engine PORSCHE CAYMAN 2007 1.G Repair Manual

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.
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3.Covertheexpansiontankcapwithathickrag.Opencapslowlyandcarefullyandallowoverpressuretoescape.Thenunscrewcapcompletely.
4.Ifnecessary,addamixtureofequalpartsantifreezeandwater.Donotfilloverthe“max.”marking.
Antifreezeincoolant:50%givesprotectiondownto-31°F/-35°C60%givesprotectiondownto-58°F/-50°C
5.Screwcapfirmlyon.
6.Closeserviceflap.
Ifinanemergencypurewaterhasbeenadded,themixratiomustbecorrectedatanauthorizedPorschedealer.
Markedlossofcoolantindicatesleakageinthecoolingsystem.ThecauseshouldimmediatelyberemediedatanauthorizedPorschedealer.
Radiatorfans
Theradiatorandradiatorfansareinthefrontofthevehicle.
Warning!
Riskofinjury.Thefanscanstartrunningasafunctionoftemperature,evenwiththeengineswitchedoff.
Exerciseextremecautionwhenworkingintheareaoftheradiatorfans.
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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.
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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.
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3.Unscrewcapoftheoilfilleropening.
4.Addatmosthalfaliterofengineoilatatime.
5.Measureoillevelagainwiththeon-boardcomputer.
6.Addmoreengineoilifnecessary.Neveraddmoreengineoilthanrequiredtoreachthemax.mark.
7.Closecapcarefully.
8.Closeserviceflap.
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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)
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theSAEclassisgivenasanumberandtheletter”W“(asinwinter),forhotviscosity(measuredat212°F/100°C)theSAEclassisgivenonlyasanumber.
Theviscosityofanoilis,therefore,alwaysthesameifithasthesamenumberofanSAEclass.
Oilswithtwoviscositiesarecalledmultigradeoils;oilswithonlyoneviscosityaretermedsingle-gradeoils.
Single-gradeoilscannotbeusedinyourengine.
TheviscosityoftheengineoilforyourPorschehastobeselectedaccordingtotheambienttempera-turegivenintheengineoilrecommendationtable.
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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.
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OperatingyourPorscheinother
Countries
GovernmentregulationsintheUnitedStatesandCanadarequirethatautomobilesmeetspecificemissionregulationsandsafetystandards.Therefore,carsbuiltfortheU.S.andCanadadifferfromvehiclessoldinothercountries.
IfyouplantotakeyourPorscheoutsidethecontinentallimitsoftheUnitedStatesorCanada,thereisthepossibilitythat
–unleadedfuelmaynotbeavailable;
–unleadedfuelmayhaveaconsiderablyloweroctanerating.Excessiveengineknockandseriousdamagetobothengineandcatalyticconverterscouldresult;
–servicemaybeinadequateduetolackofproperservicefacilities,toolsordiagnosticequipment;
–replacementpartsmaynotbeavailableorverydifficulttoget.
Porschecannotberesponsibleforthemechanicaldamagethatcouldresultbecauseofinadequatefuel,serviceorpartsavailability.
IfyoupurchasedyourPorscheabroadandwanttobringitbackhome,besuretofindoutaboutshippingandforwardingrequirements,aswellascurrentimportandcustomsregulations.
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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.
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