
Brakes
Generalinformation
Makeitahabittochecktheoperationofyourbrakesbeforedriving.
Keepinmindthatthebrakingdistanceincreasesveryrapidlyasthespeedincreases.At60mphor100km/h,forexample,itisnottwicebutfourtimeslongerthan30mphor50km/h.Tiretractionisalsolesseffectivewhentheroadsarewetorslippery.
Therefore,alwaysmaintainasafedistancefromthecarinfrontofyou.
VehicleswithoutPorscheCeramic
CompositeBrake(PCCB)
Eventhoughthebrakediscsconsistofalloyedgreycastiron,theywillunavoidablystarttocorrodeifyourcarisparkedforanextendedperiod.Thebrakeswilltendto“rub”asaresult.Thenature,extentandeffectsofcorrosiondependontheamountoftimethevehiclewasparked,whethergranularorliquidroadsaltwasspreadandwhethergrease-dissolvingagentswereusedincarwashes.Ifthebrakingcomfortisnoticeablyimpaired,werecommendhavingthebrakesystemcheckedbyexpertsatanauthorizedPorschedealer.
Brakesystemfunction
YourPorscheisequippedwithapowerassistedhydraulicdualcircuitbrakesystemwithdiscbrakesatthefrontandrear.Bothcircuitsfunctionindependently.Onebrakecircuitoperatesthefrontandtheotheroperatestherear.
Ifonebrakecircuithasfailed,theotherwillstilloperate.However,youwillnoticeanincreasedpedaltravelwhenyouapplythebrakes.Failureofonebrakecircuitwillcausethestoppingdistancetoincrease.
Warning!
Riskofanaccident,resultinginseriouspersonalinjuryordeath.Intheunlikelyeventofhydraulicfailureofonebrakecircuit:
Pushthebrakepedaldownfirmlyandholditinthatposition.Amechanicallinkageactivatesthesecondcircuit,andyouwillbeabletobringthevehicletoastop.
Afterbringingyourvehicletoacompletestop,avoiddrivingthevehicleandinsteadhaveittowedtothenearestauthorizedPorschedealerforrepair.
BrakewarninglightUSA
BrakewarninglightCanada
Ifthewarninglightsintheinstrumentpanelandon-boardcomputergoonwhiledriving,thebrakefluidlevelmaybetoolow,or(ifthebrakepedaltravelhasincreased)oneofthetwobrakecircuitsmayhavefailed.
Agreaterbrakingpressurewillberequired,stoppingdistanceswillbelongerandthebrakingbehaviorwillchange,particularlyincurves.
Withcorrectlyadjustedbrakes,andacorrectlyworkingbrakesystem,thepedaltraveltothepointofbrakeactuationshouldbe1-3/16in.to1-9/16in.or30mmto40mm.Wheneverthebrakepedaltravelexceedsthisdistance,havethebrakesystemchecked.
Brakepedal
Warning!
Riskofanaccident,resultinginseriouspersonalinjuryordeath.Anyobstructionofthebrakepedalcouldincreasethestoppingdistance.
Alwayscheckthemovementofthebrakepedalbeforedrivingandmakesurethatitisnotobstructedbyafloormatoranyotherobject.
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Securethefloormattopreventitfromslidingintopositionsthatcouldinterferewiththesafeoperationofyourvehicle.YourPorschedealerwillbegladtoofferyounonskidfloormatsofthecorrectsize.
Note
Incaseoneofthetwobrakecircuitsfails,increasedpedaltravelisrequiredtobringyourvehicletoafullstop.
Warning!
Toavoidoverheatingandprematurewearofthebrakes:
Beforedescendingasteepgrade,reducespeedandshiftthetransmissionintoalowergearordrivingpositiontocontrolspeed.
Donot“ridethebrakes”byrestingyourfootonthepedalwhennotintendingtoapplybrakepressure.
Donotholdthepedaldowntoolongortoooften.Thiscouldcausethebrakestogethotandnotfunctionproperly.
Brakebooster
Thebrakeboosterassistsbrakingonlywhentheengineisrunning.
Whenthecarismovingwhiletheengineisnotrunning,orifthebrakeboosterisdefective,morepressureonthebrakepedalisrequiredtobringthecartoastop.Ifthishappens,ABSandPSMwillalsonotoperate.
Moistureorroadsaltonbrakesaffectsbraking.Whenthevehicleisdrivenonsaltedroadsforextendedperiods,thebrakesshouldbewasheddownthoroughlyaboutevery2weeks.Anauto-maticcarwashfacilitycannotdothisjobproperly.Brakeswilldryafterafewcautiousbrakeapplica-tions.
Warning!
Riskofanaccident,resultinginseriouspersonalinjuryordeath.Drivingthroughwatermayreducetraction.Moistureonbrakesfromroadwater,carwash,orcoatingofroadsaltmayaffectbrakingefciency.
Cautiouslyapplybrakestotestbrakesafterbeingexposed.
Brakewear
Yourcarhasexcellentbrakes,buttheyarestillsubjecttowear.Therateatwhichtheyweardependsonhowthebrakesareused.
HavethebrakesysteminspectedattheintervalsrecommendedinyourMaintenanceBooklet.
WarninglightUSA
WarninglightCanada
Ifthewarninglightsintheinstrumentpanelandon-boardcomputerstayonwhentheengineisrunningorcomeonwhiledriving,thebrakepadsareworn,excessively.
Donotcontinuetooperatethevehicle.HaveyourauthorizedPorschedealerinspectorreplacethebrakepads.
Controls,Instruments73

CoolingSystem
Temperaturegauge(ignitionon)
USA:DisplayinFCanada:DisplayinC
Pointertotheleft-enginecold
Avoidhighenginespeedsandheavyengineloading.
Pointerinthemiddle-normaloperatingtemper-ature
Thepointermaymoveuptotheredareawhenengineisheavilyloadedandoutsidetemperature
ishigh,butshouldreturnto“normal”whenengineloadisreduced.
Warninglight“A”
Ifthecoolanttemperatureistoohigh,thewarninglightcomeson.Additionally,awarningisdisplayedintheon-boardcomputer.
Pullofftheroad,turnofftheengineandallowtocool.
Checkradiatorandairpassagesinfrontendofcarforobstructions.
Checkcoolantlevel.Ifnecessary,addcoolantandhavefaultremediedatanauthorizedPorschedealer.
Pleaseobservethechapter”COOLANTLEVEL”onpage233.
Note
Topreventexcessivetemperatures,thecooling-airpassagesmustnotberestrictedbycoverings(e.g.films,“stoneguards”).
Ifthecoolantlevelistoolow,thewarninglightashes.Additionally,awarningisdisplayedintheon-boardcomputer.
Switchengineoffandallowtocool.
Addcoolant.
HavethecauseofthefaultremediedatanauthorizedPorschedealer.
Pleaseobservethechapter”COOLANTLEVEL”onpage233.
Caution!
Riskofenginedamage.
Ifthewarninglightscomeoneventhoughcoolantleveliscorrect,donotcontinuedriving.
HavethefaultremediedatthenearestauthorizedPorschedealer.
Enginecompartmentblowerfan
Inaddition,thiswarninglightashestoindicateafaultintheenginecompartmentblowerfan.
HavethecauseofthefaultremediedatanauthorizedPorschedealer.
Controls,Instruments101

TPCTirePressureMonitoring
Function
Pleaseobservethechapter”TIREPRESSURESFORCOLDTIRES”onpage334.
TheTirePressureMonitoringcontinuouslymoni-torstirepressureandtiretemperatureonallfourwheelsandwarnsthedriverwhenthetirepressureistoolow.
ThedisplayaswellasthesettingsfortheTirePressureMonitoringtakeplaceontheon-boardcomputer.However,youmuststilladjustthetirepressureonthewheel.
Thedriverisresponsibleforfillingthetirescorrectlyandmakingthecorrectsettingsontheon-boardcomputer.
TheTirePressureMonitoringoffersthefollowingfunctions:
–Displayoftheactualtirepressurewhilethevehicleisinmotion
–Displayofthedeviationfromtherequiredpressure(refillingpressure)
–Displayofcurrentlysettiresizeandtype
–Tirepressurewarningsintwostages
Caution!
DespitetheadvantagesofferedbytheTirePressureMonitoring,itisstillthedriver’sresponsibilitytoupdatethecorrespondingsettingsintheon-boardcomputerandmaintainthepressureinthetires.Lowtirepressurereducestheroadsafetyofthevehicleanddestroysthetireandwheel.
Whenaflattirehasbeendisplayed,immediate-lystopinasuitableplaceandcheckthetiresfordamage.Ifnecessary,remedythedamagewithatiresealant.
Donotbyanymeanscontinuetodrivewithdamagedtires.
Sealingthetirewithtiresealantisonlyanemergencyrepair,soyoucandrivetothenextauthorizedPorschedealer.Themaximumpermittedspeedis50mph(80km/h).
Donotdrivewithtireswhosetirepressuredropsagaininashortperiodoftime.Incasesofdoubt,havetirescheckedbyanauthorizedPorschedealer.
DamagedtiresmustbeimmediatelyreplacedbyanauthorizedPorschedealer.Tirerepairsarenotpermissibleunderanycircumstances.
IftheTirePressureMonitoringisdefective(e.g.defectivewheeltransmitter),contactanauthorizedPorschedealerimmediatelyandhavethedamagerepaired.ThetirepressurewillnotbemonitoredbyadefectiveTirePressureMonitoring.
Tiresloseairovertimewithoutatiredefectbeingpresent.Atirepressurewarningwillthenappearintheon-boardcomputerdisplay.Correctthetirepressureatthenextopportunity.
TheTirePressureMonitoringgivesawarningabouttiredamageduetonaturalpressurelossaswellasaboutagraduallossofpressureduetoforeignobjects.TheTirePressureMonitoringcannotwarnyouabouttiredamagethatoccurssuddenly(e.g.flattireduetoabruptexternaleffects).
Controls,Instruments127

Tirepressurewarnings
TheTirePressureMonitoringwarnsaboutlossinpressureintwostages,dependingontheamountofpressureloss:
Stage1-Addair(3psito6psi(0.2barto0.4bar)lossinpressure)
Stage2-Flattire(from6psi(0.4bar)lossinpressure)
Stage1-Addair
Thepressureinthetireistoolowby3psito6psi(0.2barto0.4bar).Drivingwithinsufficienttirepressurereducestheroadsafetyofthevehicleanddestroysthetireandwheel.
Thetirepressurewarningcontainstheaffectedtirewiththetirepressuretobeadded.Correctthetirepressureatthenextopportunity.
Thistirepressurewarningappearswithvehiclestoppedandcanbedeactivated.Thetirepressurewarninglightintheinstrumentpanelgoesoutwhenthetirepressurehasbeencorrected.
Stage2-Flattire
Thepressureinthetirehasdroppedbymorethan6psi(0.4bar).Thissignificantpressurelossisadangertoroadsafety.
Whenthetirepressurewarninghasappearedontheon-boardcomputer,stopimmediatelyatasuitablelocation.Checkthetireforsignsofdamage.Ifnecessary,fillintiresealantandsetthecorrecttirepressure.
Thistirepressurewarningappearswhendrivingandcanbedeactivated.Thetirepressurewarninglightintheinstrumentpanelgoesoutwhenthetirepressurehasbeencorrected.
Systemlearning
TheTirePressureMonitoringbeginsto“learn”thewheelsafterawheelchange,wheeltransmitterreplacementorupdateofthetiresettings.During
Controls,Instruments133

InstrumentpanelOn-boardcomputerTextdisplayonon-boardcomputerMeaning/measure
LIMITCannotbeacceptedwithvehiclestopped
Thecurrentspeedcanonlybeacceptedfortheacousticwarningsignalwhenthevehicleisinmotion.
LIMIT30Selectedspeedlimit(e.g.30mph)fortheacousticwarningsignalhasbeenexceeded.Adjustyourspeedifnecessary.
FuelgaugewarninglightConsiderremainingrangeRefuelatnextopportunity.
CheckengineoillevelStartengineoillevelmeasurementintheon-boardcomputer.Thevehiclemustbehorizontalandtheignitionmustbeswitchedon.
EngineoilpressuretoolowStopimmediatelyatasuitableplace,measureoillevelwiththeon-boardcomputerand,ifnecessary,addengineoil.
WarninglightTemperaturegaugeEnginetemperaturetoohighSwitchengineoffandletitcool.Checkcoolantleveland,ifneces-sary,addcoolant.
TemperaturegaugewarninglightflashesCheckcoolantlevelSwitchengineoffandletitcool.Checkcoolantleveland,ifneces-sary,addcoolant.
Controls,Instruments145

E-AdapterforsecuritywheelboltsF-TirellingcompressorG-TowinghookH-ToolkitI-Tiresealant
Toolbox
Opening
Unlockturn-locksC.
Opentoolboxandplaceitontheflooroftheluggagecompartment.
Closing
Inserttoolboxintotheguidepegsintheluggagecompartmentfloor.
Closetoolboxandlocktheturn-locksC.
178Controls,Instruments

LuggageCompartment(Vehicles
withFour-WheelDrive)
Positionofthecomponents
Thepositionofthecomponentsintheluggagecompartmentisdependentonthecountryequip-mentandcanvaryfromwhatisshowninthismanu-al.
DVDnavigation
ThedriveforDVDnavigationandtheaudioamplifierareontherearwalloftheluggagecompartment.
Caution!
Riskofdamage.
DonotstoreanyobjectsbehindtheaccesscoverA.
Tiresealant
ThetiresealantislocatedbehindtheaccesscoverB.
OpenaccesscoverBusingtheopening.
B-AccesscoverfortiresealantC-TirellingcompressorD-ToolkitE-TowinghookF-Adapterforsecuritywheelbolts
Tools
Thetoolsarelocatedunderthefloorplateoftheluggagecompartment.
Liftthefloorplateontheopeningandtakeout.
Controls,Instruments179