2017 MERCEDES-BENZ E-Class SEDAN warning lamp

Engine
Displaymessages
Possible causes/consequences and MSolutions
Check Coolant Level See
Operator' sManual *T
he coolant le velist oo lo w.
* NO
TEEngine damage duetoinsuf ficient coolant
#Av oid long journe yswit hinsuf ficient coolant.
#Ad dc oolant .
?
Coolant Too Hot Stop Vehi-
cle Turn Engine Off *T
he coolant is tooh ot.
#Pull overand stop thev ehicle safely and switc hoffthee ngine, paying attention toroad and traf ficc onditions.
&
WARNING Danger of burn swhen opening thee ngine hood
If yo uo pen thee ngine hood when thee ngine has overheated or during afireint he engine compartment, you
could come int ocontact wi thhotg ases or other escaping operating fluids.
#Befor eopening thee ngine hood, allo wthe engine tocool down.
#Inthee vent of afireint he engine compartment, keep thee ngine hood closed and call thef ires ervice.
#Wa it until thee ngine has cooled down.
#Mak esuret hat thea ir supply tother adiator is no tobstructed.
#Avoiding high loads on thee ngine, driv eontothe neares tqualified specialis tworks hop. When doing so, ensure
th at thec oolant temp eratur edispla yremain sbelo w2 48 °F (120 °C).
378
Displ aymessage sand warning/indicator lamps

Displaymessages
Possible causes/consequences and MSolutions
?
*Thefanm otorisf aulty.
#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 w2 48 °F (120 °C).
#
See Operator's Manual *T
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.
#Stop thev ehicle immediately ,paying attention toroad and traf ficc onditions ,and switc hoffthee ngine.
#Consult aqualified specialis tworks hop.
#
Start Engine See Opera-
tor's Manual *T
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 yisbeing charge d.
Displa ymessages and warning/indicator lamps 37
9

Displaymessages
Possible causes/consequences and MSolutions
#
Stop vehicle See Opera-
tor's Manual*T
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.
#
Stop Vehicle Leave Engine
Running *T
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.
#St artt he engine.
#Wa it until thed ispla ymessag edisappear sbefor epulling away.
380
Displa ymessages and warning/indicator lamps

Displaymessages
Possible causes/consequences and MSolutions
4
Check Engine Oil At Next
Refueling*T
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.
Ad de ngin eoil (
→pag e281).
No tesone ngine oil (
→page346).
8
Gas Cap Loose *T
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.
8
Fuel Level Low *T
he fuel le velh as dropped int othe reser verange.
#Re fuel.
Displ aymessage sand warning/indicator lamps 381

Tire s
Displa ymessages
Possible causes/consequences and MSolutions
Tire Press. Monitor Cur-
rently Unavailable *A
strongradio signal source is inter fering so that no signals can be receive dfromt he tir epressur esensors. The
tir ep ressur emonitoring sy stem is temp oraril yunavailable.
#Driv eon.
The tir epressur emonitoring sy stem switches itself on automaticall yassoon as thec ause has been rectified.
h
Check Tires *T
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.
382
Displa ymessages and warning/indicator lamps

Displaymessages
Possible causes/consequences and MSolutions
h
Please Correct Tire Pres-
sure*T
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 .
h
Warning Tire Malfunction *T
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 tesf or aflat tir e(→page294).
#Stop thev ehicle, paying attention toroad and traf ficc onditions.
#Chec kthe tires.
Displa ymessages and warning/indicator lamps 383

Displaymessages
Possible causes/consequences and MSolutions
Tires Overheated Decrease
Speed *A
tlea st one tire is overheated.
&
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.
Tires Overheated *A
tlea st one tire is overheated. The af fected tires ar edispl aye dinr ed.Attemp eratures close tothel imit value, the
tires ar edispl ayed in yello w.
#Driv emores lowl y.
Tire Press. Monitor Inopera-
tive *T
he tir epressur emonitoring sy stem is faulty.
&
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.
#Consult aqualified specialis tworks hop.
384
Displa ymessages and warning/indicator lamps

Displaymessages
Possible causes/consequences and MSolutions
Tire Pressure Monitor Inop-
erative No Wheel Sensors *T
he wheels mounted do no thaves uitable tir epressur esensors. The tir epressur emonitoring sy stem is deactiva‐
te d.
#Mount wheels wit hsuitable tir epressur esensors.
h
Wheel Sensor(s) Missing *T
her eisnos ignal from thet irep ressur esensor of one or se veralw heels. The tir eaffected displa ysno pressure
va lue.
#Ha ve thef aulty tir epressur esensor replaced at aqualified specialis tworks hop.
SmartK ey
Displaymessages
Possible causes/consequences and MSolutions
Â
Place the Key in the
Marked Space See Opera-
tor's Manual*T
he SmartK eydetection function is malfunctioning.
#Chang ethe location of theS martK eyinthev ehicle.
#Startt he vehicle wit hthe SmartK eyinthes towa ge compartment .
Displa ymessages and warning/indicator lamps 385