warning MERCEDES-BENZ E CLASS 2019 Owners Manual

RIfthe setroute isre-planned
RInroad construction areas
RWhentowing a trailer
RIn badweather orroad conditions
RIfthe accelerator pedal is depressed
Adjustthe speedtothe traffic situation.
Settingroute-based speed adjustment
Requirements:RActive Distance AssistDISTRONIC is activa‐ted.
Multimedia system:
VehiclekAssistance Speed Adjust-
ment
Activatesor deactivateSthe function.
ActiveSteering Assist
Function ofActiveSteering Assist
ActiveSteering Assist is country-dependentand onlyavailableforvehicles withthe Driv‐ing AssistancePackage.
ActiveSteering Assist is operational at speedsupto130mph (210km/h) and helpsyoutostayinthe center ofthe lanebymeans of moderatesteering interventions. It usesthevehicle in frontandthe lane markings as areference dependingonthe driven speed.
Whenthe system is activelysteering,theèsymbol is shown in green inthe multifunctiondisplay.
Ifthe detection of lane markings andvehiclesahead is impaired,ActiveSteering Assistswitchestopassive mode. The system providesno support inthis case. Duringthe transitionfrom activetopassivestatus,theèsymbol isshown as enlarged andflashesyellow.Oncethesystem is passive,theèsymbol is shown asgrayinthe multifunction display.
Steering andtouch detectionThe driver isrequiredtokeeptheir hands onthesteering wheel at all times and be abletointer‐vene at any timetocorrectthe course ofthevehicle andkeep it in lane. The driver mustexpect achange from activetopassive mode orviceversa at any time.
Ifthe systemreaches a system limitation orthedriver has notsteeredthevehiclefor a consider‐able period of time or hasremovedtheir handsfromthesteering wheel,the system will,depending onthe situation, alertthe drivereither with a visualwarning or a visual andacousticwarning. Display1appears inthe mul‐tifunction display.
Driving and parking18 3

Ifthe driver does notsteerthevehicleover along period, or has nottaken hold ofthesteeringwheel, arepeatedwarningtone sounds in addi‐tiontothe visualwarning message (dependingonthe country).
Thewarning message does not appear or disap‐pears if one ofthefollowing conditions are met:
RThe driversteersthevehicle.
RThe driver presses asteering wheel button oroperatesTouch Control.
ActiveSteering Assist is only an aid. The driver isresponsibleforthe distancetothevehicle infront,forvehicle speed,for braking in good timeandforstaying in lane. Beforechanging lanes,the driver must make surethatthe neighboringlane is free (glanceoverthe shoulder).
System limitationsActiveSteering Assist has a limitedsteeringtor‐quefor lateral guidance. In some cases,thesteering intervention is not sufficienttokeepthevehicle inthe lane ortodrive pastexits.
The system may be impaired or may not functioninthefollowing instances:
RIn snow,rain,fog, heavy spray, ifthere isglare, direct sunlight,greatlyvarying ambientlight,reflections orstrong shadowsontheroadway.
RInsufficientroad illumination.
RThe windshield inthe area ofthe camera isdirty,fogged up, damaged or covered.
RAbsence of lane markings, or several unclearlane markings, or ifthe markingschangerap‐idly.
RThe distancetothevehicle in front istoosmall andthe lane markingsthus cannot bedetected.
RTheroad is narrow and winding.
RObstacles onthe lane or projecting out intothe lane.
The system does not provide assistance inthefollowing conditions:
ROn tight bends, intersections,tollstations,traffic circles and when turning.
RWhen activelychanging lane without switch‐ing onthe turn signal.
RWhenthe tire pressure istoo low.
\nWARNINGRisk of accident ifActiveSteering Assist unexpectedlystops func‐tioning
Ifthe system limitations ofActiveSteeringAssist arereachedthere is no guaranteethatthe system willremain active or willkeepthevehicle in lane.
Alwayskeepyour hands onthesteeringwheel and observethe traffic carefully.
Alwayssteerthevehicle paying atten‐tiontotraffic conditions.
\nWARNINGRisk of accident ifActiveSteering Assist unexpectedly intervenes
A malfunction inthe detection of lane mark‐ings and objects can occur.
This could cause unexpectedsteering inter‐vention.
184Driving and parking

must be initiated. An immediate lanechange isonly possible on freeway sections without speedlimits.
Ifthe system is impaired,Active Lane ChangeAssistmay be canceled. If it is canceled,theLane Change Canceledmessage appears inthemultifunction display and awarningtone sounds.
\nWARNINGRisk of accident fromchang‐ing lanetoan occupied adjacent lane
Lane ChangeAssistcannot alwaysdetectclearlyifthe adjacent lane is free.
The lanechange might be initiated althoughthe adjacent lane is not free.
Beforechanging lanes, make surethatthe neighboring lane is free andthere isno dangerto otherroad users.
Monitorthe lanechange.
\nWARNINGRisk of accident if LaneChange Assistunexpectedlystops func‐tioning
Ifthe system limitationsfor Lane ChangeAssist havebeenreached,there is no guar‐anteethatthe system willremain active.
Lane Change Assist cannotthen assistyoubyapplyingsteeringtorques.
Always monitorthe lanechange andkeepyour hands onthesteering wheel.Observethe traffic conditions andsteerand/or brake if necessary.
System limitationsThe system limitations ofActiveSteering AssistapplytoActive Lane Change Assist(→page183).
The system may also be impaired or may notfunction inthefollowing situations:
RThe sensors intherear bumper are dirty,damaged or covered,for instanceby asticker or ice and snow.
RTheexterior lighting is malfunctioning.
Activating/deactivatingActive Lane ChangeAssistMultimedia system:
VehiclekAssistance
SelectLane Change Assist.
Activatesor deactivateSthe function.
Function ofActive EmergencyStop AssistIfthe driver continually ignoresthe visual oracousticwarningtoputtheir hands onthesteer‐ing wheel,theBeginning Emergency Stopmes‐sage appears inthe multifunction display.Ifthedriverstill does notrespond,Active DistanceAssistDISTRONICreducesthe speed. Thevehi‐cle is decelerated instagestoastandstill.Atspeeds below 40mph (60 km/h)the hazardwarning lights switch on automatically.
Whenthevehicle isstationary,thefollowingactions are carried out:
RThevehicle is secured withthe electric park‐ing brake
RActive Distance AssistDISTRONIC is ended
RThevehicle is unlocked
18 6Driving and parking

3Active Distance AssistDISTRONIC active,speedstored, novehicle detected (brightvehicle symbol)
4Active Distance AssistDISTRONIC active,speedstored,vehicle detected (greenvehi‐cle symbol)
5Active Distance AssistDISTRONIC androute-based speed adaptation active, speedstored
On highways or high-speed majorroads,thegreençvehicle symbol is displayed cycli‐cally whenthevehicle isreadytopullaway.
SpeedometerThestored speed is highlighted onthe speedom‐eter. Ifthe speed ofthevehicle in front orthespeed adjustment is lessthanthestored speedduetotherouteevent ahead,the segments inthe speedometer light up.Activation or deactiva‐tion ofActive Distance AssistDISTRONIC, aswell as alterationstothe speed duetomanual orautomatic adoption ofthe speed limit, are dis‐played inthe controlfeedback ofthe multifunc‐tion display on a single line.
ActiveSteering Assiststatus display
1Graysteering wheel:ActiveSteering Assistswitched on and passive
2Greensteering wheel:ActiveSteering Assistswitched on and active
3Flashingsteering wheel: prompttothe drivertoactively confirmor transition from activetopassivestatus, system limitation detected
Duringthe transition fromthe activetopassivestatus, symbol3is shown as enlarged andflashesyellow.Oncethe system is passive, sym‐bol1is shown as grayinthe multifunction dis‐play.
Function of HillStart Assist
HillStart Assist holdsthevehiclefor a shorttime when pullingawayon a hill underthefol‐lowing conditions:
RVehicles with automatic transmission:The transmission is in position[or^.
RThe electric parking brake isreleased.
This givesyou enough timetomoveyourfootfromthe brake pedaltothe accelerator pedaland depress it beforethevehicle beginstorollaway.
\nWARNINGRisk of accident and injuryduetothevehiclerollingaway
After a short time, HillStart Assist no longerholdsthevehicle and it canrollaway.
Therefore, swiftly moveyourfootfromthe brake pedaltothe acceleratorpedal. Never attempttoleavethevehi‐cle if it is being heldbyHillStart Assist.
18 8Driving and parking

HOLD function
HOLD functionThe HOLD function holdsthevehicle at astand‐still withoutrequiringyoutodepressthe brakepedal, e.g. whilewaiting in traffic.
The HOLD function is only an aid. Theresponsi‐bilityforthevehicle safelystandingstillremainswiththe driver.
System limitationsThe HOLD function is only intendedtoprovideassistance when driving and is not a sufficientmeans of safeguardingthevehicle againstrollingawaywhenstationary.
RThe incline must not be greaterthan 30%.
Activating/deactivating the HOLD function
\nWARNINGRisk of an accident duetotheHOLD function being activated whenyouleavethevehicle
Ifyou leavethevehicle while onlythe HOLDfunction is brakingthevehicle,thevehiclecanrollawayinthefollowing situations:
RIfthere is a malfunction inthe system orinthe power supply.
RIfthe HOLD function is deactivatedbydepressingthe accelerator pedal orthebrake pedal, e.g.byavehicle occupant.
RIfthe electrics inthe engine compart‐ment,the battery orthe fuses aretam‐pered with or ifthe battery is disconnec‐ted.
Always deactivatethe HOLD functionand securethevehicle againstrollingawaybefore leavingthevehicle.
NOTEDamagefrom automatic braking
WhenActive Brake Assist,Active DistanceAssistDISTRONIC orthe HOLD function areactivated,thevehicle brakes autonomouslyin certain situations.
Toavoid damagetothevehicle, deactivatethese systems inthefollowing or similar sit‐uations:
Duringtowing
In a carwash
Requirements:RThevehicle isstationary.
RThe driver's door is closed orthe seat belt onthe driver's side isfastened.
RThe engine isrunning or has been automati‐cally switched offbythe ECOstart/stopfunction.
RThe electric parking brake isreleased.
RActive Distance AssistDISTRONIC is not acti‐vated.
Driving and parking18 9

Settingthevehicle level
\nWARNINGRisk of accident becausevehicle level istoo high
Ifyou drive at a highervehicle level,the driv‐ingcharacteristics may be impaired duetothe highervehicle center of gravity.
Thevehicle can drift outwards,forexample,whensteering or cornering.
Alwayschoose avehicle level which issuitedtothe drivingstyle andtheroadsurface conditions.
\nWARNINGRisk of entrapment fromvehi‐cle lowering
When loweringthevehicle, people couldbecome trapped iftheir limbs are betweenthevehicle body andthe tires or underneaththevehicle.
Make sure no one is underneaththevehicle or inthe immediate vicinity ofthe wheel arches whenyou lowerthevehicle.
\nWARNINGRisk of entrapment fromvehi‐cle lowering
Vehicles with AIRBODYCONTROL orlevel control system:Whenyou unload lug‐gageor leavethevehicle,thevehiclefirstrises slightly andthenreturnstothe set levelshortly afterwards.
You or anyone else inthe vicinity ofthewheel arches orthe underbody couldthusbecome trapped.
Thevehicle can also be lowered after beinglocked.
When leavingthevehicle, make surethat nobody is inthe vicinity ofthewheel arches orthe underbody.
Requirements:RThevehicle has beenstarted.
RThevehicle must not be movingfasterthan37mph (60 km/h).
Raisingthevehicle
Press button1.Indicator lamp2lights up.
Thevehicle is settothe high level.
Your selection is saved.
19 2Driving and parking

Thevehicle is lowered again inthefollowing sit‐uations:
RWhen drivingfasterthan 50mph (80 km/h).
RWhen driving between37mph (60 km/h)and 50mph (80 km/h)for approximatelythree minutes.
RAfter selecting a drive program usingtheDYNAMIC SELECT switch.
Thevehicle is adjustedtothe height ofthe lastactive drive program.
Loweringthevehicle
Press button1.Indicator lamp2goes out. Thevehicle isadjustedtothe height ofthe active drive pro‐gram.
Parking AssistPARKTRONIC
Function ofParking AssistPARKTRONIC
Parking AssistPARKTRONIC is an electronicparking assistance system with ultrasound. Itmonitorsthe area aroundyourvehicle using sixsensors1inthe front bumper and six sensorsintherear bumper.Parking AssistPARKTRONICshowsyouthe distance betweenyourvehicleand a detected obstacle visually and audibly.
Parking AssistPARKTRONIC is onlyan aid. It isnot a substituteforyour attentiontothe sur‐roundings. Theresponsibilityfor safe maneuver‐ing and parkingremains withyou. Make surethatthere are no persons, animals or objects in
the maneuvering area while maneuvering andparking in/exiting parking spaces.
Inthestandard setting, an intermittentwarningtone sounds from a distance of approximately1.0ft(0.3 m)toan obstacle in front and approx‐imately 3.3ft(1.0 m)toan obstacle behind. Acontinuoustone sounds from a distance ofapproximately 0.7ft(0.2 m). UsingtheWarnearlysetting inthe multimedia system,thewarningtonesfor front and side impact protec‐tion can also be settosound at a greater dis‐tance of approximately 3.3ft(1.0 m)(→page196).
TheWarnearlysetting is always active intherear ofthevehicle.
IfParking AssistPARKTRONIC is deactivated,ActiveParking Assist is unavailable.
Driving and parking19 3

Parking AssistPARKTRONIC displayinthemultimedia system
Vehicles withActiveParking Assist without a360° Camera
Vehicles withActiveParking Assist and a 360°Camera
IfActiveParking Assist is deactivated and anobstacle is detected inthe path ofthevehicle, apop-up windowforParking AssistPARKTRONIC1appears inthe multimedia system at speedsbelow 6mph (10 km/h).
System limitations
Parking AssistPARKTRONIC does not necessa‐rilytakeinto accountthefollowing obstacles:
RObstacles below the detectionrange, e.g.persons, animals or objects.
RObstacles abovethe detectionrange, e.g.overhanging loads,overhangs or loadingramps of trucks.
The sensors must be free of dirt, ice and slush.Otherwise,theymay not function correctly.Cleanthe sensorsregularly,taking care nottoscratch or damagethem.
Function ofthe passive side impact protec‐tionPassive side impact protection is an additionalParking AssistPARKTRONIC function whichwarnsthe driver about obstacles atthe side ofthevehicle. Awarning is issued when obstaclesare detected betweenthe front andrear detec‐tionrange. In orderfor an object onthe sidetobe detected,the sensors inthe front andrearbumper mustfirst detectthe object whileyouare driving past it.
Duringthe parking procedure or maneuvering,objects are detected asthevehicle drives past.Ifyousteer inthe direction of a detected obsta‐cle andthere is arisk of a lateral collision, awarning is issued. The segments onthe sides
194Driving and parking

Afterthe engine isrestarted, obstacles must bedetected again before a newwarning can beissued.
System limitationsThe system limitationsforParking AssistPARKTRONIC applyfor passive side impact pro‐tection.
Thefollowing objects are not detected,forexam‐ple:
RPedestrians who approachthevehicle fromthe side
RObjects placed nexttothevehicle
Deactivating/activatingParking AssistPARKTRONIC
NOTERisk of an accident from objectsat closerange
Parking AssistPARKTRONIC may not detectcertain objects at closerange.
When parking or maneuveringthevehi‐cle, pay particular attentiontoanyobjects which are aboveor belowthesensors, e.g.flower pots or drawbars.
Thevehicle orother objects couldoth‐erwise be damaged.
If indicator lamp1is not lit,Parking AssistPARKTRONIC is active. Ifthe indicator lamp is litortheésymbol appears inthe multifunctiondisplay,Parking AssistPARKTRONIC is notactive.
Press button2.
Depending onthevehicle's equipment,thebutton may also be located inthe centerconsole.
Parking AssistPARKTRONIC is automaticallyactivated whenthevehicle isstarted.
Adjusting thewarningtones ofParkingAssistPARKTRONICMultimedia system:
VehiclekAssistance Camera &
ParkingSet Warning Tones
Adjusting thevolume ofthewarningtones
SelectWarning Tone Volume.
Set avalue.
Adjusting the pitch of thewarningtones
SelectWarning Tone Pitch.Set avalue.
Specifyingthestarting pointfor thewarningtonesYou can specify whethertheParking AssistPARKTRONICwarningtones should commencewhenthevehicle is furtherawayfrom an obsta‐cle.
19 6Driving and parking

SelectWarn Early.
Activatesor deactivateSthe function.
Activating/deactivating audiofadeoutYou can specify whetherthevolume of a mediasource inthe multimedia system istobereduced whenParking AssistPARKTRONIC givesan audiblewarning.
SelectAudio Fadeout During Warning Tones.
Activatesor deactivateSthe function.
Reversing camera
Function oftherear view camera
Whenyou engagereversegear,the image fromrear view camera1is shown inthe multimediasystem. Dynamic guide lines showthe paththevehicle willtakewiththesteering wheel in itscurrent position. This helpsyoutoorientyour‐self andtoavoid obstacles when backing up.
Therear view camera is onlyan aid. It is not asubstituteforyour attentiontothe surroundings.Theresponsibilityfor safe maneuvering andparkingremains withyou. Make surethatthereare no persons, animals or objectsetc., inthemaneuvering area while maneuvering and park‐ing.
You can select fromthefollowing views:
RNormal view
RWide-angle view
RTrailer view
The area behindthevehicle is displayed as amirror image, as inthe insiderearview mirror.
System limitations
Therear view camera will not function or willonly partially function inthefollowing situations:
RIfthe trunk lid ortailgate is open.
RThere is heavyrain, snow orfog.
RThe ambient light is poor, e.g. at night.
RThe camera lens is obstructed, dirty orfog‐ged up. Observethe notes on cleaningtherear view camera (→page 360).
Driving and parking197