key PORSCHE CAYMAN 2007 1.G Service Manual

SelectorLeverPositions
P-Parkinglock
Engageparkinglockonlywhenvehicleisstationary.
Engageparkinglockafterapplyingthehandbrakeandreleaseitbeforereleasingthehandbrake.
TheignitionkeycanbewithdrawnonlyinselectorleverpositionP.
R-Reverse
Selectonlyifcarisstationaryandthebrakeisapplied.
N-Neutral
SelectorleverpositionNmustbeselectedfortowingorincarwashes,forexample.
Selectthedesiredpositionformovingoff(D,MorR)onlywhentheengineisidlingandwhiledepressingthebrakepedal.
D-Automaticselectionmode
Modeofoperation
SelectpositionDfor“normal”driving.Thegearsareshiftedautomaticallyaccordingtotheacceleratorpositionandspeed.
Dependingonthewaythevehicleisdrivenandontheresistance(e.g.uphill),thegear-changingpointsareshiftedtowardshigherorlowerengine-speedranges.Theacceleratorposition,drivingspeed,enginespeed,longitudinalandlateralaccelerationandtheroadprofileallhaveaninfluenceonthegear-changingcharacteristic.
Unwantedupwardshifts,e.g.beforebends,arepreventedbyswiftlyreleasingtheacceleratorpedal.
Dependingonlateralacceleration,upwardshiftsonbendsarenotmadeuntiltheengine-speedlimitisreached.
Underbraking,anddependingontheamountofdeceleration,theTiptronicshiftsdownearlier.Forsubsequentcornering,therightgearisengagedwhenpressureisappliedtothebrakesbeforethebend.Thebendistakenintherightgear,andwhenyouaccelerateoutofthebendyoudonothavetoshiftdown.
Sportmodeswitchedon
Pleaseobservethechapter”SPORTMODE”onpage72.
IftheSportmodeprogrammeisswitchedon,Tiptronicswitchestoasportygear-changingmapandshortenstheshiftingperiods.
InitialDrive-off
In2ndgear,thevehicledrivesoffwiththethrottleonlyslightlyopen.Driveoffin1stgearwiththethrottleopenwiderorwhentheengineiscold.
Shiftinggearonthesteeringwheel
Withthetoggleswitchesonthesteeringwheel,youcanchangetemporarilyfromautomaticselectionmodeDtomanualmodeM.
Advantages:
–Shiftingdownbeforebendsandonenteringbuilt-upareas.
–Shiftingdownondownwardslopes(enginebraking).
–Shiftingdownforbriefspurtsofacceleration.
–Selecting1stgearformovingoff.
Themanualselectionmoderemainsengaged:
–forcornering(dependingonthelateralacceleration)andoverrunning,
–whenthevehicleisstationary(e.g.atajunction).
Thesystemleavesmanualselectionmode:
–automaticallyafterapprox.8seconds(unlesscorneringoroverrunning),
ShiftingGear197

ExerciseExtremeCautionwhen
WorkingonyourVehicle
Danger!
Ignoringthefollowinginstructionsmaycauseseriouspersonalinjuryordeath.
Theenginecompartmentofanymotorvehicleisapotentiallyhazardousarea.Ifyouarenotfullyfamiliarwithproperrepairprocedures,donotattempttheadjustmentsdescribedonthefollowingpages.Thiscautionappliestotheentirevehicle.
Onlyworkonyourvehicleoutdoorsorinawellventilatedarea.
Ensurethattherearenoopenflamesintheareaofyourvehicleatanytimewhenfuelfumesmightbepresent.Beespeciallycautiousofsuchdevicessuchashotwaterheaterswhichigniteaflameintermittently.
Beforeworkingonanypartintheenginecom-partment,turntheengineoffandletitcooldownsufficiently.Hotenginecompartmentcomponentscanburnskinoncontact.
Bealertandcautiousaroundengineatalltimeswhiletheengineisrunning.Ifworkhastobeperformedwiththeenginerunning,alwayssettheparkingbrake,andmakesuretheshiftleverisinneutralortheselectorleverisinpositionPorN.
Inparticular,beverycarefultoensurethatitemsofclothing(ties,shirt,sleevesetc.),jewelry,longhair,handorfingerscannotgetcaughtintheengine-compartmentblower,fan,beltsorothermovingparts.Theradiatorandradiatorfansareinthefrontofthecar.Thefanscanstartorcontinuerunningasafunctionoftemperature,evenwiththeengineswitchedoff.Carryoutworkintheseareasonlywiththeengineoffandexerciseextremecaution.
YourPorscheisequippedwithanelectronicignitionsystem.Whentheignitionison,highvoltageispresentinallwiresconnectedwiththeignitionsystem;therefore,exerciseextremecautionwhenworkingonanypartoftheenginewhiletheignitionisonortheengineisrunning.
Alwaysplacethevehicleonstablesupportsifworkhastobecarriedoutunderthevehicle.Jacksarenotsuitableforthiskindofwork.
Whenworkingunderthecarwithoutsafetystandsbutwiththewheelsontheground,makesurethecarisonlevelground,thewheelsareblocked,andthattheenginecannotbestarted.Removetheignitionkey.
Donotsmokeorallowanopenflamearoundthebatteryorfuel.Keepafireextinguishercloseathand.
Incompleteorimproperservicingmaycauseproblemsintheoperationofthecar.Ifindoubtaboutanyservicing,haveitdonebyyourauthorizedPorschedealer.ImpropermaintenanceduringthewarrantyperiodmayaffectyourPorschewarrantycoverage.
Suppliesoffluids,e.g.engineoil,brakefluidorcoolant,arehazardoustoyourhealth.Keepthesefluidsoutofchildren’sreachanddisposeoftheminaccordancewiththeappropriateregulations.
Somecountriesrequireadditionaltoolsandspecialsparepartstobecarriedinyourvehicle.Pleasemakeenquiriesbeforedrivingabroad.
Powermeasurements
PowermeasurementsondynamometersarenotapprovedbyPorsche.
Workingintheenginecompartment
Havethenecessaryworkintheenginecompart-mentdonebyaqualifiedspecialistworkshop.WerecommendthatyouuseyourauthorizedPorschedealerforcarryingoutthiswork.
202Maintenance,CarCare

WiperBlades
Generalinformationtothewiperblades
Whenwiperperformancedeteriorates,replacethewipers.
Pleaseobservethechapter”CARCAREINSTRUCTIONS”onpage228.
Caution!
Riskofdamageifthewiperarmaccidentallyfallsbackontothewindow.
Alwaysholdthewiperarmsecurelywhenreplacingthewiperblade.
Caution!
Riskofdamageifwiperbladesthatarefrozeninplaceareloosenedimproperly.
Thawthewiperbladesbeforelooseningthem.
Maintenancenote
Ifthewiperbladesruborsqueak,thiscanbeasaresultofthefollowing:
Ifthevehicleiswashedinanautomaticcarwash,waxresiduesmayadheretothewindshield.Thesewaxresiduescanberemovedbyusingwindowcleanerconcentrate.
Pleaseobservethechapter”WASHERFLUID”onpage223.
PleasecontactyourauthorizedPorschedealerforfurtherinformation.
Thewiperbladesmaybedamaged.
Replacedamagedwiperbladesassoonaspossible.
Changingwindshieldwiperblades
Caution!
Riskofdamage.Ifawiperbladeisnotchangedproperly,itcancomeloosewhenthecarismoving.
Checkwhetherthewiperbladeisseatedsecurely.Thewiperblademustengagethewiperarmproperly.
1.Applythehandbrake.
2.Switchthewipersoff(position0)andremovetheignitionkey.
3.Foldwindshieldwiperarmawayfromthewindshield.
A-Passenger’sside,curvedwiperbladeB-Driver’sside,wiperbladewithspoiler
4.Presstogethertheplasticspringofthewiperblade(rightarrow).Pullwiperbladeoutofwiperarm.
5.Insertnewwiperbladeuntilyoufeelitengage.Ensurethatthenewwiperbladeisinsertedintothewiperarminthesameposition:
–directionofthespoileronthedriverside,
–curvatureonthepassengerside.
6.Carefullyfoldwiperarmbackontothewind-shield.
Maintenance,CarCare203

Changingrearwindowwiperblade
Caution!
Riskofdamage.Ifawiperbladeisnotchangedproperly,itcancomeloosewhenthecarismoving.
Checkwhetherthewiperbladeisseatedsecurely.Thewiperblademustengagethewiperarmproperly.
1.Applythehandbrake.
2.Switchtherearwindowwiperoff(position0)andremovetheignitionkey.
3.Foldwiperarmawayfromtherearwindow.
4.Presstogethertheplasticspringofthewiperblade.
5.Pullwiperbladeupwardsoutofwiperarm.
6.Insertnewwiperbladeintothewiperarmfromabove.
7.Presstogethertheplasticspringofthewiperbladeandengageitinthewiperarmuntilitsnapsintoplace.
8.Carefullyfoldwiperarmbackontherearwindow.
204Maintenance,CarCare

OperatingyourPorscheinother
Countries
GovernmentregulationsintheUnitedStatesandCanadarequirethatautomobilesmeetspecificemissionregulationsandsafetystandards.Therefore,carsbuiltfortheU.S.andCanadadifferfromvehiclessoldinothercountries.
IfyouplantotakeyourPorscheoutsidethecontinentallimitsoftheUnitedStatesorCanada,thereisthepossibilitythat
–unleadedfuelmaynotbeavailable;
–unleadedfuelmayhaveaconsiderablyloweroctanerating.Excessiveengineknockandseriousdamagetobothengineandcatalyticconverterscouldresult;
–servicemaybeinadequateduetolackofproperservicefacilities,toolsordiagnosticequipment;
–replacementpartsmaynotbeavailableorverydifficulttoget.
Porschecannotberesponsibleforthemechanicaldamagethatcouldresultbecauseofinadequatefuel,serviceorpartsavailability.
IfyoupurchasedyourPorscheabroadandwanttobringitbackhome,besuretofindoutaboutshippingandforwardingrequirements,aswellascurrentimportandcustomsregulations.
Maintenance,CarCare215

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

Afterwashing,rinsethecarwithplentyofwaterandthendrywithachamoisleather.Donotusethesamechamoisleatherfordryingasyouuseforcleaningthewindshieldandwindows.
Warning!
Moisturewhichgetsontothebrakesduringacarwashcanreducebrakingefciencyormakethebrakespullunevenlywhichcouldincreasethedangerofanaccident,causingseriouspersonalinjuriesordeath.
Alwaysapplythebrakesafewtimesafterwashingthecartotestbrakingefficiencyanddrythebrakediscs.Whendoingthis,takecarenottohamperotherroadusersbehindyou(trafficconditionspermitting).
Automaticcarwashes
Optionaladd-onpartsorpartswhichprojectbeyondthecontoursofthevehiclemaybedamagedbydesignfeatures(e.g.brushes)ofautomaticcarwashes.
Washanddrybyhandallpointsnotreachedbyacarwash,suchasdoorandlidseamsordoorsills.
Pleaseconsulttheoperatorbeforeusingautomaticcarwashes.
Pleaseobservethechapter”WIPERBLADES”onpage203.
Thefollowingpartsareparticularlysuscepti-bletodamage:
–Windshieldwipers(alwaysswitchthemofftopreventthemwipingunintentionallyinintermittentorsensoroperation).
–Fixedrearspoilerorextendedrearspoiler.
–Wheels(thewidertherimandthelowerthetireheight,thegreatertheriskofdamage).
–High-glosswheels(topreventthesefromgettingscratched,donotcleanwiththewheel-cleaningbrushesofthecarwash).
–Externalantenna(alwaysunscrew).
–RoofTransportSystem(alwaysremovecompletely).
Note
Automaticcarwashesspraywateratoddanglesandhighpressures,whicharenotseeninnormaldriving.Therefore,watercansometimesfinditswayintothepassengerscompartmentduringorshortlyafterthecarwash.
Doorlocks
Topreventthedoorlocksfromfreezingduringthecoldseason,thelockcylindersshouldbecoveredduringawash.
Shouldthelocksfreeze,useanordinaryde-icer.Inmanycases,awellwarmedkeycanhelp.Neveruseexcessiveforce.
Maintenance,CarCare229

ExerciseExtremeCautionwhen
WorkingonyourVehicle
Danger!
Ignoringthefollowinginstructionsmaycauseseriouspersonalinjuryordeath.
Theenginecompartmentofanymotorvehicleisapotentiallyhazardousarea.Ifyouarenotfullyfamiliarwithproperrepairprocedures,donotattempttheadjustmentsdescribedonthefollowingpages.Thiscautionappliestotheentirevehicle.
Onlyworkonyourvehicleoutdoorsorinawellventilatedarea.
Ensurethattherearenoopenflamesintheareaofyourvehicleatanytimewhenfuelfumesmightbepresent.Beespeciallycautiousofsuchdevicessuchashotwaterheaterswhichigniteaflameintermittently.
Beforeworkingonanypartintheenginecom-partment,turntheengineoffandletitcooldownsufficiently.Hotenginecompartmentcomponentscanburnskinoncontact.
Bealertandcautiousaroundengineatalltimeswhiletheengineisrunning.Ifworkhastobeperformedwiththeenginerunning,alwayssettheparkingbrake,andmakesuretheshiftleverisinneutralortheselectorleverisinpositionPorN.
Inparticular,beverycarefultoensurethatitemsofclothing(ties,shirt,sleevesetc.),jewelry,longhair,handorfingerscannotgetcaughtintheengine-compartmentblower,fan,beltsorothermovingparts.Theradiatorandradiatorfansareinthefrontofthecar.Thefanscanstartorcontinuerunningasafunctionoftemperature,evenwiththeengineswitchedoff.Carryoutworkintheseareasonlywiththeengineoffandexerciseextremecaution.
YourPorscheisequippedwithanelectronicignitionsystem.Whentheignitionison,highvoltageispresentinallwiresconnectedwiththeignitionsystem;therefore,exerciseextremecautionwhenworkingonanypartoftheenginewhiletheignitionisonortheengineisrunning.
Alwayssupportyourcarwithsafetystandsifitisnecessarytoworkunderthecar.Jacksarenotsuitableforthiskindofwork.
Whenworkingunderthecarwithoutsafetystandsbutwiththewheelsontheground,makesurethecarisonlevelground,thewheelsareblocked,andthattheenginecannotbestarted.Removetheignitionkey.
Donotsmokeorallowanopenflamearoundthebatteryorfuel.Keepafireextinguishercloseathand.
Incompleteorimproperservicingmaycauseproblemsintheoperationofthecar.Ifindoubtaboutanyservicing,haveitdonebyyourauthorizedPorschedealer.ImpropermaintenanceduringthewarrantyperiodmayaffectyourPorschewarrantycover-age.
Suppliesoffluids,e.g.engineoil,brakefluidorcoolant,arehazardoustoyourhealth.Keepthesefluidsoutofchildren’sreachanddisposeoftheminaccordancewiththeappropriateregulations.
Somecountriesrequireadditionaltoolsandspecialsparepartstobecarriedinyourvehicle.Pleasemakeenquiriesbeforedrivingabroad.
Workingintheenginecompartment
Havethenecessaryworkintheenginecompart-mentdonebyaqualifiedspecialistworkshop.WerecommendthatyouuseyourauthorizedPorschedealerforcarryingoutthiswork.
236PracticalTips,EmergencyService

WheelBolts
Danger!
Riskofwheelboltbreakageandwheelseparation,resultinginseriouspersonalinjuryordeath.
Followallinstructionsconcerningwheelbolts.
Alwayscleanthewheelboltsbeforefitting.
ApplyathincoatofOptimolyTA(aluminumpaste)onthethreadandbetweentheboltheadandmovablesphericalcapring(arrows).Thebearingsurfaceofthesphericalcapfacingthewheelmustnotbegreased.
Replacedamagedwheelbolts.OnlyusetheOriginalPorschewheelboltsspeciallydesignedforthisvehicletype.
Tighteningtorque
Tighteningtorqueofwheelbolts:130Nm/96ftlb.
WheelSecuringBolts
Ifthewheelshavetoberemovedattheworkshop,pleasedonotforgettohandoverthewrenchsocketforthewheelsecuringboltsalongwiththecarkey.
Thewrenchsocketforthewheelsecuringboltsisinthetoolbox.
Toloosenortightenthewheelboltwithanti-theftprotection,awrenchsocketwiththeappropriatecodingmustbeusedbetweenthewheelboltandthewheel-boltspanner.
Whenpositioningthewrenchsocket,ensurethatitengagesfullyintheteethofthewheelbolt.
254PracticalTips,EmergencyService

Changingawheel
Danger!
Riskofseriouspersonalinjuryordeath.Thecarmayslipoffthejack.
Makesurethatnooneisinthevehiclewhenjackingupandchangingawheel.
Alwaysplacethecaronstablesupportsifworkhastobecarriedoutunderthecar.
Warning!
RiskofdamagetothebrakediscsofthePorscheCeramicCompositeBrake(PCCB).
Alwaysscrewinbothassemblyaidswhenchangingawheel.
Note
Thetoolsrequiredforchangingawheel(e.g.jack,wheelboltwrench,assemblyaids)arenotsuppliedwiththecar.TheyareavailableatyourauthorizedPorschedealer.
1.Fullyapplythehandbrake,engage1stgearorselectpositionPandwithdrawtheignitionkey.
2.Securethecaragainstrollingaway,e.g.bymeansofwedgesunderthewheelsontheoppositeside.Thisisparticularlyimportantonslopes.
ScrewinassemblyaidforvehicleswithoutPorscheCeramicCompositeBrake
3.Slightlyslackenthewheelboltsofthewheeltobechanged.
4.Raisethecaruntilthewheelliftsofftheground.
Pleaseobservethechapter”LIFTINGTHEVEHICLE”onpage252.
ScrewintwoassemblyaidsforvehicleswithPorscheCeramicCompositeBrake
Noteonoperation
Toremoveormountthespacers:
Pleaseobservethechapter”SPACERS”onpage257.
5.Remove1or2wheelbolts(seerespectiveillustration).Screwinassemblyaidsinsteadofthewheelbolts.Removetheremainingwheelbolts.
6.Takethewheeloffandputanewwheelon.
PracticalTips,EmergencyService255