tire size PORSCHE 911 CARRERA 2007 5.G Owners Manual

interrogatedandgoesoutwhentheengineisstartedifthecheckisnotyetcomplete.IftheABSwarninglampfailstogoout,thisindicatesthatABShasbeendeactivatedduetoafault.Ifthewarninglightsintheinstrumentpanelandon-boardcomputerlightupwhileyouaredriving,thisindicatesthatafaulthasoccurred.Inbothcases,normalbraking,asinvehicleswithoutABS,isstillretained.
TheABSsystemshould,however,beexaminedatanauthorizedPorschedealerimmediatelytopreventtheoccurrenceoffurtherfaults.
IftheABSsystembecomesinoperative,takeyourvehicletoyourauthorizedPorschedealerimmediately.
Warning!
Riskofanaccident,resultinginseriouspersonalinjuryordeath.ThecontrolunitoftheABSbrakesystemissetforstandardtiresize.Ifnon-standardtiresareinstalled,thecontrolunitmaymisinterpretthespeedofthevehicle,becauseofthevariantdataitreceivesfromthesensorsontheaxles.
UseonlytiremakesandtypestestedbyPorsche.
76Controls,Instruments

TPCTirePressureMonitoring
Function
Pleaseobservethechapter”TIREPRESSURESFORCOLDTIRES”onpage334.
TheTirePressureMonitoringcontinuouslymoni-torstirepressureandtiretemperatureonallfourwheelsandwarnsthedriverwhenthetirepressureistoolow.
ThedisplayaswellasthesettingsfortheTirePressureMonitoringtakeplaceontheon-boardcomputer.However,youmuststilladjustthetirepressureonthewheel.
Thedriverisresponsibleforfillingthetirescorrectlyandmakingthecorrectsettingsontheon-boardcomputer.
TheTirePressureMonitoringoffersthefollowingfunctions:
–Displayoftheactualtirepressurewhilethevehicleisinmotion
–Displayofthedeviationfromtherequiredpressure(refillingpressure)
–Displayofcurrentlysettiresizeandtype
–Tirepressurewarningsintwostages
Caution!
DespitetheadvantagesofferedbytheTirePressureMonitoring,itisstillthedriver’sresponsibilitytoupdatethecorrespondingsettingsintheon-boardcomputerandmaintainthepressureinthetires.Lowtirepressurereducestheroadsafetyofthevehicleanddestroysthetireandwheel.
Whenaflattirehasbeendisplayed,immediate-lystopinasuitableplaceandcheckthetiresfordamage.Ifnecessary,remedythedamagewithatiresealant.
Donotbyanymeanscontinuetodrivewithdamagedtires.
Sealingthetirewithtiresealantisonlyanemergencyrepair,soyoucandrivetothenextauthorizedPorschedealer.Themaximumpermittedspeedis50mph(80km/h).
Donotdrivewithtireswhosetirepressuredropsagaininashortperiodoftime.Incasesofdoubt,havetirescheckedbyanauthorizedPorschedealer.
DamagedtiresmustbeimmediatelyreplacedbyanauthorizedPorschedealer.Tirerepairsarenotpermissibleunderanycircumstances.
IftheTirePressureMonitoringisdefective(e.g.defectivewheeltransmitter),contactanauthorizedPorschedealerimmediatelyandhavethedamagerepaired.ThetirepressurewillnotbemonitoredbyadefectiveTirePressureMonitoring.
Tiresloseairovertimewithoutatiredefectbeingpresent.Atirepressurewarningwillthenappearintheon-boardcomputerdisplay.Correctthetirepressureatthenextopportunity.
TheTirePressureMonitoringgivesawarningabouttiredamageduetonaturalpressurelossaswellasaboutagraduallossofpressureduetoforeignobjects.TheTirePressureMonitoringcannotwarnyouabouttiredamagethatoccurssuddenly(e.g.flattireduetoabruptexternaleffects).
Controls,Instruments127

TiretypeinfoinTirepressuremenu
Informationaboutthecurrentlysettires:
–Tiretype:Summertires,wintertires
–Tiresize:18,19inch
“Infotires”showsthecurrenttiresettings.
Callingupthe“Infotires”display
Pushoperatingleverforwardinordertoswitchontheselectionfield.
Select“TPC”withtheoperatinglever.
Pushoperatingleverforward.ThedisplaychangestotheTirepressuremenu.
Select“Infotires”withtheoperatinglever.
Pushoperatingleverforward.
Tireselectioninthe“Set”menu
Pushoperatingleverforwardinordertoswitchontheselectionfield.
Select“TPC”withtheoperatinglever.
Pushoperatingleverforward.ThedisplaychangestotheTirepressuremenu.
Controls,Instruments129

Selecttheappropriatetiresize(18or19inch)andpushoperatingleverforwards.Adisplayforconfirmingtheselectedtiresizeappears.
Note
Thismenuisonlydisplayedwhendifferenttiresizesareapproved.
Select“Continue”andpushtheoperatingleverforward.Settingofthetirecharacteristicshasonlybeensuccessfullycompletedwhenthemessage“Processcomplete”isdisplayedbytheon-boardcomputer.
Selectarrow(Back)andpushtheoperatingleverforward.ThedisplayreturnstotheTirepressuremenu.Theon-boardcomputeradditionallydisplaysthemessage“Systemlearning”.
Note
Themessage“Processaborted”appearsifthesettingprocessisinterrupted.Allentriesmadeuptothispointarelost,andtheoriginalsettingsremainineffect.Onlyifthemessage“Process
Controls,Instruments131

complete”appearsafterthesettingshavebeenmadewilltheTirePressureMonitoringre-learnthewheels.
Pleaseobservethechapter”SYSTEMLEARN-ING”onpage133.
Beforefittingtireswithsizeswhicharenotstoredintheon-boardcomputer,themissinginformationshouldbesupplementedintheon-boardcomputer.
PleaseconsultyourauthorizedPorschedealer.
UseonlytiresapprovedbyPorsche.
TheavailableitemsintheTirepressuremenudependontheequipmentofyourvehicle.Forthisreasonitispossiblethatsomeoftheitemsshownherearenotavailableonyouron-boardcomputer’sdisplay.Load(dependingonequipmentlevel)
Pushoperatingleverforwardinordertoswitchontheselectionfield.
Select“TPC”withtheoperatinglever.
Pushoperatingleverforward.ThedisplaychangestotheTirepressuremenu.
Select“Load”withtheoperatinglever.
Selectpartialloadorfullloadandpushtheoperatingleverforward.
Pleaseobservethechapter”TIREPRESSURESFORCOLDTIRES”onpage334.
Makesurethatthetirepressurescorrespondtotheon-boardcomputersettings.Correctthetirepressuresifnecessary.
132Controls,Instruments

Oncecleaned,leather(particularlytheheavilystressedleatherseats)mustbetreatedonlywithPorscheleathercareliquid.
Fabric,upholstery,carpetsandoor-mats
Useonlyavacuumcleaneroramediumstiffbrush.
RemovestainsandspotswithPorschestainremover.
ThePorscherangeofaccessoriesincludesnonskidfloor-matstoprotectthecarpetsinsummerandwinter.
Warning!
Riskofaccidentresultinginseriouspersonalinjuryordeath.
Alwayscheckthemovementofthepedalsbeforedrivingandmakesurethattheyarenotobstructedbyafloor-matoranyotherobject.
Securethefloor-mattopreventitfromslidingintopositionsthatcouldinterferewiththesafeoperationofyourvehicle-donotinstallthemlooselyinthevehicle.YourPorschedealerwillbegladtoofferyounonskidfloor-matsofthecorrectsize.
Alcantara
Regularcare
DonotusealeathercareproducttocleanAlcantara.
Forregularcareitissufficienttocleanthecoverwithasoftbrush.
Heavyabrasionorrubbingwhencleaningcausesapermanentchangeinthesurface.
Cleaningwhenlightlysoiled
Wetasoftclothwithwateroraneutralsoapsolutionandwipeoffthedirt.
Cleaningwhenheavilysoiled
Wetasoftclothwithlukewarmwaterorthinnedwhitespiritanddabthedirtfromtheoutsidein.
Safetybelts
Ifitbecomesnecessarytocleanthebelts,youcanuseanymildwashingagent.Allowthebeltstodrypriortoretracting,butavoiddirectsunlight.
Onlyusesuitablecleaners.Ifunsuitablecleanersareusedoranyattemptismadetodyeorbleachthebelts,thewebbingmaybeweakenedandthusconstituteasafetyrisk.
StoringyourPorsche
IfyouintendtostoreyourPorscheforaprolongedperiod,pleaseconsultyourauthorizedPorschedealer.Thestaffwillbegladtoadviseyouonthemostsuitableandnecessarymethods.
Cleanyourvehiclethoroughlyinsideandoutside.Cleantheenginecompartment.Theundercarriageandchassiscomponentsshouldbefreeofdirtandsaltdeposits.
Fillupthefueltank.
Changetheoilandoilfilter,andruntheengineforseveralminutes.
Increasethetirepressureto58psi(4bar).Itisnotrecommendedtoliftthevehicle,duetothepossibilityofcorrosiononshockabsorberpistonshafts.Thevehicleshouldbemovedslightly,approximatelyeveryfourweeks,topreventflatspotonthetires.
Climatecontrol
Theairconditioningsystemshouldbeingoodworkingconditionandfullycharged.
Windshield/Headlightwasher
Checkandcorrectantifreeze/cleaningsolutionlevelasnecessary.
Maintenance,CarCare263

Donotusecommerciallyavailablesealantortireinflatingbottles.OnlyusePorscheapprovedtiresealant.
Pleaseobservethechapter”TIREPRESSURESFORCOLDTIRES”onpage334.
Eachtire,includingthespare(ifprovided),shouldbecheckedevery2weekswhencold(68°F/20°C)andinflatedtotheinflationpres-surerecommendedinthisOwner’sManualoronthetire-pressureplate.IfyourvehiclehastiresofadifferentsizethanthesizeindicatedinthisOwner’sManualoronthetire-pressureplate,youshoulddeterminethepropertireinflationpressureforthosetires.
Asanaddedsafetyfeature,yourvehiclehasbeenequippedwithaTirePressureMonitoring(TPC)thatilluminatesalowtirepressuremessagewhenoneormoreofyourtiresissignificantlyunder-inflated.Accordingly,whenthelowtirepressuremessageilluminates,youshouldstopandcheckyourtiresassoonaspossible,andinflatethemtotheproperpressure.Drivingonasignificantlyunder-inflatedtirecausesthetiretooverheatandcanleadtotirefailure.Under-inflationalsoreducesfuelefficiencyandtiretreadlife,andmayaffectthevehicle’shandlingandstoppingability.
PleasenotethattheTPCisnotasubstituteforpropertiremaintenance,anditisthedriver’sresponsibilitytomaintaincorrecttirepressure,evenifunder-inflationhasnotreachedthelevelto
triggerilluminationoftheTPClowtirepressuremessage.
Onvehicleswithtirepressuremonitoring:
Pleaseobservethechapter”TPCTIREPRESSUREMONITORING”onpage127.
Whentiresarewarm,thetirepressureisincreased.
Neverletairoutofhottires.Thiscouldcausethetirepressuretofallbelowtheprescribedvalue.
Insufficienttirefillingpressurecancausetirestooverheatandthusbedamaged-eveninvisibly.Hid-dentiredamageisnoteliminatedbysubsequentlycorrectingthetirepressure.
Overloading
Danger!
Riskofdamagetovehicleparts,lossofcontrolandseriouspersonalinjuryordeath.
Donotoverloadyourvehicle.Becarefulabouttheroofload.
Ifloadingthevehiclealsocorrectthetirepressure.Tirepressureforloadedvehiclecanbefoundonthetirepressureplateandinthechaptertechnicaldata.
Neverexceedthespecifiedaxleload.Over-loadingcanshortentheservicelifeofthetiresandcar,aswellasleadtodangerousvehiclereactionsandlongbrakingdistances.Damageduetooverloadingisnotcoveredbythevehi-clewarranty.
Pleaseobservethechapter”LOADINGINFORMATION”onpage278.
Pleaseobservethechapter”TIREPRESSURESFORCOLDTIRES”onpage334.
PracticalTips,EmergencyService269

Exampleofatirepressureplate
Tirepressureplate
Informationonthetirepressureplate
ASeatingcapacityMaximumnumberofvehicleoccupants,includingthedriver.
BVehicleloadlimitIsthemaximumtotalweightlimitspecifiedoftheload(passengersandcargo)forthevehicle.Thisisthemaximumweightofpassengersandcargothatcanbeloadedintothevehicle.Pleaseobservethechapter”LOADINGINFORMATION”onpage278.
CTiresizeforthefrontaxleCheckwithyourauthorizedPorschedealeraboutthecurrentreleasestatus.
DRecommendedtirepressureforthefrontaxleThesevaluesareforcoldtires(68°F/20°C).
ETiresizefortherearaxleCheckwithyourauthorizedPorschedealeraboutthecurrentreleasestatus.
FRecommendedtirepressurefortherearaxleThesevaluesareforcoldtires(68°F/20°C).
GInvehicleswithcollapsiblesparewheel:Sizeandtirepressureofthesparewheel.
Tiretraction
Warning!
Whendrivingonwetorslushyroads,awedgeofwatermaybuildupbetweenthetiresandtheroad.Thisphenomenonisknownas“hydroplane”andmaycausepartialorcompletelossoftraction,vehiclecontrolorstoppingability.
Reducespeedonwetsurfacetopreventthis.
Tirelife
Tirelifedependsonvariousfactors,i.e.,roadsurfaces,trafficandweatherconditions,drivinghabits,typeoftiresandtirecare.
Inspectyourtiresforwearanddamagebeforedrivingoff.Ifyounoticeunevenorsubstantialwear,wheelsmightneedalignmentortiresshouldbebalancedorreplaced.
270PracticalTips,EmergencyService

ExampleofInscription
Inscriptiononradialtire
ATiresize
Example:P295/30ZR19100Y
–P-ThetireisdesignedforPassengervehicle.Thisinformationisnotincludedonalltires.
–295-Indicationoftirewidthinmm
–30-Indicationoftireheighttotirewidthratioinpercent
–ZR-codeletterforradialtiresforspeedsabove150mph/240km/hTherearecur-rentlynostandardsconcerningtirestrengthatspeedsabove150mph(240km/h).
–R-Belttypecodeletterforradial
–19-Indicationofrimdiameterininches
–100-Loadcapacitycoefficient
–Y-Speedcodeletter
–XL(ExtraLoad)-Tirewithincreasedloadrating
BTIN(TireIdenticationNumber)
Example:DOTxxxxxxxxxxxx
–DOT-TheDOTsymbolindicatesthatthetirescomplywiththerequirementsoftheUSDepartmentofTransportationandprovidesinformationabout:
–firsttwo-digitcodemeansmanufacture’sidentificationmark.
–secondtwo-digitcodemeanstiresize.
–thirdfour-digitcodemeanstiretypecode.
276PracticalTips,EmergencyService

Tires,Rims,Tracks911Carrera,911CarreraS
TireRimRimoffsetTrack
Summertires*front235/40ZR18(91Y)8Jx18H257mm58.5in./1486mmrear265/40ZR18(101Y)XL10Jx18H258mm60.4in./1534mm
orfront235/35ZR19(87Y)8Jx19H257mm58.5in./1486mmrear295/30ZR19(100Y)XL11Jx19H267mm59.7in./1516mm
orfront235/35ZR19(87Y)8.5Jx19H255mm58.7in./1490mmrear305/30ZR19(102Y)XL11.5Jx19H267mm59.7in./1516mm
Snowtiresfront235/40R1891VM+S8Jx18H257mm58.5in./1486mmrear265/40R1897VM+S1)10Jx18H258mm60.4in./1534mm
orfront235/35R1987VM+S8Jx19H257mm58.5in./1486mmrear295/30R19100VXLM+S11Jx19H267mm59.7in./1516mm
Theloadcapacitycoefficient(e.g.“91”)andmaximumspeedcodeletter(e.g.“Y”)areminimumrequirements.
SnowchainsCanbemountedonlyontherearwheels;maximumspeed30mph(50km/h).UseonlyPorscheauthorizedfine-linkcross-typeoredgechains.Snowchainclearancecanbeguaranteedonlyonthetire+rimcombinationmarked1)withoutspacers.
TireandrimsizesExtensivetestsareperformedbeforespecifictiresandwheelsareapprovedbyPorsche.YourPorschedealerhasinforma-tionaboutapprovedtiresandwheelsandishappytoassistyou.Ifaftermarkettiresand/orwheelsareinstalledwhicharenotapprovedbyPorsche,thevehicle’sdriveability,stabilitywhileinmotionandhandlingcharacteristicsmightbeimpaired.SincePorschehasnodataonsuchcombinations,Porschecannotstandbehindthesafetyordurabilityoftheseaftermarketcombinations.
*911CarreraS:Summertires19-inchonly
330VehicleIdentification,TechnicalData