2019 MERCEDES-BENZ E CLASS Owners Manual

Display messagesPossible causes/consequences andPPSolutions
NOTEThe tires ofthe front axle orthe frontfenderscould be damagedbylargesteering movements
Avoid largesteering movements while driving and listenfor scraping sounds.
Ifyou hear scraping sounds, pullover andstopthevehicle safely, paying attentiontoroad and traffic con‐ditions, and set a highervehicle level if possible.
Set a highervehicle level (→page192).Depending onthe malfunction,thevehicle israised.
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Lowering
*Thevehicle level may be loweredforthefollowingreasons:
Ryou haveselected a different drive program.
Ryou haveexceeded a critical speed.
Ryou havechangedthevehicle levelbypressing a button.

Display messagesPossible causes/consequences andPPSolutions
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Off
*Active Distance AssistDISTRONICwas deactivated. If awarningtone also sounds,theActive Distance AssistDISTRONIC has deactivated automatically (→page179).
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- - - mph
*Active Distance AssistDISTRONIC cannot be activated as not all activation conditions havebeen fulfilled.
Comply withthe activation conditions ofActive Distance AssistDISTRONIC (→page179).
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Suspended
*Ifyou activatethe accelerator pedal beyondtheActive Distance AssistDISTRONIC setting,the system will be putinto passive mode (→page187).
Active Distance Assist Cur-rently Unavailable SeeOperator's Manual
*Active Distance AssistDISTRONIC istemporarily unavailable.
The ambient conditions are outsidethe system limits (→page177).
Drive on.As soon asthe ambient conditions are withinthe system limits,the system will becomeavailable again.
Active Distance Assist Inop-erative
*Active Distance AssistDISTRONIC is malfunctioning.
Other driving systems and driving safety systems may also malfunction.
Visit aqualified specialistworkshop.
448Displaymessages andwarning/indicator lamps

Display messagesPossible causes/consequences andPPSolutions
Active Distance Assist NowAvailable
*Active Distance AssistDISTRONIC is operational again and can be activated (→page179).

Display messagesPossible causes/consequences andPPSolutions
Active Lane Keeping AssistCamera View RestrictedSee Operator's Manual
*Vehicles withoutActiveSteering Assist: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.
Active Parking Assist andPARKTRONIC InoperativeSee Operator's Manual
*ActiveParking Assist andParking AssistPARKTRONIC are malfunctioning.
Stopthevehicle, paying attentiontoroad and traffic conditions, andrestartthe engine.
Ifthe display message continuestobe displayed, consult aqualified specialistworkshop.
Active Blind Spot AssistCurrently Unavailable SeeOperator's Manual
*Active Blind Spot Assististemporarily unavailable.
The system limits havebeenreached (→page212).
Drive on.Oncethe cause ofthe problem is no longer present,the system will beavailable again.
Ifthe display message does not disappear,stopthevehicle while paying attentiontoroad and traffic conditionsandrestartthe engine.
450Display messages andwarning/indicator lamps

Engine
Display messagesPossible causes/consequences andPPSolutions
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See Operator's Manual
*The battery is not beingcharged.
NOTEPossible engine damage ifyou continue driving
Do not continue driving under any circumstances.
Consult aqualified specialistworkshop.
Pullover andstopthevehicle safely and switch offthe engine, paying attentiontoroad and traffic conditions.
Consult aqualified specialistworkshop.
Check Coolant Level SeeOperator's Manual
*The coolant level istoo low.
NOTEEngine damageduetoinsufficient coolant
Avoid long journeyswith insufficient coolant.
Add coolant (→page 353).
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*The batterychargelevel istoo low.
Pullover andstopthevehicle safely as soon as possible, paying attentiontoroad and traffic conditions. Do notcontinue driving under any circumstances.
Leavethe enginerunning.
Display messages andwarning/indicator lamps451

Display messagesPossible causes/consequences andPPSolutions
Stop Vehicle Leave EngineRunning
Wait untilthe display message disappears before pullingaway.
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12 V Battery See Opera-tor's Manual
*The engine is off andthe batterychargelevel istoo low.
Switch off electrical consumersthat are notrequired.
Leavethe enginerunningfor afew minutes, or drivefor a longer distance.The battery willcharge.Ifthe message appears whilethe engine isrunning,this indicates an on-board electrical system malfunction.
Visit aqualified specialistworkshop.
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Stop Vehicle See Opera-tor's Manual
*The battery is no longer beingcharged andthe batterychargelevel istoo low.
NOTEPossible engine damage ifyou continue driving
Do not continue driving under any circumstances.
Consult aqualified specialistworkshop.
Pullover andstopthevehicle safely as soon as possible, paying attentiontoroad and traffic conditions. Do notcontinue driving under any circumstances.
Switch offthe engine.
Consult aqualified specialistworkshop.
Cannot Start Engine SeeOperator's Manual
*Thechargelevel ofthe 48 V battery istoo low.You can no longerstartthe engine.
Switch off electrical consumersthat are notrequired.
452Display messages andwarning/indicator lamps

Display messagesPossible causes/consequences andPPSolutions
Connect a suitablecharger approvedbyMercedes-Benz with sufficientchargeoutputtothe jump-startconnec‐tion point ofthe12V battery (→page374).The 48 V batteryischarged viathevoltage converter inthevehicle.
Engine Can Now Be Started*The 48 V battery has beencharged automatically viathevoltage converter.
Startthe engine and drivethevehiclefor a whiletochargethe12V battery andthe 48 V battery.

Display messagesPossible causes/consequences andPPSolutions
Avoiding high loads onthe engine, drivetothe nearestqualified specialistworkshop. In doing so, ensurethatthe coolanttemperature displayremains belowthered marking.