2018 MERCEDES-BENZ E-CLASS SEDAN Owner's Manual

Displaymessages
Possible causes/consequences and MSolutions
#
6HH 2SHUDWRU
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he batter yisnotbeing charge d.
* NO
TEPossible engine damag eifyou continue driving#Do no tcontin ue dr ivingunder an ycircum stances.
#Consult aqualified specialis tworks hop.
#Pull overand stop thev ehicle safely and switc hoffthee ngine, paying attention toroad and traf ficc onditions.
#Consul taqualified specialis tworks hop.
#
6WDUW (QJLQH 6HH 2SHUD
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he engine is of fand theb atter ychar geleve list oo lo w.
#Switc hoffelectrica lconsumer sthat ar enotrequ ired.
#Leavethee ngine running foraf ewminutes, or driv efor alonger dis tance.
The batter ychar ges.
Displa ymessages and warning/indicator lamps 423

Displaymessages
Possible causes/consequences and MSolutions
#
6WRS 9HKLFOH 6HH 2SHUD
WRU
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he batter yisnolonger being charge da nd theb atter ychar geleve list oo lo w.
* NO
TEPossible engine damag eifyou continue driving#Do no tcontin uedrivingu nder an ycircum stances.
#Consult aqualified specialis tworks hop.
#Pull overand stop thev ehicle safely as soon as possible, paying attention toroad and traf ficc onditions .Donot
continu edriving under an ycircums tances.
#Switc hoffthee ngine.
#Consult aqualified specialis tworks hop.
#
6WRS 9HKLFOH /HDYH (QJLQH
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he batter ychar geleve list oo lo w.
#Pulloverand stop thev ehicle safely as soon as possible, paying attention toroad and traf ficc onditions .Donot
continu edriving under an ycircums tances.
#Lea vethee ngine running.
#Wa it until thed ispla ymessag edisappear sbefor epulling away.
424
Displa ymessages and warning/indicator lamps

Displaymessages
Possible causes/consequences and MSolutions
4
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he engine oil le velh as dropped tothem inimum le vel.
* NO
TEEngine damage causedbydriving wit hinsuf ficient engine oil#Av oid long journe yswit hinsuf ficient engine oil.
#Chec kthe engine oil le velw hen next refueling.
To pupt he engine oil (
→page323).
No tesone ngine oil (
→page390).
8
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he fuel suppl yhas dropped int othe reser verange.
#Re fuel.
8
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her ehas been pressur eloss in thef uel sy stem. The fuel filler cap is no tclosed cor rectl yort he fuel sy stem is
leaking.
#Close thef uel filler cap.
#If th ef uel filler cap wasa lready proper lyclosed: consultaqualified specialis tworks hop.
?
*T hefanm otorisd efective.
#Avoiding high loads on thee ngine, driv eontothe neares tqualified specialis tworks hop. In doing so, ensur ethat
th ec oolant temp eratur edispla yremain sbelo wt he redm arking.
Displa ymessages and warning/indicator lamps 425

Tire s
Displa ymessages
Possible causes/consequences and MSolutions
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he tir epressur eist oo lo winatl eastone of thet ires, or thet irep ressur ediffe re nce betwee nthe wheels is too
great.
#Chec kthe tir epressur eand add air ,ifnecessar y.
#Whenthet irep ressur eisc orrect, restar tt he tir epressur emonitoring sy stem.
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he tir epressur eino ne or mor etires has dropped significantl y.The wheel position is displa yed.
&
WARNING Risk of an accident duetoi nsufficient tir epressure
Ti re pressures that ar etoo lo wpose thef ollowing hazards:
RThe tires ma yburst,e speciall yasthe load and vehicle speed increase.
RThe tires ma ywear excessively and/or une venly, whic hmaygreatl yimp air tir etraction.
RThe drivin gcharacteristics, as well as steering and braking, ma ybegreatl yimp aired.
Yo uc ouldthen lose control of thev ehicle.
#Obser vether ecommende dtirep ressure.
#Ad jus tthe tir epressur eifn ecessar y.
#Stop thev ehicle, paying attention toroad and traf ficc onditions.
#Chec kthe tir epressur eand thet ires.
426
Displa ymessages and warning/indicator lamps

Displaymessages
Possible causes/consequences and MSolutions
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he tir epressur eino ne or mor etires has dropped suddenly .The wheel position is displa yed.
&
WARNING Risk of an accident from driving wi thaflat tire
Flat tires ar edangerous in thef ollowing ways:
RThe tires can overheat and cause afire.
RThe driving characteristics, as well as steering and braking, ma ybegreatl yimp aired.
Yo uc ouldthen lose control of thev ehicle.
#Do no tdrive wit haf lat tire.
#Obser vethen otes on flat tires.
No tesonf lat tires (→page334).
#Stop thev ehicle, paying attention toroad and traf ficc onditions.
#Chec kthe tires.
7LUH 3UHVV 0RQLWRU &XU
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osignals can be receive dfromt he tir epressur esensor sdue tostro ngradio signal source inter fere nce. The tire
pressur emonito ring sy stem is temp oraril yunavailable.
#Driv eon.
The tir epressur emonitoring sy stem restarts automaticall yassoon as thec ause has been rectified.
Displa ymessages and warning/indicator lamps 427

Displaymessages
Possible causes/consequences and MSolutions
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her eisnos ignal from thet irep ressur esensor of one or mor etires. The pressur eofthe affected tir eisnotdis‐
play ed.
#Have thed efectiv etirep ressur esensor replaced at aqualified specialis tworks hop.
7LUH 3UHVVXUH 0RQLWRU ,QRS
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he wheels ins talled do no thave suitable tir epressur esensors. The tir epressur emonitoring sy stem is deactivated.
#Ins tall wheels wit hsuitable tir epressur esensors.
7LUH 3UHVV0 RQLWRU ,QRSHUD
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he tir epressur emonitoring sy stem is defective.
&
WARNING Thereisar isk of an accident if thet irep ressur emonitoring sy stem is malfunctioning
If th et irep ressur emonitoring sy stem is malfunctioning, it is no table toissue awarning if ther eisp ressur eloss
in one or mor eofthe tires.
Underinflated tires ma y,fore xamp le, impair thed riving, steering and braking characteristics.
#Ha ve thet irep ressur emonitoring sy stem checkedataq ualified specialis tworks hop.
#Visit aq ualified specialis tworks hop.
7LUHV 2YHUKHDWHG *A
tlea st one tire is overheating. The af fected tires ar edisplay ed in red. At temp eratures close tothel imit value, the
tires ar edispl ayed in yello w.
#Driv emores lowl y.
428
Displa ymessages and warning/indicator lamps

Displaymessages
Possible causes/consequences and MSolutions
7LUHV 2YHUKHDWHG 'HFUHDVH
6SHHG *A
tlea st one tire is overheating.
&
WARNING Risk of an accident from driving wi thove rheated tires
Overheated tires ma yburst,p articularly at high speeds.
#Re duce speed so that thet ires cool down.
#Reduce speed so that thet ires cool down.
SmartK ey
Displaymessages
Possible causes/consequences and MSolutions
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he SmartK eyneeds tobe replaced.
#Visit aq ualified specialis tworks hop.
Â
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he SmartK eybatter yisdischar ged.
#Re place theb atter y.
Displ aymessage sand warning/indicator lamps 429

Displaymessages
Possible causes/consequences and MSolutions
Â
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displa ymessage) *T
he SmartK eyis cur rently und etected.
#Chang ethe location of theS martK eyinthev ehicle.
#Ifth eS martK eyisstill no trecognized, star tt he engine wit hthe SmartK eyinthes towa ge compartment.
Â
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pla ym essage) *T
he SmartK eycanno tbed etected and ma ynolonger be in thev ehicle.
The SmartK eyis no longer in thev ehicle and yous wit ch offt he engine:Ryo uc an no longe rstart thee ngine.
Ryouc anno tcentrall yloc kt he vehicle.
#Ensur ethat theS martK eyis in thev ehicle.
If th eS martK eydetection function hasam alfunction duetoastrongradio signal source:
#Pull overand stop thev ehicle safely as soon as possible, paying attention toroad and traf ficc onditions.
#Place theS martK eyinthes towa ge compartment fors tartin gt he engine wit hthe SmartK ey.
Â
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warning tone also sounds. Thi smessage reminds youtot akey our SmartK eywit hyou when youl eave thev ehicle.
430
Displa ymessages and warning/indicator lamps