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1、汽車常見故障及解決措施DrivetrainsoundThetransmissionsystemisusuallyderivedfromgearbox,differential,clutch,etc?Thereasonforthenoiseoftransmissionandclutchpartsismorecomplicated,anditshouldbenotedwhetherornotitisrelatedtocertaincircumstances?Someplanetarygearssoundveryloudatabout60Km/h.Changin
2、gthebarlineandthedialingforkanomalywillcauseadifferentringtobeheard?Whentheclutchiswornout,thefrictionofthebearingscausesthenoise?Therewasacaraccident,whichdroveupto110Km/h.Theenginespeed3000r/minwasfoundtobenoisy,butthenoiseandvibrationdecreasedwiththedecreaseoftheposition.Repair
3、andrepairofgearboxassembly,troubleshooting?Thisisanexampleoftheobviousdifferencebetweenthefailureofthegearboxandthefailureoftheenginetomatchthenoiseandvibration.Thefaultoftheclutchissimilartothatofthegearboxfault,andtheseparationoftheclutchandthecombinationoftheclutchchange.Aslong
4、asthefundamentalsareunderstood,evennon-professionalscanmakesimplejudgmentsaboutthetransmission.Thedifferenceindrivingisdirectlyrelatedtothespeedandsteeringofthecar?DrivingisasoundThedrivingrangehasadirectbearingonthespeedanddirectionofthecar?Thefailureofthedrivingsystemtendstofocu
5、sonthewheelbearings,theinnerandouterspherescage,thepullleverhead,thecontrolarmandsoon.Theearlywearandtearofthewheelbearingcancauseascreechnoise,withamoreobviousfeature:increasedspeedofthespeedofthewheelandincreasedfrequencyofthenoise?Ithasnothingtodowithenginespeed,gearboxandclutc
6、h?Theballcageandthecontrolarmaremorepronouncedwhenthevehicleturns.Ifthesourceishardtofind,itcanbejudgedbytheabovecharacteristics?Thereisageneralunderstandingoffailurebeforemaintenance,whichcangreatlyhelptoprotecttheinterestsoftheunlicensedrepairshop.WindresistancenoiseThespeedofth
7、ecarreachedafixedvalue,andthenoisedisappeared?Thisisanon-normalwindresistanee.Thiskindofnoiseiscausedbytheseparationofaircurrentsaroundthebodyandthenoisecausedbythepressurechange?Specifically,thevibrationofthecavityresonances,ductsandpipes,andtheantennas,windshieldwipers,rearviewm
8、irrorandspoiler?Theopeningofthese
