Whenthetirepressurewarninghasappearedontheon-boardcomputer,stopimmediatelyatasuitablelocation.Checkthetireforsignsofdamage.Ifnecessary,fillintiresealantandsetthecorrecttirepressure.
Thistirepressurewarningappearswhendrivingandcanbeacknowledged.Thetirepressurewarninglightintheinstrumentpanelgoesoutwhenthetirepressurehasbeencorrected.
Systemlearning
TheTirePressureMonitoringbeginsto“learn”thewheelsafterawheelchange,wheeltransmitterreplacementorupdateofthetiresettings.During
thisprocess,theTirePressureMonitoringrecog-nizesthetiresandtheirlocations.Theon-boardcomputerdisplayesthemessage“TPCinactive-systemlearning”.
TheTirePressureMonitoringrequiresacertainamountoftimetolearnthewheels.Duringthistime,thecurrenttirepressuresarenotavailableontheon-board-computer:
–ThedisplayoftheTirepressurefunctionoftheon-boardcomputershowslines.
–Therequiredpressuresforcoldtiresat68°F(20°C)areindicatedintheInfopressuredisplayintheTirepressuremenu.
–Tirepressurewarningsareissuedwithouttirepressureandpositioninformation(gure)assoonasthevehicle’sownwheelshavebeendetectedandthetirepressurewarninglighthasgoneout.
PositionandpressureinformationisdisplayedassoonastheTirePressureMonitoringhasassignedthewheelsidentifiedasbelongingtothevehicletothecorrectwheelpositions.
Thewheellearningprocesstakesplaceexclusivelywhenthevehicleisbeingdriven.
Manuallycheckthetirepressureatallwheelsandcorrectthetirepressuretotherequiredvalue.
Changingawheelandreplacingtires
Newwheelsmustbefittedwithradiotransmit-tersfortheTirePressureMonitoring.Beforetiresarechanged,thebatterychargestateofthewheeltransmittersshouldbecheckedatanauthorizedPorschedealer.
Switchtheignitionoffwhenchangingawheel.
Thetiresettingsontheon-boardcomputermustbeupdatedafterchangingawheel.
Amessageappearsifthecharacteristicsofthenewtiresdonotagreewiththeon-boardcomputersettings.
Updatetheon-boardcomputersettingswhenthevehicleisstationarythenexttime.
Warninglight
Thewarninglightinthespeedometerlightsup:
–Whenalossinpressurehasbeendetected
–IftheTirePressureMonitoringisfaulty
–Whenlearningnewlymountedwheels/wheelsensors,aslongasthevehicle’sownwheelshavenotyetbeenrecognized.
Thetirepressurewarninglightintheinstrumentpanelgoesoutonlywhenthecauseofthefaulthasbeenrectified.
Controls,Instruments125
PorscheCommunication
Management(PCM)
GeneralinformationtothePorsche
CommunicationManagement(PCM)
RefertotheseparateoperatinginstructionsbeforeputtingthePCMintooperation.
Pleaseobservethechapter”LOADSWITCH-OFFAFTER2HOURSOR7DAYS”onpage265.
Warning!
Thereisdangerofaccidentifyousetoroperatetheon-boardcomputer,radio,navigationsystem,telephoneorotherequipmentwhendriving.Thiscoulddistractyoufromtrafcandcauseyoutolosecontrolofthevehicleresultinginseriouspersonalinjuryordeath.
Operatethecomponentswhiledrivingonlyifthetrafficsituationallowsyoutodosafely.
Carryoutanycomplicatedoperatingorsettingproceduresonlywiththevehiclestationary.
ThereceptionconditionsfortheradiomoduleintegratedinthePCMchangecontinuouslyasyoudrive.Interferencefrombuildings,terrainandtheweatherisunavoidable.FMstereoreception
isparticularlysusceptibletovaryingreceptionconditions.
ElectronicaccessoriesshouldonlyberetrofittedbyyourauthorizedPorschedealer.
AccessorieswhichhavenotbeentestedandapprovedbyPorschemayimpairradiofunctionandreception.
Navigation
Whenputintooperationforthefirsttime,adistanceofapprox.31miles(50km)mustbedriveninorderforthenavigationsystemtocompletetheprocessoffinecalibration.Thesameapplieswhenthetiresarechanged(e.g.summer/snowtires)ornewtiresfitted.Fulllocationaccuracyisnotyetachievedduringthefine-calibrationprocess.
Ifthevehiclehasbeentransported(e.g.ferry,cartrain),thesystemmaytakeafewminutestodeterminethecurrentlocationafterithasbeenswitchedon.
Serioustireslip(e.g.spinningwheelsonsnow)mayresultintemporarilyinaccuratenavigation.
Whenthebatteryhasbeendisconnected,itmaytakeupto15minutesbeforethenavigationsystembecomesoperationalagain.
Controls,Instruments177
