BMW Z4 2019 Owners Manual

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2.Turnthefuelcapcounterclockwise.3.Placethefuelcapinthebracketattachedto
thefuelfillerflap.
Closing
WARNING
Theretainingstrapofthefuelcapcanbejamj
medandcrushedduringclosing.Thecapcanj notbecorrectlyclosed.Fuelorfuelvaporscan
escape.Thereisariskofinjuryorriskofdamj
agetoproperty.Payattentionthattheretaining
strapisnotjammedorcrushedwhenclosing
thecap.
1.Fitthecapandturnitclockwiseuntilyou
clearlyhearaclick.2.Closethefuelfillerflap.
Manuallyunlockingfuelfillerflap
Itmaybenecessaryincertainsituationstounj
lockthefuelfillerflapmanually,e.g.withanelecj
tricalfault.
Havefuelfillerflapunlockedbyadealerssservice
centeroranotherqualifiedservicecenterorrej
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WheelsandtiresVehiclefeaturesandoptions
Thischapterdescribesallstandard,country-spejcificandoptionalfeaturesofferedwiththeseries. Italsodescribesfeaturesandfunctionsthatare
notnecessarilyavailableinyourvehicle,e.g.,due totheselectedoptionsorcountryversions.Thisalsoappliestosafety-relatedfunctionsandsysj
tems.Whenusingthesefunctionsandsystems,
theapplicablelawsandregulationsmustbeobj
served.
Tireinflationpressure
Generalinformation Thetirecharacteristicsandtireinflationpressure
influencethefollowing:
'xTheservicelifeofthetires.'xRoadsafety.'xDrivingcomfort.'xFuelconsumption.
Safetyinformation
WARNING
Atirewithtoolittleornotireinflationpressure
mayheatupsignificantlyandsustaindamage.
Thiswillhaveanegativeimpactonaspectsof handling,suchassteeringandbrakingrej
sponse.Thereisariskofanaccident.Regularly
checkthetireinflationpressure,andcorrectit asneeded,forinstancetwiceamonthandbej
forealongtrip.
Tireinflationpressure
specifications
Inthetireinflationpressuretable Thetireinflationpressuretable,referto
page 254,containsalltireinflationpressure
specificationsforthespecifiedtiresizesatthe
ambienttemperature.Thetireinflationpressure
valuesapplytotiresizesapprovedbythemanuj
facturerofthevehicleforthevehicletype.
Toidentifythecorrecttireinflationpressure,
pleasenotethefollowing:'xTiresizesofyourvehicle.'xMaximumpermitteddrivingspeed.
OntheControlDisplay
Thecurrenttireinflationpressurevaluesandthe
intendedtireinflationpressurevaluesforthe
mountedtirescanbedisplayedontheControl Display.
Toensurethattheyaredisplayedcorrectly,the tiresizesmustbestoredinthesystemandmust havebeenset,refertopage 266,forthe
mountedtires.
Thecurrenttireinflationpressurevalueisloj catedoneachtire.
Theintendedtireinflationpressurevalueisloj catedinthelowerareaoftheControlDisplay.
Checkingthetireinflation
pressure
Generalinformation
Tiresheatupwhiledriving.Thetireinflation pressureincreaseswiththetiretemperature.
Tireshaveanatural,consistentlossoftireinflajtionpressure.
Thedisplaysofinflationdevicesmayunder-read
byupto0.1bar/2psi.
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Checkingusingtireinflation
pressurespecificationsinthetire
inflationpressuretable
Thetireinflationpressurespecificationsinthe
tireinflationpressuretableonlyrelatetocold
tiresortiresatthesametemperatureastheamj
bienttemperature.
Onlycheckthetireinflationpressurelevelswhen
thetiresarecold,i.e.:'xDrivingrangeofmax.1.25miles/2kmhasnot
beenexceeded.'xIfthevehiclehasnotmovedagainforatleast 2hoursafteratrip.
Checkthetireinflationpressureoftheemerj
gencywheelinthecargoarearegularly,andcorj rectitasneeded.
1.Determine,refertopage 252,theintended
tireinflationpressurelevelsforthemounted
tires.2.Checkthetireinflationpressureinallfour
tires,usingapressuregage,forexample.3.Correctthetireinflationpressureifthecurj
renttireinflationpressurevaluedeviatesfrom thespecifiedvalue.4.Checkwhetherallvalvecapsarescrewed
ontothetirevalves.
Checkingusingthetireinflation
pressurespecificationsonthe
ControlDisplay
ViaiDrive:
1.CAR2.Vehiclestatus3.TirePressureMonitor4.Checkwhetherthecurrenttireinflationpresj
surelevelsdeviatefromtheintendedtire
pressurevalue.5.Correctthetireinflationpressureifthecurj
renttireinflationpressurevaluedeviatesfrom theintendedvalue.Aftercorrectingthetireinflation
pressure
Withrunflattires:
ReinitializetheFlatTireMonitor.
WithTirePressureMonitorTPM:
Withtiresthatcannotbefoundinthetirepresj
surevaluesontheControlDisplay,resettheTire PressureMonitorTPM.
Tireinflationpressuresupto
100mph/160km/h
Forspeedsofupto100mph/160km/handfor
optimumdrivingcomfort,notethepressurevalj uesinthetireinflationpressuretable,refertopage 254,andadjustasnecessary.
Thesepressurevaluescanalsobefoundonthe
tireinflationpressurelabelonthedriver'sdoor
pillar.
Donotexceedaspeedof100mph/160km/h.
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Tireinflationpressurevaluesup
to100mph/160km/h
Z4sDrive30iTiresizePressurespecifications
inbar/PSISpecificationsin
bar/PSIwithcold
tires225/50R1798
HM+SXL
Std/RSC2.2/322.2/32255/40R1899
VM+SXLStd2.2/322.4/35Front:255/40
ZR1895YStd2.2/32-Rear:275/40ZR
1899YStd-2.2/32Front:225/45
ZR1895YXL
Std2.2/32-Rear:255/40ZR
1899YXLStd-2.2/32Front:255/35
ZR1992YStd2.2/32-Rear:275/35ZR
19100YXLStd-2.2/32Front:255/35
ZR1996YXL
Std2.2/32-Rear:275/35ZR
19100YXLStd-2.2/32Emergency
wheel:
T135/90R17
104MSpeeduptoamax.of
50mph/80km/h
4.2/60Z4M40iTiresizePressurespecifications
inbar/PSISpecificationsin
bar/PSIwith
coldtires225/50R1798
HM+SXL
Std/RSC2.2/322.2/32255/40R1899
VM+SXLStd2.6/382.6/38Front:255/40
ZR1895YStd2.6/38-Rear:275/40
ZR1899YStd-2.6/38Front:255/35
ZR1992YStd2.6/38-Rear:275/35
ZR19100YXL
Std-2.6/38Front:255/35
ZR1996YXL
Std2.6/38-Rear:275/35
ZR19100YXL
Std-2.6/38Emergency
wheel:
T135/90R17
104MSpeeduptoamax.of
50mph/80km/h
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Tireinflationpressuresatmax.
speedsabove100mph/160km/h
WARNING
Inordertodriveatmaximumspeedsinexcess of100mph/160km/h,pleaseobserve,and,if necessary,adjusttirepressuresforspeedsexjceeding100mph/160km/hfromtherelevanttableonthefollowingpages.Otherwise,tire
damageandaccidentscouldoccur.
Forspeedsover100mph/160km/handforoptij
mumdrivingcomfort,notethepressurevaluesin
thetireinflationpressuretable,referto
page 255,andadjustasnecessary.
Tireinflationpressurevalues
over100mph/160km/h
Z4sDrive30i
TiresizePressurespecifications
inbar/PSISpecificationsin
bar/PSIwithcold
tires225/50R1798
HM+SXL
Std/RSC2.2/322.2/32255/40R1899
VM+SXLStd2.2/322.4/35Front:255/40
ZR1895YStd2.2/32-Rear:275/40ZR
1899YStd-2.2/32Front:225/45
ZR1895YXL
Std2.2/32-TiresizePressurespecifications
inbar/PSIRear:255/40ZR
1899YXLStd-2.2/32Front:255/35
ZR1992YStd2.2/32-Rear:275/35ZR
19100YXLStd-2.2/32Front:255/35
ZR1996YXL
Std2.2/32-Rear:275/35ZR
19100YXLStd-2.2/32Emergency
wheel:
T135/90R17
104MSpeeduptoamax.of
50mph/80km/h
4.2/60
Z4M40i
TiresizePressurespecifications
inbar/PSISpecificationsin
bar/PSIwith
coldtires225/50R1798
HM+SXL
Std/RSC2.2/322.2/32255/40R1899
VM+SXLStd2.6/382.6/38Front:255/40
ZR1895YStd2.6/38-Rear:275/40
ZR1899YStd-2.6/38Front:255/35
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TiresizePressurespecifications
inbar/PSIRear:275/35
ZR19100YXL
Std-2.6/38Front:255/35
ZR1996YXL
Std2.6/38-Rear:275/35
ZR19100YXL
Std-2.6/38Emergency
wheel:
T135/90R17
104MSpeeduptoamax.of
50mph/80km/h
4.2/60
Tireidentificationmarks
Tiresize
245/45R1896Y
245:nominalwidthinmm
45:aspectratioin%
R:radialtirecode
18:rimdiameterininches
96:loadrating,notforZRtires
Y:speedrating,beforetheRonZRtires
Maximumtireload
Maximumtireloadisthemaximumpermissible
weightforwhichthetireisapproved.
Locatethemaximumtireloadonthetiresidewall
andtheGrossAxleWeightRatingmGAWRmon
thecertificationlabelonthedriverdoorB-pillar. Dividethetireloadby1.1.Itmustbegreater
thanone-halfofthevehiclessGrossAxleWeight RatingmGAWR.Note,frontvs.rearGAWRand
tireloads,respectively.
Speedletter
Qupto100mph/160km/h
Rupto106mph/170km/h
Supto112mph/180km/h
Tupto118mph/190km/h
Hupto131mph/210km/h
Vupto150mph/240km/h
Wupto167mph/270km/h
Yupto186mph/300km/h
TireIdentificationNumber
DOTcode:DOTxxxxxxx3818
xxxx:manufacturercodeforthetirebrand
xxx:tiresizeandtiredesign
3818:tireage
TireswithDOTcodesmeettheguidelinesofthe
U.S.DepartmentofTransportation.
Tireage
Recommendation Regardlessofthetiretread,replacetiresatleastevery6years.
Manufacturedate
Youcanfindthemanufacturedateofthetireon thetire'ssidewall.DesignationManufacturedateDOT

Page 257 of 330

TractionAAABC
TemperatureABC
AllpassengervehicletiresmustconformtoFedj
eralSafetyRequirementsinadditiontothese
grades.
Treadwear
Thetreadweargradeisacomparativerating
basedonthewearrateofthetirewhentested undercontrolledconditionsonaspecifiedgovj
ernmenttestcourse.E.g.,atiregraded150
wouldwearoneandone-half,1g,timesaswell onthegovernmentcourseasatiregraded100.
Therelativeperformanceoftiresdependsupon
theactualconditionsoftheiruse,however,and maydepartsignificantlyfromthenormdueto
variationsindrivinghabits,servicepracticesand
differencesinroadcharacteristicsandclimate.
Traction Thetractiongrades,fromhighesttolowest,areAA,A,B,andC.
Thosegradesrepresentthetire'sabilitytostop
onwetpavementasmeasuredundercontrolled conditionsonspecifiedgovernmenttestsurfaj
cesofasphaltandconcrete.AtiremarkedCmay havepoortractionperformance.
Thetractiongradeassignedtothistireisbased
onstraight-aheadbrakingtractiontests,and
doesnotincludeacceleration,cornering,hydroj planing,orpeaktractioncharacteristics.
Temperature ThetemperaturegradesareA,thehighest,B,
andC,representingthetire'sresistancetothe
generationofheatanditsabilitytodissipateheat
whentestedundercontrolledconditionsona specifiedindoorlaboratorytestwheel.Sustained
hightemperaturecancausethematerialofthe
tiretodegenerateandreducetirelife,andexcesj
sivetemperaturecanleadtosuddentirefailure.
ThegradeCcorrespondstoalevelofperformj
ancewhichallpassengervehicletiresmustmeet
undertheFederalMotorVehicleSafetyStandardNo.109.GradesBandArepresenthigherlevels ofperformanceonthelaboratorytestwheelthantheminimumrequiredbylaw.
WARNING
Thetemperaturegradeforthistireisestabj lishedforatirethatisproperlyinflatedandnot
overloaded.Excessivespeed,underinflation,or
excessiveloading,eitherseparatelyorincomj
bination,cancauseheatbuildupandpossible
tirefailure.
RSCmRun-flattires
Run-flattires,refertopage 260,arelabeledwith
acircularsymbolcontainingthelettersRSC markedonthesidewall.
M+S
Winterandall-seasontireswithbettercold
weatherperformancethansummertires.
Tiretread
SummertiresDonotdrivewithatiretreadoflessthan
0.12in/3mm,otherwisethereisanincreased
riskofhydroplaning.
Wintertires Donotdrivewithatiretreadoflessthan
0.16in/4mm,assuchtiresarelesssuitablefor
winteroperation.
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Minimumtreaddepth
Wearindicatorsaredistributedaroundthetire's
circumferenceandhavethelegallyrequiredminj imumheightof0.063inches/1.6mm.
Thepositionsofthewearindicatorsaremarked onthetiresidewallwithTWI,TreadWearIndicaj
tor.
Tiredamage
Generalinformation Inspectyourtiresregularlyfordamage,foreign
objectslodgedinthetread,andtreadwear.
Drivingoverroughordamagedroadsurfaces,as
wellasdebris,curbsandotherobstaclescan
causeseriousdamagetowheels,tiresandsusj
pensionparts.Thisismorelikelytooccurwith
low-profiletires,whichprovidelesscushioning
betweenthewheelandtheroad.Becarefulto
avoidroadhazardsandreduceyourspeed,esj
peciallyifyourvehicleisequippedwithlow-proj filetires.
Indicationsoftiredamageorothervehiclemalj
functions:
'xUnusualvibrations.'xUnusualtireorrunningnoises.'xUnusualhandlingsuchasastrongtendency
topulltotheleftorright.
Damagecanbecausedbythefollowingsituaj
tions,forinstance:
'xDrivingovercurbs.'xRoaddamage.'xTireinflationpressuretoolow.'xVehicleoverloading.'xIncorrecttirestorage.
Safetyinformation
WARNING
Damagedtirescanlosetireinflationpressure,
whichcanleadtolossofvehiclecontrol.There isariskofanaccident.Iftiredamageissusj
pectedwhiledriving,immediatelyreducespeed
andstop.Havewheelsandtireschecked.For
thispurpose,drivecarefullytothenearestdealj erssservicecenteroranotherqualifiedservice
centerorrepairshop.Havevehicletowedor
transportedasneeded.Donotrepairdamaged
tires,buthavethemreplaced.
WARNING
Tirescanbecomedamagedbydrivingoverobj
stacles,e.g.,curbsorroaddamage,athigh
speed.Largerwheelshaveasmallertirecross- section.Thesmallerthetirecross-section,the
highertheriskoftiredamage.Thereisadanj
gerofaccidentsandpropertydamage.Ifpossij
ble,drivearoundobstacles,ordriveoverthem
slowlyandcarefully.
Changingwheelsandtires
Mountingandwheelbalancing
Havemountingandwheelbalancingcarriedoutbyadealerssservicecenteroranotherqualifiedservicecenterorrepairshop.
Wheelandtirecombination
Generalinformation Youcanaskthedealerssservicecenteroranjotherqualifiedservicecenterorrepairshop
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aboutthecorrectwheel/tirecombinationandwheelrimversionsforthevehicle.
Safetyinformation
WARNING
Wheelsandtireswhicharenotsuitableforyour
vehiclecandamagepartsofthevehicle,forinj stanceduetocontactwiththebodyduetotolj
erancesdespitethesameofficialsizerating.
Thereisariskofanaccident.Themanufacj turerofyourvehiclestronglysuggeststhatyou
usewheelsandtiresthathavebeenrecomj mendedbythevehiclemanufacturerforyour
vehicletype.
WARNING
Mountedsteelwheelscancausetechnical problems,forinstanceindependentloosening
ofthelugbolts,damagetothebrakediscs.
Thereisariskofanaccident.Donotmount steelwheels.
WARNING
Incorrectwheel/tirecombinationswillhavea
negativeimpactonthevehicle'shandlingand
onthefunctionofavarietyofsystems,suchas
theAnti-lockBrakeSystemorDynamicStabilj ityControl.Thereisariskofanaccident.To
maintaingoodhandlingandvehicleresponse, useonlytireswithasingletreadconfiguration
fromasinglemanufacturer.Themanufacturer
ofthevehiclerecommendsthatyouuse
wheelsandtiresthathavebeenrecommended
bythevehiclemanufacturerforyourvehicle type.Followingtiredamage,havetheoriginal
wheel/tirecombinationremountedonthevehij
cleassoonaspossible.
Recommendedtirebrands
Foreachtiresize,themanufacturerofthevehij clerecommendscertaintirebrands.Thetire
brandscanbeidentifiedbyastaronthetire
sidewall.
Newtires Tiretractionisnotoptimalduetomanufacturing
circumstanceswhentiresarebrand-new;they achievetheirfulltractionpotentialafterabreak-intime.
Driveconservativelyforthefirst
200miles/300km.
Retreadedtires
WARNING
Retreadedtirescanhavedifferenttirecasing
structures.Withadvancedagetheservicelife
canbelimited.Thereisariskofanaccident.
Themanufacturerofyourvehicledoesnotrecj
ommendtheuseofretreadedtires.
Themanufacturerofyourvehicledoesnotrecj
ommendtheuseofretreadedtires.
Wintertires Generalinformation Wintertiresarerecommendedforoperatingon
winterroads.
Althoughso-calledall-seasonM+Stiresprovide betterwintertractionthansummertires,they
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usuallydonotprovidethesamelevelofperformjanceaswintertires.
Maximumspeedofwintertires
Ifthemaximumspeedofthevehicleishigher
thanthepermissiblespeedforthewintertires,
thenattachalabelshowingthepermissiblemaxij mumspeedinthefieldofview.Thelabelisavailjablefromadealerssservicecenteroranotherqualifiedservicecenterorrepairshop.
Withwintertiresmounted,observeanddonot
exceedthepermissiblemaximumspeed.
Changingrunflattires Foryourownsafety,useonlyrunflattires.No
sparetireisavailableinthecaseofaflattire.Furj
therinformationisavailablefromadealerssservj
icecenteroranotherqualifiedservicecenteror
repairshop.
Rotatingwheelsbetweenaxles
Swappingthefrontwheelswiththerearwheels orviceversaisnotpermittedonvehicleswith
differenttireorrimdimensionsonthefrontand
rearaxles.
Storingtires
Tireinflationpressure Donotexceedthemaximumtireinflationpresj
sureindicatedonthesidewallofthetire.
Storage Storewheelsandtiresinacool,dryanddark
place.
Alwaysprotecttiresagainstallcontactwithoil,
grease,andsolvents.
Donotleavetiresinplasticbags.
Removedirtfromwheelsortires.Run-flattires
Concept
Run-flattirespermitcontinueddrivingunderrej
strictedconditionsevenintheeventofacomj
pletelossoftireinflationpressure.
Generalinformation Thewheelsconsistoftiresthatareself-supportj
ing,toalimiteddegree,andpossiblyspecial
rims.
Thesupportofthesidewallallowsthetiretorej
maindrivabletoarestricteddegreeintheevent
ofatireinflationpressureloss.
Followtheinstructionsforcontinueddrivingwith
aflattire.
Safetyinformation
WARNING
Yourvehiclehandlesdifferentlywitharun-flat withnoorlowinflationpressure;forinstance, yourlanestabilitywhenbrakingisreduced,brakingdistancesarelongerandtheself-steerj
ingpropertieswillchange.Thereisariskofan
accident.Drivemoderatelyanddonotexceeda speedof50mph/80km/h.
Label
Thetiresaremarkedonthetiresidewallwith
RSCRun-flatSystemComponent.
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