BMW 8 SERIES CONVERTIBLE 2021 Owners Manual

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General
Duringmeasurement,theidlespeedisincreased
slightly.
Operatingrequirements'xVehicleisstandingonlevelground.'xSelectorleverinselectorleverpositionNorP
andacceleratorpedalnotpressed.'xDrive-readystateisswitchedonbypressing thestart/stopbutton.'xEngineisrunningandisatoperatingtemperjature.
Carryingoutadetailedmeasurement
1.CAR2.Vehiclestatus3.Engineoillevel4.Engineoillevelmeasurement5.Startmeasurement
Theengineoillevelischeckedandshownona
scale.
Addingengineoil
General Donottopupengineoilunlessamessageisdisjplayedintheinstrumentcluster.Thetop-up amountisspecifiedinthemessageontheConj
trolDisplay.
Onlyreplenishwithsuitabletypesofengineoil. Safelystopthevehicleandswitchoffdrive-ready
statebeforetoppingupwithengineoil.
Donotaddtoomuchengineoil.
Safetynotes
WARNING
Serviceproducts,forexampleoils,greases, coolantsandfuels,cancontainsubstancesthatareharmfultohealth.Thereisariskofinjuryorevendeath.Pleasecomplywiththeinstructions
onthecontainers.Donotallowserviceprodjuctstocomeintocontactwithclothing,skinor
eyes.Donotpourserviceproductsintoother
bottles.Keepserviceproductsoutofthereach
ofchildren.
NOTE
Toolittleengineoilcausesenginedamage. Thereisariskofmaterialdamage.Topupwith
engineoilimmediately.
NOTE
Toomuchengineoilcandamagetheengineor
thecatalyticconverter.Thereisariskofmatej
rialdamage.Donotaddtoomuchengineoil.If thereistoomuchengineoil,havetheengine
oillevelcorrectedbyaServicePartnerofthe
manufactureroranotherqualifiedServicePartj
neroraspecialistworkshop.
Overview
Theoilfillerneckisintheenginecompartment.
Forfurtherinformation:
Overview,seepage 361.
Addingengineoil
1.Openbonnet.
Opening,seepage 363.2.Turnthecapanticlockwisetoopen.Seite371OperatingfluidsMOBILITY371
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3.Addengineoil.4.Tightencap.
Engineoilgradesfortoppingup
General Engineoilqualityisacriticalfactorintheservicelifeoftheengine.
Onlyreplenishwiththetypesofengineoilthat
arelisted.
Someengineoilgradesmaynotbeavailablein
allcountries.
Safetynotes
NOTE
Oiladditivescandamagetheengine.Thereisa riskofmaterialdamage.Donotuseoiladdij
tives.
NOTE
Usingthewrongengineoilcanresultinengine
malfunctionsanddamage.Thereisariskof
materialdamage.Whenselectingtheengine
oil,makesurethatitisthecorrectspecification.
Suitableengineoilgrades
Engineoilswiththefollowingoilspecifications
canbeused.
PetrolengineBMWLonglife-04.BMWLonglife-12FE.BMWLonglife-17FE+.
TheoilspecificationBMWLonglife-17FE+is
notsuitableforthe50ipetrolengine.
DieselengineBMWLonglife-04.BMWLonglife-12FE.
TheoilspecificationBMWLonglife-12FEisnot
suitablefor25d,35d,40dor50ddieselengines.
Alternativeengineoilgrades
Ifsuitableengineoilsarenotavailable,upto1lij
tre,2pints,ofanengineoilwiththefollowingoil
specificationcanbeusedfortoppingup:
PetrolengineACEAC2.ACEAC3.DieselengineACEAC2.ACEAC3.
TheoilspecificationACEAC2isnotsuitablefor 25d,35d,40dor50ddieselengines.
Viscosityclasses
Whenselectinganengineoil,makesurethatthe engineoilbelongstooneofthefollowingviscosj
ityclasses:
ViscosityclassesSAE0W-20.SAE5W-20.SAE0W-30.SAE5W-30.SAE0W-40.SAE5W-40.Seite372MOBILITYOperatingfluids372
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TheviscosityclassesSAE0W-20and
SAE-5W-20arenotsuitablefordieselenginesor
the50ipetrolengine.
Viscosityclasseswithahighviscositygradecan increasefuelconsumption.
Furtherinformationonsuitableengineoilspecifij
cationsandviscosityclassescanbeobtained
fromaServicePartnerofthemanufactureroranj
otherqualifiedServicePartneroraspecialist
workshop.
Oilchange
NOTE
Iftheengineoilisnotchangedatthecorrect
time,enginewearmayincreasewhichcould
causeenginedamage.Thereisariskofmatej
rialdamage.Donotexceedtheservicedateinj dicatedinthevehicle.
Themanufacturerofthevehiclerecommends
havingtheengineoilchangedbyaServicePartj nerofthemanufactureroranotherqualified
ServicePartneroraspecialistworkshop.
Coolant
General
Coolantisamixtureofwaterandanadditive.
Notallcommerciallyavailableadditivesaresuitaj bleforthevehicle.Donotmixadditivesofdifferjentcolours.Complywiththe50:50mixingratioofwatertoadditive.Informationregardingsuitaj
bleadditivesisavailablefromaServicePartnerofthemanufactureroranotherqualifiedService
Partneroraspecialistworkshop.
Safetynotes
WARNING
Ifthecoolingsystemisopenedwhentheenj gineishot,coolantcanescapeandcausescalding.Thereisariskofinjury.Onlyopenthe
coolingsystemwhentheenginehascooleddown.
WARNING
Additivesareharmfultohealthandusingthe
wrongadditivescandamagetheengine.There isariskofinjuryandmaterialdamage.Donot
allowadditivestocomeintocontactwithclothj ing,skinoreyes,anddonotswallowthem.Onlyusesuitableadditives.
Coolantlevel
General
Dependingonthemotorisation,therewillbeone
ortwocoolantexpansiontank(s)intheengine compartment.Checkthecoolantlevelsandtop
up.
ThecoolantlevelisshownbyMinandMax marksinthefillerneckofthecoolanttank.
Dependingontheengineversion,thecoolant
tankislocatedontherightorleftoftheengine compartment.
Forfurtherinformation:
Overview,seepage 361.
Tocheckthecoolantlevel
1.Allowtheenginetocooldown.2.Openbonnet.
Opening,seepage 363.Seite373OperatingfluidsMOBILITY373
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3.Turncaponcoolanttankslightlyanticlockj
wise,thenallowthepressuretoescape.4.Opencaponcoolanttank.5.Thecoolantleveliscorrectifitisbetween theMin.andMax.marksinthefillerneck.6.Tightencap.
Replenishingthecoolant
1.Allowtheenginetocooldown.2.Openbonnet.
Opening,seepage 363.3.Turncaponcoolanttankslightlyanticlockj
wise,thenallowthepressuretoescape.4.Opencaponcoolanttank.5.Ifnecessary,slowlytopuptothecorrect
level;donotoverfill.6.Tightencap.7.Havethecauseofcoolantlossrectifiedas
soonaspossible.
Disposal
Whendisposingofcoolantandcoolant
additives,complywiththerelevantenvij
ronmentalprotectionregulations.
Washerfluid
General Allwasherjetsaresuppliedfromonereservoir.
Useamixtureoftapwaterandscreenwashconjcentrateforthewindscreenwashersystem,if
necessarywiththeadditionofantifreeze.
Recommendedminimumfilllevel:1litre,
1.7Imp.pints.
Safetynotes
WARNING
Someantifreezescancontaintoxicsubstances,
andareflammable.Thereisariskoffireandinj jury.Pleasecomplywiththeinstructionsonthe
containers.Keepantifreezesawayfromsourj
cesofcombustion.Donotpourserviceprodj
uctsintootherbottles.Keepserviceproducts
outofthereachofchildren.
WARNING
Washerfluidcanigniteoncontactwithhot
partsoftheengineandcatchfire.Thereisa riskofinjuryormaterialdamage.Onlytopupwasherfluidwhentheenginehascooleddown.Thenfullyclosethecapofthewasherfluidresjervoir.
NOTE
Siliconeadditivesmixedwiththewasherfluid fortheirwaterbeadingeffectonthewindows
maydamagethewashersystem.Thereisarisk ofmaterialdamage.Donotaddsiliconeaddijtivestothewasherfluid.
NOTE
Mixingdifferentscreenwashconcentratesor
antifreezesmaydamagethewashersystem.
Thereisariskofmaterialdamage.Donotmix
differentscreenwashconcentratesorantifreej zes.Pleasecomplywiththeinstructionsand
mixingratiosstatedonthecontainers.
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Overview
Thereservoirforthewasherfluidislocatedintheenginecompartment.
Malfunction
Usingundilutedscreenwashconcentrateorantij
freezebasedonalcoholmayresultinfalsereadj
ingsatlowtemperaturesbelow-15

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MaintenanceVehicleequipment
Thischapterdescribesallstandard,country-spejcificandoptionalequipmentavailableforthe
modelseries.Itmaythereforedescribeequipj
mentandfunctionswhicharenotinstalledin yourvehicle,forexampleonaccountofthespejcialequipmentselectedorthecountryspecificaj
tion.Thisalsoappliestosafety-relevantfuncj
tionsandsystems.Pleasecomplywiththe
relevantlawsandregulationswhenusingthe
correspondingfunctionsandsystems.
BMWMaintenanceSystem
Themaintenancesystemindicateswhatmaintej
nancemeasuresarerequiredandtherebyassists inmaintainingtheroadsafetyandoperationalsafetyofthevehicle.
Theexactworkrequiredandthemaintenanceinj tervalsmayvarydependingonthenational-marj
ketversion.Labour,spareparts,operatingmatej rialsandwearmaterialsarechargedseparately.AdditionalinformationisavailablefromaServicePartnerofthemanufactureroranotherqualifiedServicePartneroraspecialistworkshop.
ConditionBasedServiceCBS
Principle Sensorsandspecialalgorithmsmonitortheconjditionsinwhichthevehicleisused.CBSuses
thisinformationtodeterminewhatmaintenance
isrequired.
Thesystemthereforeallowsthescopeofthe maintenanceworktobeadaptedtotheindividual
usageprofile.
General
Informationonservicerequirementscanbe shownonthecontroldisplay.
Forfurtherinformation:
Servicerequirements,seepage 177.
Servicedatainthevehiclekey Informationonmaintenancerequirementsiscontinuouslystoredinthevehiclekey.TheServjicePartnercanreadoutthisdataandsuggestaprogrammeofmaintenanceforyourvehicle.
Itisthereforeimportanttogivetheserviceadvij
sorthevehiclekeythatwaslastusedtodrivethe
vehicle.
Periodsoutofuse Periodswhenthevehicleisoutofusewithits
batterydisconnectedarenottakenintoaccount.
Insuchcases,haveanytime-dependentmaintej
nanceprocedures,forexamplethoseconcerning thebrakefluidand,whereapplicable,theengineoilandmicrofilter/activatedcharcoalfilter,updajtedbyaServicePartnerofthemanufactureror
anotherqualifiedServicePartneroraspecialist workshop.
Servicehistory
Maintenanceandrepairs
Havemaintenanceandrepairscarriedoutbya
ServicePartnerofthemanufactureroranother
qualifiedServicePartneroraspecialistworkj
shop.
Entries Themaintenanceworkcarriedoutisenteredinthemaintenancerecordsandthevehicledata.
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Aswithaservicebooklet,theentriesprovideevij
denceofregularmaintenance.
Ifanentryismadeintheelectronicservicehisj toryofthevehicle,service-relevantdataissaved
bothinthevehicleandinthecentralITsystems ofBMWAG,Munich.
Afterachangeofvehicleownership,thenewvej
hicleownerwillbeabletoviewthedataentered intheelectronicservicehistory.Similarly,aServj
icePartnerofthemanufactureroranotherqualij
fiedServicePartneroraspecialistworkshopcan
alsoviewthedataenteredintheelectronicservj
icehistory.
Objection Thevehicleownerhastherighttocontacta
ServicePartnerofthemanufactureroranother
qualifiedServicePartneroraspecialistworkshop
andrequestthatnoentriesaremadeintheelecj
tronicservicehistoryandthatnodatarelatingto his/hertimeasownerissubsequentlystoredin
thevehicleortransmittedtothevehiclemanuj
facturer.Insuchcases,noentrieswillbemadein
theelectronicservicehistoryofthevehicle.
Displays
Servicesthathavebeenenteredcanbedisj
playedonthecontroldisplay.
Forfurtherinformation:
Servicerequirements,seepage 177.
ForAustralia/NewZealand: maintenance
Nomaintenanceworkotherthannormalmaintej
nanceisrequiredtokeeptheemissionlevelsof
yourvehiclewithinthedesignlimits.
Socketforon-board
diagnosisOBD
General
DevicesconnectedtotheOBDsockettrigger
thealarmsystemwhenthevehicleislocked.Rej moveanydevicesconnectedtotheOBDsocketbeforelockingthevehicle.
Safetynote
NOTE
IncorrectuseoftheOBDon-boarddiagnosis
socketcancausemalfunctionsinthevehicle. Thereisariskofmaterialdamage.Onlyhave
serviceandmaintenanceworkinvolvingthe OBDon-boarddiagnosissocketcarriedoutbyaServicePartnerofthemanufactureroranjotherqualifiedServicePartneroraspecialist
workshoporotherauthorisedpersons.Only connectdevicesthathavebeentestedand
foundtobesafeforusewiththeOBDon-
boarddiagnosissocket.
Position
TheOBDsocketforcheckingemissions-relej
vantcomponentsislocatedonthedriver'sside.
Enginewarninglight
'xWhenthewarninglightflashes:
Thereisanenginemalfunctionthat coulddamagethecatalyticconverter.Seite377MaintenanceMOBILITY377
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Havethevehiclecheckedassoonas
possible.'xWhenthewarninglightilluminates:
Thisindicatesadeteriorationinexhaust emissions.Havethevehiclecheckedassoon
aspossible.
Vehiclerecycling
Themanufacturerofthevehiclerecommends
returningthevehicletoacollectionpointnomij natedbythemanufacturerattheendofitslife
cycle.Theregulationsconcerningthereturning
ofend-of-lifevehiclesmayvaryfromcountryto
country.Additionalinformationisavailablefroma ServicePartnerofthemanufactureroranother
qualifiedServicePartneroraspecialistworkj
shop.
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ReplacingpartsVehicleequipment
Thischapterdescribesallstandard,country-spejcificandoptionalequipmentavailableforthe
modelseries.Itmaythereforedescribeequipj
mentandfunctionswhicharenotinstalledin yourvehicle,forexampleonaccountofthespejcialequipmentselectedorthecountryspecificaj
tion.Thisalsoappliestosafety-relevantfuncj
tionsandsystems.Pleasecomplywiththe
relevantlawsandregulationswhenusingthe
correspondingfunctionsandsystems.
On-boardtoolkit
Theon-boardtoolkitislocatedintheleftstorage
compartmentoftheboot.
Wiperblades
Safetynotes
NOTE
Thewindscreenmaysustaindamageifawiper
fallsontoitwithoutthewiperbladefitted.There
isariskofmaterialdamage.Holdthewiper
firmlywhenchangingthewiperblade.Donot
foldinorswitchonthewiperwithoutawiper bladeinstalled.
NOTE
Wiperswhicharefoldedawayfromthewindj screencanbecometrappedifthefrontflapis
opened.Thereisariskofmaterialdamage.Bej
foreopeningthebonnet,makesurethatthe
wipersarefittedwithwiperbladesandarein
contactwiththewindscreen.
Replacing
1.Toreplacethewiperblades,movethewipers
tothefold-outposition.
Fold-outpositionofthewipers,see page 158.2.Liftthewipersawayfromthewindscreenand
holdthemsecurely.3.Pressthebutton,arrow1,andpulloutwiper
blade,arrow2.4.Insertthenewwiperbladeandpressintothe holderuntilitengages.5.Foldinthewipers.Seite379ReplacingpartsMOBILITY379
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Bulbsandlights
GeneralLightsandbulbsareanimportantaspectofdrivjingsafety.
AllheadlightsandotherlightsuseLEDorlaser technology.
Someequipmentversionshavelight-emittingdij odesbehindacoverasalightsource.Theselight-emittingdiodesaresimilartoconventionallasersandareclassifiedbylegislationasClass1
light-emittingdiodes.
Inthecaseofadefect,themanufacturerofthe vehiclerecommendshavingrespectiveworkcarj
riedoutbyaServicePartnerofthemanufacturer oranotherqualifiedServicePartneroraspecialj
istworkshop.
Safetynotes
WARNING
Concentratedlaserlightcancauseirritationor lastingdamagetotheretinaoftheeye.Thereisariskofinjury.Themanufacturerofthevehijclerecommendshavingworkonthelightingsystem,includingbulbreplacement,performed
byaServicePartnerofthemanufactureroranj otherqualifiedServicePartneroraspecialist
workshop.
WARNING
Intensebrightnesscanirritateorharmtheretj
inaoftheeye.Thereisariskofinjury.Donot lookdirectlyintotheheadlightsorotherlight
sources.DonotremovecoversfromLEDs.
Headlightglass
Duringcoolorhumidweather,theheadlight
glasscanmistoverontheinside.Whendriving
withthelightsswitchedon,thecondensation
disappearsafterashorttime.Thereisnoneedto
replacetheheadlightglass.
Ifmoistureincreasesforexampleiftherearewaj terdropletsinthelampdespitetheheadlights
beingswitchedon,havetheheadlightschecked.
Vehiclebattery
GeneralThebatteryismaintenance-free.
Moreinformationregardingthebatterycanbe
obtainedfromaServicePartnerofthemanufacj
tureroranotherqualifiedServicePartnerora specialistworkshop.
Safetynotes
DANGER
Touchinglivecomponentscanresultinan electricshock.Thereisariskofinjuryoreven
death.Donottouchanycomponentsthat couldbelive.
WARNING
Vehiclebatteriesthatareclassifiedasunsuitaj
blemaydamagesystemsorresultinfunctions
nolongerbeingcarriedout.Thereisariskof injuryormaterialdamage.Onlyusevehiclebatj
teriesthathavebeenclassifiedassuitableby
thevehiclemanufacturer.
Registeringthebatterywiththe
vehicle
Themanufacturerofthevehiclerecommends
havingaServicePartnerofthemanufactureror anotherqualifiedServicePartneroranauthorj
isedworkshopregisterthevehiclebatterywith
thevehicleafterthebatteryhasbeenreplaced.
Oncethebatteryhasbeenregisteredagain,all
comfortfunctionswillbeavailablewithoutrej
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