technical data PORSCHE CAYMAN 2007 1.G Owners Manual

Controls,Instruments14-191
ShiftingGear193-199
Maintenance,CarCare201-234
PracticalTips,EmergencyService235-289
VehicleIdentication,TechnicalData291-307
Index308-312
11

ATirepressureBTiretemperatureCTirepressuresforcoldtiresDTirepressureforhottiresEPressureincreaseastheresultoftempera-tureincreaseFPressuredropinfaulty/leakingtires1.Required-pressureline2.Warningstage1(from-3to-6psi(-0.2barto-0.4bar))3.Warningstage2(from-6psi(-0.4bar))
Pressureincreaseastheresultof
temperatureincrease
Inaccordancewithphysicalprinciples,theairpressurechangesasthetemperaturechanges.
Thetirepressureincreasesordecreasesbyaround1.5psi(0.1bar)forevery18°F(10°C)changeintemperature.
TheTirePressureMonitoringtakesthisrelationshipbetweentirepressureandtemperatureintoaccount.
Tirepressurespecications
InformationontirepressureforpublicroadscanbefoundinthisOwner’sManualintheTechnicalDatachapteroronthetire-pressureplateintheleftdooraperture.Thesevaluesapplytocoldtiresat68°F(20°C).
Pleaseobservethechapter”TIREPRESSUREFORCOLDTIRES”onpage299.
130Controls,Instruments

Donotusecommerciallyavailablesealantortireinflatingbottles.OnlyusePorscheapprovedtiresealant.
Pleaseobservethechapter”TIREPRESSUREFORCOLDTIRES”onpage299.
Eachtire,includingthespare(ifprovided),shouldbecheckedevery2weekswhencold(68°F/20°C)andinflatedtotheinflationpres-surerecommendedinthisOwner’sManualoronthetire-pressureplate.IfyourvehiclehastiresofadifferentsizethanthesizeindicatedinthisOwner’sManualoronthetire-pressureplate,youshoulddeterminethepropertireinflationpressureforthosetires.
Asanaddedsafetyfeature,yourvehiclehasbeenequippedwithatirepressuremonitoring(TPC)thatilluminatesalowtirepressuremessagewhenoneormoreofyourtiresissignificantlyunder-inflated.Accordingly,whenthelowtirepressuremessageilluminates,youshouldstopandcheckyourtiresassoonaspossible,andinflatethemtotheproperpressure.Drivingonasignificantlyunder-inflatedtirecausesthetiretooverheatandcanleadtotirefailure.Under-inflationalsoreducesfuelefficiencyandtiretreadlife,andmayaffectthevehicle’shandlingandstoppingability.
PleasenotethattheTPCisnotasubstituteforpropertiremaintenance,anditisthedriver’sresponsibilitytomaintaincorrecttirepressure,evenifunder-inflationhasnotreachedthelevelto
triggerilluminationoftheTPClowtirepressuremessage.
Onvehicleswithtirepressuremonitoring:
Pleaseobservethechapter”TPCTIREPRESSUREMONITORING”onpage122.
Whentiresarewarm,thetirepressureisincreased.
Neverletairoutofhottires.Thiscouldcausethetirepressuretofallbelowtheprescribedvalue.
Insufficienttirefillingpressurecancausetirestooverheatandthusbedamaged-eveninvisibly.Hid-dentiredamageisnoteliminatedbysubsequentlycorrectingthetirepressure.
Overloading
Danger!
Riskofdamagetovehicleparts,lossofcontrolandseriouspersonalinjuryordeath.
Donotoverloadyourvehicle.Becarefulabouttheroofload.
Ifloadingthevehiclealsocorrectthetirepressure.Tirepressureforloadedvehiclecanbefoundonthetirepressureplateandinthechaptertechnicaldata.
Neverexceedthespecifiedaxleload.Over-loadingcanshortentheservicelifeofthetiresandcar,aswellasleadtodangerousvehiclereactionsandlongbrakingdistances.Damageduetooverloadingisnotcoveredbythevehi-clewarranty.
Pleaseobservethechapter”LOADINGINFORMATION”onpage248.
Pleaseobservethechapter”TIREPRESSUREFORCOLDTIRES”onpage299.
PracticalTips,EmergencyService239

Snowchains
Caution!
Riskofdamagetobody,axleorbrakecompo-nents.
Fitsnowchainsonlytotherearwheels,andonlywiththetire/rimcombinationlistedintheTechnicalData.Toensureadequateclearancebetweenchainandbody,Porscherecommendsonlytheuseoffine-linkchainssuchasthoseapprovedbyPorsche.
Followinstructionsissuedbythesupplierofthechains.
Differentstatesandcountrieshavevaryingstatutoryrequirementsregardingmaximumspeed.Checkwithlocalauthoritiesforpossiblerestrictions.
Removechainsassoonastheroadsarefreeoficeandsnow.
Fittingsnowchains
Theuseofsnowchainsisnotpermittedwhen5mmspacersaremounted.
Caution!
Riskofdamagetothewheelhousingsifthe5mmspacersarenotremovedbeforettingsnowchains.
Topermitthefittingofsnowchains,havethe5mmspacersremovedonall4wheels.
Tofit/removethespacers:PleaseconsultanauthorizedPorschedealer.
Pleaseobservethechapter”SPACERS”onpage257.
Tiredesignations
Duetonewspeedandloadratingsforradialtires,newdesignationshavecomeintoforceforsnowtiresforyourPorsche.
ThedesignationtobeusedforZRtiresise.g.,265/40ZR18(Z=codeletterforradialtiresforspeedsabove150mph/240km/h).
PracticalTips,EmergencyService245

7.Screwinwheelbolts;removeassemblyaidsandscrewintheremainingwheelbolts.Initiallytightenboltsindiagonallyoppositesequencesothatthewheeliscentered.
Pleaseobservethechapter”WHEELBOLTS”onpage254.
8.Lowerthecarcompletely.
9.Tightenwheelboltsindiagonallyoppositesequence.
Immediatelyafterchangingawheel,useatorquewrenchtochecktheprescribedtighteningtorque(130Nm/96ftlb.).
Checkingtirepressurewithapressure
gauge
Pleaseobservethechapter”TPCTIREPRESSUREMONITORING”onpage122.
1.Removethevalvestemcapfromthetire.
2.Pressthepressuregaugeontothevalvestem.
Noteonoperation
Donotpresstoohardorforcethevalvestemsideways,orairwillescape.Ifthesoundofairescapingfromthetireisheard,repositionthepressuregauge.
3.Readthetirepressureonthegaugestemandcompareittothepermissibletirepressure.ThisinformationcanbefoundonthetirepressureplateorinthechapterTechnicalData.
Pleaseobservethechapter”TIREPRESSUREFORCOLDTIRES”onpage299.
4.Removethepressuregauge.
256PracticalTips,EmergencyService

VehicleIdentication,TechnicalData
VehicleIdentification....................................292TechnicalData............................................294
VehicleIdentification,TechnicalData291

VehicleIdentication
Orderingspareparts
Whenorderingsparepartsormakinginquiries,pleasealwaysquotethevehicleidentificationnumber.
Vehicledatabank
Thevehicledatabankisattachedtotheinsideofthe”Maintenance“booklet.Itcontainsallimportantdataaboutyourcar.
Note
Thisdatabankcannotbere-orderedifitislostordamaged.
Thislabelcontainsthefollowinginformation:
1.VehicleIdentificationNo.
2.Type/Typedescription
3.Enginecode/Transmissioncode
4.PaintNo./Interior
5.Optionalequipment
Vehicleidenticationnumber
Position
InaccordancewithFederalSafetyRegulations,thevehicleidentificationnumberofyourcarislocatedatthebottomleftofthewindshieldframeandcanbeseenfromtheoutside.
Thevehicleidentificationnumberisinthefrontluggagecompartmentunderthebatterycoverandatthebottomleftbehindthewindshield.
Removingthebatterycover
Pleaseobservethechapter”BATTERY”onpage262.
Safetycompliancesticker
ThesafetycompliancestickerisyourassurancethatyournewPorschecomplieswithallapplica-bleFederalMotorVehicleSafetyStandardswhichwereineffectatthetimethevehiclewasmanufac-tured.
Thestickeralsoshowsthemonthandyearofproductionandthevehicleidentificationnumberofyourcar(perforations)aswellastheGrossVehicleWeightRatingandtheGrossAxleWeightRating.
292VehicleIdentification,TechnicalData

Tirepressureplate
Thetirepressureplateisattachedtotheleft-handdooraperture.
Enginenumber
Theenginenumberisstampedontheundersideofthecrankcase.
VehicleIdentification,TechnicalData293

TechnicalData
Enginedata
CaymanCaymanS
TypeM97/20Horizontallyopposedengine,liquidcooledM97/21Horizontallyopposedengine,liquidcooled
Numberofcylinders66
Bore3.37in./85.5mm3.78in./96mm
Stroke3.07in./78mm3.07in./78mm
Cubiccapacity163.96cu.in./2687cm³206.67cu.in./3387cm³
Net-horsepower,SAEJ1349245hp/180kW295hp/217kW
atcrankshaftspeed6500rpm6250rpm
Nettorque,SAEJ1349201ft.lb./273Nm251ft.lb./340Nm
atcrankshaftspeed4600-6000rpm4400-6000rpm
Engineoilconsumptionupto1.5liters/1000km(1.6quarts/622miles)upto1.5liters/1000km(1.6quarts/622miles)
294VehicleIdentification,TechnicalData

Transmission
GearratiosCayman5-speedmanualtransmission6-speedmanualtransmissionTiptronicS
1stgear3.50:13.67:13.66:1
2ndgear2.12:12.05:12.00:1
3rdgear1.43:11.41:11.41:1
4thgear1.09:11.13:11.00:1
5thgear0.84:10.97:10.74:1
6thgear0.82:1
Reverse3.44:13.33:14.10:1
Finaldriveratio3.75:13.88:14.38:1
VehicleIdentification,TechnicalData295