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Maintenance,CarCare
ExerciseExtremeCautionwhenWorkingonyourVehicle.......................................................232CoolantLevel..............................................233EngineOil...................................................235EngineOilLevel...........................................236EngineOilRecommendation.........................238BrakeFluidLevel.........................................240FuelEconomy.............................................242OperatingyourPorscheinotherCountries.....243Fuel...........................................................244Portablefuelcontainers...............................245FuelRecommendations................................246EmissionControlSystem.............................247HowEmissionControlWorks........................248FuelEvaporationControl..............................249WasherFluid...............................................250PowerSteering...........................................251Filter..........................................................252ManualTransmissionOil...............................253AutomaticTransmissionFluid........................254WiperBlades..............................................255CarCareInstructions...................................257
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ExerciseExtremeCautionwhen
WorkingonyourVehicle
Danger!
Ignoringthefollowinginstructionsmaycauseseriouspersonalinjuryordeath.
Theenginecompartmentofanymotorvehicleisapotentiallyhazardousarea.Ifyouarenotfullyfamiliarwithproperrepairprocedures,donotattempttheadjustmentsdescribedonthefollowingpages.Thiscautionalsoappliestotheentirevehicle.
Onlyworkonyourvehicleoutdoorsorinawellventilatedarea.
Ensurethattherearenoopenflamesintheareaofyourvehicleatanytimewhenfuelfumesmightbepresent.Beespeciallycautiousofsuchdevicessuchashotwaterheaterswhichigniteaflameintermittently.
Beforeworkingonanypartintheenginecom-partment,turntheengineoffandletitcooldownsufficiently.Hotenginecompartmentcomponentscanburnskinoncontact.
Bealertandcautiousaroundengineatalltimeswhiletheengineisrunning.Ifworkhastobeperformedwiththeenginerunning,alwayssettheparkingbrake,andmakesuretheshiftleverisinneutralpositionortheselectorleverinpositionPorN.
Inparticular,beverycarefultoensurethatitemsofclothing(ties,shirt,sleevesetc.),jewelry,longhair,handorfingerscannotgetcaughtintheengine-compartmentblower,fan,beltsorothermovingparts.Theradiatorandradiatorfansareinthefrontofthecar.Theengine-compartmentblowerismountedontheengine-compartmentlid.Theengine-compartmentblowercanstartorcontinuerunningasafunctionoftemperature,evenwiththeengineswitchedoff.Carryoutworkintheseareasonlywiththeengineoff,theignitionswitchedoff,andexerciseextremecaution.
YourPorscheisequippedwithanelectronicignitionsystem.Whentheignitionison,highvoltageispresentinallwiresconnectedwiththeignitionsystem;therefore,exerciseextremecautionwhenworkingonanypartoftheenginewhiletheignitionisonortheengineisrunning.
Alwayssupportyourcarwithsafetystandsifitisnecessarytoworkunderthecar.
Whenworkingunderthecarwithoutsafetystandsbutwiththewheelsontheground,makesurethecarisonlevelground,thewheelsareblocked,andthattheenginecannotbestarted.Removetheignitionkey.
Donotsmokeorallowanopenflamearoundthebatteryorfuel.Keepafireextinguishercloseathand.
Incompleteorimproperservicingmaycauseproblemsintheoperationofthecar.Ifindoubtaboutanyservicing,haveitdonebyyourauthorizedPorschedealer.ImpropermaintenanceduringthewarrantyperiodmayaffectyourPorschewarrantycoverage.
Suppliesoffluids,e.g.engineoil,brakefluidorcoolant,arehazardoustoyourhealth.Keepthesefluidsoutofchildren’sreachanddisposeoftheminaccordancewiththeappropriateregulations.
Somecountriesrequireadditionaltoolsandspecialsparepartstobecarriedinyourvehicle.Pleasemakeenquiriesbeforedrivingabroad.
Powermeasurements
PowermeasurementsondynamometersarenotapprovedbyPorsche.
232Maintenance,CarCare
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EngineOil
Engineoilconsumption
Itisnormalforyourenginetoconsumeoil.Therateofoilconsumptiondependsonthequalityandviscosityofoil,thespeedatwhichtheengineisoperated,theclimate,roadconditionsaswellastheamountofdilutionandoxidationofthelubricant.
Ifthevehicleisusedforrepeatedshorttrips,andconsumesanormalamountofoil,theengineoilmeasurementmaynotshowanydropintheoillevelatall,evenafter600miles(1,000km)ormore.Thisisbecausetheoilisgraduallybecomingdilutedwithfuelormoisture,makingitappearthattheoillevelhasnotchanged.Thedilutingingredientsevaporateoutwhenthevehicleisdrivenathighspeeds,asonanexpressway,makingitthenappearthatoilisexcessivelyconsumedafterdrivingathighspeeds.
Iftheconditionsyoudriveyourvehicleinaredusty,humid,orhot,thefrequencyoftheoilchangeintervalsshouldbegreater.
Ifthevehicleisdrivenatahighrateofspeed,climaticconditionsarewarm,andtheloadishigh,theoilshouldbecheckedmorefrequently,asdrivingconditionswilldeterminetherateofoilconsumption.
–Theengineinyourvehicledependsonoiltolubricateandcoolallofitsmovingparts.
Therefore,theengineoilshouldbecheckedregularlyandkeptattherequiredlevel.
–Makeitahabittohavetheengineoillevelcheckedateveryrefueling.
–Theoilpressurewarninglightisnotanoillevelindicator.Theoilpressurewarninglightindicatesseriousenginedamagemaybeoccuringwhenlit,ifenginerpmisaboveidlespeed.
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EngineOilLevel
Checkingtheoillevel
Pleaseobservethechapter”EXERCISEEXTREMECAUTIONWHENWORKINGONYOURVEHICLE”onpage232.
Regularlychecktheoillevelusingtheon-boardcomputerafterthevehicleisrefuelled.
Pleaseobservethechapter”OILDISPLAYANDMEASUREMENTOFTHEENGINEOILLEVEL”onpage136.
Thedifferencebetweentheminimumandmax-imummarksonthesegmentdisplayisapprox.1.2liters.Eachsegmentofthedisplaycorre-spondstoapprox.0.4liter.
Toppingoffengineoil
Warning!
Riskofburningfromhotpartsinenginecompartment.Riskofinjurybyrotatingparts.Theenginecompartmentblowerontheenginecompartmentlidcanstartupevenwithengineoff.
Exerciseextremcautionwhenworkingintheenginecompartment.
Topoffengineoilonlywiththeengineoff.
Warning!
Engineoilishazardoustoyourhealthandmaybefatalifswallowed.
Keepengineoiloutofchildren’sreach.
Warning!
Usedengineoilcontainschemicalsthathavecausedcancerinlaboratoryanimals.
Alwaysprotectyourskinbywashingthorough-lywithsoapandwater.
1.Theon-boardcomputerindicateshowmuchoilmustbeadded.
2.Pulloilfillertubeupwardsoutofitsholder.
236Maintenance,CarCare
Page 244 of 355

FuelEconomy
Fueleconomywillvarydependingonwhere,whenandhowyoudrive,optionalequipmentinstalled,andthegeneralconditionofyourcar.Acartunedtospecicationsandcorrect-lymaintained,willhelpyoutoachieveoptimalfueleconomy.
Haveyourvehicletunedtospecifications.Aircleanershouldbedirtfreetoallowproperengine“breathing”.Batteryshouldbefullycharged.Wheelsshouldbeproperlyaligned.Tiresshouldbeinflatedtothecorrectpres-sure.
Alwaysmonitoryourfuelconsumption.
Drivesmoothly,avoidabruptchangesinspeedasmuchaspossible.
Avoidjackrabbitstartsandsuddenstops.
Donotdrivelongerthannecessaryinthelowergears.Shiftingintoahighergearearlywithoutluggingtheenginewillhelpsavefuel.
Prolonged“warmup”idlingwastesgas.Startthevehiclejustbeforeyouarereadytodrive.Accelerateslowlyandsmoothly.
Switchofftheengineifstationaryforlongerperiods.
Anyadditionalweightcarriedinthevehiclereducesfueleconomy.Alwayskeepcargotoaminimumandremoveallunnecessaryitems.
Organizeyourtripstotakeinseveralerrandsinonetrip.
Allelectricalaccessoriescontributetoincreasedfuelconsumption.
Onlyswitchontheairconditioningwhennecessary.
DonotdrivewiththeRoofTransportSystemmountedunlessyouneedit.
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!
Fuelishighlyammableandharmfultohealth.
Fire,openflameandsmokingareprohibitedwhenhandlingfuel.
Avoidcontactwithskinorclothing.
Donotinhalefuelvapors.
Warning!
Topreventdamagetotheemissioncontrolsystemandengine:
Neverdrivethetankcompletelyoutoffuel.
Avoidhighcorneringspeedsafterthewarninglightshavecomeon.
Pleaseobservethechapter”EMISSIONCONTROLSYSTEM”onpage247.
Pleaseobservethechapter”FUELECONOMY”onpage242.
Pleaseobservethechapter”LEVELGAUGE”onpage103.
Checkenginewarninglight
Ifthewarninglightsintheinstrumentpanelandon-boardcomputercomeonandremainonwhiledriving,itsuggests:
–animproperlyfastenedtankcapor
–refuelingwithenginerunning.
Openingthellerap
Thefilleropeningisunderthefillerflapinthefrontrightfender.
Withthevehicleunlocked,pressonthefrontpartofthefillerflap(arrow)toopentheflap.
Thefillerflapiscentrallylockedalongwiththeotherlocks.
Ifthereisadefectintheautomaticunlockingsystem:
Openthepassengerdoor.
Pulltheringintheright-handdooraperture(arrow).
244Maintenance,CarCare
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Refueling
Fueltankcapacityislistedunder“Capacities”.Porschedoesnotrecommendtheuseoffueladditives.
Fuelishighlyammableandharmfultohealth.
Pleaseobservethechapter”CAPACITIES”onpage335.
1.Important:Stoptheengineandswitchofftheignition.
2.Slowlyunscrewthetankcap.Hangthetankcapontheplasticstrapofthefillerflap.
3.Insertfuel-hosenozzlefullyintothefillerneckwiththehandleofthefuel-hosenozzlefacingdown.
4.Donotaddfurtherfueloncethecorrectlyoperatedautomaticfuel-hosenozzlehasswitchedoff.Fuelcouldsprayorcouldrunoverinwarmtemperatures.
5.Replacethetankcapimmediatelyafterrefuelingandturnituntilyouhearitandfeelitengage.
Ifyoulosethetankcap,youmustreplaceitonlywithanoriginalparttoreducethepossibilityofareintheeventofacollision.
Note
Theoillevelisautomaticallymeasuredduringrefuelling.
Pleaseobservethechapter”OILDISPLAYANDMEASUREMENTOFTHEENGINEOILLEVEL”onpage136.
Portablefuelcontainers
Danger!
Portablefuelcontainers,fullorpartiallyempty,mayleakcausinganexplosion,orresultinreincaseofanaccident.
Nevercarryadditionalfuelinportablecontain-ersinyourvehicle.
Maintenance,CarCare245