2007 PORSCHE BOXSTER wheel size

Alwayskeepfeetinthefootwellwhiledriving.Donotputfeetonthedashboardortheseatarea.Donotleanagainsttheinsideofthedoororoutsidethewindowwhilethevehicleismoving.
UsingaccessoriesnotapprovedbyPorschecancausetheweightsensingsystemtobeimpaired.
Donotsqueezeobjects,suchasthefireextinguisher,orfirstaidkitundertheseat.
OnlyhaveseatsremovedandinstalledbyanauthorizedPorschedealersothatweightsensingcomponentswillnotbedamaged.
Giveyourpassengeralloftheinformationinthischapter.
Note
Airbagcomponents(e.g.steeringwheel,doorlining,seats)maybedisassembledonlybyanauthorizedPorschedealer.
Whendisposingofausedairbagunit,oursafetyinstructionsmustbefollowed.TheseinstructionscanbeobtainedatanyauthorizedPorschedealer.
Functionoftheairbagsystem
Airbagsareasupplementalsafetysystem.Yourprimaryprotectioncomesfromyoursafetybelts.
Thefrontairbagsaretriggeredduringafrontalcollisionofsufficientforceanddirection.Inthe
eventofasideimpactofcorrespondingforce,thesideairbagontheimpactsideistriggered.
Theinflationprocessgeneratestheamountofgasrequiredtofilltheairbagsatthenecessarypressureinfractionsofasecond.
Airbagshelptoprotecttheheadandupperbody,whilesimultaneouslydampingthemotionofthedriverandpassengerintheimpactdirectionintheeventofafrontalimpactorsideimpact.
Inordertohelpprovideprotectioninseverecollisionswhichcancausedeathandseriousinjury,airbagsmustinflateextremelyrapidly.Suchhighspeedinflationhasanegativebutunavoidablesideeffect,whichisthatitcananddoescauseinjuries,includingfacialandarmabrasions,bruisingandbrokenbones.Youcanhelpminimizesuchinjuriesbyalwayswearingyoursafetybelts.
Therearemanytypesofaccidentsinwhichairbagsarenotexpectedtodeploy.Theseincludeaccidentswheretheairbagswouldprovidenobenefit,suchasarearimpactagainstyourvehicle.Otheraccidentswheretheairbagsaredesignednottodeployarethosewheretheriskofinjuryfromtheairbagdeploymentcouldexceedanyprotectivebenefits,suchasinlowspeedaccidentsorhigherspeedaccidentswherethevehicledeceleratesoveralongertime.Sinceairbagdeploymentdoesnotoccurinallaccidents,thisfurtheremphasizestheneedforyouandyourpassengertoalwayswearsafetybelts.
Yourvehicleisequippedwithacrashsensinganddiagnosticmodule.Thismodulewillrecordtheuseoftheseatbeltrestraintsystembythedriverandpassengerwhentheairbagsand/orbelttensionerwork.
AdvancedAirbag
Yourvehicleisequippedwithaweightsensingsystemforthepassenger’sseatinaccordancewithU.S.Federal/CanadianMotorVehicleSafetyStandard208.Dependingontheweightactingonthepassenger’sseat,thepassenger’sairbagwillautomaticallybeswitchedonandoff.
Dependingontheangleandforceofimpact,thepassenger’sairbagwhichisactivatedwillbetriggeredduringacollision.
Preconditionforswitchingthepassenger’sairbagonandoff,dependingonweight:
–Vehiclesequippedwithkey-operatedairbagdeactivationdevice:SwitchpositionAUTO.
–Ignitionkeyisinserted.
Seatadjustmentforthepassenger’sseat
Iftheseatisinanextremeposition(e.g.,thebackrestisincontactwiththeenginecompartmentwall),thebackrestcanwarp.Warpingofthebackrestcanleadtomalfunctions.
Controls,Instruments53

TPCTirePressureMonitoring
Function
Pleaseobservethechapter”TIREPRESSUREFORCOLDTIRES”onpage304.
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.
Donotbyanymeanscontinuetodrivewithdefectivetires.
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,Instruments119

complete”appearsafterthesettingshavebeenmadewilltheTirePressureMonitoringre-learnthewheels.
Pleaseobservethechapter”SYSTEMLEARN-ING”onpage125.
Beforefittingtireswithsizeswhicharenotstoredintheon-boardcomputer,themissinginformationshouldbesupplementedintheon-boardcomputer.
PleaseconsultyourauthorizedPorschedealer.
UseonlytiresapprovedbyPorsche.
TheavailableitemsintheTirepressuremenudependontheequipmentofyourvehicle.Forthisreasonitispossiblethatsomeoftheitemsshownherearenotavailableonyouron-boardcomputer’sdisplay.Tirepressurewarnings
TheTirePressureMonitoringwarnsaboutlossinpressureintwostages,dependingontheamountofpressureloss:
Stage1-Addair(3to6psi(0.2to0.4bar)lossinpressure)
Stage2-Flattire(from6psi(0.4bar)lossinpressure)
Stage1-Addair
Thepressureinthetireistoolowby3to6psi(0.2to0.4bar).Drivingwithinsufficienttirepressurereducestheroadsafetyofthevehicleanddestroysthetireandwheel.
Thetirepressurewarningcontainstheaffectedtirewiththetirepressuretobeadded.Correctthetirepressureatthenextopportunity.
Thistirepressurewarningappearswithvehiclestoppedandcanbeacknowledged.Thetirepressurewarninglightintheinstrumentpanelgoesoutwhenthetirepressurehasbeencorrected.
Stage2-Flattire
Thepressureinthetirehasdroppedbymorethan6psi(0.4bar).Thissignificantpressurelossisadangertoroadsafety.
124Controls,Instruments

Exampleofatirepressureplate
Tirepressureplate
Informationonthetirepressureplate
ASeatingcapacityMaximumnumberofvehicleoccupants,includingthedriver.
BVehicleloadlimitIsthemaximumtotalweightlimitspecifiedoftheload(passengersandcargo)forthevehicle.Thisisthemaximumweightofpassengersandcargothatcanbeloadedintothevehicle.Pleaseobservethechapter”LOADINGINFORMATION”onpage254.
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.
246PracticalTips,EmergencyService

BoxsterSTiresRimRimoffsetTrack
Summertiresfront235/40ZR1891Y8Jx18H257mm58.5in./1486mm
rear265/40ZR18101YXL9Jx18H243mm60.2in./1528mm
orfront235/35ZR1987Y8Jx19H257mm58.5in./1486mm
rear265/35ZR1994Y9.5Jx19H246mm60.0in./1522mm
Snowtiresfront235/40R1891VM+S8Jx18H257mm58.5in./1486mm
rear255/40R1895VM+S*9Jx18H243mm60.2in./1528mm
Theloadcapacitycoefficient(e.g.“91”)andmaximumspeedcodeletter(e.g.“Y”)areminimumrequirements.
Whenchangingtiresorfittingnewones:
Pleaseobservethechapter”WHEELBOLTS”onpage260.
Danger!
InstallationofsizesnotauthorizedbyPorschemayhaveadangerouseffectonthedrivingstabilityandcouldresultinseverepersonalinjuryordeath.
Beforemountingnewtires,checkwithyourPorschedealeraboutthecurrentreleasestatus.
302VehicleIdentification,TechnicalData

TireandrimsizesExtensivetestsareperformedbeforespecifictiresandwheelsareapprovedbyPorsche.YourPorschedealerhasinfor-mationaboutapprovedtiresandwheelsandishappytoassistyou.Ifaftermarkettiresand/orwheelsareinstalledwhicharenotapprovedbyPorsche,thevehicle’sroadabilityandhandlingcharacteristicsmightbeimpaired.SincePorschehasnodataonsuchcombinations,Porschecannotstandbehindthesafetyordurabilityoftheseaftermarketcombinations.
Snowchains*Canbemountedonlyontherearwheels;maximumspeed30mph/50km/h.UseonlyPorscheauthorizedfine-linkcross-typeoredgechains.Snowchainclearancecanbeguaranteedonlywiththetire+rimcombinationmarked.
VehicleIdentification,TechnicalData303

RRadiatorfans..............................................211Radioreception...........................................178Rainsensor................................................148Rangeonremainingfuel.......................103,133Rearfoglight......................................144,284Rearlid......................................................171Rearspoiler............................................75,76Rearviewmirrors..........................................36Rearwindowdefogger...................................38Relays........................................................265Releasebutton............................................187Remotecontrol.............................................23Replacementkey...........................................22Replacingbulbs...........................................276Replacingwiperblades................................209Retractablespoiler........................................75RimsDiameter..............................................253Rimwidth.............................................253
SSafetyBeltWarninglight...........................................50Safetybelts....................................49,51,239Safetycompliancesticker............................296Sealingset.................................................256Seals,careof.............................................237Seat............................................................40Adjustment.......................................40,41Heating..................................................45Memory.................................................43
Selectorlever.............................................187Selectorleverpositionindicator......95,188,189Serviceflap................................176,210,213Shiftinggear...............................................186Shiftlock.....................................................187Sidelights..................................................284Sidemarkerlight.................................144,283Sidevents..................................................158Snowchains...............................251,302,304Snowtires..........................................250,301Sockets.....................................................162Spacers.....................................................263Sparekey.....................................................22Sparewheel................................................304Speedcodeletter........................................252Speedcontrol...............................89,149,152Speedlimit.........................................105,252Speedometer...............................................92Spoiler.........................................................75Fixed.....................................................76Retractable............................................75Sportmode......................................70,72,74Sportsexhaustsystem..................................69Sportsseat..................................................40Stabilitymanagementsystem(PSM)................71Starting..................................................81,82Startingandstoppingtheengine.....................81SteeringwheelAdjustment.............................................46Buttons..................................................47Lock..........................................81,82,84Rockerswitches...................................187
Toggleswitches....................................187Stopwatch..................................................112Storageoptions..........................................164StoringyourPorsche...................................239Sunvisors....................................................48
TTachometer..................................................93Taillight......................................................284Tank..................................................221,222Cap.....................................................222Ventilationsystem.................................227Telephone..................................................179Temperaturesetting............................152,155Temperature,outsideindicator.......................97Teststand,measurements.............................73Theftprotection............................................21Tiptronic....................................................187Indicator................................................95TirePressureMonitoring..............................119Tires.....................................19,243,301,302Checkingpressure................................262Inscription............................................252Loadinginformation..............................254Pressure......................................244,302Pressureplate......................................297Sealant................................................256Sidewall...............................................252Size.....................................................252Tiresandtirecare........................................243Tools.........................................................174Towing...............................................292,293
Index317

Track.........................................................301Transmission..............................186,299,300Fluid....................................231,232,306Trunkentrapment................................170,171Turnsignals..........................................93,146
UUndercoating......................................225,237
VValves........................................................248Vanitymirror.................................................48VehicleCare....................................................233Databank.............................................296Identificationnumber.............................296Puttingintooperation............................270Washing...............................................233Ventilation..................................................155Vents.................................................152,155Viscosity,engineoil.....................................215
WWarningmessages......................................134Washerfluid........................................228,306Washerlever...............................................147Washing.....................................................233Weights......................................................308WelcomeHomeFunction..............................144Wheel.................................238,243,301,302Bolts..............................................22,260Changing.............................................261
Checkingpressure................................262Inscription............................................252Loadinginformation..............................254Pressureplate......................................297Sidewall...............................................252Size.....................................................252Tirepressure........................................244Tiresealant..........................................256Windows.................................31,34,194,236Washernozzles.....................................147Washersystem.............................228,306Windshieldwipers................................147,209Replacing.............................................209Windstop....................................................201WinterdrivingJumpercables......................................274WinteroperationBattery................................................270Coolant................................................210Seals...................................................237Snowchains.........................................251Tires....................................................250Washerfluid..........................................228Wiperblades........................................209
318Index