BMW M3 2018 Owners Manual

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DynamicStabilityControlDSC
Principle
Thesystemreducesengineoutputandapplies thebrakesonindividualwheelstherebyhelping,withinthelimitsimposedbythelawsofphysics,
tokeepthevehiclesafelyoncourse.
General DSCdetectsthefollowingunstabledrivingconj
ditions,forexample:
'xLossoftractionattherearwhichcanleadto
oversteer.'xLossofgripofthefrontwheelswhichcan
leadtoundersteer.
Safetynotes
WARNING
Thesystemdoesnotrelieveyouofyourperj sonalresponsibilitytoassessthetrafficsituaj
tioncorrectly.Duetosystemlimitations,itcanj
notrespondindependentlyandappropriatelyin
alltrafficconditions.Thereisadangerofaccij
dents.Adaptyourdrivingstyletothetraffic
conditions.Observethetrafficsituationandinj terveneactivelyifthesituationwarrantsit.
WARNING
Whendrivingwitharoofload,forexamplewith
aroofrack,thehighercentreofgravitycan
meanthatdrivingsafetyisnolongerguaranj
teedincriticaldrivingsituations.Thereisadanj
gerofaccidentsordamagetoproperty.Donot
deactivateDynamicStabilityControlDSCwhen drivingwitharoofload.
Overview
Buttoninthevehicle
DSCOFFbutton
Indicatorandwarninglamps Iftheindicatorlampisflashing:DSCis
regulatingtheaccelerationandbraking forces.
Iftheindicatorlampisilluminated:DSChas failed.
DeactivatingDSC:DSCOFF GeneralDrivingstabilityduringaccelerationandcornering
isrestrictedifDSCisdeactivated.
Toassistdrivingstability,re-activateDSCas
soonaspossible.
DeactivatingDSC Pressandholdthebuttonmbutfornolonj
gerthanapproximately10secondsmuntil
theDSCOFFindicatorlampintheinstrument clusterisilluminatedandDSCOFFisdisplayed.
DSCisswitchedoff.
ActivatingDSC Pressthebutton.
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DSCOFFandtheDSCOFFindicatorlampsareextinguished.
Indicatorandwarninglamps
DSCOFFisdisplayedintheinstrumentcluster
whenDSCisdeactivated.
Iftheindicatorlampisilluminated:DSCis
deactivated.
MDynamicMode Principle MDynamicModeallowsdrivingwithhigherlonjgitudinalandtransverseaccelerationondrycarj
riageways,butwithrestricteddrivestability.
Onlyintheabsolutelimitoftherangedoesthe
systemengageforstabilitypurposesbyreducing
theenginepowerandbybrakesappliedtothe
wheels.Inthisdrivingsituation,additionalsteerj
ingcorrectionsmayberequired.
Safetynote
WARNING
WithMDynamicModeactivatedstabilisingenj
gagementsareonlycarriedouttoareduced degree.Thereisadangerofaccidentsordamjagetoproperty.Adaptyourdrivingstyletothetrafficconditions.Observethetrafficsituationandinterveneactivelyifthesituationwarrantsit.Intheeventofawarning,donotmovethesteeringwheelwithunnecessaryforce.
Toassistdrivingstability,re-activateDSCassoonaspossible.
ActivatingMDM Pressthebuttonbriefly.
Intheinstrumentcluster,theindicator
lampsMDMandDSCOFFilluminate.
DeactivatingMDM
Pressthebutton.
TheindicatorlampsMDMandDSCOFF
nolongerilluminate.
ViaiDrive1.MyVehicle2.MDrive1orMDrive23.DSC4.MDM
TocallupthedesiredMDrivewiththeselectedsettings,pressthecorrespondingbuttononthe
steeringwheel:
'x'x
Amessageappearsintheinstrumentcluster.
Thismessageisoperatedbypressingthebutton
again.
DeactivatingMDM
Pressthecorrespondingbutton1orbutton2on
thesteeringwheelagain.
MDynamicModeandthesettingsselectedunj
derMDrivearedeactivated.
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IndicatorandwarninglampsSymbolDescriptionTheindicatorlampsilluminate:
MDynamicModeisactivated.DSCindicatorlampalsoflashes:
MDynamicModeisregulating
thedrivingandbrakingforces.Theindicatorlampsilluminate:
MDynamicModeorDSChas
failed.
ActiveMDifferential
Principle
TheactiveMDifferentialblockstherearaxis transmissionsteplessly,dependingonthedrive
situation.Insodoing,evenwiththeDSC
switchedoffandinMDynamicMode,spinning
ofasinglerearwheelisavoidedandtherefore
optimumtractionisprovidedunderalldriving
conditions.
Thedriverisresponsibleforadrivingstyleapj
propriatetothesituation.
AdaptiveMsuspension
Principle
Thesystemreducesunwantedvehiclemovej
mentswhenadynamicdrivingstyleisusedor whendrivingonunevenroads.
Dependingontheroadconditionandthedriving style,thisenhancesdrivingdynamicsanddrivingcomfort.
Programs
Possibilitiesforadjustingthetuningoftheshock
absorbers:'xComfort:comfort-oriented.'xSport:balanced.'xSportPlus:consistentlysporty.
Selectingachannel
ViaiDrive
1.MyVehicle2.MDrive1orMDrive23.Chassis4.Selectthedesiredchannel.
Settingisimmediatelyacceptedwithactive
MDrive.
ToactivatethedesiredMDrivewiththeselected settings,pressthecorrespondingbuttononthe
steeringwheel:
'x'x
Usingthebutton
Pressthebuttonuntilthedesiredproj
grammeisdisplayedintheinstrument
cluster.
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DisplayintheinstrumentclusterAdaptiveMsuspensionwithselected
programmeandactivateddisplayofdrivj ingdynamicssystemstates,see
page 129.
Drive-offassistant
Principle Thesystemprovidessupportwhendrivingoffonupwardgradients.Itisnotnecessarytousetheparkingbrakeforthis.
Drivingoffwithdrive-off
assistant
1.Holdthevehicleinplacebydepressingthe
footbrake.2.Releasethefootbrakeanddriveoffwithout delay.
Thevehicleisheldforapproximately2secondsafterthefootbrakehasbeenreleased.
Dependingonthevehicle'sloadorwhentowingatrailer,thevehiclemayrollbackwardsalittle.
Servotronic
Principle
Servotronicisaspeed-dependentpowersteerj
ingsystem.
Thesystemprovidesmoresteeringforceassisj tanceatlowerspeedsthanathigherspeeds.
Thismakesiteasiertopark,forexample,and providesamoredirectsteeringfeelwhendrivingathigherspeeds.
Inaddition,thesteeringforceisadaptedaccordj ingtothedriveprogramme,sothatadirect, sportyfeeloracomfortablesteeringresponseis
conveyed.
Programs
Adjustmentpossibilitiesofthesteeringforce:'xSportPlus:high.'xSport:medium.'xComfort:low.
Selectingachannel
ViaiDrive
1.MyVehicle2.MDrive1orMDrive23.Steering4.Selectthedesiredchannel.
Settingisimmediatelyacceptedwithactive
MDrive.
ToactivatethedesiredMDrivewiththeselected settings,pressthecorrespondingbuttononthe
steeringwheel:
'x'x
Usingthebutton
Pressthebuttonuntilthedesiredproj
grammeisdisplayedintheinstrument
cluster.
Displayintheinstrumentcluster Servotronicwithselectedprogramme
withactivateddisplayofthesystem
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statesofthedrivingdynamics,seepage129.Seite175DrivingStabilityControlSystemsCONTROLS175
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DrivingcomfortVehicleequipment
Thischapterdescribesallstandard,country-spejcificandspecialequipmentavailableforthemodelseries.Thereforeequipmentwhichisnot
installedinyourvehicle,forexampleonaccount
oftheoptionalequipmentselectedorthecounj
tryspecification,mayalsobedescribedhere.
Thisalsoappliestosafety-relevantfunctionsand
systems.Complywiththerelevantlawsandregj ulationswhenusingthecorrespondingfunctions
andsystems.
CruiseControl
Principle
Thissystemallowsadesiredspeedtobesetusj
ingthebuttonsonthesteeringwheel.Thedej
siredspeedisthenmaintainedbythesystem.
Todothis,thesystemautomaticallyaccelerates
andbrakesthevehicleasnecessary.
General
CharacteristicsofCruiseControlmaychangein certainareasdependingonvehiclesetting.
Safetynotes
WARNING
Thesystemdoesnotrelieveyouofyourperj
sonalresponsibilitytoassessthetrafficsituaj tioncorrectly.Duetosystemlimitations,itcanjnotrespondindependentlyandappropriatelyin
alltrafficconditions.Thereisadangerofaccij
dents.Adaptyourdrivingstyletothetraffic conditions.Observethetrafficsituationandinjterveneactivelyifthesituationwarrantsit.
WARNING
Usingthesysteminthefollowingsituations mayincreasetheriskofanaccident,forexamj ple:
'xOnstretchesofroadwithmanycorners
andbends.'xInheavytraffic.'xIftheroadisicy,ifthereisfogorsnow,if conditionsarewetoronalooseroadsurj
face.
Thereisadangerofaccidentsordamageto
property.Onlyusethesystemifitispossibleto driveataconstantspeed.
WARNING
Thedesiredspeedcanbeinadvertentlysetor calledupincorrectly.Thereisadangerofaccij
dents.Adjustthedesiredspeedtothetraffic
conditions.Observethetrafficsituationandinj terveneactivelyifthesituationwarrantsit.
Overview
Buttonsonthesteeringwheel
ButtonFunctionCruiseControlon/off,interrupt,see
page 177.Callingupthespeed,resuming
CruiseControl,seepage 178.Rockerswitch:
Tosetthespeed,seepage 177.Seite176CONTROLSDrivingcomfort176
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SwitchingtheCruiseControl
on/offandinterrupting
Switchingon Pressthebuttononthesteeringwheel.
Thespeedometermarkerissettothecurrent
speed.
CruiseControlcanbeused.
DynamicStabilityControlDSCisswitchedon,if
necessary.
Switchingoff Pressthebuttononthesteeringwheel.'xWhenactivated:presstwice.'xWheninterrupted:pressonce.
Thedisplaysturnoff.Thesaveddesiredspeedisdeleted.
Interruptingmanually Whenthesystemisactivated,pressthe
buttononthesteeringwheel.
Interruptingautomatically Thesysteminterruptsautomaticallyinthe
followingsituations:
'xIfthedriverbrakes.'xIftheclutchispressedforafewsecondsor
releasedwithnogearengaged.'xIftoohighagearhasbeenengagedforthe
speed.'xWhenMDynamicModeMDMisactivatedor DynamicStabilityControlDSCisdeactivated.'xIfDynamicStabilityControlDSCintervenes.Settingthespeed
Holdingorsettingthespeed
Whilethesystemisinterrupted,presstherocker
switchupordownonce.
Ifthesystemisswitchedon,thecurrentspeedis maintainedandsavedasthedesiredspeed.
Thesavedspeedisdisplayedinthespeedomej
terandintheinstrumentcluster,seepage 178.
DynamicStabilityControlDSCisswitchedon,if
necessary.
Changingthespeed
Presstherockerswitchrepeatedlyupwardsor
downwardsuntilthedesiredspeedisset.
Ifthesystemisactive,thedisplayedspeedis
storedandthevehiclereachesthestoredspeed
whentheroadisclear.
'xEachtimetherockerswitchispressedtothe resistancepoint,thedesiredspeedisinj
creasedordecreasedbyapproximately
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isincreasedordecreasedtothenextmultiple
of10km/h/5mphonthedisplayinthe
speedometer.
Themaximumspeedwhichcanbesetdej
pendsonthevehicle.'xPressingtherockerswitchtotheresistance
pointandholdingitthereacceleratesordej celeratesthevehiclewithoutpressingtheacj
celeratorpedal.
Thespeedismaintainedafterreleasingthe rockerswitch.Pressingbeyondtheresistj
ancepointacceleratesthevehiclemorerapj
idly.
ResumingCruiseControl
GeneralIfCruiseControlisinterrupted,itcanberesumedbycallingupthesavedspeed.
Beforecallingupthesavedspeed,makesure thatthedifferencebetweenthecurrentspeed
andthesavedspeedisnotexcessivelylarge.
Otherwise,theremaybeinadvertentbrakingor
acceleration.
Thesavedspeedvalueisdeletedandcanno
longerbecalledupinthefollowinginstances:
'xWhenthesystemisswitchedoff.'xWhentheignitionisswitchedoff.
Resumingasavedspeed
Pressthebuttononthesteeringwheel.
Thesavedspeedisresumedandmaintained.
Displaysintheinstrument
cluster
Indicatorlamp Dependingontheequipmenttheindicaj
torlampintheinstrumentclustershows
whetherthesystemisswitchedon.
Desiredspeedandsavedspeed'xMarkilluminatesgreen:sysj
temisactive,themarkshows
thedesiredspeed.'xMarkilluminatesorange:sysj
temisinterrupted,themark
showsthesavedspeed.'xMarkdoesnotilluminate:thesystemis
switchedoff.
Statusdisplay
Selecteddesiredspeed.
Ifnospeedisdisplayed,theconditionsrequired foroperationmaynotbefulfilledatthepresent
time.
DisplaysintheHead-UpDisplay SomeinformationfromthesystemcanalsobeshownintheHead-UpDisplay.
Systemlimits
Enginepower
Thedesiredspeedwillalsobemaintainedon downwardgradients,butmaynotbereachedon
upwardgradientsifenginepowerisinsufficient.
ParkDistanceControlPDC
Principle
PDCprovidesassistancewhenparkingthevehij
cle.Thesystemdetectsobjectsbehindthevehij
cle.IfthevehicleisequippedwithfrontPDC,obj jectsinfrontofthevehiclearedetectedtoo.ObjectsbeingapproachedslowlyareindicatedbyacousticsignalsandadisplayontheControl
Display.
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General
Theultrasonicsensorsformeasuringthedistanj cesarelocatedinthebumpers.
Theirrangeisapproximately2m,6ftdepending
ontheobstacleandenvironment.
Anacousticwarningisonlyissuedinthe followingsituations:'xAtthefrontsensorsandatthetwocorner
sensorsattherearatadistanceofapproxij
mately60cm,24infromtheobject.'xAtthemiddlesensorsattherearatadisj
tanceofapprox.1.50m,5ftfromtheobject.'xIfthereisacollisionrisk.
Safetynotes
WARNING
Thesystemdoesnotrelieveyouofyourperj sonalresponsibilitytoassessthetrafficsituaj
tioncorrectly.Duetosystemlimitations,itcanj
notrespondindependentlyandappropriatelyin
alltrafficconditions.Thereisadangerofaccij
dents.Adaptyourdrivingstyletothetraffic
conditions.Observethetrafficsituationandinj terveneactivelyifthesituationwarrantsit.
WARNING
Ifthevehicleistravellingathighspeedwhen
ParkDistanceControlPDCisactivated,there
maybeadelayedwarningbecauseofphysical
conditions.Thereisadangerofinjuryordamj
agetoproperty.Avoidapproachinganobjectat
speed.AvoidmovingoffatspeedwhilePark
DistanceControlPDCisnotyetactive.
Overview
WithfrontPDC:buttoninvehicle
ParkAssistantbutton
Ultrasonicsensors UltrasonicsensorsofthePDC,
forexampleinthebumpers.
Operatingrequirements
Toensurefullfunctionalcapability:
'xDonotcoversensors,forexamplebystickj
ers,bicyclerack.'xKeepthesensorscleanandunobstructed.
Switchingon/off
Switchingonautomatically Whiletheengineisrunning,engageselectorleverpositionR.
Automaticswitchingoffwhen
movingforwards
Thesystemswitchesoffwhenacertaindistance
orspeedisexceeded.
Switchthesystembackonifnecessary.
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WithfrontPDC:switchingon/off
manually
PresstheParkAssistantbutton.'xOn:theLEDisilluminated.'xOff:theLEDisextinguished.
Warning
Acousticsignals
Anintermittentsoundindicatesthatthevehicle
isapproachinganobject.Forinstance,ifanobj
jectisidentifiedtotherearleftofthevehicle,the
acousticsignalisemittedfromtherearleftloudj
speaker.
Theshorterthedistancetoanobject,theshorter
theintervalsbecome.
Ifthedistancetoadetectedobjectislessthan
approximately25cm,10in,acontinuoustone
sounds.
WithfrontPDC:iftherearesimultaneouslyobj
jectsinfrontofandbehindthevehicle,analterj
natingcontinuoustonesounds.
Volumecontrol
Itispossibletosettheratiobetweenthevolume
ofthePDCacousticsignalandthevolumeofthe entertainmentsourceplayback.
ViaiDrive:
1.MyVehicle2.iDrivesettings3.Sound4.Volumesettings5.PDC6.Setthedesiredvalue.
Thesettingissavedforthecurrentlyuseddriver profile.
Visualwarning
TheapproachofthevehicletoanobjectisshownontheControlDisplay.Objectsthatare
furtherawayarealreadydisplayedbeforean
acousticsignalisgiven.
AdisplayissuperimposedassoonasPDCisacj
tivated.
Therecordingrangeofthesensorsisshownin
green,yellowandred.
Iftherearviewcameraimageisdisplayed,itis possibletochangeovertoPDC:
1.Ifnecessary,tilttheControllertotheleft.2.Rearviewcamera
Systemlimits
Safetynote
WARNING
Thesystemmaynotrespondatall,ormayrej
spondtoolate,incorrectly,orwithoutjustificaj tionduetolimitsofthesystem.Thereisadanj
gerofaccidentsordamagetoproperty. Observetheinformationonthesystemlimits
andinterveneactivelyifnecessary.
Limitsoftheultrasound
measurement
Certainconditionsandobjectsmaypushultrajsoundmeasurementtoitslimits,includingthe following:
'xSmallchildrenandanimals.Seite180CONTROLSDrivingcomfort180
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