controls PORSCHE CAYMAN 2007 1.G Repair Manual

SportsExhaustSystem
Sportsexhaustsystemfor
vehicleswithoutsportsmode
ThesportsexhaustsystemcanbeswitchedonandoffwhentheignitionisswitchedonusingbuttonA.Whenthesportsexhaustsystemisswitchedon,thelight-emittingdiodeinthebuttonlightsup.
Sportsexhaustsystemforvehicleswith
sportsmode
ThesportexhaustsystemcanbeswitchedonandoffwhentheignitionisonusingtheSPORTbuttonB.
SwitchingonthesportsmodeactuatesthemarkedlysportyPASMshock-absorbertuning.
However,shouldyouwishtohaveamorecom-fortableshockabsorbersetting,butstillusethecharacteristicsofthesportmodeandthesportexhaustsystem,thePASMcanbeswitchedtoNor-malmodeseparately.
TodosopressthePASMbuttonC.Thelight-emittingdiodeinthePASMbuttongoesout.
Pleaseobservethechapter”SPORTMODE”onpage72.
Pleaseobservethechapter”PORSCHEACTIVESUSPENSIONMANAGEMENT(PASM)”onpage76.
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SportMode
Function
Asportiercarset-upisobtainedwhenSportmodeisswitchedon.InterventionsbythePorschecontrolsystemsareintentionallyshiftedtowardsgreateragilityanddrivingperformance.
–PASM(PorscheActiveSuspensionManagement)isautomaticallychangedtoSportmode,resultinginastiffersuspensionsetup.
–TheTiptronicSswitchestoasportygear-changingmapandshortensthegearshiftingperiods.Gearchangestakeplacefaster.
–PSM(PorscheStabilityManagement)controlissporty.PSMinterventionsarelaterthaninNormalmode.Thedrivercanmaneuverthevehiclewithgreateragilityatitsperformancelimits,withouthavingtodispensewiththeassistanceofPSMinemergencysituations.Thishelpstoachieveoptimallaptimes,particularlyonracecircuitswithadryroadsurface.
–Theelectronicacceleratorpedalreactssooner,andtheengineismoreresponsivetothrottleinputs.WhenSportmodeisswitchedon,thisfunctionisactivatedonlyafterthedriverhasbrieflyreleasedtheacceleratorpedal.
–Therpmlimitercharacteristicis“harder”,i.e.theengineisimmediatelythrottledwhentheperformancelimitsarereached.
PleaseobservetheappropriatechaptersPSM,PASMandTiptronicS.
SwitchingSportmodeonandoff
PressSPORTbuttoninthecenterconsole.WhenSportmodeisswitchedon,thelight-emittingdiodeintheSPORTbuttonislit.
WhenSportmodeisswitchedon,thelogoSPORTappearsnexttothedigitalspeedometer.
SwitchingSportmodeonandoffsimultaneouslyactivatesanddeactivatestheSportmodeofthePASM.
IftheSportmodeofthePASMwasactivatedwiththePASMbutton,itwillremainon.
Aftertheignitionisswitchedoff,SportmodeandPASMSportmodeareautomaticallyresettoNormalmode.
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PorscheStabilityManagement
(PSM)
GeneralinformationregardingPSM
PSMisanactivecontrolsystemforstabilizationofthevehicleduringextremedrivingmaneuvers.
Warning!
Riskofanaccident,resultinginseriouspersonalinjuryordeath.Theincreasedcontrolthatisprovidedshouldnotinduceyoutotakegreaterriskswithyoursafety.Thelimitsdictatedbythelawsofphysicscannotbeovercome,evenwithPSM.Theriskofaccidentsduetoinappropriatespeedcannotbereduced,evenbyPSM.Thedriverbearstheresponsibilityforalldrivingmaneuvers.
Adaptyourdrivingstyletotheprevailingroadandweatherconditions.
Obeyalltrafficlaws.
AdvantagesofPSM
–Superiortractionandlane-holdingabilityinalldrivingsituations-evenonroadsurfaceswithvaryingfriction.
–Thesystemcompensatesforundesiredvehi-clereactions(Ferrariaeffect)whenthedriverreleasestheacceleratorpedalorbrakeson
bends.Thiscompensationfunctionsuptothemaximumlateralacceleration.
–PSMactivelystabilizesthevehicleduringdynamicdrivingmaneuvers(e.g.rapidsteeringmovements,duringlanechangesoronalternatingcurves).
–Improvedbrakingstabilityincurvesandondifferentorvaryingroadsurfaces.
Readinessforoperation
PSMisswitchedonautomaticallyeverytimeyoustarttheengine.
Function
Sensorsatthewheels,brakes,steeringsystemandenginecontinuouslymeasure:
–Speed
–Directionoftravel(steeringangle)
–Lateralacceleration
–Rateofturnabouttheverticalaxis
PSMusesthesevaluestodeterminethedirectionoftraveldesiredbythedriver.PSMintervenesandcorrectsthecourseiftheactualdirectionofmotiondeviatesfromthedesiredcourse(steering-wheelposition):Itbrakesindividualwheelsasneeded.Inaddition,theenginepowermaybemanipulatedinordertostabilizethevehicle.
TheeventsbelowinformthedriverofPSMcontroloperationsandwarnhimtoadapther/hisdrivingstyletotheroadconditions:
–Themulti-functionalinformationlightontheinstrumentpanelflashes.
–Hydraulicnoisescanbeheard.
–Thevehicledeceleratesandsteering-wheelforcesarealteredasthePSMcontrolsthebrakes.
–Reducedenginepower.
–Thebrakepedalpulsatesanditspositionischangedduringbraking.Inordertoachievefullvehicledeceleration,footpressuremustbeincreasedafterbeginningofthebrakepedalpulsing.
ExamplesofPSMcontroloperations
–Ifthefrontwheelsofthevehicledriftonabend,therearwheelontheinsideofthebendisbrakedandtheenginepowerisreducedifnecessary.
–Iftherearofthevehicleswingsoutonabend,thefrontwheelontheoutsideofthebendisbraked.
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PSMshouldalwaysbeswitchedonduring
“normal”driving.
However,itmaybeadvantageoustoswitchoffPSMtemporarilyinexceptionalsituations,forexample:
–Onaloosesurfaceorindeepsnow,
–When“rockingthevehiclefree”,or
–Whenusingsnowchains.
SwitchingoffPSM
PressthePSMOFFbutton.PSMisswitchedoffafterashortdelay.Thelight-emittingdiodeinthebuttonisilluminated.WhenthePSMisswitchedoff,themultifunctionalPSMlightontheinstrumentpanelislitandamessageisshownbytheon-boardcomputer.Anacousticsignalalsosounds.
Thefollowingfunctionsstabilizethevehicleinemergencysituations,evenwithPSMswitchedoff:
–WhenPSMisoff,thevehicleisstabilizedassoonasoneofthetwofrontwheelsenterstheABScontrolrange.
–WhenPSMisoffandSportmodeison,thevehicleisstabilizedassoonasbothfrontwheelsentertheABScontrolrange.
One-sidedspinningofthewheelsisreduced,evenwithPSMswitchedoff,toenableoptimumtractiononalldrivewheels.
SwitchingPSMbackon
PressPSMOFFbutton.PSMisswitchedonafterashortdelay.Thelight-emittingdiodeinthebuttonandthemultifunctionalPSMlightgoout.Theon-boardcomputershowsamessage.
Sportmode
Asportiercarset-upisobtainedwhenSportmodeisswitchedon.PSMinterventionsarelaterthaninNormalmode;thevehiclecanbemaneuveredwithgreateragilityatitsperformancelimits,withouttheneedtodispensewiththeassistanceofPSMinemergencysituations.Thishelpstoachieveoptimallaptimes,particularlyonracecircuitsandadryroadsurface.
MultifunctionalPSMlight
–Themultifunctionallightontheinstrumentpanellightsupforalampcheckwhentheignitionisswitchedon.
–Thelightindicatesacontroloperationbyflashing,includingwhenPSMisswitchedoff
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(brakecontrolintheeventofone-sidedwheelspin).
–Inconjunctionwithamessageontheon-boardcomputer,thelightindicatesthatPSMisswitchedoff.Anacousticsignalalsosounds.
–Faultsaredisplayedbythelightinconjunctionwithamessageontheon-boardcomputer.PSMisoutoforder.
PleaseconsultanauthorizedPorschedealer.
Pleaseobservethechapter”PUTTINGVEHICLEINTOOPERATION”onpage264.
Towing
Pleaseobservethechapter”TOWING”onpage287.
Checksonteststands
Whencarryingoutbraketestsonrollerteststandsamaximumtestingspeedof5mph(8km/h)mustnotbeexceeded.
Handbrakechecksontherollerbraketestermustbeperformedonlywiththeignitionswitchedoff.
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PorscheActiveSuspension
Management(PASM)
Function
PASMmakestworunning-gearsetupsavailabletothedriver:“Normal”and“Sport”.Theselectionismadeviaabuttononthecenterconsole.
Aftertheignitionisswitchedoff,PASMisautomati-callyresettoNormalmode.
InNormalmodetherunninggearisinasportyandcomfortablesetup.Sportmodeoffersamarkedlysportyshockabsorbertuning(e.g.fordrivingontheracecircuit).
Thevariablesuspensionsystemselectstheappro-priatedampinglevelforeachwheelaccordingtothesituationandconditionsofdriving.
Example:IfthevehicleisdriveninamarkedlysportymannerinNormalmode,PASMautomat-icallyadaptstheshock-absorberbehaviortothedrivingsituationinthiscaseaswell.
SwitchingonPASMSportmode
PressPASMbuttoninthecenterconsole.WhenPASMSportmodeisswitchedon,thelight-emittingdiodeinthebuttonisilluminatedandamessageisshownbytheon-boardcomputer.
SwitchingoffPASMSportmode
PressPASMbuttoninthecenterconsole.Thelight-emittingdiodeinthebuttongoesoutandtheon-boardcomputerdisplaysamessageforalimitedamountoftime.
Pleaseobservethechapter”SPORTSEXHAUSTSYSTEM”onpage71.
76Controls,Instruments

RetractableRearSpoiler
Function
Therearspoilerimprovesdrivingstability,especial-lyathigherspeeds.
Warning!
Riskofaccident.Iftherearspoilercannotbeextended,drivingstabilitywillbeadverselyaffectedbyincreasedrearaxlelift,whichcouldleadtolossofcontrol.
Adaptyourdrivingstyleandspeedtothechangeddrivingbehavior.
HavethefaultremediedatanauthorizedPorschedealer.
Warning!
Riskofinjuryduringmanualretractionorextensionoftherearspoilerwiththevehiclestationary.
Makesurethatnopersonsorobjectsarewithintherangeofmovementoftherearspoiler.
Caution!
Riskofdamagefrompushingthevehiclebytherearspoiler.
Donotpushthevehicleattherearspoiler.
Warninglight
Thewarninglightintheon-boardcomputerlightsupwhentherearspoilerdoesnotextendover75mph(120km/h)oritsendpositionisnotreached.
Automaticcontrol
Therearspoilerextendsatapprox.75mph(120km/h)andretractsagainatapprox.50mph(80km/h).
Iftheautomaticcontrolfails,thewarninglightlightsupandtherearspoilermustbemanuallyextendedbeforedriving.
Manualcontrol
Manualextendingandretracting
Whentheignitionison,therearspoilercanbeextendedandretractedmanuallyusingthebuttoninthecenterconsole.
Note
Whentherearspoilerisextendedmanually,theautomaticcontroldoesnotoperateandtherearspoilermustbemanuallyretracted.
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Extending
Pressbuttonbriefly.Therearspoilerextendstoitsfinalposition.Thelight-emittingdiodeinthebuttonlightsup.Therearspoilerremainsextendedevenafterswitchingofftheignition.
Retracting
atspeedsbetween0and20mph(0and30km/h):Pressandholdbuttonuntiltherearspoilerhasreacheditsfinalposition.Thelight-emittingdiodeinthebuttongoesout.Therearspoilerchangestoautomaticmode.
atspeedsbetween20and60mph(30and100km/h):Pressbuttonbriefly.Therearspoilerretracts,thelight-emittingdiodeinthebuttongoesout.Therearspoilerchangestoautomaticmode.
atspeedsover60mph(100km/h):Pressbuttonbriefly.Therearspoilerremainsextended,thelight-emittingdiodeinthebuttongoesout.Therearspoilerchangestoautomaticmode.
Manuallyretractinganextendedrearspoiler
afterswitchingontheignitionagain
1.Pressbuttonbriefly.Thelight-emittingdiodeinthebuttonlightsup.Therearspoilerisnowinmanualmode.
2.Pressandholdbuttonuntiltherearspoilerhasreacheditsfinalposition.Thelight-emittingdiodeinthebuttongoesout.Therearspoilerchangestoautomaticmode.
78Controls,Instruments

ParkingAids
ParkingAssistant(ParkAssistant)
Functionoftheparkingassistant
Whenthedriverbacksup,theparkingassistantsystemindicatesthedistancebetweenthecarandalargeobstaclebehindit,bymeansofsignaltones.
Danger!
Riskofseriouspersonalinjuryordeath.ParkAssistantcannotdetectsmallobjectssuchaschildrenandpets.Despiteuseoftheparkingassistantsystem,thedriverisstillresponsiblefortakingduecareandassessingobstacleswhenbackingup.
Makesurethatnopersons,especiallysmallchildren,animalsorobstaclesarewithinthemaneuveringarea.
Theparkingassistantsystemisactivatedautomati-callywhenreversegearisselectedandtheignitionison.
Note
Beawarethattheparkingassistantsystemisnotswitchedonifthecarrollsbackwardwithoutreversegearbeingengaged.
Ultrasoundsensors
Sensors
Fourultrasoundsensorsintherearbumpermeasurethedistancetotheclosestobstacle.
–Rangemiddlesensorsaround60in./150cm
–Rangeoutersensorsaround24in./60cm
Obstaclescannotbedetectedinthe“blind”sensorarea(e.g.neartheground).
Note
Thesensorsmustalwaysbekeptfreeofdust,iceandsnowinordertoensurethattheyarefullyfunctional.
Caution!
Toavoiddamagingthesensors:
Maintainsufficientdistancewhencleaningwithsteam-jetunits.
Signaltones/function
Whenreversegearisselected,theparkingassistantconfirmsthatitisswitchedonbyissuingashortsignaltone.Adetectedobstacleissignalledbyanintermittenttone.Theintervalsdecreaseastheobstacleisapproached.Acontinuoustonesoundswhenthedistancebecomeslessthanonefoot.Thiscontinuoustonecanstopiftheobstacleisapproachedcloserthanonefoot.Theradiovolumeshouldnotbesoloudastodrownoutthesignaltones.
Limitsofultrasonicmeasurement
Theparkingassistantsystemcannotdetect:
–sound-absorbingobstacles(e.g.winteroperation,powdersnow),
–sound-reflectingobstacles(e.g.glasssurfaces,flatpaintedsurfaces)
–andverythinobstacles.
Otherultrasoundsources(e.g.pneumaticbrakesofothervehicles,jackhammers)caninterferewithdetectionofobstacles.
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Faultindication
Theparkingassistantsystemindicatesafaultintwoways:
–Afterreversegearhasbeenselected,theshortsignaltoneisfollowedbyacontinuoustoneofthesamepitch:Thisindicatesthatsensorsaresoiledorcoveredwithice.
–Afterreversegearhasbeenselected,theshortsignaltoneisfollowedbyacontinuoustonewithamuchlowerpitch:Thisindicatesageneralsystemfault.PleasehavethefaultremediedatanauthorizedPorschedealer.
A-Controlswitchfordoormirroradjustment
Swivellingdownmirrorglassonthe
passenger’sside
Function
Onvehicleswithseatmemoryyoucanactivateanadditionalparkingaid.
Pleaseobservethechapter”SEATMEMORY”onpage43.
Whenreversegearisengaged,themirrorglassonthepassenger’ssideswivelsdownslightlytoshowthecurbarea.
Preconditions
–Vehiclemustbeequippedwithseatmemory.
–SetthecontrolswitchAto“passenger’sside”.
–Reversegearmustbeengaged.
Returningmirrorglasstoitsoriginalposition
Driveforwardswithaspeedofover4mph(6km/h)or
SetthecontrolswitchAto“driver’sside”.
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