BMW M3 2021 Owners Manual

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WARNING
Incorrectuseofthecoathookscanpresenta
danger,forexampleifobjectsarethrown
aroundasaresultofbrakingorevasiveaction. Thereisariskofinjuryandmaterialdamage.
Onlyhanglightweightobjects,forexample
itemsofclothing,onthecoathooks.
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LuggagecompartmentVehicleequipment
Thischapterdescribesallstandard,country-spejcificandoptionalequipmentavailableforthe
modelseries.Itmaythereforedescribeequipj
mentandfunctionswhicharenotinstalledin yourvehicle,forexampleonaccountofthespejcialequipmentselectedorthecountryspecificaj
tion.Thisalsoappliestosafety-relevantfuncj
tionsandsystems.Pleasecomplywiththe
relevantlawsandregulationswhenusingthe
correspondingfunctionsandsystems.
Loads
Safetynotes
WARNING
Ahighgrossvehicleweightcanmakethetyres overheat,causinginternaldamageandasudjdenlossoftyreinflationpressure.Handling
characteristicsmaybeadverselyaffected,for
examplereduceddirectionalstability,longer
stoppingdistanceandalteredsteeringcharacj teristics.Thereisariskofaccident.Pleasecomplywiththepermittedloadindexofthetyre,anddonotexceedthepermittedgrossvej
hicleweight.
WARNING
Ifthepermittedtotalweightandthepermitted
axleloadsareexceeded,theoperationalsafety ofthevehicleisnolongerguaranteed.Thereisariskofaccident.Donotexceedthepermittedtotalweightandpermittedaxleloads.
WARNING
Looseobjectsordevicesconnectedbyacable
tothevehicle,forexamplemobiletelephones,
maybethrownaroundtheinteriorduringthe
journey,forexampleintheeventofanaccident
orwhenbrakingorcarryingoutanevasivemaj noeuvre.Thereisariskofinjury.Ensurethatlooseobjectsordevicesconnectedbycableto
thevehiclearesecuredinplaceintheinterior.
WARNING
Incorrectlystowedobjectsmaysliporbe thrownintotheinterior,forexampleinthe
eventofanaccidentorwhenbrakingorcarryj
ingoutanevasivemanoeuvre.Vehicleoccuj
pantscouldbestruckandinjured.Thereisa
riskofinjury.Stowandsecureobjectsandthe
loadcorrectly.
NOTE
Liquidsintheluggagecompartmentmaycause
damage.Thereisariskofmaterialdamage. Ensurethatnoliquidsleakoutintotheluggage
compartment.
Stowingandsecuringloadsin
thevehicle
'xWrapprotectivematerialaroundanysharp
cornersandedgesontheload.'xHeavyloads:stowasfarforwardandaslow
downaspossible,ideallydirectlybehindthe rearbackrests.'xVeryheavyloads:stowasfarforwardasposj
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thebackseat,insertbothouterseatbeltsintotherespectiveoppositebuckles.'xFullyfolddowntherearbackrestsifalargeloadistobestowed.'xDonotstackloaditemsabovetheupperedgeofthebackrests.'xSmallandlightweightloads:securewithtenj
sioningstrapsor,dependingontheequipj ment,aluggagecompartmentnetorother
suitablestraps.'xLargeandheavyloads:securewithlashing straps.
Lashingeyesinthe
luggagecompartment
General
Load-securingequipment,forexamplelashing
straps,tensioningstrapsorluggagenets,must
besecuredtothelashingeyesintheboot.
Lashingeyes
Fourlashingeyesarelocatedintheluggage compartmentforsecuringloads.
Bagholders
General
Intheluggagecompartmentthereisabag
holderontheleft-handside.
Safetynote
WARNING
Incorrectuseofthebagholderscanpresenta danger,forexampleifobjectsareflungaround
intheeventofbrakingandevasivemanoeuj
vres.Thereisariskofinjuryandmaterialdamj
age.Onlyhanglightobjects,forexampleshopj pingbags,onthebagholders.Onlytransport
heavyluggageintheluggagecompartmentif
suitablysecured.
Net
Smallerobjectscanbestowedinthenetonthe
left-handorright-handside.Movethenetdown totransportlargerobjects.
Sidestoragecompartment,right
Thereisastoragecompartmentontherightsideoftheluggagecompartment.
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Sidestoragecompartment,left
Thereisastoragecompartmentontheleftside
oftheluggagecompartment.
Through-loadingsystem
Principle
Thebootcanbeexpandedbyfoldingdownthe
rearseatbackrests.
General Therearbackrestissplit40m20m40.Therear
seatbackrestsoneachsideandthemiddlepart
canbefoldeddownindividually.
Therearseatbackrestscanbefoldeddownfrom theluggagecompartment.Therearbackrests
canbefoldeddownindividuallyfromtherear.
Safetynotes
WARNING
Riskofentrapmentwhenfoldingdowntherear backrest.Thereisariskofinjuryormaterial
damage.Beforefoldingdown,makesurethat
theareaofmovementoftherearbackrestand
theheadrestraintiskeptclear.
WARNING
Ifarearseatbackrestisnotlocked,unsecured
cargomaybeflungintotheinterior,forexample
intheeventofanaccidentorduringbrakingor
evasivemanoeuvres.Thereisariskofinjury.
Makesurethattherearseatbackrestislocked
afterithasbeenfoldedback.
WARNING
Iftheseatisnotadjustedproperlyorthechild seathasbeeninstalledincorrectly,thechildrej straintsystemmayhavelimitedstabilityormaynotbestableatall.Thereisariskofinjuryorevendeath.Makesurethatthechildrestraint
systemrestsfirmlyagainstthebackrest.Wherj everpossible,adaptthebackrestangleofall
therelevantseatbackrestsandadjusttheseats
correctly.Makesurethattheseatsandtheir
backrestsarecorrectlyengagedorlocked.If possible,adjusttheheightoftheheadrej
straints,orremovethem.
NOTE
Vehiclepartscanbedamagedwhenfolding downtherearbackrest.Thereisariskofmatej
rialdamage.Whenfoldingdown,makesure
thattheareaofmovementoftherearbackrest includingheadrestraintiskeptclear.
Foldingrearbackrestdownfrom
theboot
1.Unlockthebeltlockofthecentreseatbeltin
therearpassengercompartmentwiththe seatbelttongueofanotherseatbelt.2.Inserttheseatbelttongueattheendoftheseatbeltintothedesignatedmountingonthe
storageshelf.3.Pushtherespectiveheadrestraintasfar
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4.Pullthecorrespondingleverintheluggage
compartmenttounlocktherearseatbackj
rest.Theunlockedrearseatbackrestmoves
slightlytothefront.5.Foldtherearbackrestforward.
Foldingbacktherearbackrest
Foldtherearbackrestbackintoseatpositionand
engage.
Foldingdownthemiddlepart
1.Folddownthemiddleheadrestraint.2.Pulltheleverandfoldthemiddlepartforjwards.Seite325LuggagecompartmentCONTROLS325
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BMWM3technologyVehicleequipment
Thischapterdescribesallstandard,country-spejcificandoptionalequipmentavailableforthe
modelseries.Itmaythereforedescribeequipj
mentandfunctionswhicharenotinstalledin yourvehicle,forexampleonaccountofthespejcialequipmentselectedorthecountryspecificaj
tion.Thisalsoappliestosafety-relevantfuncj
tionsandsystems.Pleasecomplywiththe
relevantlawsandregulationswhenusingthe
correspondingfunctionsandsystems.
Highperformanceengine
General Thehigh-performanceenginegeneratesamaxijmumoutputof353kW,intheCompetition
model375kWandamaximumtorqueof
550Nm,intheCompetitionmodel650Nmfrom
adisplacementof3litres.Withitsspontaneous
responsiveness,averybroadusableengine
speedrangeisproduced.Themaximumengine
speediselectronicallyregulatedat7200rpm.
Duetothepowerfulenginedynamics,themaxij
mumenginespeedislimitedwhenthevehicleis
stationary.
Drivinghot
Duringtheenginewarm-upphase,thehighperj formanceenginerunsslightlymoreroughlydue
totheemissioncontrol.
Dependingonthesystem,thecoldstartiscarj riedoutwithanincreasedidlespeed,whichmakestheexhaustsystemlouder.
Forfurtherinformation:
Revolutioncounter,seepage 175.
Engineoiltemperature,seepage 175.
Mcompoundbrakes
General
Thehighperformancebrakesystemhasventilaj
tedcompoundbrakediscs.
Thespecificdesigncancausetemporaryfuncj
tionalnoisestooccurafteralongperiodoflow loading.
Thefunctionalnoiseshavenoeffectontheeffij ciency,operationalsafetyorenduranceofthe brake.
Brakingcorrectly Toavoidfunctionalnoises,itisdesirabletoload
thematregularintervalswithsomeshaperbrakj
ingoperations.Makesurethatthetrafficsituaj
tionpermitsthebrakingoperations.
Ifthebrakediscsarewet,thebrakesystemcan bebrakeddrytostopanynoise.
MCarbonceramicbrakes
General Thehighperformancebrakesystemhasventilaj
tedcarbon-ceramicbrakediscs.
Thematerial-specificpropertiescancauseinj
creasedfunctionalnoiseswhenbraking,forexj
ampleduringalongperiodoflowloadingor
shortlybeforethevehiclecomestoastandstillin
wetconditions.
Thefunctionalnoiseshavenoeffectontheeffij ciency,operationalsafetyandenduranceofthe brake.
Duetotheeffectofwetnessandsaltspray,for
example,afterusingacarwash,condensation overnight,drivinginrainetc.,thebrakingeffectmaycorrespondtoaconventionalbrakingsysj
tem.Thisreducedbrakingeffectcanbecomj
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pensatedforbygreaterpedalpressure,asneej
ded.
BrakingandwashingcorrectlyToavoidfunctionalnoises,itisdesirabletoload
thematregularintervalswithsomeshaperbrakj
ingoperations.Makesurethatthetrafficsituaj
tionpermitsthebrakingoperations.
Ifthebrakediscsarewet,thebrakesystemcan bebrakeddrytostopanynoise.
Firstcleanbrakediscsandcalliperswithasteam
cleanerorhigh-pressurecleanerbeforewashing
thevehicleinanautomaticwashingbayorcar
wash.Thispreventssaltcrystals,forexample,
fromcausingcrustydepositsorbuild-uptoform
ifthevehiclethenremainsstationaryforaperiod
oftime.Thecleaningeffectofautomaticcar
washesgenerallynotsufficientforthisinthe
wheelarea.
Drivetrain
Inthisvehicle,particularattentionispaidtothe
directconnectionfromtheenginetothedrivej train.Duetothetorsionallystiffdesignofthedrivetrain,asusualinasportscar,thetransmisj
sionofthetorqueiscanalsobeheard.
Whenthereareloadchanges,itcanthereforecauseclatteringnoises.Theclickingnoisesdo
notaffectthefunctionorlifetimeofthecompoj nents.
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DrivingprecautionsVehicleequipment
Thischapterdescribesallstandard,country-spejcificandoptionalequipmentavailableforthe
modelseries.Itmaythereforedescribeequipj
mentandfunctionswhicharenotinstalledin yourvehicle,forexampleonaccountofthespejcialequipmentselectedorthecountryspecificaj
tion.Thisalsoappliestosafety-relevantfuncj
tionsandsystems.Pleasecomplywiththe
relevantlawsandregulationswhenusingthe
correspondingfunctionsandsystems.
Runningin
General Movingpartsneedtoadjusttoeachother.
Thefollowingnoteswillhelptomaximisethevej hicle'slifetimeandefficiency.
DonotuseLaunchControlwhenrunningin.
Safetynote
WARNING
Newpartsandcomponentscancausesafety andDriverAssistanceSystemstorespondwithadelay.Thereisariskofaccident.Afternewpartshavebeeninstalledorifthevehicleisnew,drivemoderatelyandtakeactionpromptly
ifnecessary.Pleasecomplywithrunning-in
proceduresforthecorrespondingpartsand
components.
Engine,gearboxanddifferential
Upto2000km,1200miles
Drivewithalternatingrevolutionsandspeeds,but donotexceed5500rpmand170km/h,106mph.
Generallyavoidkick-downanddrivingunderfull load.
At2000km,1200milesHavemaintenanceconductadrive-inservice.
From2000km,1200milesto
5000km,3100miles
Revolutionsandvehiclespeedcangraduallybe
increasedtoacontinuousspeedof220km/h,
137mph.
Themaximumspeedof250km/h,155mphis
onlytobeusedbriefly,forexamplewhenoverj
taking.
Tyres Duetothemanufacturingprocess,newtyresdo
notachievetheirfullroadgripimmediately.
Drivemoderatelyforthefirst300km,200miles.
Brakesystem
MCompoundbrake:
BrakediscsandpadsoftheMCompoundbrake onlyachievetheirfulleffectivenessafterapj
prox.500km,300miles.Drivemoderatelyduring thisrunning-inperiod.
MCarbonceramicbrake:
BrakediscsandpadsoftheMCarbonceramic brakeonlyachievetheirfulleffectivenessafterapprox.1000km,600miles.Drivemoderately
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ClutchTheclutchonlybeginstofunctionoptimallyat
approximately500km,300miles.Engagethe clutchgentlyduringthisrunning-inperiod.
Afterfittingnewparts
Pleasecomplywiththerunning-inprocedures
againifthecomponentspreviouslyreferredto
arerenewed.
Generaldrivinginformation
Closingthebootlid
Safetynote
WARNING
Whenopen,thebootlidprotrudesabovethe vehicle,andintheeventofanaccident,brakingorevasiveaction,itcanendangervehicleoccuj
pantsandotherroadusers,ordamagethevej hicle.Thereisalsoariskofexhaustfumesenj
teringtheinteriorofthevehicle.Thereisarisk
ofinjuryormaterialdamage.Donotdrivewith
thebootlidopen.
Drivingwiththebootlidopen
Ifthereisnoalternativetodrivingwiththetailj
gateopen:
'xCloseallthewindowsandtheglasssunroof.'xAdjusttheblowertoahighsetting.'xMaintainamoderatespeed.
Hotexhaustsystem
WARNING
Hightemperaturesmayoccurunderthevehicle
bodyduringdriving,forexamplebecauseofthe
exhaustsystem.Contactwiththeexhaustsysj
temcanleadtoburns.Thereisariskofinjury.
Donottouchthehotexhaustsystem,including
theexhaustpipe.
WARNING
Ifflammablematerials,forexampleleavesor grass,comeintocontactwithhotpartsofthe
exhaustsystem,thesematerialscancatchfire. Thereisariskoffireandinjury.Neverremove
theheatshieldsfittedhereorapplyunderseal
tothem.Makesurethatwhendriving,idlingor parking,noflammablematerialscancomeinto
contactwithhotvehicleparts.
Exhaustgasparticlefilter
Principle Theexhaustgasparticlefiltercollectssootpartij
cles.Thesootparticlesareburnedathightemj
peraturestocleantheexhaustgasparticlefilter
asnecessary.
General Thecleaningprocesstakesafewminutes,durjingwhichthefollowingmayoccur:
'xTheenginemaytemporarilyrunalittle
roughly.'xAslightlyhigherenginespeedmayberej
quiredtoachievetheusualpoweroutput.'xTheremaybeasmallamountofsmokefrom theexhaust,evenafterstoppingtheengine.'xNoise,forexamplecausedbytheradiatorfan
running,maybeheard,evensomeminutes afterstoppingtheengine.
Itisnormalfortheradiatorfantokeeprunning
forseveralminutes,evenaftershorttrips.
Cleaningtheexhaustgasparticle
filterwhiledriving
Variousdriverprofilesensurethattheexhaust
gasparticlefilterisself-cleaning.If,inadditionto theself-cleaningfunction,theexhaustgaspartij
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clefilterneedstobeactivelycleanedwhiledrivjing,aCheckControlmessageisdisplayed.
Proceedasfollowsthenexttimeyoudriveoutj sideofbuilt-upareasforaround30minutes.'xDeactivatecruiseControlsystems.'xTakeyourfootofftheacceleratorrepeatedlyandallowthevehicletorollinoverrunmode.
Forfurtherinformation:
Makeuseofoverrunmode,seepage 335.'xIfpossible,driveatalternatingspeeds.
Radiosignals
WARNING
Certainvehiclefunctionsmaybeaffectedbyinj
terferencefromhigh-frequencyradiosignals.
Suchsignalsareoutputfromaseriesoftransj
missionsystems,forexamplefromairtraffic
beaconsorrelaystationsformobiletelecomj
munications.
WerecommendyouconsultyourServiceCenj treshouldyouexperienceanydifficulties.
Mobilecommunicationinthe
vehicle
WARNING
Thereisapossibilityofreciprocalinterference
betweenthevehicleelectronicsandmobile radiodevices.Radiationisgeneratedwhenmoj
bileradiodevicesaretransmitting.Thereisa
riskofinjuryormaterialdamage.Ifpossible, onlyusemobileradiodevices,forexamplemoj
biletelephones,intheinterioriftheyareconj
necteddirectlytoanexternalaerialinorderto eliminatereciprocalinterferenceandtodiverttheradiationawayfromthevehicle'sinterior.
Aquaplaning
Onwetorslushyroads,awedgeofwatercan formbetweenthetyresandtheroad.
Thissituation,knownasaquaplaning,meansthat
thetyrecanactuallylosecontactcompletelywith
theroadsurfaceandthevehiclecanneitherbe
steered,northebrakesproperlyapplied.
Drivingthroughwater GeneralPleasecomplywiththefollowingwhendrivingthroughwater:'xDeactivatetheAutomaticStart/Stopfunction.'xOnlydrivethroughstillwater.'xOnlydrivethroughwateruptoamax.depth
of25cm,9.8in.'xDrivethroughwateratawalkingspeedofno
morethan5km/h,3mph.
Safetynote
NOTE
Drivingthroughexcessivelydeepwatertoofast
canresultinwaterenteringtheenginecomj partment,electricalsystemortransmission.
Thereisariskofmaterialdamage.Whendrivj
ingthroughwater,donotexceedthemaximum waterdepthandspeedspecifiedabove.
Safebraking
GeneralThevehicleisequippedwithanAnti-lockBrake
SystemABSasstandard.
Performfullbrakinginsituationsthatrequireit.
Thevehicleremainssteerable.Anyobstacles
canbeavoidedbysteeringassmoothlyaspossij
ble.
ApulsingofthebrakepedalshowsthattheAnti- lockBrakeSystemABSisregulating.
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