2007 Mazda RX 8 Owners Manual

RX-8_8V89-EA-06F_Edition1Page122
Friday,May1920069:50AM
Blackplate(122,1)
BeforeDrivingYourMazda
FuelandEngineExhaustPrecautions
FuelRequirements
VehicleswithcatalyticconvertersoroxygensensorsmustuseONLYUNLEADEDFUEL,
whichwillreduceexhaustemissionsandkeepsparkplugfoulingtoaminimum.
YourMazdawillperformbestwithfuellistedinthetable.
Fuel
OctaneRating*(Anti-knockindex)
Premiumunleadedfuel
91[(R+M)/2method]orabove(96RONorabove)
*
U.S.federallawrequiresthatoctaneratingsbepostedongasolinestationpumps.
Thisvehicleisdesignedtouse91[(R+M)/2method](96RON)orhighergasolineforbest
performance.If91[(R+M)/2method](96RON)isnotavailable,gasolinefrom87to90[(R
+M)/2method](91to95RON)canbeusedtemporarilyforemergencypurposes,butthis
willslightlyreduceperformance.Fuelwithgasolinefrom87to90[(R+M)/2method](91
to95RON),drivinginhightemperatureorlowhumidityconditionscouldcauseengine
knocking.
Fuelwitharatinglowerthan87[(R+M)/2method](lowerthan91RON)couldcausethe
emissioncontrolsystemtoloseeffectiveness.Itcouldalsocauseengineknockingand
seriousenginedamage.
CAUTION
USEONLYUNLEADEDFUEL.
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Leadedfuelisharmfultothecatalyticconverterortheoxygensensor.Theleadwill
accumulateontheoxygensensorandthecatalystinsidetheconverter.Thiswillresult
inamalfunctionoftheemissioncontrolsystem,causingpoorperformance.
Yourvehiclecanonlyuseoxygenatedfuelscontainingnomorethan10%ethanolby
l
volume.Damagetoyourvehiclemayoccurwhenethanolexceedsthis
recommendation,orifthegasolinecontainsanymethanol.Stopusinggasoholofany
kindifyourvehicleengineisperformingpoorly.
Neveraddfuelsystemadditives.Neveraddcleaningagentsotherthanthosespecified
l
byMazda.Othercleaningagentsandadditivesmaydamagethesystem.Consultan
AuthorizedMazdaDealer.
Gasolineblendedwithoxygenatessuchasalcoholorethercompoundsaregenerally
referredtoasoxygenatedfuels.Thecommongasolineblendthatcanbeusedwithyour
vehicleisethanolblendedatnomorethan10%.Gasolinecontainingalcohol,suchas
ethanolormethanol,maybemarketedunderthename“Gasohol”.
Vehicledamageanddrivabilityproblemsresultingfromtheuseofthefollowingmaynot
becoveredbytheMazdawarranty.
Gasoholcontainingmorethan10%ethanol.
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4-2
FormNo.8V89-EA-06F
Product Specification
CategoriesMazda Manuals, Mazda RX-8 Manuals
Model Year2007
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