2009 Mazda 3 Owners Manual

BeforeDrivingYourMazda
FuelandEngineExhaustPrecautions
FuelRequirements
VehicleswithcatalyticconvertersoroxygensensorsmustuseONLYUNLEADEDFUEL,
whichwillreduceexhaustemissionsandkeepsparkplugfoulingtoaminimum.
2.3-liter
turbochargerengine
YourMazdawillperformbestwithfuellistedinthetable.
Fuel
OctaneRating*(Anti-knockindex)
91[(R+M)/2method]orabove(96RONorabove)
Premiumunleadedfuel
*
U.S.federallawrequiresthatoctaneratingsbepostedongasolinestationpumps.
Thisvehicleisdesignedforandrequiresuseofpremiumunleadedfuel.If91octanefuel[
(R+M)/2method](96RON)isnotavailable,gasolineaslowas87octane[(R+M)/2
method](91RON)canbeusedtemporarilyforemergencypurposes.Useofgasolinelower
than91octane[(R+M)/2method](96RON)candecreaseperformanceduringitsuse.
Refuelingthevehiclewiththecorrectoctanefuelacoupleoftimeswillrestorevehicle
performance.
Except2.3-literturbochargerengine
YourMazdawillperformbestwithfuellistedinthetable.
Fuel
OctaneRating*(Anti-knockindex)
Regularunleadedfuel
87[(R+M)/2method]orabove(91RONorabove)
*
U.S.federallawrequiresthatoctaneratingsbepostedongasolinestationpumps.
Fuelwitharatinglowerthan87octane(91RON)couldcausetheemissioncontrolsystem
toloseeffectiveness.Itcouldalsocauseengineknockingandseriousenginedamage.
CAUTION
ØUSEONLYUNLEADEDFUEL.
Leadedfuelisharmfultothecatalyticconverterandoxygensensorsandwilllead
todeteriorationoftheemissioncontrolsystemandorfailures.
ØYourvehiclecanonlyuseoxygenatedfuelscontainingnomorethan10%ethanol
byvolume.Damagetoyourvehiclemayoccurwhenethanolexceedsthis
recommendation,orifthegasolinecontainsanymethanol.Stopusinggasoholof
anykindifyourvehicleengineisperformingpoorly.
ØNeveraddfuelsystemadditives.Neveraddcleaningagentsotherthanthose
specifiedbyMazda.Othercleaningagentsandadditivesmaydamagethesystem.
ConsultanAuthorizedMazdaDealer.
Gasolineblendedwithoxygenatessuchasalcoholorethercompoundsaregenerally
referredtoasoxygenatedfuels.Thecommongasolineblendthatcanbeusedwithyour
vehicleisethanolblendedatnomorethan10%.Gasolinecontainingalcohol,suchas
ethanolormethanol,maybemarketedunderthenameGasohol.
4-2
Product Specification
CategoriesMazda 3 Manuals
Model Year2009
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