2019 MERCEDES-BENZ E CLASS Owners Manual

Display messagesPossible causes/consequences andPPSolutions
Tire Press. Monitor Cur-rently Unavailable
Drive on.The tire pressure monitoring systemrestarts automatically as soon asthe cause has beenrectified.
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Wheel Sensor(s) Missing
*The tire pressure sensor signal is missing from one or more tire(s). The pressure ofthe affected tire is not dis‐played.
Havethe defective tire pressure sensorreplaced at aqualified specialistworkshop.
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Tire Pressure Monitor Inop-erative No Wheel Sensors
*The wheels installed do not havesuitable tire pressure sensors. The tire pressure monitoring system is deactivated.
Install wheels with suitable tire pressure sensors.
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Tire Press. Monitor Inopera-tive
*The tire pressure monitoring system is defective.
\nWARNINGThereis arisk of an accident ifthe tire pressure monitoring system is malfunctioning
Ifthe tire pressure monitoring system is malfunctioning, it is not abletoissue awarning ifthere is pressure lossin one or more ofthe tires.
Underinflated tires may,forexample, impairthe driving,steering and brakingcharacteristics.
Havethe tire pressure monitoring systemchecked at aqualified specialistworkshop.
Visit aqualified specialistworkshop.
Display messages andwarning/indicator lamps463

Display messagesPossible causes/consequences andPPSolutions
Tires Overheated*At least one tire isoverheating. The affected tires are displayed inred.Attemperatures closetothe limitvalue,thetires are displayed inyellow.
Drive more slowly.
Decrease Speed*At least one tire isoverheating. The affected tires are displayed inred.Attemperatures closetothe limitvalue,thetires are displayed inyellow.
\nWARNINGRisk of an accident from driving withoverheated tires
Overheated tires may burst, particularly at high speeds.
Reduce speed sothatthe tires cool down.
Reduce speed sothatthe tires cool down.
Check Tire Pressure ThenRestart Run Flat Indicator
*Canada only:
The tire pressure losswarning systemgenerated a displaymessageand has not beenrestarted since.
Whenthe tire pressure is correct,restartthe tire pressure losswarning system (→page 391).
Run Flat Indicator Inopera-tive
*Canada only:
The tire pressure losswarning system is malfunctioning.
Visit aqualified specialistworkshop.
464Display messages andwarning/indicator lamps

SmartKey
Display messagesPossible causes/consequences andPPSolutions
Á
Key Not Detected(red dis‐play message)
*The SmartKeycannot be detected and may no longer be inthevehicle.
The SmartKeyis no longer inthevehicle andyou switchoffthe engine:
RYou can no longerstartthe engine.
RYou cannot centrally lockthevehicle.
Make surethatthe SmartKeyis inthevehicle.
Ifthe SmartKeydetection function has a malfunction duetoastrongradio signal source:
Pullover andstopthevehicle safely as soon as possible, paying attentiontoroad and traffic conditions.
Placethe SmartKeyinthe marked spaceforstartingthe engine withthe SmartKey (→page139).
Á
Obtain a New Key
*The SmartKeyneedstobereplaced.
Visit aqualified specialistworkshop.
Á
Key Not Detected(whitedisplay message)
*The SmartKeyis currently undetected.
Changethe location ofthe SmartKeyinthevehicle.
Ifthe SmartKeyisstill notrecognized,startthe engine withthe SmartKeyinthe marked space (→page139).
Displaymessages andwarning/indicator lamps465

Display messagesPossible causes/consequences andPPSolutions
Á
Replace Key Battery
*The SmartKeybattery is discharged.
Replacethe battery (→page64).
Á
Place the Key in theMarked Space See Opera-tor's Manual
*The SmartKeydetection function is malfunctioning.
Changethe location ofthe SmartKeyinthevehicle.
Startthevehicle withthe SmartKeyinthe marked space (→page139).
Á
Don't Forget Your Key
*Awarningtone will also sound. This messageremindsyoutotakeyour SmartKeywithyou whenyou leavethevehicle.
466Display messages andwarning/indicator lamps

Vehicle
Display messagesPossible causes/consequences andPPSolutions
o
Rear Left Backrest NotLatched(Example)
*The correspondingrear seat backrest is not engaged.
Foldthe corresponding seat backrest back until it engages.
o
Front Left Seat BackrestNot Locked(Example)
*The seat backrest ofthe corresponding front seat is not engaged.
Foldthe seat backrest back until it engages.

Display messagesPossible causes/consequences andPPSolutions
Pullover andstopthevehicle safely as soon as possible, paying attentiontoroad and traffic conditions. Do notcontinue driving under any circumstances.
Consult aqualified specialistworkshop.

Display messagesPossible causes/consequences andPPSolutions
Stopthevehicle immediately, paying attentiontoroad and traffic conditions.
Closethe hood.
Q*At least one door is open.
Close all doors.

Climate control
DisplaymessagesPossible causes/consequences andPPSolutions
Air Conditioning Malfunc-tion See Operator's Manual
*Operation ofthe climate control system istemporarilyrestricted. Airflowand fresh air supply are settoautomaticmode.
Havethe climate control systemchecked at aqualified specialistworkshop.
Let fresh air into the vehi-cle interior. Air Condition-ing Malf. Visit Workshop
*The climate control system is malfunctioning.
\nWARNINGRisk of injuryand accident duetoan insufficient supply of fresh air
Ifthe climate control system is malfunctioning, carbon dioxide levels may increase inthevehicle interior.Breathing in carbon dioxide may cause dizziness.
Openthe windowtoensurethatthere is a sufficient supply of fresh air.
Openthe windowtoensurethatthere is an adequate supply of fresh air.
Visit aqualified specialistworkshop immediately.
Lights
Display messagesPossible causes/consequences andPPSolutions
I
*The Intelligent Light System is defective. The lighting system continuestofunction properlywithoutthe functions ofthe Intelligent Light System.
Visit aqualified specialistworkshop.
47 0Displaymessages andwarning/indicator lamps