雨课堂学堂在线学堂云《Electronic Control Technology for Automotive Chassis（重庆工程职业技术学院）》单元测试考核答案

第1题Thehydraulictorqueconverterinanautomatictransmissionconsistsoftwoparts,theturbineandtheguidewheel.()第2题Thehydraulictorqueconvertercanautomaticallyandsteplesslychangethegearratioandtorqueratiowithinacertainrange.()第3题Thebiggestadvantageofusinganautomatictransmissionisthatitcanautomaticallyshiftgearswithinacertainrange,greatlyreducingthedriver'slaborintensity.()第4题Itispossibletostarttheenginewhentheshiftleverisinreverse,butthisisnotnormallyallowed.()第5题Thefunctionofalock-upclutchistochangethehydrodynamictransmissionintoadirecttransmissionatlowspeedsofthecar,reducingtransmissionlosses.()第6题Thefunctionofaone-wayclutchinatorqueconverteristolockuptheguidewheelinonedirectionsothatthetorqueconvertercanbothtorqueandperformthecouplerfunction.()第7题Allautomatictransmissionsareautomaticinfinitelyvariablespeeds.()第8题Ingeneral,theintegratedhydraulictorqueconverterhasalowertransmissionefficiencythantheordinaryhydraulictorqueconverter.()第9题Thefueleconomyofautomobilefittedwithautomatictransmissionisbetterthanwithmanualtransmission.()第10题Comparedwithmanualtransmission,automatictransmissionhastheadvantagesofeasyoperationandcomfortableride.()第11题Automotivechassiselectroniccontroltechnologyisanimportanttechnologyintheentireautomotivesystem,mainlyrelyingonthesystemtoaccuratelyandquicklytransferthedriver'sdrivingoperations,soastoensurethestabilityofthedrivingprocess,safetyandcomfort.()第12题TheautomatictransmissioncontainsthecategoriesofAT,AMT,DCT,EPS,etc.()第13题Thefunctionofahydraulictorqueconverteristotransmitandincreasethe()oftheengine.ASpeedBPowerCGearratioDTorque第14题Fromtheexternalcharacteristiccurveofathreeelementshydraulictorqueconverter,wecanseethatthetorquedecreasesastheturbinespeedincreases,andwhentheturbinespeedisequaltozero,theturbinetorqueis(),efficiencyiszero.AMaximumBMinimumCZeroDMediumtolarge第15题Whenencounteringicyandsnowyroads,theleveroftheautomatictransmissionshouldbeplacedin().APpositionBDpositionCForcedlowgearpositionDNposition第16题Thetransferefficiencyofatorqueconverteris().AEqualto1BGreaterthan1CLessthanorequalto1DBothcorrect第17题Lock-upclutchesuseaclutchplateto().ATolocktheguidewheelwiththeimpellerBLocktheturbinetothetransmissioninputshaftCLocktheturbinetothetorqueconvertercasingDLocktheturbinetotheguidewheel第18题Powertotheplanetarygearsinanautomatictransmissionisfedby().AFlywheelBImpellerCTurbineDGuidewheel第19题Ofthefourletterslisted,theonethatindicatesthetravelinggearonanautomatictransmissionis().APBNCRDD第20题Ofthefollowingstatementsaboutautomatictransmissions,()isincorrect.AThehydraulictorqueconverterintheautomatictransmissioncanamplifytheoutputtorqueoftheengine.BTheplanetarygeartransmissiondeviceintheautomatictransmissioncanplaytheroleofreverse.CAutomatictransmissionsareactuallyinfinitelyvariablespeeds.DAutomatictransmissionsarenotactuallyinfinitelyvariablespeeds.第21题Thetransmissionisusedto:().AKeeptheenginerunningataconstantspeedBIncreasetorqueandtransmitittothedrivewheelathighspeedCTransferpowerfromtheenginetothedrivewheel.DChangethedirectionofenginerotation第22题Whichofthefollowingcomponentsisaliquidimpactturbine?().AGuidewheelBTurbineCImpellerDTransmissionoilpump第23题Whichofthefollowingisnotpartofthechassiselectroniccontrolsystem?()AAutomatictransmissionBAnti-locksystemCHead-updisplaysystemDAutomotivestabilitycontrolsystem第24题Themainautomotiveelectronicallycontrolledautomatictransmissionsinclude()AHydraulictorqueconverterBPlanetarygeartransmissionsystemCHydrauliccontrolsystemDElectroniccontrolsystem正确答案：ABCD第25题Inthefollowing,()belongstothehydrodynamictransmissiondevice.AHydraulictorqueconverterBClutchCHydrauliccouplerDFlywheel正确答案：ABC第26题Whenthelock-upclutchisengaged,itconnectsthe()intoamechanicaltransmission.APumpwheelBTurbineCGuidewheelDTorqueconverter正确答案：AB第27题Commonfailuresofautomobilesduetohydraulictorqueconvertersare:().APooraccelerationBInabilitytodrivethevehicleCStallingDLackofhighspeedpower正确答案：ABCD第28题Themaininspectionitemsofhydraulictorqueconverterinclude:Check().AGuidewheelone-wayclutchBLock-upclutchCTorqueconverterexteriorfordamageandcracks,sleeveouterdiameterforwearandtearDDriveoilpumpfordamagetothesleevenotch正确答案：ABCD第29题Accordingtothetypeofhydraulictorqueconverter,automatictransmissionscanberoughlycategorizedinto().AOrdinaryhydraulictorqueconvertertypeBIntegratedhydraulictorqueconvertertypeCHydraulictorqueconvertertypewithlock-upclutchDFluidcouplertype正确答案：ABC第1题Thefunctionofthebrakeinanautomatictransmissionistoconnectacertaintwoelementsoftheplanetarygearstoformawholetorotatetogether.()第2题Thebrakeinanautomatictransmissionlocksacertainelementintheplanetarygearsfromrotating,whiletheclutchservestoconnectthetwoelementstoformasingleunittorotatetogether.()第3题Theone-wayclutchinanautomatictransmissionoperatesmechanically,whilethemulti-discclutchutilizeshydraulicsformanipulation.()第4题Severalmulti-discwetbrakesareusedinautomatictransmissionswithcheckvalveballsinthecylindersinordertodrainthecylindersquicklywhenstoppingoperation.()第5题Generally,thenumberofsteeldiscsinaclutchorbrakeisonemorethanthenumberoffrictiondiscs.()第6题Thefollowingisnotapartofthegearshiftactuatingelementis().AClutchBTransfergearCBrakeDOne-wayclutch第7题Rollertypefreewheelisdependenton()tolockordisengagethecontrol.AAutomatictransmissionfluidBThelongandshortendsofthewedgeCRollerslidingintheunequalspacedslantinggroovesoftheinnerandouterseatingringsDElectromagneticforceoftheelectromagneticcoil第8题Thebrakebandinthegearshiftactuatingelementshould()whenreplacedduetoitsstructuralcharacteristics.AKeepitdryBApplyautomatictransmissionfluidCSoakintheautomatictransmissionfluidalittleDSoakintheautomatictransmissionfluidmorethan15min第9题Inthecontrolsystemofanautomatictransmission,thefunctionofamulti-discclutchisto().ALimitingtheinputshaftandoutputshaftfromgeneratingtoolargespeeddifferenceBFixinganelementoftheplanetarygearsCDrivinganelementoftheplanetarygearstorotateDControllinggearshiftingwithoutcausingexcessiveshocks第10题Thebrakeofanautomatictransmissionisusedfor().ADrivingbrakeBParkingbrakeCEnginebrakeDMovingpartsofwhichconnecttothehousing第11题Amongthefollowingshiftactuators,()worksautomatically.AClutchBBrakeCOne-wayclutchDEngagementset第12题Theshiftactuatorofaplanetarytransmissionconsistsof().AClutchBBrakeCOne-wayoverrunningclutchDShiftforkESensor正确答案：ABC第13题Thetypesoffreewheelsinautomatictransmissionsare().ARollertypeBWedgetypeCBandtypeDDisctype正确答案：ABhomework3第1题Theplanetarytransmissioninanautomatictransmissionconsistsofacenterwheelandaplanetarywheel.()第2题Allautomatictransmissionsuseaplanetarygearsfortheshiftingmechanism.()第3题Theplanetarygeartransmissionmechanisminanautomatictransmissioncanrealizeavariablespeedtransmissiononlywhenoneofthethreeelements,thecenterwheel,theplanetarycarrier,andthering,isfixed,oneisactive,andtheotherisdriven.()第4题Thegearratio,so-calledtransmissionratio,istheratioofoutputspeedtoinputspeed.()第5题Intheplanetarygearsofanautomatictransmission,thefourelementsofthesungear,ring,planetarygear,andplanetarycarriercanbeusedasinputandoutputcomponentsinpowertransmission.()

第6题Whenneitherthesungear,ring,norplanetarycarrieroftheplanetarygearsislockedorconnected,thenaneutralgeariscreated.()第7题IntheModel01Nautomatictransmission,onlythesmallsunplanetarygearrowoperatesinD1.()第8题Thesungearinasinglerowandsinglestarwheelplanetarygearsisheldinplace,andifthetoothedringrotatesclockwise,theplanetarycarrier().AClockwiserotationBCounterclockwiseCStationaryDNoneoftheaboveiscorrect第9题Theplanetarycarrierinasinglerowandsinglestarwheelplanetarygearsisfixed,andwhenitisinputbythetoothedringandoutputbythesungear,then().ATheratioisgreaterthan1BItisareversespeedincreasingtransmissionCTheratioisgreaterthan0DItisareversespeedreducingtransmission第10题

ThefollowingisnotthecharacteristicofLavinatypeplanetarygearsis()ATwoplanetarygearrowssharetheringBTwoplanetarygearrowssharetheplanetarycarrierCThelargesungearplanetaryrowbelongstothedoubleplanetarywheeltypeplanetarygearsDThelongplanetarywheelmesheswiththering第11题Inarowofplanetarygearsets,()ofthefollowingdescriptionsiscorrect.APlanetarycarrierinput,sungearfixed,planetarycarrieroutputinthesamedirection,acceleratespeedBSungearinput,ringgearfixed,planetarycarrieroutputinthesamedirection,acceleratespeedCRinggearinput,sungearfixed,planetarycarrieroutputintheoppositedirection,acceleratespeedDSungearinput,planetcarrierfixed,ringgearoutputintheoppositedirection,slowdownspeed第12题TheLavinatypeautomatictransmissionisB1usedtobrake().ALargesungearBSmalllargesungearCPlanetarycarrierDToothedring第13题Theplanetarygearsconsistsof().AToothedringBPlanetarygearCPlanetarycarrierDSungearEBearing正确答案：ABC第14题ThestructuralfeaturesoftheplanetarytransmissionplanetarygearsofaLavinatypeplanetarygeartransmissioninclude()?AConsistingoftworowsofplanetarygears,thefrontrowisasingleplanetarygears,therearrowisadoubleplanetarygearsBThefrontandrearrowsshareatoothedringandplanetarycarrierCTheshortplanetarywheelengageswiththelongplanetarywheelandthesmallsungearDThelongplanetarywheelengageswiththelargesungear,theshortplanetarywheelandthetoothedringatthesametime,andpowerisoutputthroughthetoothedring.正确答案：DCBAhomework4第1题Theoilpumpinanautomatictransmissionisdrivenbyanelectricmotor.()第2题Thepurposeofhavingaradiatorinthehydrauliccontrolsystemistopreventthevariable-speedgearmechanismfrombeingdamagedduetotheseverefrictionandheatgeneratedduringtheoperationofthegearmechanism.()第3题Afterthevehiclebreaksdown,itshouldnotbetowedathighspeedforalongdistanceonthegroundinordertopreventexcessivewearoftheplanetarygearsintheATduetopoorlubrication.()第4题Ashiftvalveinthevalveplateofanautomatictransmissioncanonlycontrolthetransmissiontoshiftupordownbetweentwoadjacentgears.()第5题TheModel01Nautomatictransmissionusesavane-typeoilpump.()第6题TheoilpumpusedintheVolkswagen01Nautomatictransmissionusesthe()typeandisdrivenbythe().ARotortypeCamshaftBInternalgeartypeCrankshaftCRotortypeTorqueconverterhousingDInternalgeartypeTorqueconverterhousing第7题Onautomatictransmissionhydrauliccontrolmainoilpressure,thefollowingstatement()iswrong.AThemainoilpressureshouldvarywiththethrottleopeningsize.BThemainoilpressureinforwardgearislowerthanthatinreversegear.CThelargerthethrottleopeningsizeis,thelowerthemainoilpressureis.DWithcertainthrottleopeningsize,thehigherthegearinsidethetransmission,themainoilpressurecanbereduced.第8题Afterthevehiclebreaksdown,itshouldnotbetowedathighspeedforalongdistanceonthegroundinorderto().AReducethepowerlossofthetowingvehicleBPreventtheplanetarygearsexcessivewearduetopoorlubricationCPreventtheautomatictransmissionfromautomaticallyshiftingintogearDReducethewearoftheengine.第9题TheoilpumpusedfortheA341Eautomatictransmissionusesthe()typeandisdrivenbythe().

ARotortypeCamshaftBExternalgeartypeCrankshaftCRotortypeTorqueconverterhousingDExternalgeartypeTorqueconverterhousing第10题The()conditionsmayrequirethetorqueconverterlockupclutchtobeinlockup.AWhenbrakingBWhentheengineisidlingCWhenthevehicleisatlowspeedDWhenthetransmissionisinhighgear第11题Themainoilcircuitpressurecontrolvalveoftheautomatictransmissionregulatesthehighestoilpressureat().AForwardlowgear;BHighgear;CNeutralgear;DReversegear.第12题Thereareseveraltypes()ofcommonautomatictransmissionoilpumps.AInternalgearpumpBCycloidalrotorpumpCVanepumpDPistonpumpEExternalgearpump正确答案：ABC第13题Automatictransmissionsaremainlycomposedofseveralpartssuchas().AHydraulictorqueconverterBGeartransmissionCOilpumpDControlsystemEHydraulicoilradiator正确答案：ABCD第14题Thehydrauliccontrolsystemofautomatictransmissionincludes().APowersourceBActuatorCControlmechanismDReversegearlock正确答案：ABChomework5第1题Theengineisoffwhentheautomatictransmissionoillevelischecked.()第2题Whenassemblingthe01NautomatictransmissionB1,thelastpieceisadiaphragmspringwiththetaperfacingdown.()第3题Theaccumulatorisgenerallyconnectedinserieswiththegearshiftactuatortosoftentheshockandensuresmoothgearshifts.()第4题Inautomatictransmissioncontrolvalveplates,thefunctionoftheaccumulatoristomaketheoilpressureincreaseslowlyandthenquicklywhentheshiftactuatingelementiscombinedwhenthegearisshifted.()第5题Generally,thereisnolossofATFinautomatictransmission.()第6题ItisnotnecessarytosoaknewfrictionplatesincleanATFforaperiodoftimebeforeassemblinganautomatictransmission.()第7题Possiblecausesoflowmainoilpressureincludewornoilpumps,malfunctionofthemainoilpressurecontrolvalve,andleaksinthemainoilcircuit.()第8题Possiblecausesofgearshiftshockincludehighoilpressureinthemainoilcircuit,slippageofthegearshiftactuatingcomponent,anddefectivepressureaccumulatordamper.()第9题Inanelectronicallycontrolledautomatictransmission,thecomponentthatdoesnotexistis().AManualvalveBOne-waythrottlevalveCSpeedcontrolvalveDBrakeband第10题Forthemanualshiftvalveofanautomatictransmission,thecorrectstatementis().AThemanualshiftvalveisdrivenbythehand-selectedshiftleverBThemanualshiftvalveexistsindependentlyandisnotinthevalvebodyCThemanualshiftvalveislinkedbytheacceleratorpedalDThemanualshiftvalvedirectlycontrolsthegearofforwardgears第11题Forthemanualshiftvalveofanautomatictransmission,thecorrectstatementis().AThemanualshiftvalveisdrivenbythehand-selectedshiftleverBThemanualshiftvalveexistsindependentlyandisnotinthevalvebodyCThemanualshiftvalveislinkedbytheacceleratorpedalDThemanualshiftvalvedirectlycontrolsthegearofforwardgears第12题()isaslidevalveoperatedbyagearselectorleverlinkage.ASpeedcontrolvalve;BThrottlevalve;CManualcontrolvalve;DForcedlowgearvalve.第13题Thepressurecontrolvalveofmechanicalhydraulicautomatictransmissionhydrauliccontrolsystemmainlyincludes:()AMainregulatingvalveBSecondregulatingvalveCThrottlevalveDSpeedcontrolvalve正确答案：ABCD第14题Theautomatictransmissionofhydrauliccontrolisthroughmechanicalmeans,turning()parametersintohydrauliccontrolsignal:Thevalvebodyinthevariouscontrolvalvesaccordingtothesizeofthesehydrauliccontrolsignals,inaccordancewiththesetshiftrules,throughthecontroloftheshiftactuator'saction,torealizetheautomaticshifting.AVehiclespeedBThrottleopeningsizeCEnginespeedDAcceleratorpedalpercentage正确答案：ABhomework6第1题TheECUoftheECTcancalculatethetransmissionratiobasedonthesignalsfromtheturbospeedsensorandtheoutputshaftspeedsensor.()第2题Theshiftpointsatdifferentthrottleopeningsizesandvehiclespeedsareplottedascurvestomakeashiftdiagram.Theshiftchartshowstherelationshipbetweenvehiclespeed,engineload,andshiftpoints.()

第3题TheelectroniccontrolsystemofanECTincludesinputdevice(controlswitchesandsensors),outputdevice(solenoidvalves,etc.)andelectroniccontrolunit().第4题Therearetwogearshiftcontrolvalvesandthreegearshiftsolenoidvalvesinforwardfour-speedautomatictransmission.()

第5题Theswitchtypesolenoidvalveisgenerallyusedtocontroltheshiftvalveofatransmission.()第6题Atacertainspeed,thegreaterthethrottleopeningsize,thehigherthegearthetransmissionisin.()第7题Theforceddownshiftreferstotheunconditionalloweringofthetransmissionbyonegearwhenthethrottleisfullyopenorclosetofullyopen,inordertoimprovethedrivingstabilityandreliabilityofthevehicle.()第8题Aftertheelectronicallycontrolautomatictransmissionadoptsthepowermode,thefollowing()iscorrect.ATheupshiftspeedincreasesBTheupshiftspeedremainsunchangedCTheupshiftspeeddecreasesDNoneoftheaboveiscorrect.第9题Inthecontrolsystemofautomatictransmission,inordertoreducetheimpactoflock-upclutchoperationandimprovethecomfortofthepassengerseat,itsrequirementsforthesolenoidvalveis().AUtilizingtheoverdrivecharacteristicsoftheoverdrivegearshiftvalveBUsingswitchtypesolenoidvalveCNotusinglinearsolenoidvalvesDUsingpulsewidthadjustabletypesolenoidvalves第10题Inthecontrolsystemofelectronicallycontrolautomatictransmission,themostwidelyusedsensorthatreflectstheengineloadis().AEnginespeedsensorBThrottlepositionsensorCIntakeairflowmeterDAbsolutepressuresensoroftheintakemanifold第11题WhichofthefollowingaretheoutputcomponentsoftheECTelectroniccontrolsystem().AThrottlepositionsensorBVehiclespeedsensorCTemperaturesensorDGearshiftsolenoidvalve第12题Aftertheelectronicallycontrolautomatictransmissionadoptstheeconomymode,thefollowing()iscorrect.ATheupshiftspeedincreasesBTheupshiftspeedremainsunchangedCTheupshiftspeeddecreasesDNoneoftheaboveiscorrect.第13题ThesolenoidvalveusedinECTismainlyusedtocontrol().AMainoilpressureBGearshiftmomentCCheckATFoilqualityDLock-upmoment正确答案：ABD第14题Thecontrolofautomatictransmissionisthroughavarietyofsensors,turning()andotherparametersselectedintoelectricalsignalstocontroltheactionofthegearshiftactuator.AEnginespeedBThrottleopeningsizeCVehiclespeedDEnginewatertemperatureEAutomatictransmissionhydraulicoiltemperature正确答案：BChomework7第1题CVTtransmissioncanbecalledcontinuouslyvariablegearratiotransmission,whichisoftenreferredtoastheinfinitelyvariablespeeds.()第2题Analyzedintermsofoperation,thespeedratiochangeofCVTisequivalenttotheprocessofjumpinggearsininfinitelyvariablespeeds.()第3题CVTgearboxadoptschaintransmission,whenitissubjectedtohightorquepower,therequirementsofthetransmissionchainarerelativelyharsh,andtheCVTwillslipunderextremeconditions.()第4题TheinternalstructureandworkingprincipleofthehydraulictorqueconverterofCVTtransmissionisthesameasthatofthetorqueconverterusedininfinitelyvariablespeeds.()第5题DCT(dualclutchtransmission),alsoknownasDSG(directshiftgearbox),isanadvancedtransmissionsystemforpowershifting.()第6题DCTworkswithtwoautomaticcontrolclutches.()第7题DCTindicatesatransmissionthatis()?ADualclutchautomatictransmissionBHydraulicautomatictransmissionCMechanicalcontinuouslyvariabletransmissionDManualtransmission第8题Thecontrolunitofinfinitelyvariablespeedsismountedonthe().ALowerinteriorsideBUpperinternalsideCUpperexternalsideDUpperexternalside第9题Theengagementanddisengagementofthemainwheeloftheinfinitelyvariablespeedsandthemainwheeloftheintermediateshaftisaccomplishedbythe().AReversegearbrakeBPlanetarygearCForwardclutchDSpeedratioconverter第10题WhatarethecharacteristicsofCVTtransmission()?AGoodcomfortBGoodeconomyCGoodemissionDGoodaccelerationEGoodstabilitywithhightorque正确答案：ABD第11题WhatarethemaincomponentsofCVTtransmission()?AHydraulictorqueconverterBPushtypepressuresteelbandCSubgearboxDOne-wayclutch正确答案：ABC第12题DCTtransmissionfromtheworkingprincipleandbasicstructurecanbedividedinto().ADrydualclutchtransmissionBWetdualclutchtransmissionChydraulictorqueconverterDAlloftheabovearecorrect正确答案：ABhomework8第1题Byreadingthefaultcodesofautomatictransmission,therepairermustbeabletodeterminewherethecauseofthefaultlies.()第2题Themainactuatorsofelectronicallycontrolautomatictransmissionelectroniccontrolsystemarethesolenoidvalveandtheelectricmotor.()第3题AvehicleequippedwithanautomatictransmissioncansaveoilbyputtingthehandleintotheNpositionandcoastingathighspeedwhiledriving.()第4题Whenthetransmissionlock-upclutchisengaged,thetemperatureoftheATFdoesnotincrease.()第5题Beforeassemblingthecomponentsoftheautomatictransmission,206kPadryandcleancompressedairshouldbeblownintotheoilholesinordertotestthecompressedair.()第6题Routineadjustmentoftheautomatictransmissionincludesinspectionandadjustmentofthegearshiftsolenoidvalve.()第7题Wheneachshiftsolenoidvalvewiringplugisdisconnected,thevehiclewillnotrun.()第8题Possiblecausesoflowmainoilpressureincludewornoilpumps,malfunctionofthemainoilpressurecontrolvalve,andleaksinthemainoilcircuit.()第9题Clutchslippageduringaccelerationisduetohighmainoilpressureorexcessivebrakeandclutchclearance.()第10题Possiblecausesofgearshiftshockincludehighoilpressureinthemainoilcircuit,slippageofthegearshiftactuatingcomponent,anddefectivepressureaccumulatordamper.()第11题Whencheckingtheamountofautomatictransmissionoilchecking,maketheengineidlerunningrotation,keeptheoiltemperatureat()A50~60°CA50~60°CB70~80°CC90~100°CD100~110°C第12题Thecorrectmethodforcheckingoilqualityinautomatictransmissionoilinspectionis().ALookatthecolorBSmellCTouchtheimpurities

DAlloftheabovearecorrect第13题Aboutcheckingtheheightoftheautomatictransmissionfluidlevel,thefollowingstatement()iswrong.ATheengineshouldbeoff.BThecheckingmethodsareDipstickmethodandoverfloworificemethod.CTheengineshouldbeinstandardidlingcondition.DTheshifthandleoftheautomatictransmissionshouldbeinPorNposition.第14题Inthehydrauliccontrolsystemofautomatictransmission,whentheclutchorbrakefrictiondiskproducesexcessivewearwillfirstappear()phenomenon.AShiftdragBSharpwhistlingCMoreobviousvibrationDWhistlingandvibration第15题Automatictransmissionvibrationphenomenon,mostiscausedby().AExcessivewearofbrakeorclutchfrictiondiscBExcessiveworkinghydraulicpressureCPoordynamicbalanceofthehydraulictorqueconverterDBearingoperationstuck第16题Whataretheprinciplecomponentsofautomatictransmissiontroubleshooting?()AChecktheamountofautomatictransmissionfluidBCheckthequalityoftheautomatictransmissionfluidCChecktheautomatictransmissionforcosmeticdamageandfluidleaksDChecktheshiftlever正确答案：ABC第17题Commonfaultswithautomatictransmissionsinclude().AFailureofthevehicletorunBFailureofexcessivegearshiftshockCFailureoflateupshiftDFailureofnooverdrivegear正确答案：ABCDhomework9第1题Theelectricallycontrolledsuspensioncausesthespringstiffnessanddampingcoefficientstobecome()duringemergencybrakingofthevehicle.Alarger;Bsmaller;Cunchanged;Dvariationaldependingonthesituation.第2题Whichofthefollowingstatementsisnottruewhenavehicleistravelingonabumpy,unevenmountainroad?()AWhentheaxleandframeareclose,theelasticcomponentplaysthemainrole;BWhentheaxleandframearefaraway,thedamperplaysthemainrole;CIfanelectronicallycontrolledsuspensionisused,thebodyheightwillbereduced;DIfelectronicallycontrolledsuspensionisused,thesuspensionstiffnesswillbeincreased.第3题Whichofthefollowingnarrativesisincorrect?()ATheadjustmentofactivesuspensiondampingisrealizedbychangingthesizeofdamperdampingoilpressure;BElectronicallycontrolledsuspensionscangenerallyadjusttheheightofthevehiclebody;CTheSantanasedanutilizesthepassivesuspension;DElectronicallycontrolledsuspensionsareactivesuspensions.第4题Whichofthefollowingisnotanactivesuspensionsensingelement?()ABodyheightsensorBRoadconditionpredictionsensorCSteeringwheelanglesensorDCamshaftpositionsensor第5题Whichofthefollowingisnotacomponentofactivesuspensioncontrol?()AAnti-dropoutcontrolBAnti-swaycontrolCAutomaticheightcontrolDAnti-lockcontrol第6题Inelectronicallycontrolledsuspensions,thedevicesthatallowforelectronicallycontrolledadjustmentaretheelasticcomponent,thedampingcomponent,andthelateralstabilizerbarassembly.()第7题Theelectricallycontrolledsuspensionsystemadjuststhebodyheight.()第8题Coilspringsarenecessaryforelectricallycontrolledsemi-activesuspensionsystem.()第9题Theaircompressoroftheelectricallycontrolledactiveairsuspensionsystemisalwaysrunningafterstartingtheengine.()第10题Thedampingadjustmentelementofthecontrollabledampingshockabsorberiscontrolledbyacomputer.()第11题Comparedwiththetraditionalsuspension,thefunctionsofelectronicallycontrolledsuspensioninclude()AHeightadjustmentBDampingforcecontrolofshockabsorbersCSpringstiffnesscontrolDBrakesafetycontrol正确答案：ABChomework10第1题Thefreetravelofthesteeringwheelgenerallydoesnotexceed().A25°~30°B10°~15°C35°~40°D5°~8°第2题Whichofthefollowingdescriptionsoftheelectricpowerassistsystemiscorrect?()AThevehiclecanstillbesteeredafterthefailureoftheelectricpowerassistsystem.BWithelectricpowerassist,steeringmechanicalpartscanbeavoided.CBoostmotorusestheDCexcitationmotorDColumn-mountedpowerassistsystemtorquesensorismountedontheframe.第3题Whichofthefollowingisnotacomponentofanelectricpowersteeringsystem?().ATorquesensorBPowersteeringmotorCElectroniccontrolmoduleDSteeringpr