engine PORSCHE BOXSTER 2007 2.G Repair Manual

Ifmanualmodefails,thecontrolelectronicsswitchtoautomaticmode.Inthisevent,theinstrumentclusterwilldisplayselectorleverpositionD.
Toremedythefault,pleaseconsultanauthor-izedPorschedealer.
PSMswitchedoffand/orSportmodeswitched
on
Pleaseobservethechapter”SWITCHINGOFFPSM”onpage72.
Pleaseobservethechapter”SPORTMODE”onpage70.
IfthePSMisswitchedoffand/orSportmodeisswitchedon,anautomaticupshiftdoesnotoccurwhentheenginespeedlimitisreached.
Cancellingupshiftsuppression
Therestrictioncanbecancelledforonegearchangebydepressingtheacceleratortokickdown.If,forexample,theenginespeedlimitisreachedduringovertakingandtheautomaticupshiftdoesnotoccur,thetransmissioninthiscaseshiftsupbyacceleratingtokickdown.
Depresstheacceleratorpedalbeyondthefull-throttlepoint(kickdown).
Manualmodefailure
Ifmanualmodefails,thecontrolelectronicsswitchtoautomaticmode.Inthisevent,theinstrumentclusterwilldisplayselectorleverpositionD.
Havethefaultremedied.Consultanauthor-izedPorschedealer.
Stopping
Forabriefstop,e.g.atatrafficlight,leavetheselectorleverindrivepositionandholdthevehiclewiththebrakepedal.
Foralongerstopwiththeenginerunning,selectpositionN(neutral).
Donotholdthecaronaslopeusingtheaccelerator.Usethebrakepedalorthehandbrakeinstead.
Beforeleavingthevehicle,alwaysapplythehandbrakeandmovetheselectorlevertopositionP.
Parking
Goeasyontheaccelerator.
Whenparkingormaneuveringinasmallspace,controlthespeedbycarefuluseofthefootbrake.
Drivinginwinter
Inwinteryroadconditionsitisadvisabletotakesteepinclinesinmanualmode.Thispreventstheoccurrenceofgearchangesthatcouldcausewheelspin.
Tow-starting,towing
Pleaseobservethechapter”TOWING”onpage292.
Emergencyprogram
Warning!
Reversegearlockmonitoringisdisabledintheemergencyrunningprogram.Damagetothevehiclemayresultaswellaslossofcontrol,ifthevehicleismovingforwardfastenoughtocauserearwheellockup.
DonotshiftintoRwhilethevehicleismovingforward.
Atransmissionfaultisindicatedbythefollowingsymptoms:
–Thedisplayfor4th-gearandtheengagedselectorleverpositionflashonandoffalternately.
–Thewarning“Tiptronicemergencyrun”appearsintheon-boardcomputer.
–Thetransmissionnolongershifts.Regardlessofselectorleverposition,4thistheonlyforwardgearstillavailable.
Adaptyourdrivingstyletothechangedhandling.
Toremedythefault,pleaseconsultanauthor-izedPorschedealer.
ShiftingGear191

ConvertibleTop
Generalinformationtotheconvertibletop
Briefoperatinginstructionscanbefoundonthebacksideofthedriver’ssunvisor.
Pleaseobservethechapter”CARCAREINSTRUCTIONS”onpage233.
Warning!
Whenopeningorclosingtheconvertibletop,seriouspersonalinjurymayoccurifaperson’sbodypartsarenearorinthewayoftheconvertibletopmechanism’smovingparts.
Makeabsolutelysurethatnobodycanbeinjuredbytheconvertible-topmechanismortheconvertible-topcompartmentlid.
Donotoperateconvertibletop:
–Attemperaturesbelow32°F/0°C.
–Whenonesideofthecarisonacurb,ahoistorajack.
–Whenitemsofluggageorotherobjectshindertheconvertibletopmovementorareinabrasivecontactwiththeconvertibletoporrearwindow.Itemsofluggageorobjectsontheluggagetrayabovetheenginecompartmentlidmustbeputinthestorage
boxorbesecuredtopreventtheirslidingout.Keepshuttersofthestorageboxclosedwhiledriving.
Driveonlywiththeconvertibletopfullyopenorclosed.
Avoidfrequentoperationoftheconvertibletopwiththeengineoff;thevehiclebatterywouldbeunintentionallydischargedrapidly.
Whenopeningorclosingtheconvertibletop,ensurethereissufficientclearanceabovetheconvertibletop(e.g.inthegarage).
Topreventdampstainsandabrasions,onlyopentheconvertibletopinadry,cleanstate.
Parkyourcarintheshadewheneverpossible,asthefabric,rubbermaterialandcolorcanbeharmedbylongexposuretosunlight.
Theconvertibletopmayonlybeactuatedduringdrivingonevensurfaces.
Theconvertibletopmustnotbeusedwithstrongcounterwind(overapprox.50mph/80km/h).
Doorwindows
Ifthedoorwindowsareclosed,theywillautomat-icallybeloweredafewcentimetersbeforetheconvertibletopisopenedorclosed.
Conditionsforoperatingtheconvertible
top
–Theignitionmustbeswitchedon(enginerunningoroff).
–Maximumspeed30mph(50km/h)Theopening/closingprocessoftheconvertibletopwillbeinterruptedifthemaximumspeedisexceeded.
Reducespeed.Pressbuttonagain.Theopening/closingprocessisended.
194MobileRoofs

Maintenance,CarCare
ExerciseExtremeCautionwhenWorkingonyourVehicle.......................................................208WiperBlades..............................................209CoolantLevel..............................................210EngineOil...................................................212EngineOilLevel...........................................213EngineOilRecommendation.........................215BrakeFluidLevel.........................................217FuelEconomy.............................................219OperatingyourPorscheinotherCountries.....220Fuel...........................................................221Portablefuelcontainers...............................223FuelRecommendations................................224EmissionControlSystem.............................225HowEmissionControlWorks........................226FuelEvaporationControl..............................227WasherFluid...............................................228PowerSteering...........................................229Filter..........................................................230AutomaticTransmissionFluid........................231ManualTransmissionOil...............................232CarCareInstructions...................................233
Maintenance,CarCare207

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.Keepafireextinguisherinclosereach.
Incompleteorimproperservicingmaycauseproblemsintheoperationofthecar.Ifindoubtaboutanyservicing,haveitdonebyyourauthorizedPorschedealer.ImpropermaintenanceduringthewarrantyperiodmayaffectyourPorschewarrantycoverage.
Suppliesoffluids,e.g.engineoil,brakefluidorcoolant,arehazardoustoyourhealth.Keepthesefluidsoutofchildren’sreachanddisposeoftheminaccordancewiththeappropriateregulations.
Somecountriesrequireadditionaltoolsandspecialsparepartstobecarried.Pleasemakeenquiriesbeforedrivingabroad.
Powermeasurements
PowermeasurementsondynamometersarenotapprovedbyPorsche.
Workingintheenginecompartment
Havethenecessaryworkintheenginecompart-mentdonebyyourauthorizedPorschedealer.
208Maintenance,CarCare

CoolantLevel
Generalinformationtothecoolant
Pleaseobservethechapter”EXERCISEEXTREMECAUTIONWHENWORKINGONYOURVEHICLE”onpage208.
Thecoolingsystemisfilledatthefactorywithapermanentcoolant.Itprovidesyear-roundprotectionfromcorrosionandfreezingdownto-31°F(-35°C).
OnlyuseantifreezeauthorizedbyPorsche.
Checkingcoolantlevel
Theexpansiontankforthecoolantislocatedintherearluggagecompartmentundertheserviceflap.
Checkthecoolantlevelregularly.
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”onpage94.
2.Opentheserviceflapbypullingthehandhold.
210Maintenance,CarCare

3.Covertheexpansiontankcapwithathickrag.Opencapslowlyandcarefullyandallowoverpressuretoescape.Thenunscrewcapcompletely.
4.Onlyaddamixtureofantifreezeandwaterinequalparts,anddonotexceedthe“Max.”mark.
Antifreezeincoolant:50%givesprotectiondownto-31°F(-35°C)60%givesprotectiondownto-58°F(-50°C)
5.Screwcapfirmlyon.
6.Closeserviceflap.
Ifinanemergencypurewaterhasbeenadded,themixratiomustbecorrectedatanauthorizedPorschedealer.
Markedlossofcoolantindicatesleakageinthecoolingsystem.ThecauseshouldimmediatelyberemediedatanauthorizedPorschedealer.
Radiatorfans
Theradiatorandradiatorfansareinthefrontofthevehicle.
Warning!
Riskofinjury.Thefanscanstartrunningasafunctionoftemperature,evenwiththeengineswitchedoff.
Exerciseextremecautionwhenworkingintheareaoftheradiatorfans.
Maintenance,CarCare211

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.
212Maintenance,CarCare

EngineOilLevel
Checkingtheoillevel
Pleaseobservethechapter”EXERCISEEXTREMECAUTIONWHENWORKINGONYOURVEHICLE”onpage208.
Regularlychecktheoillevelusingtheon-boardcomputerafterthevehicleisrefuelled.
Pleaseobservethechapter”OILDISPLAYANDMEASUREMENTOFTHEENGINEOILLEVEL”onpage128.
Thedifferencebetweentheminimumandmax-imummarksonthesegmentdisplayisapprox.1.2liters.Eachsegmentofthedisplaycorre-spondstoapprox.0.4liter.
Toppingoffengineoil
Warning!
Engineoilishazardoustoyourhealthandmaybefatalifswallowed.
Keepengineoiloutofchildren’sreach.
Warning!
Usedengineoilcontainschemicalsthathavecausedcancerinlaboratoryanimals.
Alwaysprotectyourskinbywashingthorough-lywithsoapandwater.
Caution!
Riskofdamagefromoverowingengineoil.
Takecarewhilecheckingandtoppingupengineoilnottosoiltheluggagecompartmentoritemsofluggage.
Theoilinletopeningislocatedintherearluggagecompartmentundertheserviceflap.1.Theon-boardcomputerindicateshowmuchoilmustbeadded.
2.Opentheserviceflapbypullingthehandhold.
Maintenance,CarCare213

3.Unscrewcapoftheoilfilleropening.
4.Addatmosthalfaliterofengineoilatatime.
5.Measureoillevelagainwiththeon-boardcomputer.
6.Addmoreengineoilifnecessary.Neveraddmoreengineoilthanrequiredtoreachthemax.mark.
7.Closecapcarefully.
8.Closeserviceflap.
214Maintenance,CarCare

EngineOilRecommendation
Recommendedoilviscosityrangesdependentonambienttemperatures
AmbienttemperatureseasonalSAEViscosityRangeengineoils
generallyabove-13°F(-25°C)SAE0W-40,5W-40,5W-50approvedbyPorsche
generallybelow-13°F(-25°C)SAE0W-40approvedbyPorsche
Suitableoilsare:
UseonlyengineoilstestedandapprovedbyPorsche(Porscheapprovallist).YourathorizedPorschedealerwillbepleasedtoadviseyou.
Youwillfindastickerintheserviceflapwhichprovidesinformation(manufacturer)abouttheinitialfactoryfillingofyourengine.
Generallyyoucanfindthemanufacturersuggestionsontheoilcontainersorasabulletinonthemarket.
Oilchange
TheengineoilhastobechangedattheintervalslistedinyourMaintenanceSchedule.
Pleaseobservethechapter”CAPACITIES”onpage306.
WerecommendthatyouhavetheengineoilchangedatyourPorschedealer,whohastherequiredoilsandthenecessaryfillingequipment.
Ifyoususpectanoilleakintheenginehaveyourdealercheckitoutimmediately.
Allcurrentengineoilsarecompatiblewitheachother,i.e.whenmakinganoilchangeitisnotnecessarytoflushtheengineifyouwishtouseadifferentbrandorgradeofoil.Since,however,eachbrandofoilhasaspecialcomposition,
youshould,ifpossible,usethesameoilbrandifitbecomesnecessarytotopupbetweenoilchanges.
Porscheengineshavelongintervalsbetweenoilchanges.Youcanmakebestuseoftheselongoilchangeintervalsbyusingmultigradeoilssincethesearelargelyindependentofseasonalfluctuationsintemperature.
Ifyourvehicleisusedfrequentlyinstop-and-gotrafficincoldweather,theenginewillnotalwaysbeproperlywarmedup.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))
Maintenance,CarCare215