博文
(2023-04-06 17:07:37)
https://www.youtube.com/watch?v=vCe4oM8EPoo&ab_channel=Wheelsboy
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(2023-02-23 15:02:10)
Ethanolbooststheoctanenumberoffuel,whichhelpspreventpre-ignitionknock.Incidentally,theoctaneratingsystemforfuelswasoriginallydevelopedbyPennStatechemistRussellMarkerinthe1920s.Theoctanerating(Anti-KnockIndex,AKI)ofnormalunleadedgasolineintheUnitedStatesis87.Theoctaneratingofpureethanolis100.What'sinterestingisthatwhenethanolisblendedwithgasoline,itperformsasifitsoctaneratingis112,makingethanol...[阅读全文]
(2023-02-23 14:49:50)
E10andE15
E10andE15areblendsofethanolandgasoline.Thenumberafterthe"E"indicatesthepercentageofethanolbyvolume.
MostofthegasolinesoldintheU.S.containsupto10%ethanol—theamountvariesbyregion.AllautomakersapproveblendsuptoE10intheirgasolinevehicles.
Asof2011,EPAbeganallowingtheuseofE15inmodelyear2001andnewergasolinevehicles.2PumpsdispensingE15mustbelabeled(seeexample).Avehi...[阅读全文]
(2023-02-18 15:40:40)
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(2023-02-17 20:28:15)
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(2023-02-17 08:10:51)
比如下面的问题
TheP0158errorcodeona2005ToyotaHighlanderindicatesthatthereisaproblemwiththeoxygensensorcircuitforbank2sensor2.Thissensorislocatedafterthecatalyticconverteronthebankofcylindersthatcontainscylinders2,4,and6.
ThemostcommoncausesofaP0158errorcodeinclude:
Faultyoxygensensor:Theoxygensensoritselfmaybefaulty,oritmayhavebecomecontaminatedwithoilorothersubstances.
Wiri...[阅读全文]
(2023-01-12 16:40:48)
(2023-01-12 08:18:15)
https://www.youtube.com/watch?v=91HzWPEjiCg&ab_channel=ABC7NewsBayArea
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(2023-01-10 10:03:08)
https://m.mydrivers.com/newsview/884750.html?ref=android-app%3A//com.google.android.googlequicksearchbox/
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(2022-12-29 10:26:02)
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