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Display messagesPossible causes/consequences and P PSolutions
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.
u
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:
RThe urestraint systemwarning lamp does not light up whenthe ignition is switched on.
RThe urestraint systemwarning lamp lights up continuously orrepeatedly during a journey.
Visit aqualified specialistworkshop immediately.
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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.
u
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:
RThe urestraint systemwarning lamp does not light up whenthe ignition is switched on.
RThe urestraint systemwarning lamp lights up continuously orrepeatedly during a journey. Visit aqualified specialistworkshop immediately.
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Check Brake Pads SeeOperator's Manual
*The brake pads havereachedthewear limit.
\nWARNINGRisk of accident duetorestricted braking power
Whenthe brake pads havereachedtheirwear limit,the braking power may berestricted.
Drive on carefully.
Havethe brake systemchecked immediately at aqualified specialistworkshop.
Visit aqualified specialistworkshop.
Driving systems
Display messagesPossible causes/consequences and P PSolutions
Active Blind Spot Asst. NotAvailable When Towing aTrailer See Operator's Man-ual
*Whenyou establishthe electrical connectiontothe trailer,Active Blind Spot Assistis unavailable.
Pressthe left-handTouch Control and acknowledgethe display message.
Drive More Slowly*You are drivingtoofastforthe selectedvehicle level.
In ordertoadjustthevehicle level,you must not drive at speeds greaterthan37mph (60 km/h).
In ordertoadjustthevehicle level during trailer operation,you must not drive at speeds greaterthan19mph(30 km/h).
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ç
Off
*Active Distance AssistDISTRONICwas deactivated. If awarningtone also sounds,theActive Distance AssistDISTRONIC has deactivated automatically (→page179).
ç
- - - mph
*Active Distance AssistDISTRONIC cannot be activated as not all activation conditions havebeen fulfilled.
Comply withthe activation conditions ofActive Distance AssistDISTRONIC (→page179).
ç
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
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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
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Engine
Display messagesPossible causes/consequences and P PSolutions
=
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).
=
*The batterychargelevel istoo low.
Pullover andstopthevehicle safely as soon as possible, paying attentiontoroad and traffic conditions. Do notcontinue driving under any circumstances.
Leavethe enginerunning.
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Stop Vehicle Leave EngineRunning
Wait untilthe display message disappears before pullingaway.
=
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.
=
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
