light PORSCHE CAYMAN 2007 1.G Owners Manual

EngineOil
Engineoilconsumption
Itisnormalforyourenginetoconsumeoil.Therateofoilconsumptiondependsonthequalityandviscosityofoil,thespeedatwhichtheengineisoperated,theclimate,roadconditionsaswellastheamountofdilutionandoxidationofthelubricant.
Ifthevehicleisusedforrepeatedshorttrips,andconsumesanormalamountofoil,theengineoilmeasurementmaynotshowanydropintheoillevelatall,evenafter600miles(1000km)ormore.Thisisbecausetheoilisgraduallybecomingdilutedwithfuelormoisture,makingitappearthattheoillevelhasnotchanged.Thedilutingingredientsevaporateoutwhenthevehicleisdrivenathighspeeds,asonanexpressway,makingitthenappearthatoilisexcessivelyconsumedafterdrivingathighspeeds.
Iftheconditionsyoudriveyourvehicleinaredusty,humid,orhot,thefrequencyoftheoilchangeintervalsshouldbegreater.
Ifthevehicleisdrivenatahighrateofspeed,climaticconditionsarewarm,andtheloadishigh,theoilshouldbecheckedmorefrequently,asdrivingconditionswilldeterminetherateofoilconsumption.
–Theengineinyourvehicledependsonoiltolubricateandcoolallofitsmovingparts.
Therefore,theengineoilshouldbecheckedregularlyandkeptattherequiredlevel.
–Makeitahabittohavetheengineoillevelcheckedwitheveryfuelfilling.
–Theoilpressurewarninglightisnotanoillevelindicator.Theoilpressurewarninglightindicatesseriousenginedamagemaybeoccuringwhenlit,ifenginerpmisaboveidlespeed.
Maintenance,CarCare207

BrakeFluidLevel
Useofbrakeuid
Pleaseobservethechapter”EXERCISEEXTREMECAUTIONWHENWORKINGONYOURVEHICLE”onpage202.
Useonlynew(unused)OriginalPorschebrakeuid.
Warning!
Brakeuidishazardoustoyourhealth,andmaybefatalifswallowed.Brakeuidalsoattackspaintwork.
Keepbrakefluidoutofchildren’sreach.
Takecarewhiletoppingoffbrakefluidnottosoiltheluggagecompartmentoritemsofluggage.Checkingthebrakeuidlevel
Thereservoirforthehydraulicbrakingandclutchsystemsisinthefrontluggagecompartment.
1.OpenandremovecoverflapA.
2.Regularycheckthebrake-fluidlevelonthetransparentexpansiontankthroughthewindowB.Thefluidlevelshouldalwaysliebetweenthe“Min”and“Max”marks.
Aslightdecreaseinthefluidlevelduetowearandautomaticreadjustmentofthediscbrakesisnormal.If,however,thefluidlevelfallsmarkedlyorbelowthe“Min”mark,thebrakingsystemmayhavedevelopedaleak.
HavethebrakingsystemcheckedimmediatelyatanauthorizedPorschedealer.
Changingthebrakeuid
Brakefluidabsorbsmoisturefromtheairovertime.Thisaccumulationofwaterlowerstheboilingpointand,undercertainoperatingconditions,canaffectthebrakingperformance.Thereforehavethebrakefluidchangedinaccordance
212Maintenance,CarCare

withthechangeintervalsstatedinthebrochure“Maintenance”.Warninglights
WarninglightUSA
WarninglightCanada
Thebrake-fluidwarninglightsintheinstrumentpanelandon-boardcomputerindicate:
–brake-fluidleveltoolow,
–inconjunctionwithlargepedaltravel,braking-circuitfailure.
Ifthewarninglightsshouldlightupwhen
driving:
Stopimmediatelyinasuitableplace.
Donotcontinuedriving.PleasehavethefaultremediedatyournearestauthorizedPorschedealer.
Maintenance,CarCare213

FuelEconomy
Fueleconomywillvarydependingonwhere,whenandhowyoudrive,optionalequipmentinstalled,andthegeneralconditionofyourcar.Acartunedtospecicationsandcorrect-lymaintained,willhelpyoutoachieveoptimalfueleconomy.
Haveyourvehicletunedtospecifications.Aircleanershouldbedirtfreetoallowproperengine“breathing”.Batteryshouldbefullycharged.Wheelsshouldbeproperlyaligned.Tiresshouldbeinflatedtothecorrectpres-sure.
Alwaysmonitoryourfuelconsumption.
Drivesmoothly,avoidabruptchangesinspeedasmuchaspossible.
Avoidjackrabbitstartsandsuddenstops.
Donotdrivelongerthannecessaryinthelowergears.Shiftingintoahighergearearlywithoutluggingtheenginewillhelpsavefuel.
Prolonged“warmup”idlingwastesgas.Startthevehiclejustbeforeyouarereadytodrive.Accelerateslowlyandsmoothly.
Switchofftheengineifstationaryforlongerperiods(trafficlights,jams,levelcrossings).
Anyadditionalweightcarriedinthevehiclereducesfueleconomy.Alwayskeepcargotoaminimumandremoveallunnecessaryitems.
Organizeyourtripstotakeinseveralerrandsinonetrip.
Allelectricalaccessoriescontributetoincreasedfuelconsumption.
Onlyswitchontheairconditioningwhennecessary.
TheEPAestimatedmilespergallon(mpg)istobeusedforcomparisonpurposes,actualmileagemaybedifferentfromtheestimatedmpg,dependingonyourdrivingspeed,weatherconditionsandtriplength.Youractualhighwaymileagewillprobablybelessthantheestimatedmpg.
Pleaseobservealllocalandnationalspeedlimits.
214Maintenance,CarCare

Fuel
Generalinformation
Warning!
Fuelishighlyammableandharmfultohealth.
Fire,openflameandsmokingareprohibitedwhenhandlingfuel.
Avoidcontactwithskinorclothing.
Donotinhalefuelvapors.
Warning!
Topreventdamagetotheemissioncontrolsystemandengine:
Neverdrivethetankcompletelyoutoffuel.
Avoidhighcorneringspeedsafterthewarninglightshavecomeon.
Pleaseobservethechapter”FUELECONOMY”onpage214.
Pleaseobservethechapter”EMISSIONCONTROLSYSTEM”onpage220.
Pleaseobservethechapter”FUEL”onpage99.
Checkenginewarninglight
Ifthewarninglightsintheinstrumentpanelandon-boardcomputercomeonandremainonwhiledriving,itsuggests:
–animproperlyfastenedtankcapor
–refuelingwithenginerunning.
Openingthellerap
Thefilleropeningisunderthefillerflapinthefrontrightfender.
Withthevehicleunlocked,pressonthefrontpartofthefillerflap(arrow)toopentheflap.
Thefillerflapiscentrallylockedalongwiththeotherlocks.
216Maintenance,CarCare

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.
Maintenance,CarCare219

WasherFluid
Capacity
–Withoutheadlightcleaningsystem:approxi-mately2.6quarts(2.5liters).
–Withheadlightcleaningsystem:approximately6.3quarts(6liters).
Washeruid
Thereservoir,withabluescrewcap,isinthefrontluggagecompartment,totherearleft.
Cleanwaterisgenerallynotenoughtocleanthewindshieldandheadlights.Dependingontheseason,mixthewaterwiththeappropriateadditives.Followtheinstructionsforthemixtureratio.
Onlyusewindowcleanerconcentratewhichmeetsthefollowingrequirements.
–Dilutability1:100
–Phosphate-free
–Suitableforplasticheadlightlenses.
WerecommendwindowcleanerconcentratesapprovedbyPorsche.YourauthorizedPorschedealerwillbepleasedtoadviseyou.
Summerlling
Water+windowcleanerconcentrateatthemixingratioindicatedonthecontainer.
Winterlling
Water+antifreezeprotection+windowcleanerconcentrateatthemixingratioindicatedonthecontainer.
Pleasenotealltheinformationonthecontain-ersofthewindowcleanerconcentrateortheantifreezeprotection.
Addingwasheruid
1.Pleasenotealltheinformationontherefillcontainerofthecleaningagent.
2.Opencapofthewasher-fluidreservoir(arrow).
3.Addwasherfluidandclosecapproperly.
Donotuseenginecoolantanti-freezeoranyothersolutionthatcandamagethecar’spaint,inthewasherreservoir.
Warninglight
Iflessthan0.52quarts(0.5liter)remains,awarningmessageappearsontheon-boardcomputer.
Addwasherfluid.
Maintenance,CarCare223

CarCareInstructions
Long-termmaintenanceofvalue
Pleaseobservethechapter”EXERCISEEXTREMECAUTIONWHENWORKINGONYOURVEHICLE”onpage202.
Regularandcorrectcarehelpstomaintainthevalueofyourcarandisalsoaprecondi-tionfortheNewVehicleWarrantyandtheAntiCorrosionWarranty.
YourauthorizedPorschedealerhasspeciallydevelopedcar-careproductsfromthePorscheprogramavailableeithersinglyorascompletecar-caresets.Theywillbepleasedtohelpyouselectsuitableproducts.
WhetheryouusePorscheproductsorothercommerciallyavailablecleaningagentsrstmakesureoftheircorrectapplication.
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.
228Maintenance,CarCare

Paint
Neverrubadustycarwithadryclothsincedustparticlesareabrasiveandcoulddullanddamagethesurfacefinish.
Thepaintworkofyourcarisexposedtoalltypesofmechanicalandchemicalconditions,particularlyclimaticonessuchasbrightsunlight,rain,frostandsnow.Ultravioletlight,rapidchangesintemperature,rain,snow,industrialdustandchemicaldepositsconstantlyattackthepaintwhichisonlyabletowithstandsuchexposureinthelongtermifitisgivenregularcareandattention.
Donotapplysiliconepolishestothewindows.
Donottreatmatt-paintedcomponentswithpreservativesorpolishesasthiswillspoilthematteeffect.
Preservation
Thepaintsurfacebecomesdullovertimeduetoweathering.Itisthereforenecessarytopreservethepaintregularly.
Thiskeepsthepaintshinyandelastic.Dirtispreventedfromadheringtothepaintsurfaceandindustrialdustispreventedfrompenetratingthepaint.
Provideditiswashedandtreatedwithpreservativeregularly,thebrandnewfinishofyourvehiclewillberetainedforyearstocome.
Simplyapplypaintpreservativeafterwashingthevehicleandpolishitsmooth.
Polishing
DonotresorttousingPorschepolishuntilitbecomesevidentthatthenormalpreservativesnolongerproducethedesiredfinish.
Spotsandstains
Removetarstains,grease,oilspotsanddeadinsectsassoonaspossiblewithInsectRemover.Theycancausediscolorationifallowedtoremainonthepaintwork.
Washtheaffectedareaimmediatelyaftertreatingit.
Minorpaintdamage
Haveminorpaintdamage,suchasscratches,scoresorchipscausedbyflyingstones,repairedimmediatelybyyourauthorizedPorschedealerbeforecorrosionsetsin.
However,iftherearealreadytracesofcorrosion,theymustfirstberemovedcarefullyandthorough-ly.Coattheareawitharust-proofingprimerandfinishoffwithatopcoat.ThepaintcodeandcolornumberarefoundonthedatabankintheMainte-nancebookletandonthefillerflap.
Cleaningandpreservingengine
compartment
Theenginecompartmentandthesurfaceoftheenginearetreatedwithacorrosion-inhibitoratthefactory.
Ifdegreasingsolventsareusedtocleantheenginecompartmentortheengineiswasheddown,theprocessalmostinvariablyremovesthecorrosion-inhibitingcoating.Itisthenabsolutelynecessarytohaveadurablepreservativeappliedtoallsurfaces,bodyseams,jointsandassembliesintheenginecompartment.Thisalsoapplieswhencorrosion-inhibitorpartsarereplaced.
Caution!
Riskofdamagetothealternator.
Donotpointthecleaningjetdirectlyatthealternator,orcoverthealternator.
Effectivecorrosion-proofingisparticularlyimpor-tantduringthecoldweatherseason.Ifyourcarisdrivenfrequentlyinareaswheresalthasbeenspreadontheroads,thewholeenginecompart-mentshouldbecleanedthoroughlyafterthewintertopreventsaltfromcausinganylastingdamage.Afullunder-bodywashshouldalsobeperformedatthesametime.
230Maintenance,CarCare

Windows
Theroaddustwhichsettlesonthewindshieldandwindowscontainsparticlesoftirerubberandoilresidue.Theinteriortrimandupholsteryreleaseparticles,particularlyinstrongsunlight,whichcollectontheinsidesofthewindows.Thesedepositsareaugmentedbyimpuritiesintheairwhichentersthecarthroughthefreshairvents.
Cleanallwindowsregularly,insideandoutside,withPorschewindowcleaner.
Ifyouuseachamoisleatherforthewindows,donotuseitforpaintworkasitwillotherwisepickupacertainamountofpreservativeorpolishandcouldsmearthewindowsandthusimpairvision.
RemovedeadinsectswiththePorscheinsectremover.
Note
Doorwindowsfeatureawater-repellent(hydropho-bic)coatingwhichpreventssoilingofthewindows.
Thiscoatingissubjecttonaturalwearandcanberenewed.
ConsultanauthorizedPorschedealer.
Wiperblades
Wiperbladesthatareinperfektconditionarevitalforaclearview.
Replacethewiperbladestwiceperyear(beforeandafterthecoldseason)orwheneverwiperperformancedeteriorates.
PeriodicallycleanthewiperbladeswithPorschewindowcleaner,especiallyafterthevehiclehasbeenwashedinacarwash.Iftheyareverydirty(e.g.withinsectremains),theycanbecleanedwithaspongeorcloth.
Undercoating
Theundersideofyourcarisdurablyprotectedagainstchemicalandmechanicalinfluences.
Asitisnotpossibletoexcludetheriskofdamagetothisprotectivecoatingindaytodaydriving,itisadvisabletohavetheundersideofthecarinspectedatcertainintervals-preferablybeforethestartofwinterandagaininspring-andtheundercoatingrestoredasnecessary.
YourauthorizedPorschedealerisfamiliarwiththebodysealtreatmentproceduresandhasthenecessaryequipmentforapplyingfactoryapprovedmaterials.Werecommendthatyouentrustthemwithsuchworkandinspections.
Unlikeconventionalsprayoils,undercoatingandrust-proofingcompoundsbasedonbitumenorwaxdonotattackthesound-proofingmaterialsappliedatthefactory.
Warning!
Dangerofreresultinginseriouspersonalinjuryordeath.
Donotapplyadditionalundercoatingorrust-proofingonorneartheexhaustmanifold,exhaustpipes,catalyticconvertersorheatshields.Duringdrivingthesubstanceusedforundercoatingcouldoverheatandignite.
Beforeapplyingfreshunderseal,carefullyremovedepositsordirtandgrease.Onceithasdried,thenewundercoatingcompoundformsatoughprotectivecoatingwhichprovidesefficientrust-proofingofthefloorpanelsandcomponents.
Alwaysapplyafreshcoatingofsuitablepreservativetounprotectedareasaftercleaningtheundersideofthebody,thetransmission,theengineorcarryingoutrepairstounder-body,engineortransmissioncomponents.
Effectiverust-proofingisparticularlyimportantdur-ingthecoldweatherseason.Ifyourcarisdrivenfrequentlyinareaswheresalthasbeenspreadontheroads,thewholeenginecompartmentshouldbecleanedthoroughlyafterthewintertopreventsaltfromcausinganylastingdamage.Afullunder-bodywashshouldalsobeperformedatthesametime.
Maintenance,CarCare231