MERCEDES-BENZ E CLASS 2019 Owners Manual

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
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*The Intelligent Light System is defective. The lighting system continuestofunction properlywithoutthe functions ofthe Intelligent Light System.
Visit aqualified specialistworkshop.
47 0Displaymessages andwarning/indicator lamps

Display messagesPossible causes/consequences andPPSolutions
Intell. Light System Inoper-ative
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Check Left LowBeam(Example)
*The corresponding light source is defective.
Drive on carefully.
Visit aqualified specialistworkshop immediately.
LED light bulbs:the display messageforthe corresponding lamp appearsonly when allthe light-emitting diodesinthe lamp havefailed.
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Active Headlamps Inopera-tive
*The active headlamps are defective.
Visit aqualified specialistworkshop.
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Switch Off Lights
*You are leavingthevehicle andthe lights arestill switched on.
Turnthe light switchtotheXposition.
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*Theexterior lighting is defective.
Visit aqualified specialistworkshop.
Display messages andwarning/indicator lamps471

Display messagesPossible causes/consequences andPPSolutions
Malfunction See Opera-tor’s Manual
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Switch On Headlamps
*You are driving without low-beam headlamps.
Turnthe light switchtotheXorXposition.
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Automatic Headlamp ModeInoperative
*The light sensor isfaulty.
Consult aqualified specialistworkshop.
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Hazard Warning FlashersMalfunctioning
*The hazardwarning light switch is defective.
Visit aqualified specialistworkshop.
Adaptive Highbeam AssistInoperative
*Adaptive Highbeam Assist is malfunctioning.
Visit aqualified specialistworkshop.
*Adaptive Highbeam Assist istemporarily unavailable.
The system limits havebeenreached (→page120).
472Displaymessages andwarning/indicator lamps

Display messagesPossible causes/consequences andPPSolutions
Adaptive Highbeam AssistCurrently Unavailable SeeOperator's Manual
Drive on.Oncethe cause ofthe problem is no longer present,the system will beavailable again. TheAdaptive HighbeamAssist Now Availabledisplay message appears.
Adaptive Highbeam AssistCamera View RestrictedSee Operator's Manual
*The camera view isrestricted.Possible causes are:
RDirt onthe windshield inthe camera'sfield of vision
RHeavyrain, snow orfog
Driving systems and driving safety systems may be malfunctioning ortemporarily unavailable.
Oncethe cause ofthe problem is no longer present, driving systems and driving safety systems will beavailableagain.
Ifthe display message does not disappear:
Pullover andstopthevehicle safely as soon as possible, paying attentiontoroad and traffic conditions.
Cleanthe windshield.
Warning and indicator lamps
Overview ofwarning and indicator lamps
Some systems will performa self-test whentheignition is switched on. Somewarning and indi‐cator lamps may brieflylight up orflash. Thisbehavior is non-critical. Thesewarning and indi‐cator lamps indicate a malfunction only ifthey
light up orflash afterthe engine has beenstar‐ted or during a journey.
Displaymessages andwarning/indicator lamps473

Instrument Display (standard)
Widescreen Cockpit Instrument Display
Progressive setting
Vehicles with aWidescreen Cockpit:Ifyouselectthe progressive display setting,the posi‐tions ofthe indicator lamps onthe InstrumentDisplay willchange.
Warning and indicator lamps:XLow beam (→page117)
`Parking lights (→page117)
WHigh beam (→page118)
>=Turnsignal indicators (→page118)
^Rearfog light (→page117)
uRestraint system (→page475)

Warning/indicator lampPossible causes/consequences andPPSolutions
Yellow electric parkingbrake indicator lamp is mal‐functioning

Warning/indicator lampPossible causes/consequences andPPSolutions
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Brakewarning lamp (USA)
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Brakeswarning lamp (Can‐ada)
Thered brake systemwarning lamp is lit whilethe engine isrunning.
Possible causes are:
RThe brakeforce boosting is malfunctioning andthe brakingcharacteristics may be affected.
RThereis not enough brakefluid inthe brakefluidreservoir.
\nWARNINGRisk of accident and injuryif brakeforce boosting is malfunctioning
If brakeforce boosting is malfunctioning, increased brake pedalforce may be necessaryfor braking. The brakingcharacteristics may be impaired. The braking distance can increase in emergency braking situations.
Stop in a safe location immediately. Do not continue driving.
Consult aqualified specialistworkshop.
\nWARNINGRisk of an accident duetolow brakefluid level
Ifthe brakefluid level istoo low,the braking effect andthe brakingcharacteristics may be impaired.
Pullover andstopthevehicle safely as soon as possible, paying attentiontoroad and traffic conditions. Donot continue driving under any circumstances.
Consult aqualified specialistworkshop.
Do not add brakefluid.
Pullover andstopthevehicle safely as soon as possible, paying attentiontoroad and traffic conditions. Do notcontinue driving under any circumstances.
Display messages andwarning/indicator lamps477

Warning/indicator lampPossible causes/consequences andPPSolutions
Observethe messages onthe multifunction display.
Consult aqualified specialistworkshop.
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ABSwarning lamp
Theyellow ABSwarning lamp is lit whilethe engine isrunning.
ABS is malfunctioning.
Ifthere is an additionalwarningtone, EBD is malfunctioning.
Other driving systems and driving safety systems may also malfunction.
\nWARNINGThereisrisk of skidding if EBD or ABS is malfunctioning
If EBD or ABS is malfunctioning,the wheels could lock when braking
Thesteering capability and brakingcharacteristics arethus severelyimpaired. The braking distance in an emer‐gency braking situation can increase. In addition,other driving safety systems are switched off.
Drive on carefully.
Havethe brake systemchecked immediately at aqualified specialistworkshop.
Drive on carefully.
Observethe messages onthe multifunction display.
Visit aqualified specialistworkshop.