2007 PORSCHE BOXSTER fuel consumption

Breakinhintsfortherst2000
miles/3000kilometers
ThefollowingtipswillbehelpfulinobtainingoptimumperformancefromyournewPorsche.
Despitethemostmodern,high-precisionmanufac-turingmethods,themovingpartsmuststillwearinwitheachother.Thiswearing-inoccursmainlyinthefirst2000miles/3000kilometers.
Therefore:
Preferablytakelongertrips.
Avoidfrequentcoldstartswithshort-distancedrivingwheneverpossible.
Avoidfullthrottlestartsandabruptstops.
Donotexceedmaximumenginespeedof4200rpm(revolutionsperminute).
DonotrunacoldengineathighrpmeitherinNeutraloringear.
Donotlettheenginelabor,especiallywhendrivinguphill.Shifttothenextlowergearintime(usethemostfavorablerpmrange).
Neverlugtheengineinhighgearatlowspeeds.Thisruleappliesatalltimes,notjustduringthebreak-inperiod.
Donotparticipateinmotorracingevents,sportsdrivingschools,etc.duringthefirst2000miles/3000kilometers.
Theremaybeaslightstiffnessinthesteering,gear-shiftingorothercontrolsduringthebreak-inperiodwhichwillgraduallydisappear.
Breakinbrakepadsandbreakdiscs
Newbrakepadsanddiscshavetobe“brokenin”,andthereforeonlyattainoptimalfrictionwhenthecarhascoveredseveralhundredmilesorkm.Theslightlyreducedbrakingabilitymustbecompensatedforbypressingthebrakepedalharder.Thisalsoapplieswheneverthebrakepadsandbrakediscsarereplaced.
Newtires
Newtiresdonothavemaximumtraction.Theytendtobeslippery.
Breakinnewtiresbydrivingatmoder-atespeedsduringthefirst60milesto120miles/100kmto200km.Longerbrakingdistancesmustbeanticipated.
Engineoilandfuelconsumption
Duringthebreak-inperiodoilandfuelconsumptionmaybehigherthannormal.
Asalways,therateofoilconsumptiondependsonthequalityandviscosityofoil,thespeedatwhichtheengineisoperated,theclimateandroadconditions,aswellastheamountofdilutionandoxidationofthelubricant.
Makeahabitofcheckingengineoilwitheveryrefueling,addifnecessary.
Controls,Instruments19

A-DigitalspeedometerB-CentraldisplayC-Bottomdisplay
Functionsanddisplaypossibilities
Options
Note
Theavailableitemsanddisplaysintheon-boardcomputerdependontheequipmentofyourvehicle.Forthisreasonitispossiblethatsomeoftheitemsanddisplaysshownherearenotavailableinyouron-boardcomputer.
Basicsetting
–Centraldisplay:....Radiostation
ThecentrallineBoftheon-boardcomputercanbeselectedintheSETmenu.
Callingon-boardcomputerfunctionsindisplay
“C”
Pushoperatingleverupordown(selectionfieldDmustbeswitchedoff).
Thefollowingdisplayscanbecalledstepbystep:
–Averagespeed(ømph),
–Averageconsumption(ømpg),
–Rangeonremainingfuel(mls).
–Tirepressure
–Navigationinformation(ifactivatedintheSETmenu).
Note
Thevalues“Averagespeed”,“Averageconsump-tion”and“Dailytripmileage”canberesettozerointheSETmenu.
Switchingselectioneld“D”onoroff
Pushoperatingleverforwardorback.
Arrowsymbol“E”forcontinuation
Arrowsymbol
Pushoperatingleverdowninordertopagethroughthemenu.
Arrowsymbol
Pushoperatingleverupinordertopagethroughthemenu.
Controls,Instruments103

SETBasicsettingonon-board
computer
Switchingonselectioneld“D”
Pushoperatingleverforward.
Changingthebasicsettingoftheon-board
computer
Select“SET”withtheoperatinglever.
Pushoperatingleverforward.
Selectthedesiredfunctionwiththeoperatinglever:
Reset
–Resetall,
–Resetaverageconsumption,
–Resetaveragespeed,
–Resettripcounter
Units
–Speedometer:km-km/h,miles-mph
–Consumption:l/100km,mls/gal(USA),mpg(UK),km/l
–Temperature:Celsius,Fahrenheit
–Tirepressure:bar,psi
Display(Selectcentrallineofthe
on-boardcomputer)
Changedisplay
–Audioinformation(setradiostation)
–Rangeonremainingfuel
–Empty
TelephoneInfo
–WhenTelephoneinformationisactive,incom-ingtelephonecallsaredisplayedontheon-boardcomputer.
Controls,Instruments131

Generalinformationregardingthe
on-boardcomputerfunctions
Rangeonremainingfuel
Therangeonremainingfueliscontinuouslyrecalculatedduringthejourneybasedonthefuellevel,currentconsumptionandaverageconsumption.Themorethefuellevelfalls,themorespontaneouslythedisplayreacts.Forthisreason,therangeonremainingfuelisnotdisplayediflessthan9miles(15kilometers).
Ifthevehicle’sinclinationchangeswhiledrivingorrefueling,incorrectrangeinformationmaytemporarilybegiven.
Note
Ifthetankisnearlyemptyandyoutopupwithonlyasmallquantityoffuel,anaccuraterangeonremainingfuelisimpossible.
Averageconsumptionandaveragespeed
Thevaluesdisplayedarebasedonthedistancetravelledsincethelastresetto“zero”.
Youcansetthestartingtimeforameasurementbeforeorduringthetrip.Switchingtheignitionoffdoesnotresetthemeasurements.Itisthereforepossibletocollectvaluesoverlongperiods.Disconnectingthecarbatterywillcausethesememoriestobeerased.
Tirepressure
TheTirepressurefunctionoftheon-boardcomputerdisplaysthetirepressuresdependentontemperatureinthefourwheels.Youcanwatchthetirepressureriseandfallwhiledriving.Thedisplayisonlyforinformation.Tocorrectthetirepressures,alwaysusethedisplayedvaluesfromthe“Infopressure”displayintheTirepressuremenu.
Controls,Instruments133

EngineOil
Engineoilconsumption
Itisnormalforyourenginetoconsumeoil.Therateofoilconsumptiondependsonthequalityandviscosityofoil,thespeedatwhichtheengineisoperated,theclimate,roadconditionsaswellastheamountofdilutionandoxidationofthelubricant.
Ifthevehicleisusedforrepeatedshorttrips,andconsumesanormalamountofoil,theengineoilmeasurementmaynotshowanydropintheoillevelatall,evenafter600miles(1000km)ormore.Thisisbecausetheoilisgraduallybecomingdilutedwithfuelormoisture,makingitappearthattheoillevelhasnotchanged.Thedilutingingredientsevaporateoutwhenthevehicleisdrivenathighspeeds,asonanexpressway,makingitthenappearthatoilisexcessivelyconsumedafterdrivingathighspeeds.
Iftheconditionsyoudriveyourvehicleinaredusty,humid,orhot,thefrequencyoftheoilchangeintervalsshouldbegreater.
Ifthevehicleisdrivenatahighrateofspeed,climaticconditionsarewarm,andtheloadishigh,theoilshouldbecheckedmorefrequently,asdrivingconditionswilldeterminetherateofoilconsumption.
–Theengineinyourvehicledependsonoiltolubricateandcoolallofitsmovingparts.
Therefore,theengineoilshouldbecheckedregularlyandkeptattherequiredlevel.
–Makeitahabittohavetheengineoillevelcheckedwitheveryfuelfilling.
–Theoilpressurewarninglightisnotanoillevelindicator.Theoilpressurewarninglightindicatesseriousenginedamagemaybeoccuringwhenlit,ifenginerpmisaboveidlespeed.
212Maintenance,CarCare

FuelEconomy
Fueleconomywillvarydependingonwhere,whenandhowyoudrive,optionalequipmentinstalled,andthegeneralconditionofyourcar.Acartunedtospecicationsandcorrect-lymaintained,willhelpyoutoachieveoptimalfueleconomy.
Haveyourvehicletunedtospecifications.Aircleanershouldbedirtfreetoallowproperengine“breathing”.Batteryshouldbefullycharged.Wheelsshouldbeproperlyaligned.Tiresshouldbeinflatedtothecorrectpres-sure.
Alwaysmonitoryourfuelconsumption.
Drivesmoothly,avoidabruptchangesinspeedasmuchaspossible.
Avoidjackrabbitstartsandsuddenstops.
Donotdrivelongerthannecessaryinthelowergears.Shiftingintoahighergearearlywithoutluggingtheenginewillhelpsavefuel.
Prolonged“warmup”idlingwastesgas.Startthevehiclejustbeforeyouarereadytodrive.Accelerateslowlyandsmoothly.
Switchofftheengineifstationaryforlongerperiods(trafficlights,jams,levelcrossings).
Anyadditionalweightcarriedinthevehiclereducesfueleconomy.Alwayskeepcargotoaminimumandremoveallunnecessaryitems.
Organizeyourtripstotakeinseveralerrandsinonetrip.
Allelectricalaccessoriescontributetoincreasedfuelconsumption.
Onlyswitchontheairconditioningwhennecessary.
TheEPAestimatedmilespergallon(mpg)istobeusedforcomparisonpurposes,actualmileagemaybedifferentfromtheestimatedmpg,dependingonyourdrivingspeed,weatherconditionsandtriplength.Youractualhighwaymileagewillprobablybelessthantheestimatedmpg.
Pleaseobservealllocalandnationalspeedlimits.
Maintenance,CarCare219

Coolant........................................94,210,306Level...................................................210Temperaturegauge.................................94Warninglight...........................................94Coolingsystem.....................................94,210Cruisecontrol...............................................89Cupholder..................................................166
DDashboard...................................................79Databank...................................................296Defrostingwindows.............................152,155Diagnosticsocket.................................19,265Dimensions................................................309Dippedbeam..............................................277Door............................................................31Guardlights..........................................288Handles.................................................31Locks............................................31,235Mirrorheating.........................................38Windows...........................31,34,194,236Drivinghints..................................................15Drivinginwinter...........................................191Drivingperformance....................................305Drop-centerrim...........................................253DVDNavigation...........................................174
EElectricalsystem.........................................265Emergencyflasher......................................159Emergencyoperation....................................29Centrallocking..................................25,29
Convertibletop.....................................197Lids.....................................................266Tankcap..............................................222Emergencyprogram,Tiptronic.....................191Emergencyservice......................................242Emergencystartingwithjumpercables..........274Emissioncontrolsystem.............7,99,225,226EngineCheckingtheoillevel.............................128Exhaust...................................................9Number...............................................297Oilconsumption......................................19Oillevelindicator...................................128Oils......................................................306Speeds..................................................19Starting.................................................81Switchingoff..........................................81EnginecompartmentBlower.............................................84,94Lid.......................................................172Lidwarninglight....................................172Environment...................................................6
FFireextinguisher..........................................169Flattire.......................................................256Floormats..................................................239Foglights...................................144,282,284Footwelllight..............................................286Frontlid......................................................172Fuel.................................................5,96,221Containers...............................................8
Economy.............................................219Evaporation..........................................227Levelgauge............................................96Levelwarninglight...................................96PortableContainers..............................223Recommendation..................................224Tank............................................221,222Functionkeys................................................47Fuses.........................................................265
GGaragedooropener....................................181Garagelift..................................................259Gearchanging.............................................186Glovecompartment.....................................164Gong......................................21,82,105,144Groundclearance............................................9
HHandbrake...................................................63Hardtop.....................................................202Headlights..........................................146,277Adjusting......................................289,290Cleaningsystem...........................147,306HeadligthsCleaningsystem...................................228Heatedrearwindow...............................38,205Heating..............................................152,155HighbeamIndicatorlight..........................................93Lever...........................................144,146Homemode................................................144
Index315