2007 PORSCHE CAYMAN check engine

A-ToppingupengineoilB-Checkingcoolantlevelortoppingup
Rearluggagecompartment
Serviceap
Presscatchbuttonontheserviceflapandopenflap.
Luggagenet,tie-downrings
Warning!
Unsecuredluggageandheavyobjectsmaycomelooseduringbraking,rapiddirectionalchangesorinanaccidentandcauseseriouspersonalinjuryordeath.
Donotcarryitemsofluggageorobjectsinthepassengercompartmentunsecured.Secureloadagainstsliding.
Donottransportheavyobjectsundertheluggagenet.
Hangtheluggagenetonthe4tie-downringsaroundtheenginecoverorintherearluggagecompartment.
Controls,Instruments179

CoolantLevel
Generalinformationtothecoolant
Pleaseobservethechapter”EXERCISEEXTREMECAUTIONWHENWORKINGONYOURVEHICLE”onpage202.
Thecoolingsystemisfilledatthefactorywithapermanentcoolant.Itprovidesyear-roundprotectionfromcorrosionandfreezingdownto-31°F/-35°C.
OnlyuseantifreezeauthorizedbyPorsche.
Checkingcoolantlevel
Theexpansiontankforthecoolantislocatedintherearluggagecompartmentundertheserviceflap.
Checkthecoolantlevelregularlyatthetransparentwindowoftheexpansiontank.
Whentheengineiscoldandthecarislevelthefluidlevelmustliebetweenthe“Min.”and“Max.”markings.
Toppingoffcoolant
Warning!
Dangerofseriouspersonalinjuryordeathfromscalding.Coolantishazardoustoyourhealth,andmaybefatalifswallowed.
Donotopenthecapoftheexpansiontankwhiletheengineishot.
Allowtheenginetocooldownbeforeopeningthecapandprotectyourhands,armsandfacefromanypossibleescapeofhotcoolant.
Keepcoolantoutofchildren’sreach.
Also,keepcoolantawayfromyourpets.Theycanbeattractedtoitshouldtherebeaspill,ortousedcoolantleftinanopencontainer.Coolantcanbedeadlytopetsifconsumed.
Warning!
Riskofdamagefromoverowingcoolant.
Takecarewhiletoppingoffcoolantnottosoiltheluggagecompartmentoritemsofluggage.
1.Switchengineoffandletitcool.
Pleaseobservethechapter”COOLINGSYSTEM”onpage97.
2.Presscatchbuttonontheserviceflapandopenflap.
Maintenance,CarCare205

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

EngineOilLevel
Checkingtheoillevel
Pleaseobservethechapter”EXERCISEEXTREMECAUTIONWHENWORKINGONYOURVEHICLE”onpage202.
Regularlychecktheoillevelusingtheon-boardcomputerafterthevehicleisrefuelled.
Pleaseobservethechapter”OILDISPLAYANDMEASUREMENTOFTHEENGINEOILLEVEL”onpage131.
Thedifferencebetweentheminimumandmax-imummarksonthesegmentdisplayisapprox.1.2liters.Eachsegmentofthedisplaycorre-spondstoapprox.0.4liter.
Toppingoffengineoil
Warning!
Engineoilishazardoustoyourhealthandmaybefatalifswallowed.
Keepengineoiloutofchildren’sreach.
Warning!
Usedengineoilcontainschemicalsthathavecausedcancerinlaboratoryanimals.
Alwaysprotectyourskinbywashingthorough-lywithsoapandwater.
Caution!
Riskofdamagefromoverowingengineoil.
Takecarewhilecheckingandtoppingupengineoilnottosoiltheluggagecompartmentoritemsofluggage.
Theoilinletopeningisintherearluggagecompart-mentundertheserviceflap.1.Theon-boardcomputerindicateshowmuchoilmustbeadded.
2.Presscatchbuttonontheserviceflapandopenflap.
208Maintenance,CarCare

EngineOilRecommendation
Recommendedoilviscosityrangesdependentonambienttemperatures
AmbienttemperatureseasonalSAEViscosityRangeengineoils
generallyabove-13°F/-25°CSAE0W-40,5W-40,5W-50approvedbyPorsche
generallybelow-13°F/-25°CSAE0W-40approvedbyPorsche
Suitableoilsare:
UseonlyengineoilstestedandapprovedbyPorsche(Porscheapprovallist).YourathorizedPorschedealerwillbepleasedtoadviseyou.
Youwillfindastickerintheserviceflapwhichprovidesinformation(manufacturer)abouttheinitialfactoryfillingofyourengine.
Generallyyoucanfindthemanufacturersuggestionsontheoilcontainersorasabulletinonthemarket.
Oilchange
TheengineoilhastobechangedattheintervalslistedinyourMaintenanceSchedule.
Pleaseobservethechapter”CAPACITIES”onpage301.
WerecommendthatyouhavetheengineoilchangedatyourPorschedealer,whohastherequiredoilsandthenecessaryfillingequipment.
Ifyoususpectanoilleakintheenginehaveyourdealercheckitoutimmediately.
Allcurrentengineoilsarecompatiblewitheachother,i.e.whenmakinganoilchangeitisnotnecessarytoflushtheengineifyouwishtouseadifferentbrandorgradeofoil.Since,however,eachbrandofoilhasaspecialcomposition,
youshould,ifpossible,usethesameoilbrandifitbecomesnecessarytotopupbetweenoilchanges.
Porscheengineshavelongintervalsbetweenoilchanges.Youcanmakebestuseoftheselongoilchangeintervalsbyusingmultigradeoilssincethesearelargelyindependentofseasonalfluctuationsintemperature.
Ifyourvehicleisusedfrequentlyinstop-and-gotrafficincoldweather,theenginewillnotalwaysbecompletelywarmedup.Condensationfromproductsofcombustionmayaccumulateintheoil.Inthiscase,itisadvisabletochangetheoilmorefrequentlysothatyourengineonceagainhas100%efficientoil.
Engineoilperformanceclass
Engineoilisnotonlyalubricant,butalsoservestokeeptheengineclean,toneutralizethedirtwhichpenetratesintotheenginethroughcombustionandtoprotecttheengineagainstcorrosion.Toperformthesefunctions,theoilisprovidedwithadditiveswhichhavebeenspeciallydevelopedforthesefunctions.Theefficiencyofanoilisexpressed,forexample,bytheAPI,ILSACorACEAclassifications.
Viscosity
Likeallliquids,engineoilisviscouswhencold,andthin-bodiedwhenwarm.TheviscosityofanoilisexpressedbyitsSAEclass.Forcoldviscosity(mesuredattemperaturesbelow32°F/0°C)
210Maintenance,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

PowerSteering
Warning!
Riskofaccidentresultinginseriouspersonalinjuryordeath.Whentheengineisstopped(e.g.whenbeingtowed)orthehydraulicsystemfails,thereisnoassistanceforsteering.Therefore,substantiallymoreforcewillhavetobeexertedinordertosteer.
Exercisegreatcarewhenbeingtowed.
HavethefaultremediedatyournearestauthorizedPorschedealer.
Note
Theflownoiseheardatfullsteeringlockissystemrelatedanddoesnotindicateadefectinthesteeringsystem.
Checkinghydraulicuid
Thereservoirisintheenginecompartment.
Regularcheckingofhydraulicfluidispartofservicing.
Pleaseobservethechapter”EXERCISEEXTREMECAUTIONWHENWORKINGONYOURVEHICLE”onpage202.
224Maintenance,CarCare