialistworks hop.
Tire Pressure MonitorInop-
erative NoWheel Sensors *T
hewheels installed donoth ave suitable tirep ressur esensor s.The tirep ressur emonit orisdeactiv ated. #
Installwheels withs uitable tirep ressur esensor s. Disp
laym essages and warning/ indic ator lam ps 535

Disp
laym essag es
Possible causes/conseq uencesand0050 0050
Solutions
0077 Wheel Sensor(s) Missing *T
her eisn osignal from thet irep ressur esensor ofone ormor ewheels. Nopressur evalue isdispla yedf or thea ffec‐
te dt ire. #
Have thef aulty tirep ress ures ensor replaced ataq ualif iedspec ialistworks hop.
0077 Check Tires *T
hetirep ressur eino neormor etires has dropped significantl y.The wheel position isdispla yed. &
WARNIN GRisk ofan acci dent duet oinsuf ficie nttirep ress ure
Ti re pressur esthat aret oo lowp ose thef ollo wing hazar ds:
R The tires ma yburst,e speciall yasthe load andvehicle speed increase.
R The tires ma yw ear excessiv elyand/or unevenly, whic hmaygreatl yimp air tiret raction.
R The drivin gchar acteristics, aswellas steer ing and braking, maybeg reatl yimp aired.
Yo uc ouldthen lose control of thev ehicle. #
Obser vether ecom mende dtirep ress ure. #
Adjus tthe tirep ressur eifn eces sary. #
Stop thev ehicle inaccor dance withthe traffic con dition s. #
Chec kthe tirep ressur e(/pag e448) and thet ires. 536
Displa ymessag esand warning/ indic ator lam ps

Disp
laym essag es
Possible causes/conseq uencesand0050 0050
Solutions
0077 Please Correct TirePres-
sure *T
hetirep ressur eist oo lowi na tleas tone ofthet ires, orthed iffe re nce intirep ress ureb etwe en thei ndividual
wheels istoog reat. #
Chec kthe tirep ressur eand add air,ifn eces sary. #
When thet irep ressur eisc orrect, restar tt he tirep ressur emonit or(/ page453).
0077 Warning TireMalfunct ion *T
hetirep ressur eino neormor etires has dropped suddenly .The wheel position isdispla yed. &
WARNIN GRisk ofan acci dent from drivi ng with aflat tire
Flat tires ared ang erous inthef ollo wing ways:
R The tires can overheat and cause afire.
R The driving charact eristic s,as wellas steer ing and braking, maybeg reatl yimp aired.
Yo uc ouldthen lose control of thev ehicle. #
Donotd rive wit haf lattire. #
Obser vethen otes on flat tires. No
teso nflat tires (/ page425). #
Stop thev ehicle inaccor dance withthe traffic con dition s. #
Chec kthe tires. Displa
ymessag esand warning/ indic ator lam ps 53
7

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

Disp
laym essag es
Possible causes/conseq uencesand0050 0050
Solutions #
Chec kthe engine oilleve lw hen next refuel ing.
Ad de ngin eoil(/ page412).
No teso ne ngine oil(/ page484).
00B3
Check Engine OilLevel
(Add 1quart) *D
ispla ymessageo nlyf or cer taine ngines:
The engineoilleve lhas dropped tothem inimum leve l.
* NO
TEEngi nedama gecau sed bydriving withinsuf ficie ntengi neoil #
Avoid long journeys wit hinsufficie ntengi neoil. #
Whe nnextrefueling, add1.1U Sqt(1l )o fengine oil(/ page412).
No teso ne ngine oil(/ page484).
00B3
Engine OilRedu ceOil Level *D
ispla ymessageo nlyf or cer tain engin es:
The engin eoille ve list oo high.
* NO
TEEngi nedama gecau sed bydriving withe xcess engine oil #
Avoid long journeys wit he xcess engi neoil. #
Consul taq ualifiedspec ialistworks hop immediat elya nd have thee ngine oilleve lreduced. Displa
ymessag esand warning/ indic ator lam ps 539

Disp
laym essag es
Possible causes/conseq uencesand0050 0050
Solutions
00B3 En gine OilLevel LowStop
Vehicle TurnEngine Off *D
ispla ymessageo nlyf or cer tain engin es:
The engin eoille ve list oo low.
* NO
TEEngi nedama gecau sed bydriving withinsuf ficie ntengi neoil #
Avoid long journeys wit hinsufficie ntengi neoil. #
Stop thev ehicle immediat elyinaccor dance withthe traf ficc ondi tions .Don otcontinu edrivi ng und eranyc ir‐
cums tances. #
Swi tcho ffthee ngine. #
Add1 .1US qt(1l)of engine oil(/ page412). #
Che ckthee ngine oilleve l.
No teso ne ngine oil(/ page484).
00B3
Engine OilPressure Stop
Switch OffEngine *D
ispla ymessageo nlyf or cer taine ngines:
The oilp ress urei st oo low.
* NO
TEEngi nedama gecau sed bydriving withinsuf ficie ntoil press ure #
Avoid driving withinsuf ficie ntoil press ure. #
Stop thev ehicle immediat elyinaccor dance withthe traf ficc ondi tions .Don otcontinu edrivi ng und eranyc ir‐
cums tances. 54
0
Dis play messa gesa nd warning/ indic ator lam ps