
Fuel
Generalinformation
Warning!
Fuelishighlyammableandharmfultohealth.
Fire,openflameandsmokingareprohibitedwhenhandlingfuel.
Avoidcontactwithskinorclothing.
Donotinhalefuelvapors.
Warning!
Topreventdamagetotheemissioncontrolsystemandengine:
Neverdrivethetankcompletelyoutoffuel.
Avoidhighcorneringspeedsafterthewarninglightshavecomeon.
Pleaseobservethechapter”FUELECONOMY”onpage219.
Pleaseobservethechapter”EMISSIONCONTROLSYSTEM”onpage225.
Pleaseobservethechapter”FUEL”onpage221.
Checkenginewarninglight
Ifthewarninglightsintheinstrumentpanelandon-boardcomputercomeonandremainonwhiledriving,itsuggests:
–animproperlyfastenedtankcapor
–refuelingwithenginerunning.
Openingthellerap
Thefilleropeningisunderthefillerflapinthefrontrightfender.
Withthevehicleunlocked,pressonthefrontpartofthefillerflap(arrow)toopentheflap.
Thefillerflapiscentrallylockedalongwiththeotherlocks.
Maintenance,CarCare221

FuelRecommendations
YourPorscheisequippedwithcatalyticconvertersandmustuseUNLEADEDFUELONLY.
Yourengineisdesignedtoprovideoptimumperformanceandfueleconomyusingunleadedpremiumfuelwithanoctaneratingof98RON(93CLCorAKI).Porschethereforerecommendstheuseofthesefuelsinyourvehicle.
Porschealsorecognizesthatthesefuelsmaynotalwaysbeavailable.Beassuredthatyourvehiclewilloperateproperlyonunleadedpremiumfuelswithoctanenumbersofatleast95RON(90CLCorAKI),sincetheengine’s”ElectronicOctane™knockcontrol“willadapttheignitiontiming,ifnecessary.
TheuseofUNLEADEDFUELONLYiscriticallyimportanttothelifeofthecatalyticconvert-ers.Depositsfromleadedfuelswillruintheconvertersandmakeitineffectiveasanemis-sioncontroldevice.
Carswithcatalyticconvertershaveasmallerfueltankopening,andgasstationpumpshavesmallernozzles.Thiswillpreventaccidentalpumpingofleadedfuelintocarswithcatalyticconverters.
UnleadedfuelsmaynotbeavailableoutsidethecontinentalU.S.andCanada.Therefore,werecommendyoudonottakeyourcartoareasorcountrieswhereunleadedfuelmaynotbeavailable.
Octaneratings
Octaneratingindicatesafuel’sabilitytoresistdetonation.Therefore,buyingthecorrectoctanegasisimportanttopreventengine”damage“.
TheRONoctaneratingisbasedontheresearchmethod.TheCLC(U.S.CostofLivingCounciloctanerating)orAKI(antiknockindex)octaneratingusuallydisplayedonU.S.fuelpumpsiscalculatedasresearchoctanenumberplusmotoroctanenumber,dividedby2,thatiswrittenas:
RON+MONR+M
2or2
TheCLCorAKIoctaneratingisusuallylowerthantheRONrating:
Forexample:95RONequals90CLCorAKI.
Fuelscontainingalcoholandether
SomeareasoftheU.S.requireoxygenatedfuelsduringcertainportionsoftheyear.Oxygenatedfuelsarefuelswhichcontainalcohols(suchasmethanolorethanol)orether(suchasMTBE).
Undernormalconditions,theamountofthesecompoundsinthefuelwillnotaffectdriveability.
YoumayuseoxygenatedfuelsinyourPorsche,providedtheoctanerequirementsforyourvehiclearemet.Werecommend,however,tochangetoadifferentfuelorstationifanyofthefollowingproblemsoccurwithyourvehicle:
–Deteriorationofdriveabilityandperformance.
–Substantiallyreducedfueleconomy.
–Vaporlockandnon-startproblems,especiallyathighaltitudeorathightemperature.
–Enginemalfunctionorstalling.
FuelscontainingMMT
SomeNorthAmericanfuelscontainanoctaneenhancingadditivecalledmethylcyclopentadienylmanganesetricarbonyl(MMT).
Ifsuchfuelsareused,youremissioncontrolsystemperformancemaybenegativelyaffected.
Thecheckenginewarninglightonyourinstrumentpanelmayturnon.Ifthisoccurs,Porscherecom-mendsyoustopusingfuelscontainingMMT.
224Maintenance,CarCare

EmissionControlSystem
Intheinterestofcleanair
Pollutionofourenvironmenthasbecomeaproblemthatisofincreasingconcerntoallofus.Weurgeyoutojoinusinoureffortsforcleanerairincontrollingthepollutantsemittedfromtheautomobile.
Porschehasdevelopedanemissioncontrolsystemthatcontrolsorreducesthosepartsoftheemissionthatcanbeharmfultoourenvironment.YourPorscheisequippedwithsuchasystem.
PorschewarrantstheEmissionControlSysteminyournewcarunderthetermsandconditionssetforthintheWarrantyBooklet.
You,astheownerofthevehicle,havetherespon-sibilitytoprovideregularmaintenanceserviceforthevehicleandtokeeparecordofallmaintenanceworkperformed.Tofacilitaterecordkeeping,havetheserviceperformedbyauthorizedPorschedeal-ers.TheyhavePorschetrainedtechniciansandspecialtoolstoprovidefastandefficientservice.
Toassureefcientoperationofthe
EmissionControlSystem
HaveyourvehiclemaintainedproperlyandinaccordancewiththerecommendationsdescribedinyourMaintenanceBooklet.Lackofpropermaintenance,aswellasimproperuseofthevehicle,willimpairthefunctionoftheemissioncontrolsystemandcouldleadtodamage.
Donotalterorremoveanycomponentoftheemissioncontrolsystem.
Donotalterorremoveanydevice,suchasheatshields,switches,ignitionwires,valves,etc.,whicharedesignedtoprotectyourvehicle’semissioncontrolsystem.Inadditiontoseriousenginedamage,thiscanresultinafireifexcessrawfuelreachestheexhaustsystem.
Donotcontinuetooperateyourvehicleifyoudetectenginemisfireorotherunusualoperatingconditions.
Parking
Warning!
Dangerofreresultinginseriouspersonalinjuryordeath.
Donotparkoroperatethevehicleinareaswherethehotexhaustsystemmaycomeincontactwithdrygrass,brush,fuelspillorotherflammablematerial.
Ifyourcarcatchesonfireforanyreason,callthefiredepartment.Donotendangeryourlifebyattemptingtoputoutthefire.
Undercoating
Danger!
Dangerofreresultinginseriouspersonalinjuryordeath.
Donotapplyadditionalundercoatingorrust-proofingonorneartheexhaustmanifold,exhaustpipes,catalyticconvertersorheatshields.Duringdrivingthesubstanceusedforundercoatingcouldoverheatandignite.
Maintenance,CarCare225

WasherFluid
Capacity
–Withoutheadlightcleaningsystem:approxi-mately2.6quarts(2.5liters).
–Withheadlightcleaningsystem:approximately6.3quarts(6liters).
Washeruid
Generalinformationonwasheruid
Thereservoir,withabluescrewcap,isinthefrontluggagecompartment,totherearleft.
Cleanwaterisgenerallynotenoughtocleanthewindshieldandheadlights.Dependingontheseason,mixthewaterwiththeappropriateadditives.Followtheinstructionsforthemixtureratio.
Onlyusewindowcleanerconcentratewhichmeetsthefollowingrequirements.
–Dilutability1:100
–Phosphate-free
–Suitableforplasticheadlightlenses.
WerecommendwindowcleanerconcentratesapprovedbyPorsche.YourauthorizedPorschedealerwillbepleasedtoadviseyou.
Summerlling
Water+windowcleanerconcentrateatthemixingratioindicatedonthecontainer.
Winterlling
Water+antifreezeprotection+windowcleanerconcentrateatthemixingratioindicatedonthecontainer.
Pleasenotealltheinformationonthecontain-ersofthewindowcleanerconcentrateortheantifreezeprotection.
Addingwasheruid
1.Pleasenotealltheinformationontherefillcontainerofthecleaningagent.
2.Opencapofthewasher-fluidreservoir(arrow).
3.Addwasherfluidandclosecapproperly.
Donotuseenginecoolantanti-freezeoranyothersolutionthatcandamagethecar’spaint,inthewasherreservoir.
Warninglight
Iflessthan0.52quarts(0.5liter)remains,awarningmessageappearsontheon-boardcomputer.
Addwasherfluid.
228Maintenance,CarCare

PowerSteering
Warning!
Riskofaccidentresultinginseriouspersonalinjuryordeath.Whentheengineisstopped(e.g.whenbeingtowed)orthehydraulicsystemfails,thereisnoassistanceforsteering.Therefore,substantiallymoreforcewillhavetobeexertedinordertosteer.
Exercisegreatcarewhenbeingtowed.
HavethefaultremediedatyournearestauthorizedPorschedealer.
Note
Theflownoiseheardatfullsteeringlockissystemrelatedanddoesnotindicateadefectinthesteeringsystem.
Checkinghydraulicuid
Pleaseobservethechapter”EXERCISEEXTREMECAUTIONWHENWORKINGONYOURVEHICLE”onpage208.
Thereservoirisintheenginecompartment.
Regularcheckingofhydraulicfluidispartofservicing.
Maintenance,CarCare229

CarCareInstructions
Long-termmaintenanceofvalue
Pleaseobservethechapter”EXERCISEEXTREMECAUTIONWHENWORKINGONYOURVEHICLE”onpage208.
Regularandcorrectcarehelpstomaintainthevalueofyourcarandisalsoaprecondi-tionfortheNewVehicleWarrantyandtheAntiCorrosionWarranty.
YourauthorizedPorschedealerhasspeciallydevelopedcar-careproductsfromthePorscheprogramavailableeithersinglyorascompletecar-caresets.Theywillbepleasedtohelpyouselectsuitableproducts.
WhetheryouusePorscheproductsorothercommerciallyavailablecleaningagentsrstmakesureoftheircorrectapplication.
APorschethatiswell-caredforcanlooklikenewforyears.Italldependsontheamountofcaretheowneriswillingtogivethecar.
Warning!
Riskofseriouspersonalinjuryordamagetothevehicleorproperty.Cleaningagentsmaybehazardoustoyourhealth.Mostchemicalcleanersareconcentrateswhichrequiredilution.Highconcentrationsmightcauseproblemsrangingfromirritationtoseriousinjuryaswellasdamagetoyourvehicle.
Keepcleaningagentsoutofreachfromchildren.
Observeallcautionlabels.
Alwaysreaddirectionsonthecontainerbeforeusinganyproduct.Thesedirectionsmaycontaininformationnecessarytoavoidpersonalinjury.
Donotusefuel,kerosene,naphtha,nailpolishremoverorothervolatilecleaningfluids.Theymaybetoxic,flammableorhazardousinotherways.Onlyusespotremovingfluidsinawellventedarea.
Donotcleantheundersideofchassis,fenders,wheelcovers,etc.,withoutprotectingyourhandsandarmsasyoumaycutyourselfonsharp-edgedmetalparts.
Moistureandroadsaltonbrakesmayaffectbrakingefficiency.
Testthebrakesaftereachvehiclewashing.
Carwashing
Washing
Thebestmethodofprotectingyourcarfromthedamagingeffectsoftheenvironmentisfrequentwashingandtheapplicationofapreservative.Theundersideofyourvehicleshouldalsobethoroughlywashedforcinders,saltorsandingatwinter’send.
Thelongersalt,roaddustandindustrialdust,deadinsects,birddroppingsorsubstancesfromtrees(resin,pollen)areallowedtoremainonthebodywork,themoreseriousistheirharmfuleffect.
Newcarsshouldbewashedcarefullywithplentyofclearwatertoprotectthenewpaintwork.Darkpaintfinishesshowupthesmallestofsurfacedamage(e.g.,scratches)morereadilythanlightercolors.
Darkcolorsarealsomoresusceptibletoscratch-ingbecauseofthecompositionoftheirpigmentsandrequireparticularlycarefulpaintcare.
Donotwashyourcarinbrightsunlightorwhilethebodyworkisstillhot.
Whenwashingbyhand,useabundantwater,asoftspongeorwashbrush,andPorschecarshampoo.
Beginbysprayingthebodythoroughlywithwatertorinseawayloosedirt.
Maintenance,CarCare233

Afterwashing,rinsethecarwithplentyofwaterandthendrywithachamoisleather.Donotusethesamechamoisleatherfordryingasyouuseforcleaningthewindshieldandwindows.
Warning!
Moisturewhichgetsontothebrakesduringacarwashcanreducebrakingefciencyormakethebrakespullunevenlywhichcouldincreasethedangerofanaccident,causingseriouspersonalinjuriesordeath.
Alwaysapplythebrakesafewtimesafterwashingthecartotestbrakingefficiencyanddrythebrakediscs.Whendoingthis,takecarenottohamperotherroadusersbehindyou(trafficconditionspermitting).
Convertibletop
Neverremovesnowandiceusingasharpedgedobject.
Incorrectcareandtreatmentcandamagetheconvertibletopandcauseleaks.AnyrepairworkcanbedonebyyourauthorizedPorschedealer.
Note
Nofoldingtopis100%leakproof.
Duetotheconstantchangingofloadsandstrainstowhichacarissubjecttowhendrivingonroads,
minorwindnoiseandseepageatjointsbetweenthetop,bodyanddoorsonconvertibletopscannotbecompletelysealedincertainareas.Thereforesmallleaksareconsiderednormalforthesemodels.Inaddition,yourconvertibletopshouldnotbewashedinacarwash.Thetopmayexperiencedamagebythebrushesormayexperienceleaksduetothehighpressurewaterstreamsdirectedinareaswhichwouldnotencounterwaterinnormaldrivingconditions.
Cleaning
Caution!
Riskofdamageduetothecleaningjetofthehigh-pressurecleaningequipmentorhotwaxtreatment.
Donotcleantheconvertibletopwithhigh-pressurecleaningequipment.
Donotusethehotwaxtreatment.
Donotwashtheconvertibletopeachtimethecariswashed.Itisusuallysufficienttosprayorwashitwithcleanwater.
Brushdustofftheconvertibletopinthedirectionoftheweaveusingasoftbrush.
Onlyifthereisheavydirt,wettheconvertibletopwithlukewarmwaterandthePorscheWash-Shampoo&convertible-topcleaner,usingaspongeorsoftbrush,andrubgently.RinseWash-Shampoo&convertible-topcleanerthoroughlyofftheconvertibletopwithcleanwater.
Afterwashingit,treattheconvertible-topcoveratleastonceayearwiththespecialPorscheconvertible-topcareproduct.Donotallowtheconvertible-topcareproducttocomeintocontactwithpaintorwindows.Ifitdoes,removeimmediately.
Ifthereisleakageintheconvertible-topcoveroratitsseamsorfolds,thespecialPorscheconvertible-topcareproductcanbeused.
Pleasenotetheinformationonthecontainer.
Removebirddroppingsimmediatelysincetheacidinthemwillmaketherubberswellandtheconvertibletopwillbecomeleaky.
Openconvertibletoponlywhenitiscompletelydry,otherwisedampstainsandscrubmarksmayoccurwhichcannotberemoved.
Trytoremovespotsfromtheconvertible-topcoverbyrubbingcarefullywithasoftrubbersponge.
Automaticcarwashes
Optionaladd-onpartsorpartswhichprojectbeyondthecontoursofthevehiclemaybe
234Maintenance,CarCare

Replacethewiperbladestwiceperyear(beforeandafterthecoldseason)orwheneverwiperperformancedeteriorates.
PeriodicallycleanthewiperbladeswithPorschewindowcleaner,especiallyafterthevehiclehasbeenwashedinacarwash.Iftheyareverydirty(e.g.withinsectremains),theycanbecleanedwithaspongeorcloth.
Undercoating
Theundersideofyourcarisdurablyprotectedagainstchemicalandmechanicalinfluences.
Asitisnotpossibletoexcludetheriskofdamagetothisprotectivecoatingindaytodaydriving,itisadvisabletohavetheundersideofthecarinspectedatcertainintervals-preferablybeforethestartofwinterandagaininspring-andtheundercoatingrestoredasnecessary.
YourauthorizedPorschedealerisfamiliarwiththebodysealtreatmentproceduresandhasthenecessaryequipmentforapplyingfactoryapprovedmaterials.Werecommendthatyouentrustthemwithsuchworkandinspections.
Unlikeconventionalsprayoils,undercoatingandrust-proofingcompoundsbasedonbitumenorwaxdonotattackthesound-proofingmaterialsappliedatthefactory.
Warning!
Dangerofreresultinginseriouspersonalinjuryordeath.
Donotapplyadditionalundercoatingorrust-proofingonorneartheexhaustmanifold,exhaustpipes,catalyticconvertersorheatshields.Duringdrivingthesubstanceusedforundercoatingcouldoverheatandignite.
Beforeapplyingfreshunderseal,carefullyremovedepositsordirtandgrease.Onceithasdried,thenewundercoatingcompoundformsatoughprotectivecoatingwhichprovidesefficientrust-proofingofthefloorpanelsandcomponents.
Alwaysapplyafreshcoatingofsuitablepreservativetounprotectedareasaftercleaningtheundersideofthebody,thetransmission,theengineorcarryingoutrepairstounder-body,engineortransmissioncomponents.
Effectiverust-proofingisparticularlyimportantdur-ingthecoldweatherseason.Ifyourcarisdrivenfrequentlyinareaswheresalthasbeenspreadontheroads,thewholeenginecompartmentshouldbecleanedthoroughlyafterthewintertopreventsaltfromcausinganylastingdamage.Afullunder-bodywashshouldalsobeperformedatthesametime.
Door,roof,lidandwindowseals
Washdirt(e.g.abrasion,dust,roadsalts)fromallsealsregularlyusingwarmsoapywater.Donotuseanychemicalcleaningagentsorsolvents.
Whenthereisafrosthazard,theouterdoorsealsandthefrontandrearlidsealscanbeprotectedagainstfreezingintoplacebyasuitablecareproduct.
Inordertopreventdamagetotheanti-frictioncoating,theinnerdoorseals,theconvertibletopsealsandhardtopsealsmustnotbetreatedwithcareproducts.
Stainlesssteelexhausttailpipes
Stainlesssteelexhausttailpipescandiscolorduetosoiling,strongheat,andcombustionresidues.
Theoriginalpolishcanbeachievedagainusingcommerciallyavailablemetalpolishingpasteormetalpolish.
Maintenance,CarCare237