
DonotcoverthesunsensorontheinstrumentpanelorthetemperaturesensorD.
Defrostingthewindshield
PressbuttonB(switchonoroff).Thewind-shieldisdefoggedordefrostedasquicklyaspossible.Airflowstothewindshieldonly.Thelight-emittingdiodeinthebuttonlightsup.
ECO-switchingcompressorfor
air-conditioningsystemonandoff
Theair-conditioningcompressorswitchesoffautomaticallyattemperaturesbelowapprox.37°F/3°Candcannotbeswitchedon,evenmanually.
Wheneveroutsidetemperaturesexceedapprox.37°F/3°C,theair-conditioningcompressorisalwaysswitchedoninautomaticmode.Thecompressorcanbeswitchedofftosavefuel,butcontrolcomfortisthenlimited:
PressECObuttonE.Thecompressorisswitchedoff.Thelight-emittingdiodeinthebuttonlightsup.
Iftheinteriortemperatureistoohigh,switchcompressorbackonorpressAUTObutton.
Todryincomingairindampweather,donotswitchofftheair-conditioningcompressor.Thispreventsfoggingofwindows.
Adjustingblowerspeed
PressbuttonMupwardsordownwardsrespectively.Thepresetblowerspeedisincreasedordecreased.
Thespeedstagesareindicatedbyabardisplay.
Ifthebuttonispresseddownwardsatthelowestblowerstage,theblowerandautomaticcontrolareswitchedoff.“OFF”willappearonthedisplayfield.
PressingthebuttonupwardsorpressingtheAUTObuttonswitchestheblowerandautomaticcontrolbackonagain.
Recirculating-airsetting
Function
Theoutside-airsupplyisinterruptedandonlytheinsideairiscirculated.
Warning!
Riskofaccidentduetoimpairedvision,resultinginseriouspersonalinjuryordeath.Inrecirculating-airsetting,thewindowsmayfogup.
Onlyselectrecirculating-airsettingforshortperiods.
Ifthewindowsfogup,switchrecirculating-airsettingoffimmediatelybypressingtherecirculating-airbuttonagainandselectthe“Defrostwindshield”function.
Switchingrecirculating-airsettingonoroff
PressbuttonC.Thelight-emittingdiodeinthebuttonlightsup.
Overapprox.37°F/3°C
Iftheair-conditioningcompressorwasoff,itswitchesonautomatically.Thedurationofrecirculating-airsettingisnotlimited.
164Controls,Instruments

Belowapprox.37°F/3°C
Theair-conditioningcompressorisswitchedoff.Recirculating-airsettingisautomaticallyendedafterapprox.3minutes.
Airdistribution
Settings
Theindividualairdistributionscanbecombinedasdesired.
RecommendedsettinginSummer:Airdistributiontocentralandsidevents.
RecommendedsettinginWinter:Airdistributiontofootwellandwindshield.
Airdistributiontofootwell
PressbuttonJ.Theairflowstothefootwell.Theselectionappearsonthedisplaypanel.
Airdistributiontocentralandside
vents
PressbuttonK.Theairflowsfromthecentralandsidevents.Ventsmustbeopen.Theselectionappearsonthedisplaypanel.
Airdistributiontowindshield
PressbuttonL.Theairflowstothewindshield.Theselectionappearsonthedisplaypanel.
Noteonoperation
OnvehicleswiththeSportChronoPackagePlus,individualairconditioningsettingscanbestoredonyourcarkey.Pleaseobservethe
chapter“IndividualMemory”intheseparatePCMoperatinginstructions.
Generalinstructionsforair-conditioning
compressor
–Canswitchoffbrieflyifengineisunderanextremeloadtoensuresufficientenginecooling.
–Switchesoffautomaticallyattemperaturesbelowapprox.37°F/3°Candcannotbeswitchedon,evenmanually.
–Operatesmosteffectivelywithwindowsclosed.Ifthecarhasbeeninthesunforalongtime,itisagoodideatoventilatetheinteriorbrieflywiththewindowsopen.
–Dependingontheoutsidetemperatureandhumidity,condensationcandripfromtheevaporatorandformapoolunderthevehicle.Thisisnormalandnotasignofleakage.
–Ifuncooledairflowsoutwhenthelowesttemperaturehasbeenset,switchofftheair-conditioningcompressorandhavethefaultrepairedatanauthorizedPorschedealer.
Controls,Instruments165

Indicatorforselectorleverpositionand
engagedgear
Indication
Whentheengineisrunning,theselectorleverpositionandengagedgearareindicated.
Iftheselectorleverisbetweentwopositions:
–Thecorrespondingselectorleverpositionintheinstrumentclusterflashesfortwosecondsand
–Thewarning“Selectorlevernotengaged”appearsintheon-boardcomputer.
Engagetheselectorlevercorrectly.
–Theselectorleverpositionisdisplayedimmediatelyafterthecorrectpositionhasbeendetected.
–Thecurrentgearisshownafterabriefdetectionperiod.
Ifthereisafaultinthetransmission:
–The4thgeardisplayflashes.
–Thewarning“Tiptronicemergencyrun”appearsontheon-boardcomputer.
Pleaseobservethechapter”REDUCEDDRIVINGPROGRAM”onpage198.
HavethefaultremediedatanauthorizedPorschedealer.
194ShiftingGears

Warning!
Thekickdownfunctionisnotactiveinmanualselectionmode“M”.
Thereforeshiftdownmanuallywhenaccelerat-ing(e.g.toovertake).
Tworockerswitchesintheuppersteering-wheelspokesletyoucomfortablyandreliablyselectthefiveforwardspeeds.
Shiftingup
Pressupperpart(+)ofarockerswitch.
Shiftingdown
Presslowerpart(-)ofarockerswitch.
Dependingondrivingspeedandenginespeed,youcanshiftupordownatanytime.Gearchangeswhichwouldexceedtheupperorlowerengine-speedlimitwillnotbeexecutedbythecontroller.
Youcanchangedowntwogearsbyquicklypressingtherockerswitchestwice.
Iftheengine-speedlimitisreached,anautomaticupwardshiftisperformedor,justbeforeidlingspeedisreached,adownwardshiftisperformed.
Selectanappropriatelylowgearonupwardanddownwardslopes.Thiswillensureoptimumuseofenginepowerandenginebraking.
PSMswitchedoffand/orSportmodeswitched
on
Pleaseobservethechapter”PORSCHESTABILITYMANAGEMENT(PSM)”onpage79.
Pleaseobservethechapter”SPORTMODE”onpage78.
IfthePSMisswitchedoffand/orSportmodeisswitchedon,anautomaticupshiftdoesnotoccurwhentheenginespeedlimitisreached.
Cancellingupshiftsuppression
Thisrestrictioncanbecancelledforonegearchangebydepressingtheacceleratortokickdown.If,forexample,theenginespeedlimitisreachedduringovertakingandtheautomaticupshiftdoesnotoccur,thetransmissioninthiscaseshiftsupbyacceleratingtokickdown.
Depresstheacceleratorpedalbeyondthefull-throttlepoint(kickdown).
Manualmodefailure
Ifmanualmodefails,thecontrolelectronicsswitchtoautomaticmode.Inthisevent,theinstrumentclusterwilldisplayselectorleverpositionD.
HavethefaultremediedatanauthorizedPorschedealer.
Stopping
Forabriefstop(e.g.atatrafficlight),leavetheselectorleverindrivepositionandholdthevehiclewiththebrakepedal.
Foralongerstopwiththeenginerunning,selectpositionN(neutral)andholdvehicleinpositionwiththefootbrake.SelectleverpositionDonlywhenthefootbrakepedalisdepressed.
Donotholdthecaronaslopeusingtheaccelerator.Usethebrakepedalorthehandbrakeinstead.
Beforeleavingthevehicle,alwaysapplythehandbrakeandmovetheselectorlevertopositionP.
Parking
Goeasyontheaccelerator!
Whenparkingormaneuveringinasmallspace,controlthespeedbycarefuluseofthefootbrake.
Drivinginwinter
Inwintryroadconditionsitisadvisabletotakesteepinclinesinmanualmode.Thispreventstheoccurrenceofgearchangesthatcouldcausewheelspin.
ShiftingGears197

Tow-starting,towing
Pleaseobservethechapter”TOWING”onpage321.
Reduceddrivingprogram
Atransmissionfaultisindicatedbythefollowingsymptoms:
–The4thgeardisplayontheinstrumentclusterflashes.
–Thewarning“Tiptronicemergencyrun”appearsontheon-boardcomputer.
–Thetransmissionnolongershifts.
Warning!
Reversegearlockmonitoringisdisabledintheemergencyrunningprogram.Damagetothevehiclemayresultaswellaslossofcontrol,ifthevehicleismovingforwardfastenoughtocauserearwheellockup.
DonotshiftintoRwhilethevehicleismovingforward.
Proceedasfollowsintheeventofatransmissionfault:
1.Stopinasafeplace.
2.MoveselectorlevertopositionP,switchtheignitionoffandwaitfor10seconds.
3.Starttheengine.2ndgearinselectorpositionDandreversegearRarenowavailable.
4.HavethefaultseentoimmediatelyatanauthorizedPorschedealer.
198ShiftingGears

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

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

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.
246Maintenance,CarCare