BMW 8 SERIES CONVERTIBLE 2021 Owners Manual

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Safetynote
WARNING
Adamagedstandardtyrewithtoolittleorno
tyreinflationpressureimpairsdrivingcharacterj istics,forexamplesteeringandbraking.Tyreswithrun-flatpropertiesallowalimitedlevelofstabilitytobemaintained.Thereisariskofacj
cident.Donotcontinuedrivingifthevehicleis fittedwithstandardtyres.Complywiththe
notesonrun-flattyresandcontinuingtodrive
withthesetyres.
Ifatyreinflationpressurecheckis
required
Message
AsymbolwithaCheckControlmessageis shownontheControlDisplay.
Symj
bolPossiblecauseThetyrewasnotinflatedproperly,for exampleinsufficientairwasadded.
Thesystemhasdetectedawheel
change,butnoresethasbeenperj
formed.
Thetyreinflationpressurehasdropj
pedcomparedtothelastreset.
Noresethasbeenperformedonthe
system.Thesystemisusingthetyre
inflationpressuressavedduringthe
lastresetforthewarning.
Action
1.Checkthetyreinflationpressureandadjust asnecessary.2.Performaresetofthesystem.Ifthetyreinflationpressureistoo
low
Message Ayellowwarninglampisilluminatedintheinstrumentcluster.
Inaddition,asymbolwithaCheckControlmesj
sageisshownontheControlDisplay.SymbolPossiblecauseTherehasbeenalossoftyreinflaj
tionpressure.
Noresethasbeenperformedonthe
system.Thesystemisusingthetyre
inflationpressuressavedduringthe
lastresetforthewarning.
Action
1.Reducespeed.Donotexceedaspeedof
130km/h,80mph.2.Atthenextopportunity,forexampleatafilling
station,checkthetyreinflationpressureinall
fourtyresandcorrectifnecessary.3.Performaresetofthesystem.
Ifthereisasignificantlossoftyre
inflationpressure
Message Ayellowwarninglampisilluminatedintheinstrumentcluster.
Inaddition,asymbolwiththeaffectedtyreis
showninaCheckControlmessageontheConj
trolDisplay.
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SymbolPossiblecauseThereisaflattyreorsubstantialloss
oftyreinflationpressure.
Noresethasbeenperformedonthe
system.Thesystemisusingthetyre
inflationpressuressavedduringthe
lastresetforthewarning.
Action
1.Reduceyourspeedandcarefullystopthevej
hicle.Avoidheavybrakingandsuddensteerj
ingmanoeuvres.2.Checkwhetherthevehicleisequippedwith
standardtyresorrun-flattyres.
Thesymbolidentifyingrun-flattyresisacirj
clewiththelettersRSConthetyresidewall.
Run-flattyres,seepage 341.3.Followthedescriptionofwhattodowhenthe
vehiclegetsaflattyre.
Whattodointheeventofaflattyre,see
page 352.
Whattodointheeventofaflat
tyre
Standardtyres
1.Identifythedamagedtyre.
Checkthetyreinflationpressureinallfour tyres,forexampleusingthetyrepressureinj
dicatorofaflattyrekit.
Inthecaseoftyreswithspecialapproval:ifall
fourtyresareinflatedtothecorrecttyreinflaj tionpressures,theTyrePressureMonitor
mightnothavebeenreset.Performareset.
Ifnotyredamagecanbefound,contacta
ServicePartnerofthemanufactureroranj
otherqualifiedServicePartneroraspecialist
workshop.2.Repairtheflattyre,forexampleusingaflat tyrekitorbychangingthewheel.Theuseofsealant,forexampleaflattyrekit,can
damagethewheelelectronics.Havetheelecj tronicsreplacedatthenextopportunity.
Run-flattyres Safetynote
WARNING
Arun-flattyrewithtoolittleornotyreinflation pressurewillchangethevehicle'shandling characteristics,forexampletheremayberejduceddirectionalstabilitywhenbraking,longerstoppingdistancesanddifferentself-steeringcharacteristics.Thereisariskofaccident.Drivewithcareanddonotexceedaspeedof
80km/h,50mph.
Maximumspeed
Ifatyreisdamagedyoucancontinueyourjourj ney,butdonotexceedamaximumspeedof80km/h,50mph.
Continuingajourneywithaflattyre
Notethefollowingifyoucontinueajourneywith
aflattyre:
1.Avoidheavybrakingandsuddensteering
manoeuvres.2.Donotexceedaspeedof80km/h,50mph.3.Assoonasthereisanopportunity,checkthe tyreinflationpressureinallfourtyres.
Possibledrivingdistancewithadeflatedtyre
Thepossibledrivingdistancevariesdepending
ontheloadandstressesthevehicleissubjected to,forexamplespeed,thenatureoftheroadsurj
face,outsidetemperature.Thedrivingdistance maybeshorterbutcanalsobeincreasedby
adoptingamorecarefuldrivingstyle.
Ifthevehicleismoderatelyloadedandsubjected
tolowstress,itispossibletotravelupto80km,
50miles.
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Drivingpropertieswithdamagedtyres
Onajourneywithdamagedtyres,handlingcharj
acteristicschangeandleadtothefollowingsitj
uations,forexample:'xThevehiclelosingtractionmorequickly.'xLongerstoppingdistances.'xDifferentself-steeringcharacteristics.
Adaptyourdrivingstyle.Avoidabruptsteeringor drivingoverobstacles,forexamplekerbsorpotj
holes.
Finaltyrefailure
Vibrationorloudnoisesduringthejourneymay
beanindicationthatthetyrehasfinallyfailed.
Reduceyourspeedandstopthevehicle.Partsof
thetyremaydetach,whichmightleadtoanaccij
dent.
Donotcontinuedriving,butinsteadcontacta ServicePartnerofthemanufactureroranother
qualifiedServicePartneroraspecialistworkj
shop.
Systemlimits
Temperature
Thetyreinflationpressuredependsonthetemj
peratureofthetyre.
Thepressureincreasesasthetemperatureof thetyreincreases,forexamplewhiledrivingor
whenexposedtosunlight.
Thepressuredecreaseswhenthetyretemperaj
turedrops.
Duetothesystem'sinherentwarningthresholds,
therefore,thisbehaviourmaycauseawarningto
betriggeredwhensignificanttemperaturedrops
occur.
Afteratemperature-relatedwarning,thespecij
fiedpressuresaredisplayedagainontheControl Displayafterdrivingashortdistance.
Suddenlossoftyreinflation
pressure
Nowarningcanbegivenintheeventofextreme, suddentyrefailurecausedbyexternalfactors.
Resetnotcarriedout
Tyreswithspecialapproval:thesystemwillnot
functioncorrectlyifaresethasnotbeencarried
out,forexample,aflattyremaybereportedeven thoughthetyrepressureiscorrect.
Malfunction
Message Theyellowwarninglampflashesand
thenilluminatescontinuously.ACheck
Controlmessageisshown.Tyrepresj
surelossesmaynotbedetected.
Action'xAwheelwithoutwheelelectronicsismounj
ted:havethewheelscheckedifnecessary.'xFaultduetosystemsordeviceswiththe
sameradiofrequency:thesystemisautoj
maticallyreactivateduponleavingthefieldof interference.'xInthecaseoftyreswithspecialapproval:the
systemwasunabletocompletethereset.
Performasystemresetagain.
Malfunction:havethesystemchecked.
RunflatindicatorRPA
Principle
Thesystemidentifiesalossoftyreinflationpresj
surebycomparingtherotationalspeedsofthe
individualwheelsduringthejourney.
Ifatyrelosesinflationpressure,itsdiameter
changes.Thisinturnalterstherotationalspeed ofthecorrespondingwheel.Thediscrepancywillbedetectedandreportedasaflattyre.
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Thesystemdoesnotmeasurethetyreinflation
pressureassuch.
Operatingrequirements Thefollowingrequirementsmustbemetforthe
system,otherwisereliablesignallingofalossof
tyreinflationpressureisnotensured:'xAftereverytyreorwheelchange,aninitialisaj
tionmustbecarriedoutoncethetyreinflaj
tionpressuresarecorrect.'xAninitialisationmustbecarriedoutafterthe
tyreinflationpressurehasbeenadjustedtoa
newvalue.
Statusdisplay
Itispossibletodisplaythecurrentstatusofthe
runflatindicatorRPA,forexampletocheck whethertheRPAisactive.
1.CAR2.Vehiclestatus3.FlatTyreMonitor
Thestatusisdisplayed.
Initialisationrequired
Aninitialisationmustbeperformedinthe
followingsituations:
'xAfteradjustingthetyreinflationpressure.'xAfteratyreorwheelchange.
Initialising
Initialisationsavesthesettyreinflationpressures
asreferencevaluesforsubsequentdetectionof
aflattyre.Initialisationisstartedbyconfirming
thecorrecttyreinflationpressures.
Whendrivingwithsnowchainsfitted,donotinitij
alisethesystem.
1.CAR2.Vehiclestatus3.FlatTyreMonitor4.Switchondrive-readystatebutdonotdrive
off.5.Starttheinitialisation:Performreset6.Driveoff.
Initialisationiscompletedduringthejourney;this processcanbeinterruptedatanytime.
Initialisingresumesautomaticallywhenyouconj tinueyourjourney.
Messages GeneralDynamicStabilityControlDSCisactivatedif
necessaryassoonasthemessageforaflattyre
appears.
Safetynote
WARNING
Adamagedstandardtyrewithtoolittleorno
tyreinflationpressureimpairsdrivingcharacterj
istics,forexamplesteeringandbraking.Tyres withrun-flatpropertiesallowalimitedlevelof
stabilitytobemaintained.Thereisariskofacj
cident.Donotcontinuedrivingifthevehicleis
fittedwithstandardtyres.Complywiththe
notesonrun-flattyresandcontinuingtodrive
withthesetyres.
Flattyremessage
Ayellowwarninglampisilluminatedin
theinstrumentcluster.
Inaddition,asymbolwithaCheckControlmesj
sageisshownontheControlDisplay.
SymbolPossiblecauseThereisaflattyreorsubstantialloss
oftyreinflationpressure.Seite354MOBILITYWheelsandtyres354
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Action1.Reduceyourspeedandcarefullystopthevej
hicle.Avoidheavybrakingandsuddensteerj
ingmanoeuvres.2.Checkwhetherthevehicleisequippedwith
standardtyresorrun-flattyres.
Thesymbolidentifyingrun-flattyresisacirj
clewiththelettersRSConthetyresidewall.
Run-flattyres,seepage 341.
Whattodointheeventofaflat
tyre
Standardtyres
1.Identifythedamagedtyre.
Todothis,checkthetyreinflationpressurein allfourtyres,forexampleusingthetyrepresjsureindicatorofaflattyrekit.
Ifallfourtyresareinflatedtothecorrecttyre
inflationpressures,therunflatindicatorRPA
mightnothavebeeninitialised.Inthiscase
initialisethesystem.
Ifitisnotpossibletoidentifytyredamage,
contactaServicePartnerofthemanufacturer
oranotherqualifiedServicePartneroraspej
cialistworkshop.2.Repairtheflattyre,forexampleusingaflat tyrekitorbychangingthewheel.
Run-flattyres
Safetynote
WARNING
Arun-flattyrewithtoolittleornotyreinflation
pressurewillchangethevehicle'shandling characteristics,forexampletheremayberej
duceddirectionalstabilitywhenbraking,longer stoppingdistancesanddifferentself-steeringcharacteristics.Thereisariskofaccident.Drivewithcareanddonotexceedaspeedof
80km/h,50mph.
Maximumspeed
Ifatyreisdamagedyoucancontinueyourjourj ney,butdonotexceedamaximumspeedof
80km/h,50mph.
Continuingajourneywithaflattyre
Notethefollowingifyoucontinueajourneywith
aflattyre:1.Avoidheavybrakingandsuddensteering
manoeuvres.2.Donotexceedaspeedof80km/h,50mph.3.Assoonasthereisanopportunity,checkthe tyreinflationpressureinallfourtyres.
Ifallfourtyresareinflatedtothecorrecttyre inflationpressures,therunflatindicatormight
nothavebeeninitialised.Inthiscaseinitialise
thesystem.
Possibledrivingdistancewithadeflated tyre
Thepossibledrivingdistancevariesdepending
ontheloadandstressesthevehicleissubjected to,forexamplespeed,thenatureoftheroadsurj
face,outsidetemperature.Thedrivingdistance maybeshorterbutcanalsobeincreasedby
adoptingamorecarefuldrivingstyle.
Ifthevehicleismoderatelyloadedandsubjected
tolowstress,itispossibletotravelupto80km,
50miles.
Drivingpropertieswithdamagedtyres
Onajourneywithdamagedtyres,handlingcharj
acteristicschangeandleadtothefollowingsitj
uations,forexample:
'xThevehiclelosingtractionmorequickly.'xLongerstoppingdistances.'xDifferentself-steeringcharacteristics.
Adaptyourdrivingstyle.Avoidabruptsteeringor drivingoverobstacles,forexamplekerbsorpotj
holes.
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Finaltyrefailure
Vibrationorloudnoisesduringthejourneymay
beanindicationthatthetyrehasfinallyfailed.
Reduceyourspeedandstopthevehicle.Partsof
thetyremaydetach,whichmightleadtoanaccij
dent.
Donotcontinuedriving,butinsteadcontacta ServicePartnerofthemanufactureroranother
qualifiedServicePartneroraspecialistworkj
shop.
Systemlimits
Inthefollowingsituations,thesystemcouldbe slowtorespondoroperateincorrectly:'xAnatural,evenlossoftyreinflationpressure
inallfourtyresthatoccursovertimewillnot
bedetected.Thereforecheckthetyreinflaj
tionpressureatregularintervals.'xNowarningcanbegivenintheeventofsudj dentyrefailurecausedbyexternalfactors.'xThesystemhasnotbeeninitialised.'xWhendrivingonsnow-coveredorslipperysurfaces.'xDynamicdrivingstyle:drivewheelsslipping,highlateralacceleration.'xWhendrivingwithsnowchains.
Wheelchange
General
Forrun-flattyresorwhenusingaflattyrekit,itis
notalwaysnecessarytochangeawheelimmedij atelyiftyreinflationpressureislostduetoaflattyre.
Ifrequired,thetoolsforchangingwheelsare availableasoptionalaccessoriesfromaService
Partnerofthemanufacturer,anotherqualified
ServicePartneroraspecialistworkshop.
Safetynotes
DANGER
Thejackisonlyintendedforraisingthevehicle brieflyduringawheelchange.Evenifthesafety
measuresarecompliedwith,thereisariskof
theraisedvehiclefallingoverduetothejack
slipping.Thereisariskofinjuryorevendeath.
Ifthevehicleisraisedwiththejack,donotlie
underneaththevehicleanddonotstarttheenj
gine.
DANGER
Supportssuchaswoodenblocksunderthe jackcanpreventitfromachievingitsloadcaj pacityduetotherestrictedheight.Theloadcajpacityofthewoodenblocksmaybeexceeded,causingthevehicletotipover.Thereisariskofinjuryorevendeath.Donotplacesupportsunj
derthevehiclejack.
WARNING
Thejack,issuedbythevehiclemanufacturer,is
providedinordertoperformawheelchangein
theeventofabreakdown.Thejackisnotdej signedforfrequentuse;forexample,changing
fromsummertowintertyres.Usingthejack frequentlymaycauseittobecomejammedor
damaged.Thereisariskofinjuryandmaterial
damage.Onlyusethejacktochangeanemerj
gencywheelorasparewheelwhenthevehicle
getsaflattyre.
WARNING
Onsoft,unevenorslipperyground,forexample snow,ice,tilesorsimilar,thejackmayslip.
Thereisariskofinjury.Performthewheel
changeonalevel,firmandnon-slipsurfaceifat
allpossible.
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WARNING
Thejackisonlyoptimisedforraisingthevehij cleandforusewiththejackingpointsonthe
vehicle.Thereisariskofinjury.Donotliftanj
othervehicleorotheritemswiththejack.
WARNING
Ifthejackhasnotbeenguidedintothejacking
pointprovided,thevehiclemightbedamaged whenthejackisextended,orthejackcouldslip.Thereisariskofinjuryormaterialdamage.
Whenextending,makesurethatthejackisguij dedintothejackingpointadjacenttothe
wheelhouse.
WARNING
Avehicleraisedwithajackcanfallfromthe jackiflateralforcesareapplied.Thereisarisk ofinjuryandmaterialdamage.Ifthevehicleisraised,donotapplyanylateralforcestothevejhicleorpullthevehiclewithsuddenmovej
ments.Haveanywheelthatisjammedrej movedbyaServicePartnerofthe
manufactureroranotherqualifiedServicePartj
neroraspecialistworkshop.
Protectingthevehicleagainst
rolling
General Thevehiclemanufacturerrecommendsthatthevehicleshouldadditionallybeprotectedagainst
rollingawayduringawheelchange.
Onalevelsurface
Placechocksorothersuitableobjectsinfrontof andbehindthewheeldirectlyoppositetotheonebeingchanged.
Onaslightdownhillslope
Ifitisnecessarytochangeawheelonaslight
downhillslope,placechocksandothersuitable
objects,forexamplestones,underthewheelsof
thefrontandrearaxlesagainstthedirectionof
roll.
Lockingwheelbolts
Principle Thewheellockingboltshaveaspecialcoding.
Theblotscanonlybereleasedwiththeadapter
thatmatchesthecoding.
Overview
Theadapterofthelockingwheelboltscanbe
foundintheon-boardtoolkitorinanoddments
trayintheon-boardtoolkit.
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'xLockingwheelbolt,arrow1.'xAdapter,arrow2.
Unscrewing
1.Placetheadapteronthelockingwheelbolt.2.Unscrewthelockingwheelbolt.3.Afterunscrewingthewheelstud,removetheadapteragain.
Screwingon
1.Placetheadapteronthelockingwheelbolt.If
necessary,turntheadapteruntilitfitsonthe lockingwheelbolt.2.Screwonthelockingwheelbolt.Thetightenjingtorqueis140Nm.3.Afterscrewingonthewheelstud,removethe
adapteragainandstowit.
Preparingthevehicle
'xParkthevehicleonfirmandnon-slipground
atasafedistancefromtraffic.'xSwitchonthehazardwarninglights.'xApplytheparkingbrake.'xEngageagearorselectselectorleverposij tionP.'xAssoonasthetrafficpermits,haveallvehicle
occupantsgetoutofthevehicleandguide
themoutofthedangerarea,forexamplebej hindthecrashbarrier.'xDependingontheequipment,takethewheelchangetoolsand,ifnecessary,thesparewheeloutofthevehicle.'xIfapplicable,setupwarningtriangleorflashjinglightatthecorrectdistance.'xAdditionallyprotectthevehicleagainstrollingaway.'xUndothewheelstudsbyhalfaturn.
Jackingpoints
Thejackingpointsarelocatedinthemarkedpoj
sitions.
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Raisingvehicle
WARNING
Yourhandsorfingerscouldgettrappedwhen usingthejack.Thereisariskofinjury.Keep yourhandsinthedescribedpositionwhenusjingthejack,anddonotchangethisposition.
1.Holdthejackwithonehand,arrow1,andgraspthejackcrankorleverwithyourother
hand,arrow2.2.Guidethejackintotherectangularrecessof
thejackingpointclosesttothewheeltobe
changed.3.Turnthejackcrankorleverclockwisetoexj
tendthejack.4.Removeyourhandfromthejackassoonas
thejackisunderloadandcontinuetoturn
thejackcrankorleverwithonehand.5.Makesurethatthebaseofthevehiclejackis extendedperpendiculartoandatrightangles
underneaththejackingpoint.6.Makesurethatthebaseofthejackisextenj dedperpendiculartoandatrightanglesbej
lowthejackingpoint.7.Raisebycrankinguntilthejackissupported
onthegroundwithitsentiresurfaceandthe
wheelinquestionisatmost3cm,1.2inches offtheground.
Fittingawheel
Onlyfitonesparewheelatmost,asrequired.
1.Unscrewthewheelstuds.2.Removethewheel.3.Putonthenewwheeloremergencywheelandtightenatleasttwowheelstudscrossj
wiseuntilfinger-tight.
Ifnon-originallightalloywheelsnotfromthe
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studsbelongingtothewheelsmayalsohave
tobeused.4.Tightentheremainingwheelstudsuntilfinj
ger-tightandthentightenallthewheelstuds
crosswise.5.Turnthejackcrankanticlockwisetoretract
thejackandlowerthevehicle.6.Removethejackandstowitsecurely.
Afterchangingthewheel
1.Tightenthewheelstudscrosswise.The tighteningtorqueis140Nm,101lbft.2.Stowthefaultywheelintheluggagecomjpartment,ifnecessary.
Duetoitssize,thefaultywheelcannotbeacj commodatedundertheluggagecompartj
mentfloor.3.Checktyreinflationpressureatthenextopj portunityandcorrectasnecessary.4.ReinitialisetherunflatindicatorRPA.
ResettheTyrePressureMonitor.5.Checkthetightfitofthewheelboltsusinga
calibratedtorquewrench.6.DrivetothenearestServicePartnerofthe manufactureroranotherqualifiedService
Partneroraspecialistworkshoptohavethe damagedtyrereplaced.Seite360MOBILITYWheelsandtyres360
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