steering MERCEDES-BENZ E CLASS 2019 Repair Manual

Display messagesPossible causes/consequences andPPSolutions
HaveABS and ESP®checked immediately at aqualified specialistworkshop.
Carefully drive on a suitablestretch ofroad, making slightsteering movements at a speed above19mph(30 km/h).
Ifthe display message does not disappear, consult aqualified specialistworkshop immediately. Drive carefully.
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Display messagesPossible causes/consequences andPPSolutions
Active Brake Assist Func-tions Limited See Opera-tor's Manual
*Vehicles with Driving AssistancePackage:Active Brake Assistwith cross-traffic function, EvasiveSteering
Assist or PRE‑SAFE®PLUS is malfunctioning.
Vehicles without Driving AssistancePackage:Active Brake Assistis malfunctioning.
Visit aqualified specialistworkshop.
PRE-SAFE Inoperative SeeOperator's Manual
*PRE‑SAFE®functions are malfunctioning.
Visit aqualified specialistworkshop.
Mercedes me connectServices Limited See Oper-ator's Manual
*Service limited.
Atleast one ofthe main functions ofthe Mercedes me connect system is malfunctioning.
Observethe notes onthe diagnostics connection (→page24).
Visit aqualified specialistworkshop.
S
Inoperative
*At least one main function ofthe Mercedes me connect system or ofthe SOS emergency call system is malfunc‐tioning.
Visit aqualified specialistworkshop.
Beginning Emergency Stop*Your hands are not onthesteering wheel. Emergencystop is initiated.
Putyour hands back onthesteering wheel.
Emergencystop can be interruptedbymeans ofthefollowing actions:
RSteering
RDepressingthe brake or accelerator pedal
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RPressing asteering-wheel button ortouch control
RActivating or deactivatingActive Distance AssistDISTRONIC
G
Please Check Direction ofTravel
*You haveturnedthe wrongway ontoa one-waystreet.
Checkthe direction of travel.
Turnas soon as possible, in accordance withthe traffic conditions.
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Front Left MalfunctionService Required(Example)
*The correspondingrestraint system isfaulty (→page 32).
\nWARNINGRisk of injuryorfatal injury duetoa malfunction intherestraint system
Iftherestraint system is malfunctioning,restraint system components may be triggered unintentionally ormight not be triggered at all intheevent of an accident. This may affectthe EmergencyTensioning Device orairbag,forexample.
Havetherestraint systemchecked andrepaired immediately at aqualified specialistworkshop.
Detection of arestraint system malfunction:
RTheurestraint systemwarning lamp does not light up whenthe ignition is switched on.
RTheurestraint systemwarning lamp lights up continuously orrepeatedly during a journey.
Visit aqualified specialistworkshop immediately.
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Display messagesPossible causes/consequences andPPSolutions
Active Brake Assist Func-tions Currently Limited SeeOperator's Manual
*Vehicles withthe Driving AssistancePackage:Active Brake Assistwith cross-traffic function, EvasiveSteering
Assist or PRE‑SAFE®PLUS aretemporarily unavailable or only partiallyavailable.
Vehicles withoutthe Driving Assistance package:Active Brake Assististemporarily unavailable.
The ambient conditions are outsidethe system limits (→page170).
Drive on.As soon asthe ambient conditions are withinthe system limits,the system will becomeavailable again.
Ifthe display message does not disappear,stopthevehicle while paying attentiontoroad and traffic conditionsandrestartthe engine.
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SRS Malfunction ServiceRequired
*Therestraint system isfaulty (→page 32).
\nWARNINGRisk of injuryorfatal injury duetoa malfunction intherestraint system
Iftherestraint system is malfunctioning,restraint system components may be triggered unintentionally ormight not be triggered at all intheevent of an accident. This may affectthe EmergencyTensioning Device orairbag,forexample.
Havetherestraint systemchecked andrepaired immediately at aqualified specialistworkshop.
Detection of arestraint system malfunction:
RTheurestraint systemwarning lamp does not light up whenthe ignition is switched on.
RTheurestraint systemwarning lamp lights up continuously orrepeatedly during a journey.Visit aqualified specialistworkshop immediately.
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Display messagesPossible causes/consequences andPPSolutions
Active Steering Assist Inop-erative
*ActiveSteering Assist is malfunctioning.Active Distance AssistDISTRONICremainsavailable.
Visit aqualified specialistworkshop.

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
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.
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Display messagesPossible causes/consequences andPPSolutions
Untilthen, manually setthe transmissiontoposition]beforeyou switchoffthe engine.
Before leavingthevehicle, applythe electric parking brake.
Tires
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Check Tire Pressure Soon*Canada only:
The tire pressure losswarning system has detected a significant loss in pressure.
\nWARNINGRisk of an accident duetoinsufficient tire pressure
Tirepressuresthat aretoo low posethefollowing hazards:
RThe tires may burst, especially asthe load andvehicle speed increase.
RThe tires maywearexcessively and/or unevenly,which may greatly impair tire traction.
RThe drivingcharacteristics, aswell assteering and braking, may be greatly impaired.
You couldthen lose control ofthevehicle.
Observetherecommended tire pressure.
Adjustthe tire pressure if necessary.
Stopthevehicle, paying attentiontoroad and traffic conditions.
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Display messagesPossible causes/consequences andPPSolutions
Checkthe tire pressure (→page 386) andthe tires.
Whenthe tire pressure is correct,restartthe tire pressure losswarning system (→page 391).
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Warning Tire Malfunction
*The tire pressure in one or more tires has dropped suddenly. The wheel position is displayed.
\nWARNINGRisk of an accident from driving withaflat tire
Flat tires are dangerous inthefollowingways:
RThe tires canoverheat and cause afire.
RThe drivingcharacteristics, aswell assteering and braking, may be greatly impaired.
You couldthen lose control ofthevehicle.
Do not drive with aflat tire.
Observethe notes onflat tires.
Notes onflat tires (→page 364).
Stopthevehicle, paying attentiontoroad and traffic conditions.
Checkthe tires.
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Check Tires
*The tire pressure in one or more tires has dropped significantly.The wheel position is displayed.
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Display messagesPossible causes/consequences andPPSolutions
\nWARNINGRisk of an accident duetoinsufficient tire pressure
Tirepressuresthat aretoo low posethefollowing hazards:
RThe tires may burst, especially asthe load andvehicle speed increase.
RThe tires maywearexcessively and/or unevenly,which may greatly impair tire traction.
RThe drivingcharacteristics, aswell assteering and braking, may be greatly impaired.
You couldthen lose control ofthevehicle.
Observetherecommended tire pressure.
Adjustthe tire pressure if necessary.
Stopthevehicle, paying attentiontoroad and traffic conditions.
Checkthe tire pressure (→page 386) andthe tires.
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Please Correct Tire Pres-sure
*The tire pressure istoo low in at least one ofthe tires, orthe tire pressure difference betweenthe wheels istoogreat.
Checkthe tire pressure and add air, if necessary.
Whenthe tire pressure is correct,restartthe tire pressure monitoring system (→page 391).
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*There is interference from a powerfulradio signal source. As aresult, no signals fromthe tire pressure sensor arereceived. The tire pressure monitoring system istemporarily unavailable.
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