
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,thepedaltraveltothepointofbrakeactuationshouldbe1-3/16"to1-9/16"or30to40mm.Wheneverthebrakepedaltravelexceedsthisdistance,havethebrakesystemchecked.
Brakepedal
Warning!
Riskofanaccident,resultinginseriouspersonalinjuryordeath.Anyobstructionofthebrakepedalcouldincreasethestoppingdistance.
Alwayscheckthemovementofthebrakepedalbeforedrivingandmakesurethatitisnotobstructedbyafloormatoranyotherobject.
64Controls,Instruments

ParkingAids
ParkingAssistant(ParkAssistant)
Functionoftheparkingassistant
Whenthedriverbacksup,theparkingassistantsystemindicatesthedistancebetweenthecarandalargeobstaclebehindit,bymeansofsignaltones.
Danger!
Riskofseriouspersonalinjuryordeath.ParkAssistantcannotdetectsmallobjectssuchaschildrenandpets.Despiteuseoftheparkingassistantsystem,thedriverisstillresponsiblefortakingduecareandassessingobstacleswhenbackingup.
Makesurethatnopersons,especiallysmallchildren,animalsorobstaclesarewithinthemaneuvringarea.
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.
Controls,Instruments77

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”.
78Controls,Instruments

HomeLink...................................................181Hoods................................................170,172Horn......................................................19,28
IIdentificationnumber...................................296Ignitionlock....................................81,84,187Immobilizer..................................................22InstrumentIllumination.............................................90Lights..................................................144Panel.....................................................85Interiorlights..............................................287Interiormirror...............................................36
JJumpercables....................................273,274
KKeylock......................................................187Keys............................................................22withremotecontrol.................................23
LLATCHSystem..............................................61Leathercare...............................................238Licenseplatelight.......................................144Lids...................................................170,172Emergencyunlocking............................266LightFlasher..................................93,144,146Lowbeam....................................144,146
Switch.................................................146Lightalloywheels........................................238Inscription............................................253Loadswitch-off...........................................265Loadinginformation.....................................254Locking..................................................26,29Luggagecompartment................174,176,286Lidwarninglight....................................172Lids.....................................................172
MMaintenance...............................................208Make-upmirror..............................................48Maximumpermittedenginespeeds.........19,186Mirrors.........................................................36Anti-glare................................................37Multi-FunctionalsteeringwheelFunctionkeys.........................................47
NNavigation..................................................177NotesonCarcare...............................................233Maintenance.........................................208Numberplatelight...............................144,285
OOctanerating..............................................224Offdelay....................................................144Oil.............................................................306Checkinglevel......................................128Consumption..........................................19
Levelchecks........................................213Levelindicator......................................128On-boardcomputer.................................8,102Basicsettings.......................................131Languageversions................................132On-boardliterature..........................................1Orientationlight...........................................163Outsidetemperatureindicator........................97
PPaintCare....................................................233ParkAssistant...............................................77ParkingAids.......................................................77Assistant................................................78Brake....................................................63Light....................................................144Particlefilter...............................................230Plasticparts...............................................238Platformlift.................................................259PorscheActiveSuspensionManagement(PASM).........................................................74PorscheCeramicCompositeBrake(PCCB)........8PorscheCommunicationManagement.......8,177PorscheStabilityManagement(PSM)...............71Lighting.................................................72Powermeasurements..................................208Powersteeringfluidlevel......................229,306Powerwindows...............................31,34,194Practicaltips...............................................242
316Index