
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.
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Snowtires
Forabettergriponsnowandice,useradialM+Stireswithstuds.CheckwithyourlocalMotorVehicleBureauforpossiblerestrictions.
Danger!
Riskoflossofcontrolanddamagetothevehicleaswellasseriouspersonalinjuryordeath.Thestandardtiresproleandrubbermixtureareoptimizedforwetanddrydrivingconditions,andmaynotprovefavorableforsnowconditions.
ThereforeinstallM+Stiresbeforedrivinginsuchconditions.
Beforemountingsnowtires,consultwithyourPorschedealer.Hehasthetechnicalinformationnecessarytoadviseyouonwheelandtirecompatibility.
Snowtiresshouldhavethesameloadcapacityasoriginalequipmenttiresandshouldbemountedonallfourwheels.Snowtireswithstudsshouldberunatmoderatespeedswhennewinordertogivethestudstimetosettle.
Danger!
Tireswithbadlyworntreadsandstudsareverydangerousandcouldcauseaccidentsresultinginseriouspersonalinjuriesordeath.
Makesuretheyarereplacedimmediately.
Donotdriveavehicleequippedwithsnowtiresatprolongedhighspeed.Snowtiresdonothavethesamedegreeoftractionondry,wetorsnowfreeroadsasanormaltire.Furthermore,snowtireswearrapidlyundertheseconditions.
Complywithallstateandlocallawsgoverningsnowtireandtreaddepthrequirements.
Danger!
Riskofaccidentandseriouspersonalinjuryordeathduetoexcessivespeed.
Alwayscheckthemaximumspeedratingonthetiresidewallonanytireonthevehicle.
Neverexceedthemaximumspeedratingofthetires.
Fitwintertirestobothaxleswellbeforethecoldseasonbegins.YourauthorizedPorschedealerwillbepleasedtoadviseyou.
Maintenancenote
Werecommendfittingwintertiresonthevehicleattemperaturesbelow45°F(7°C).
Wintertireslosetheirtractioncapabilitywhentheirtreaddepthfallsbelow5/32in.(4mm).
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ExampleofInscription
Inscriptiononradialtire
ATiresize
Example:P265/40ZR18101Y
–P-ThetireisdesignedforPassengervehicle.Thisinformationisnotincludedonalltires.
–265-Indicationoftirewidthinmm
–40-Indicationoftireheighttotirewidthratioinpercent
–ZR-codeletterforradialtiresforspeedsabove150mph(240km/h).Therearecur-rentlynostandardsconcerningtirestrengthatspeedsabove150mph(240km/h).
–R-Belttypecodeletterforradial
–18-Indicationofrimdiameterininches
–101-Loadcapacitycoefficient
–Y-Speedcodeletter
–XL(ExtraLoad)-Tirewithincreasedloadrating
BTIN(TireIdenticationNumber)
Example:DOTxxxxxxxxxxxx
–DOTTheDOTsymbolindicatesthatthetirescomplywiththerequirementsoftheUSDepartmentofTransportationandprovidesinformationabout:
–firsttwo-digitcodemeansmanufacture’sidentificationmark.
–secondtwo-digitcodemeanstiresize.
–thirdfour-digitcodemeanstiretypecode.
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LoadingInformation
Denitions
TheCurbweight-actualweightofyourvehicle-vehicleweightincludingstandardandoptionalequipment,fluidsandemergencytools.Thisweightdoesnotincludepassengersandcargo.
TheGrossVehicleWeightissumofthecurbweightandtheweightofpassengersandcargocombined.
TheGrossVehicleWeightRatingisthemaxi-mumtotalweightofvehicle,passengers,luggageandoptionalequipment.
TheGrossAxleWeightRatingisthemaximumloadlimitforthefrontortherearaxle.Thisinformationislocatedonthesafetycompliancestickerlocatedinthedriver’ssidedoorjamb.
Fordeterminingthecompatibilityofthetireandvehicleloadcapabilities:
Pleaseobservethechapter”TIRES,RIMS,TRACKS”onpage301.
Theloadcapacitycoefficient(e.g.“101”)isaminimumrequirement.
TheGrossCombinedWeightRatingisthemaxi-mumtotalweightratingofvehicle,passengersandcargo.
TheVehicleCapacityWeight-LoadLimit-isthemaximumtotalweightlimitspecifiedoftheload(passengersandcargo)forthevehicle.Thisisthe
maximumweightofpassengersandcargothatcanbeloadedintothevehicle.Thisinformationcanbefoundonthetirepressureplate.
Themaximumloadedvehicleweightisthesumofcurbweight,accessoryweight,vehiclecapacityweightandproductionoptionsweight.
Theloadratingisthemaximumloadthatatireisratedtocarryforagiveninflationpressure.
Themaximumloadratingistheloadratingforatireatthemaximumpermissbleinflationpressure.
Thecargocapacityisthepermissibleweightofcargo,thesubtractedweightofpassengersfromtheloadlimit.
Neverexceedthepermissiblelimits.
Danger!
Riskoflossofcontrol,damagetovehicleandseriouspersonalinjuryordeath.
Neverexceedthespecifiedaxleloads.Overloadingcanshortentheservicelifeofthetiresandcar,aswellasleadtodangerousvehiclereactionsandlongbrakingdistances.Damageduetooverloadingisnotcoveredbythevehiclewarranty.
Examplefordeterminingthecombinedweightofoccupantsandcargo
VehicleLoadCapacity
Thecombinedweightofoccupantsandcargoshouldneverexceedtheweightshownonthetireplateinthevehicle.
Pleaseobservethechapter”TIREPRESSUREPLATE”onpage297.
Neverexceedthenumberofpassengersshownonthetirepressureplateinthevehicle.
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Determiningthecombinedweightofoccupants
andcargo:
Addtheweightofalloccupantsandthenaddthetotalluggageweight(gure).
Stepsfordeterminingcorrectloadlimit
1.Locatethestatement"ThecombinedweightofoccupantsandcargoshouldneverexceedXXXpounds"onyourvehicle’splacard(dependingonthedateofmanufacture).
2.Determinethecombinedweightofthedriverandpassengerthatwillberidinginyourvehicle.
3.SubtractthecombinedweightofthedriverandpassengerfromXXXkilogramsorXXXpounds.
4.Theresultingfigureequalstheavailableamountofcargoandluggageloadcapacity.Forexample,ifthe"XXX"amountequals400lbs.andtherewillbetwo-150lbpassengersinyourvehicle,theamountofavailablecargoandluggageloadcapacityis100lbs.(400-300(2x150)=100lbs.).
5.Determinethecombinedweightofluggageandcargobeingloadedonthevehicle.ThatweightmaynotsafelyexceedtheavailablecargoandluggageloadcapacitycalculatedinStep4.
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Slowbatterycharching
1.Payattentiontoallwarningsandfollowinstructionsthatcomewithyourbatterycharger.
2.Whencharging,ensureadequateventilation.
3.Removebattery.
Pleaseobservethechapter”REMOVINGTHEBATTERY”onpage271.
4.Allventcapsshouldbeopen.Thefluidlevelshouldmeettheindicatormarkineachcell.
5.Ensurethatchargerisswitchedoff-dangerofshortcircuit!
6.Connectchargercables.ChargercablesmustbeconnectedPOSITIV(+)toPOSITIV(+)andNEGATIVE(-)toNEGATIVE(-).
7.Switchoncharger.Normallyabatteryshouldbechargedatnomorethan10percentofitsratedcapacity.Ratedcapacityofthebatteryinyourvehicleislistedonthebatteryhousing.
8.Aftercharging,turnoffchargeranddisconnectchargercables.
9.Tightentheventcapsandreinstallbattery.
Pleaseobservethechapter”EMERGENCYSTARTINGWITHJUMPERCABLES”onpage273.
Winteroperation
Thecapacityandabilityofthebatterytostorepowerdecreasesatlowoutsidetemperatures.Additionally,morepowerisconsumedwhilestarting,andtheheadlights,heater,rearwindowdefogger,etc.,areusedmorefrequently.
LetyourPorschedealertestthebattery’scapacitybeforewintersetsin.
Thebatterywilldischargemorequicklyifyourvehicleisnotdrivenonadailybasisoveradistanceofseveralmiles.Themoreoftenyoudriveyourvehicle,andthelongerthedistancedriveneachtrip,themoreopportunitythevehicle’schargingsystemwillhavetorechargethebattery.
Replacingthebattery
Theservicelifeofthebatteryissubjecttonormalwear;itdependsgreatlyoncare,climaticcondi-tionsanddrivingconditions(distances,loads).
OnlyuseanoriginalPorschebatterywiththecorrectpartnumber,asareplacement.
Pleaseobservethedisposalinstructionsforbatteries.
Puttingvehicleintooperation
Afterthebatteryisconnectedorafteranexhaus-tivelydischargedbatteryischarged,themul-tifunctionalPSMlightlightsupontheinstrumentpanelandamessageappearsontheon-boardcomputertoindicateafault.
Thisfaultcanberemediedwithafewsimplesteps:
1.Starttheengine.
2.Withthevehiclestationary,performafewsteeringmovementstotheleftandrightandthendriveashortdistanceinastraightlineuntilthemultifunctinalPSMlightgoesoutandthemessageontheon-boardcomputerdisappears.
3.Ifthewarningsdonotdisappear,then:Drivecarefullytothenearestqualifiedspecialistworkshop.Havethefaultremedied.
4.Afterthewarningsdisappear,stopthevehicleinasuitableplace.
5.Performadaptationofthepowerwindows:
Pleaseobservethechapter”STORINGENDPOSITIONOFTHEWINDOWS”onpage35.
Ignitionkey/ignitionlock
Donotinserttheignitionkeyintotheignitionlockifthevehiclebatteryisdischarged.Theignitionkeycannolongerberemoved.
Thekeycannotberemoveduntilthevehicleelectricalsystemissuppliedwithpoweragain.
Pleaseobservethechapter”EMERGENCYUNLOCKINGOFTHEFRONTLUGGAGECOMPARTMENTLID”onpage266.
Pleaseobservethechapter”EMERGENCYSTARTINGWITHJUMPERCABLES”onpage273.
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Tires,Rims,Tracks
BoxsterTiresRimRimoffsetTrack
Summertiresfront205/55ZR1791Y6.5Jx17H255mm58.7in./1490mm
rear235/50ZR1796Y8Jx17H240mm60.4in./1534mm
orfront235/40ZR1891Y8Jx18H257mm58.5in./1486mm
rear265/40ZR18101YXL9Jx18H243mm60.2in./1528mm
orfront235/35ZR1987Y8Jx19H257mm58.5in./1486mm
rear265/35ZR1994Y9.5Jx19H246mm60.0in./1522mm
Snowtiresfront205/55R1791VM+S6.5Jx17H255mm58.7in./1490mm
rear235/50R1796VM+S*8Jx17H240mm60.4in./1534mm
orfront235/40R1891VM+S8Jx18H257mm58.5in./1486mm
rear255/40R1895VM+S*9Jx18H243mm60.2in./1528mm
Theloadcapacitycoefficient(e.g.“91”)andmaximumspeedcodeletter(e.g.“V”)areminimumrequirements.
VehicleIdentification,TechnicalData301

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.
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