Click here to load reader

The Official ASE Study Guide ASE Automobile Tests · The Official ASE Study Guide ASE Automobile ... The Official ASE Study Guide of Automobile Tests is intended to help technicians

  • View
    227

  • Download
    3

Embed Size (px)

Text of The Official ASE Study Guide ASE Automobile Tests · The Official ASE Study Guide ASE Automobile...

  • Includes lIght VehIcle/cng, exhaust systems, auto serVIce consultant tests!

    The Official ASE Study Guide

    ASE Automobile Tests

  • ASE AutomobilE tEStS

    Table of Contents

    Overview ..................................................................................... 38

    Automobile Tests ........................................................................ 963 EngineRepair(TestA1) ..................................................................9 AutomaticTransmission/Transaxle(TestA2) ...............................15 ManualDriveTrainandAxles(TestA3) ......................................20 SuspensionandSteering(TestA4) ...............................................26 Brakes(TestA5) ............................................................................33 Electrical/ElectronicSystems(TestA6) .......................................40 HeatingandAirConditioning(TestA7) .......................................46 EnginePerformance(TestA8) ......................................................51 LightVehicleDieselEngines(TestA9) ........................................58

    Service Consultant Test ............................................................ 6468 AutomobileServiceConsultant(TestC1) ....................................64

    Alternate Fuels Test ................................................................. 6973 CompressedNaturalGasVehicle(TestF1) ..................................69

    Specialty Tests .......................................................................... 7478 ExhaustSystems(TestX1) ...........................................................74 Test Prep & Training ...................................................................... 79

  • ASE AutomobilE Study GuidE PAGE 3

    ovErviEw

    IntroductionTheOfficial ASE Study Guide of Automobile TestsisintendedtohelptechniciansstudyfortheASEcertificationtests.Theinformationinthisbookletcoversthetechnologyfoundinmostalloftodaysautomobiles,sportutilityvehicles,andlighttrucks.Thespecificinformationabouteachtest,foundinthefollowingpages,shouldprovetobeausefultoolforreviewingthetechnicalknowledgethatiscoveredintheAutomobiletests.Afterperformingathoroughreview,itshouldbeeasiertoselectadditionalreferencematerialthatwillassistyouwithyourtestpreparationneeds. ASEvoluntarycertificationisameansthroughwhichtechnicianscanprovetheirabilitiestothemselves,totheiremployers,andtotheircustomers.Bypass-ingASEtestsyouwillearnthemostvaluablecredentialavailabletoautomotivetechnicians.Becausethetestsaretough,youllhavethesatisfactionofprovingtoyourselfthatyouareamongtheeliteinyourprofession.Whatsmore,thesecredentialsarerecognizedthroughoutthenation. Certifiedtechnicianspromotecustomertrustandimprovetheimageoftheindustry.Andtrustandprofessionalismarethefirststepstoabetter,morepros-perousbusiness. ASEencouragesyoutotakethetestsandtojointheprovenproswhoweartheASEBlueSealofExcellence.

    How Do I Become Certified?ThereareninetestsintheAutomobileTechniciancertificationseries.Ifyoupassoneormoretests,andhaveatleasttwoyearsofhands-onworkingexpe-rienceinautomotiverepair,youwillbecomecertifiedasanASEAutomobileTechnician. IfyoupasstestsA1throughA8andmeettheexperiencerequirement,youwillearnthecertificateofMasterAutomobileTechnician.Note:TestA9isnotrequiredforMasterAutomobileTechnicianstatus.(Appropriatevocationaltrainingmaybesubstitutedforuptooneyearofworkexperience.) IfyouarecurrentlycertifiedinDieselEngines(A9,H2,S2,orT2) andElectrical/ElectronicSystems(A6,H6,S6,orT6),youareeligibletotaketheL2ElectronicDieselEngineDiagnosisSpecialisttest. Ifyoufailatest,youmaytakeitagainduringanysubsequenttestwindowinwhichitisoffered.Andremember,youaretheonlyonewhowillreceiveyour

  • PAGE 4 ASE AutomobilE Study GuidE

    ovErviEw (continuEd)

    testsscores;resultswillnotbegivenoverthephonenorwilltheybereleased toanyonewithoutyourwrittenpermission. ThisStudyGuidecontainsTestSpecifications,tasklists,andsample questionsforthefollowingASEtests: Automobile Tests:EngineRepair(TestA1);AutomaticTransmission/

    Transaxle(TestA2);ManualDriveTrainandAxles(TestA3);SuspensionandSteering(TestA4);Brakes(TestA5);Electrical/ElectronicSystems (TestA6);HeatingandAirConditioning(TestA7);EnginePerformance(TestA8);andLightVehicleDieselEngines(TestA9)

    Service Consultant Test: AutomobileServiceConsultant(TestC1) Alternate Fuels:CompressedNaturalGasVehicle(TestF1) Specialty Tests:ExhaustSystems(TestX1) YouwillbecomeanUndercarSpecialistwhenyoupasstheXItestandmeetthefollowingrequirements.Youmustbecurrentlycertified(includingthetwo-yearexperiencerequirement)intheASESuspensionandSteering(A4)andBrakes(A5)areasBEFOREyouwillbepermittedtoregisterandtaketheX1test.IfyourA4and/orA5certificationhasexpired,youmayNOTregisterfortheX1testuntilafteryouhaverenewedyourA4andA5certification. ASEalsoofferscertificationinMedium/HeavyTruck,TruckEquipment,SchoolBus,TransitBus,CollisionRepair/Refinish,PartsSpecialist,and AdvancedLevelspecialties.SeparateStudy Guidesareavailable. ForfullinformationonASEtestingaswellasdownloadableStudy Guides,othertestpreparationresources,andmore,visitwww.ase.com.

    Who Writes the Questions?Thequestions,writtenbyserviceindustryexpertsfamiliarwithallaspectsofautomobilerepair,areentirelyjob-related.Theyaredesignedtotesttheskillsthatyouneedtoknowinservicingautomobiles;theoreticalknowledgeisnotcovered. EachquestionhasitsrootsinanASEitem-writingworkshopwhereservicerepresentativesfromautomobilemanufacturers(domesticandimport),aftermarketpartsandequipmentmanufacturers,workingtechniciansandvoca-tionaleducatorsmeetinaworkshopsettingtoshareideasandtranslatethemintotestquestions.Eachtestquestionwrittenbytheseexpertsmustsurvivereviewbyallmembersofthegroup.Thequestionsarewrittentodealwithpracticalprob-lemsofdiagnosisandrepairexperiencedbytechniciansintheirday-to-daywork. Fromthere,allquestionsarepre-testedandquality-checkedonanationalsampleoftechnicians.ThosequestionsthatmeetASEstandardsofqualityandaccuracyareincludedinthescoredsectionsofthetests;therejectsaresentbacktothedrawingboardordiscardedaltogether.

  • ASE AutomobilE Study GuidE PAGE 5

    ovErviEw (continuEd)

    Certification Recertification Tests Tests

    Number of Testing Number of Testing Test Name questions* time questions time

    Automobile/Light Truck Tests

    A1 EngineRepair 60 1hrs. 25 30min.

    A2 AutomaticTransmission/Transaxle 60 1hrs. 25 30min.

    A3 ManualDriveTrainandAxles 50 1hr. 20 30min.

    A4 SuspensionandSteering 50 1hr. 20 30min.

    A5 Brakes 55 1hrs. 23 30min.

    A6 Electrical/ElectronicSystems 60 1hrs. 25 45min.

    A7 HeatingandAirConditioning 60 1hrs. 25 30min.

    A8 EnginePerformance 60 1hrs. 25 30min.

    A9 LightVehicleDieselEngines 60 1hrs. n/a n/a

    Service Consultant Test

    C1 AutomobileServiceConsultant 60 1hrs. 25 30min.

    Alternate Fuels Test

    F1 CompressedNaturalGasVehicles 65 1hrs. 28 45min.

    Specialty Tests

    X1 ExhaustSystems 50 1hr. 20 30min.

    *ASEcertificationtestsusuallyincludetenadditionalresearchquestionsthatarenotcounted forscore.Youwillnotbetoldwhichquestionstheseare,soyoushouldanswereveryquestion. NoresearchquestionsareaddedtoRecertificationTests.Youareonlyeligibletotakethe RecertificationTestwhenyouhavepreviouslypassedthecorrespondinginitialcertificationTest.

    How Do I Prepare for the ASE Tests?Becomefamiliarwithtestcontentandquestionformat:TheTestSpecificationsinthisbookletcontainasummarydescriptionofthecontentcoveredbyeachtest.TheTaskListsdescribetheactualworkperformedbytechniciansineachspecialtyarea.Together,theseformablueprintforwritingandassembling theASEtests.

    ASE Tests 2012

    How Long are the Tests?

  • PAGE 6 ASE AutomobilE Study GuidE

    ovErviEw (continuEd)

    Pleasenotethateachquestiononthetestiskeyed,orlinked,toaparticulartaskorsetoftasksinthetasklist.Therefore,areviewofthetasklists,withaneyetojudgingwhetheryouknowhowtoperformeachtasklisted,willprovideyouvaluableinformationasyouprepareforthetests. Therearefivetypesofmultiple-choicequestionsonthetests,eachofwhichisincludedinthesamplequestionsinthisbooklet.Notethedifferentinstructionsforeachquestiontype. Besuretoreadeachquestioncarefully,(twice,ifnecessary)sothatyouunderstandexactlywhatisbeingasked.Each question tests a specific diagnostic or repair problem and has only one correct answer. Tosummarize,wesuggestthefollowingstepsbetaken: Step 1. Studythecontentlistforeachtestyouwillattempt. Step 2. Carefullyreadthetasklistforeacharea. Step 3. Gooverthesamplequestionstobecomefamiliarwitheachquestion type.Thisisveryimportant. Step 4. Reviewsteps1through3andidentifytheskillarea(s)whereyouneed additionalstudy.

    Types of Knowledge Measured By the TestsThetypesofknowledgeandskillsyouwillneedtoknowtopassthetestsareasfollows: Basic technical knowledge:Testsyourknowledgeofwhatisinasystemandhowthesystemworks,andwhataretheproperproceduresandprecautionstobefollowedinmakingrepairsandadjustments.

    Service or repair knowledge and skill:Testsyourunderstandingandabilitytoapplygenerallyacceptedrepairproceduresandprecautionsinassembly,disassembly,andreconditioningoperations;and inmaking inspectionsandadjustments.Alsotestsyourabilitytouseshopmanualsandprecisiontoolsofthetrade.

    Testing and diagnostic knowledge and skill:Testsyourabilitytorecognizeproblemsandtousegenerallyavailablemeasurementandtestingequipmenttomakeadiagnosis.Alsotestsyourabilitytotracetheeffectsofaparticularconditionandfindthecauseofaparticularsetofsymptoms.

    Ifyouareanexperiencedandknowledgeabletechnician,acarefulreviewofthisbooklet,andadditionalbrush-uponthoseareasinwhichyouareweakest,isallyoushouldneedtopasstheASEtests.

  • ASE AutomobilE Study GuidE PAGE 7

    ovErviEw (continuEd)

    Before The TestsTrytobewell-restedforthetestsoyouwillbealertandefficient.BesuretobringalongyourtestcenteradmissionticketandacurrentphotoI.D.Lockerswillbeprovidedforpersonalitems,includingcellphones.

    At the Test CenterSome TipsArriveearlyenoughtoparkandfindtheTestCenteroffice.LatearrivalsmaybeturnedawaybytheTestCenterstaff.Ifyoucannottakeatestbecauseyouarelate,youwillforfeityourtestfees. BringyourAdmissionTicketandphotoIDwithyou.Books,calculators,andotherreferencematerialwillnotbepermittedinthetestroom.Youwillbeassignedalockertostoreallyourpersonalitems(cellphone,coat,hat,etc.) Noelectronicdevicesareallowedinthetestroom. Youwillreceivescratchpaperandpencils,andifyouaretakingan AdvancedLeveltest,aCompositeVehiclebooklet.Onceyouareseated, thesupervisorwillexplainhowtousethecomputerandmouse.Eachtest appointmentbeginswithashorttutorialthatwillhelpyoubecomefamiliar withtheoperationofthecomputer-basedtest.Youcanalsopreviewthesystemonlineatwww.ase.com/cbtbeforeyougototakeyourtest. Eachtesthasaspecifictimelimit,aslistedearlier.Asyoutakeeachtest, thecomputerscreenwillcontinuouslydisplaytheamountoftimeleft.Youcantakeabreakifnecessary,buttheclockwillcontinuetorun.Ifyoufinishearly,youmayreviewyouranswersorcontinuetothenexttest,ifyourappointmentincludesmultipletests.Onceyousubmitatestforscoring,youcannotgobackandreviewit. Ifaquestionisdifficult,marktheanswerthatyouthinkiscorrectand flagthequestionusingtheon-screenbutton.Thengoontothenextquestion.Whenyouhavefinishedthetest,youmayhavetimetogobacktothosequestionsyouhaveflagged.Yourscoreisbasedonthenumberofcorrectanswersthatyougive,soitistoyouradvantagetoanswereveryquestion. Whenyoufinishyourlasttest,youwillbegivenashortcustomersatisfac-tionsurvey.Whenyoucompleteit,youcanreporttothestaffandreceiveyourscorereports.

  • PAGE 8 ASE AutomobilE Study GuidE

    Test Content and Sample QuestionsThefollowingmaterialisdesignedtohelptechnicianspreparefortheASE certificationtests. EachsectionbeginswiththeTestSpecifications,whichwilllistthemaincategoriescoveredonthatparticulartestandthenumberoftestquestionsandpercentageofthetestdevotedtoeachtopic. TheTaskListdescribestheworkactivitiesatechnicianshouldbeabletoperformineachtechnicalareacoveredonthattest.Thislistwasdevelopedbyworkingtechniciansandtechnicalexpertsfromacrossthecountryandwill provideavaluablechecklistofwhattostudyforthetest. Thesetaskdescriptionsofferdetailedinformationtotechnicianspreparingforthetestandtopersonswhomaybeinstructingtechnicians.Thetasklistsmayalsoserveasguidelinesforquestionwriters,reviewers,andtestassemblers. Itshouldalsobenotedthatthenumberofquestionsineachcontentareamaynotequalthenumberoftaskslisted.Someofthetasksarecomplexandbroadinscopeandmaybecoveredbyseveralquestions.Othertasksaresimpleandnarrowinscopeandonequestionmaycoverseveraltasks.Themainobjectiveinlistingthetasksistodescribeaccuratelywhatisdoneonthejob,nottomakeeachtaskcorrespondtoaparticulartestquestion. Samplequestionsfollow.Althoughthesesamequestionswillnotappearonactualtests,theyareinthesameformatasactualtestquestions.Allfivetypesofmultiple-choicequestionsusedontheASEtestsarerepresentedhere.Notethedifferentinstructionsforsomequestions.

    ovErviEw (continuEd)

  • ASE AutomobilE Study GuidE PAGE 9

    tESt SpEcificAtionS And tASk liStEnginE rEpAir (tESt A1)

    Content Questions Percentage Area in Test of Test A. General Engine Diagnosis 15 30% B. Cylinder Head and Valve Train Diagnosis and Repair 10 20% C. Engine Block Diagnosis and Repair 10 20% D. Lubrication and Cooling Systems Diagnosis and Repair 8 16% E. Fuel, Electrical, Ignition, and Exhaust Systems Inspection and Service 7 14%

    Total 50 100%

    A. General Engine Diagnosis (15 questions) 1. Verifydriverscomplaintand/orroadtestvehicle;determinenecessaryaction. 2. Determineifno-crank,cranksbutwillnotstart,orhardstartingconditionisan

    enginemechanicalproblem,oriscausedbyanothervehiclesubsystem. 3. Inspectengineassemblyforfuel,oil,coolant,andotherleaks;determinenecessary

    action. 4. Isolateenginenoisesandvibrations;determinenecessaryaction. 5. Diagnosethecauseofexcessiveoilconsumption,coolantconsumption,unusual

    engineexhaustcolor,andodor;determinenecessaryaction. 6. Performenginevacuumtests;determinenecessaryaction. 7. Performcylinderpowerbalancetests;determinenecessaryaction. 8. Performcylindercrankingcompressiontests;determinenecessaryaction. 9. Performcylinderleakagetests;determinenecessaryaction.

    B. Cylinder Head and Valve Train Diagnosis and Repair (10 questions) 1. Removecylinderheads,disassemble,clean,andprepareforinspection. 2. Visuallyinspectcylinderheadsforcracks,warpage,corrosion,leakage,andthe

    conditionofpassages;determineneededrepairs. 3. Inspectandrepairdamagedthreadswhereallowed;installcoreandgalleryplugs. 4. Inspect,test,andverifyvalvespringsforsquareness,pressure,andfreeheight

    comparison;replaceasnecessary. 5. Inspectvalvespringretainers,rotators,locks/keepers,andlockgrooves. 6. Replacevalvestemseals. 7. Inspectvalveguidesforwear;checkvalvestem-to-guideclearance;determine

    neededrepairs.

  • PAGE 10 ASE AutomobilE Study GuidE

    A1 tASk liSt (continuEd)

    8. Inspectvalvesandvalveseats;determineneededrepairs. 9. Checkvalvespringinstalled(assembled)heightandvalvestemheight;determined

    neededrepairs.10. Inspectpushrods,rockerarms,rockerarmpivots,andshaftsforwear,bending,

    cracks,looseness,andblockedoilpassages;repairorreplaceasrequired.11. Inspectandreplacehydraulicormechanicallifters/lashadjusters.12. Adjustvalvesonengineswithmechanicalorhydrauliclifters.13. Inspectandreplacecamshaft(s)(includescheckingdrivegearwearandbacklash,

    endplay,sprocketandchainwear,overheadcamdrivesprocket(s),drivebelt(s),belttension,tensioners,camshaftreluctorring/tone-wheel,andvariablevalvetimingcomponents).

    14. Inspectandmeasurecamshaftjournalsandlobes;measurecamshaftlift.15. Inspectandmeasurecamshaftboreforwear,damage,out-of-round,andalignment;

    determineneededrepairs.16. Inspectvalvetiming;timecamshaft(s)tocrankshaft.17. Inspectcylinderheadmatingsurfaceconditionandfinish,reassembleandinstall

    gasket(s)andcylinderhead(s);replace/torqueboltsaccordingtomanufacturersprocedures.

    C. Engine Block Diagnosis and Repair (10 questions) 1. Removeanddisassembleengineblock;cleanandpreparecomponentsforinspection

    andreassembly. 2. Visuallyinspectengineblockforcracks,corrosion,theconditionofpassages,core

    andgalleryplugholecondition,surfacewarpage,andsurfacefinishandcondition;determinenecessaryaction.

    3. Inspectandrepairdamagedthreadswhereallowed;installcoreandgalleryplugs. 4. Inspectandmeasurecylinderwalls;honeandcleancylinderwalls;determineneed

    forfurtheraction. 5. Inspectcrankshaftforendplay,journaldamage,keywaydamage,thrustflangeand

    sealingsurfacecondition,andvisualsurfacecracks;checkoilpassagecondition;measurejournalwear;checkcrankshaftreluctorring/tonewheel(whereapplicable);determinenecessaryaction.

    6. Inspectandmeasuremainbearingboresandcapalignment;markcapsforlocationanddirection.

    7. Installmainbearingsandcrankshaft;checkbearingclearancesandendplay; replace/torqueboltsaccordingtomanufacturersprocedures.

    8. Inspectcamshaftbearingsforexcessivewearandalignment;replacebearingsifnecessary;installcamshaft,timingchainandgears;checkendplay.

    9. Inspectauxiliary(balance,intermediate,idler,counterbalance,orsilencer)shaft(s),drive(s)/gear(s),andsupportbearingsfordamageandwear;timebalanceshafttocrankshaft;determinenecessaryaction.

    10. Inspect,measure,service,orreplacepistonsandpiston/wristpins;identifypistonandbearingwearpatternscausedbyconnectingrodalignmentproblems;determinenecessaryaction.

    11. Inspectconnectingrodsfordamage,borecondition,andpinfit;determinenecessaryaction.

  • ASE AutomobilE Study GuidE PAGE 11

    A1 tASk liSt (continuEd)

    12. Inspect,measure,andinstallorreplacepistonrings;assemblepistonandconnectingrod;installpiston/rodassembly;checkbearingclearanceandsideplay;install connectingrodbearings;replace/torquefastenersaccordingtomanufacturers procedures.

    13. Inspect,reinstall,orreplacecrankshaftvibrationdamper(harmonicbalancer).14. Inspectcrankshaftflangeandflywheelmatingsurfaces;inspectandreplace

    crankshaftpilotbearing/bushing(ifapplicable);inspectflywheel/flexplatefor cracksandwear(includesflywheelringgear);measureflywheelrunout;determinenecessaryaction.

    15. Inspectandreplacepansandcovers.16. Assembletheengineusinggaskets,seals,andformed-in-place(tube-applied)seal-

    ants,threadsealers,accordingtomanufacturersspecifications;reinstallengine.

    D. Lubrication and Cooling Systems Diagnosis and Repair (8 questions) 1. Diagnoseenginelubricationsystemproblems;performoilpressuretests;determine

    necessaryaction. 2. Disassembleandinspectoilpump(includesgears,rotors,housing,andpick-up

    assembly);measureoilpumpclearance;inspectpressurereliefdevicesandpumpdrive;determinenecessaryaction.

    3. Inspect,test,andreplaceinternalandexternalengineoilcoolers. 4. Fillcrankcasewithoilandinstallengineoilfilter. 5. Performcoolingsystempressuretests;performcoolantdyetest;determinenecessary

    action. 6. Inspectandtestradiator,heatercore,pressurecap,andcoolantrecoverysystem;

    replaceasrequired. 7. Inspect,replace,andadjustdrivebelt(s),tensioner(s),andpulleys. 8. Inspectandreplaceenginecoolingsystemandheatersystemhoses,pipesandfittings. 9. Inspect,test,andreplacethermostat,coolantby-pass,andthermostathousing.10. Inspectandtestcoolant;drain,flush,andrefillcoolingsystemwithrecommended

    coolant;bleedairasrequired.11. Inspectandreplacewaterpump.12. Inspectandtestfan(bothelectricalandmechanical),fanclutch,fanshroud,airdams,

    andcoolingfanelectricalcircuits;repairorreplaceasrequired.13. Verifyproperoperationofenginerelatedwarningindicators.

    E. Fuel, Electrical, Ignition, and Exhaust Systems Inspection and Service (7 questions) 1. Inspect,cleanorreplacefuelinjectionsystemcomponents,intakemanifold,and

    gaskets. 2. Inspect,serviceorreplaceairfilters,filterhousings,andintakeductwork. 3. Inspectturbocharger/supercharger;determinenecessaryaction. 4. Testenginecrankingsystem;determineneededrepairs. 5. Inspectandreplacecrankcaseventilationsystemcomponents. 6. Inspectandinstallignitionsystemcomponents;adjusttiming. 7. Inspectanddiagnoseexhaustsystem;determineneededrepairs.

  • PAGE 12 ASE AutomobilE Study GuidE

    Questions:

    1. TechnicianAsaysthatpartXshown isusedtorotatethevalvespring. TechnicianBsaysthatpartXshownaboveisusedtocorrectinstalledspringheight. Whoisright?

    (A)Aonly *(B)Bonly (C)BothAandB (D)NeitherAnorB 2. Acompressiontestshowsthatonecylinderistoolow.Aleakagetestonthat

    cylindershowsthatthereistoomuchleakage.Duringthetest,aircouldbeheardcomingfromthetailpipe.Whichofthesecouldbethecause?

    (A)Brokenpistonrings (B)Abadheadgasket (C)Abadexhaustgasket *(D)Anexhaustvalvenotseating 3. TechnicianAsaysthatmainbearingoilclearancecanbecheckedwith

    plastigage. TechnicianBsaysthatmainbearingoilclearancecanbecheckedwith afeelergauge. Whoisright?

    *(A)Aonly (C)BothAandB (B)Bonly (D)NeitherAnorB 4. Anengineisusingtoomuchoil.

    TechnicianAsaysthatwornvalveguidescouldbethecause. TechnicianBsaysthattaperedcylinderwallscouldbethecause. Whoisright?

    (A)Aonly *(C)BothAandB (B)Bonly (D)NeitherAnorB

    SAmplE QuEStionS EnginE rEpAir (tESt A1)

  • ASE AutomobilE Study GuidE PAGE 13

    5. Acompressiontesthasbeenmadeonanin-line4-cylinderengine.Cylinders2and3havereadingsof10psi.Cylinder1hasareadingof140psiandcylinder4hasareadingof145psi. TechnicianAsaysthatthesereadingscouldbecausedbyablownheadgasket.TechnicianBsaysthatthesereadingscouldbecausedbywrongvalvetiming.Whoisright?

    *(A)Aonly (B)Bonly (C)BothAandB (D)NeitherAnorB

    6. Todeterminepiston-to-cylinderwallclearance,thediameterofthepistonshownaboveshouldbemeasuredat:

    (A)W. (B)X. *(C)Y. (D)Z. 7. Whichofthesewouldmostlikelycauseafuel-injectedenginetohavelow

    fuelpressure? *(A)Acloggedfuelfilter (B)Acloggedfuelinjector (C)Arestrictedfuelreturnline (D)Astuck-closedfuelpressureregulator

    X

    Z

    Y

    W

    X

    Y

    Z

    W

    A1 SAmplE QuEStionS (continuEd)

  • PAGE 14 ASE AutomobilE Study GuidE

    8. TechnicianAsaysthatthesetupshownabovecanbeusedtocheck cylindertaper. TechnicianBsaysthatthesetupcanbeusedtocheckcylinderout-of-round.Whoisright?

    (A)Aonly *(C)BothAandB (B)Bonly (D)NeitherAnorB 9. Thepressureandvolumetestsonamechanicalfuelpumparebothbelow

    specs. TechnicianAsaysthatanairleakinthefuellinebetweenthetankand pumpcouldbethecause. TechnicianBsaysthatapluggedfueltankpickupfiltercouldbethecause.Whoisright?

    (A)Aonly *(C)BothAandB (B)Bonly (D)NeitherAnorB Question 10 is not like the ones above. IthasthewordLEAST.Forthisquestion,lookforthechoicethatwould

    LEAST LIKELYcausethedescribedsituation.Readtheentirequestioncare-fullybeforechoosingyouranswer.

    10. TheLEASTlikelycauseofabentpushrodis: (A)excessiveenginerpm. (B)astickingvalve. *(C)excessivevalveguideclearance. (D)awornrockerarmstud.

    A1 SAmplE QuEStionS (continuEd)

  • ASE AutomobilE Study GuidE PAGE 15

    tESt SpEcificAtionS And tASk liStAutomAtic trAnSmiSSion/trAnSAxlE (tESt A2)

    Content Questions Percentage Area in Test of Test A. General Transmission/Transaxle Diagnosis 25 50% 1. Mechanical/Hydraulic Systems (11) 2. Electronic Systems (14) B. In-Vehicle Transmission/Transaxle Maintenance and Repair 12 24% C. Off-Vehicle Transmission/Transaxle Repair 13 26% 1. Removal and Installation (4) 2. Disassembly and Assembly (5) 3. Friction and Reaction Units (4)

    Total 50 100%

    A. General Transmission/Transaxle Diagnosis (25 questions)

    1. Mechanical/Hydraulic Systems (11 questions) 1. Roadtestthevehicletoverifymechanical/hydraulicsystemproblemsbasedon

    driversconcern;determinenecessaryaction. 2. Diagnosenoise,vibration,harshness,andshiftqualityproblems;determinenecessary

    action. 3. Diagnosefluidloss,type,level,andconditionproblems;determinenecessaryaction. 4. Performpressuretests;determinenecessaryaction. 5. Performstalltests;determinenecessaryaction. 6. Performtorqueconverterclutch(lock-upconverter)mechanical/hydraulicsystem

    tests;determinenecessaryaction.

    2. Electronic Systems (14 questions) 1. Roadtestthevehicletoverifyelectronicsystemproblemsbasedondriversconcern;

    determinenecessaryaction. 2. Performpressuretestsontransmissionsequippedwithelectronicpressurecontrol;

    determinenecessaryaction. 3. Performtorqueconverterclutch(lockupconverter)electronicsystemtests;

    determinenecessaryaction.

  • PAGE 16 ASE AutomobilE Study GuidE

    A2 tASk liSt (continuEd)

    4. Diagnoseelectronictransmissioncontrolsystemsusingappropriatetestequipment,serviceinformation,technicalservicebulletins,andschematics;diagnoseshorts,grounds,opens,andresistanceproblemsinelectrical/electroniccircuits;determinenecessaryaction.

    5. Verifyproperoperationofchargingsystem;checkbattery,connections,and power/groundcircuits.

    6. Differentiatebetweenengineperformance,orothervehiclesystems,and transmission/transaxlerelatedproblems;determinenecessaryaction.

    7. Diagnoseshiftqualityconcernsresultingfromproblemsintheelectronict ransmissioncontrolsystem;determinenecessaryaction.

    B. In-Vehicle Transmission/Transaxle Maintenance and Repair (12 questions) 1. Inspect,adjust,andreplacemanualvalveshiftlinkage,transmissionrange

    sensor/switch,andpark/neutralpositionswitch(inhibitor/neutralsafetyswitch). 2. Inspect,adjust,andreplacecablesorlinkagesforthethrottlevalve(TV)and

    acceleratorpedal. 3. Inspectandreplaceexternalsealsandgaskets. 4. Inspectandreplacedriveshaftyoke,driveaxlejoints,andbushings,andseals. 5. Checkconditionandoperationofenginecoolingsystem;inspecttransmissioncooler,

    linesandfittings. 6. Inspectvalvebodymatingsurfaces,bores,valves,springs,sleeves,retainers,

    brackets,checkballs,screens,spacerplates,andgaskets;replaceasnecessary. 7. Torquevalvebodyfastenerstospecification. 8. Inspectaccumulatorandservobores,pistons,seals,pins/pinbores,springs,and

    retainers;repairorreplaceasnecessary. 9. Inspect,test,adjust,repair,orreplaceelectrical/electroniccomponentsandcircuits

    includingcontrolmodules,solenoids,sensors,relays,terminals,connectors,switches,andharnesses.

    10. Inspect,replace,and/oralignpowertrainmounts.11. Replacefluidandfilter(s);verifyproperfluidlevelandtype(fortransmissionswith,

    orwithout,adipstick).

    C. Off-Vehicle Transmission/Transaxle Repair (13 questions)

    1. Removal and Installation (4 questions) 1. Removeandinstalltransmission/transaxle;inspectenginecoreplugs,rearcrankshaft

    seal,transmissiondowelpins,dowelpinholes,andmatingsurfaces. 2. Inspectconverterflex(drive)plate,converterattachingbolts,converterpilot,

    crankshaftpilotbore,converterpumpdrivesurfaces. 3. Installtorqueconverterandestablishcorrectconverter-to-pumpengagement;inspect

    converterfreemovementforpilotengagementduringtransmissioninstallation. 4. Inspect,test,flushorreplacetransmissionfluidcooler. 5. Inspectbrackets,wiringharnesses,fuellines,heatshields,inspectioncovers,and

    relatedcomponentsforproperroutingandinstallation. 6. Performmodulecodingand/orprogramming(includingadaptivelearningreset);

    roadtesttoconfirmproperoperation.

  • ASE AutomobilE Study GuidE PAGE 17

    A2 tASk liSt (continuEd)

    2. Disassembly and Assembly (5 questions) 1. Disassemble,clean,andinspecttransmissioncase,sub-assemblies,matingsurfaces,

    andthreadcondition. 2. Inspectandmeasurefluidpumpcomponents;replaceasnecessary. 3. Checkbearingpreload;determineneededservice. 4. Checkendplay;inspect,measure,andreplacethrustwashersandbearingsasneeded. 5. Inspectshafts;replaceasnecessary. 6. Inspectfluiddeliverycircuit,includingsealrings,ringgrooves,sealingsurfaceareas,

    feedpipes,orifices,andencapsulatedcheckvalves(balls). 7. Inspectbushings;replaceasnecessary. 8. Inspectandmeasurecomponentsoftheplanetarygearassembly;replaceas

    necessary. 9. Inspectcasebores,passages,bushings,vents,matingsurfaces,anddowelpins;

    repairorreplaceasnecessary.10. Inspectvalvebodymatingsurfaces,bores,valves,solenoids,springs,sleeves,

    retainers,brackets,checkballs,screens,spacerplates,andgaskets;replaceas necessary.

    11. Inspecttransaxledrivechains,sprockets,gears,bearings,andbushings;replaceasnecessary.

    12. Inspectandmeasuretransaxlefinaldrivecomponents;repair,replaceand/oradjust asnecessary.

    13. Assembleafterrepair.

    3. Friction and Reaction Units (4 questions) 1. Inspectcomponentsofthehydraulicclutchpackassembly;replaceasnecessary. 2. Measureclutchpackclearance;adjustasnecessary. 3. Airtesttheoperationofclutchandservoassemblies. 4. Inspectcomponentsofonewayclutchassemblies;replaceasnecessary. 5. Inspectbandsanddrums(housings/cylinders);replaceand/oradjustasnecessary.

  • PAGE 18 ASE AutomobilE Study GuidE

    SAmplE QuEStionS AutomAtic trAnSmiSSion/trAnSAxlE (tESt A2)

    QuEStionS:

    1. AnautomatictransmissiondoesnotholdinPARK. TechnicianAsaysthatmisadjustedshiftlinkagecouldbethecause. TechnicianBsaysthatarollerclutchinstalledbackwardscouldbethecause.Whoisright?

    *(A)Aonly (C)BothAandB (B)Bonly (D)NeitherAnorB 2. Avehiclewithanautomatictransaxle,andaproperlytunedengine,

    acceleratespoorlyfromastop.Accelerationisnormalabove35mph. Whichofthesecouldbethecause?

    (A)Awornfrontpump (C)Awornplanetarygearset *(B)Afailedtorqueconverter (D)Alowfluidlevel 3. Thetransmissionslipswhencold.Whichoftheseisthemostlikelycause? (A)Ashortedlow/reversepressureswitch (B)Linepressureisatmaximumin1stgear (C)Adisconnectedlinepressuresensor *(D)Lowlinepressure4. Theautomatictransaxleupshiftsharshlyduringnormalacceleration.

    Themostlikelycauseisafailed: (A)oxygensensor. *(C)throttlepositionsensor. (B)idleaircontrolvalve. (D)intakeairtemperaturesensor. 5. Withthetransmissionpanremoved,thebestwaytopin-pointanoilpressure

    leakisto: (A)checkthefilterpick-uptubeseal. (B)checkthelinepressure. (C)removeandcheckthevalvebody. *(D)performanairpressuretest.

  • ASE AutomobilE Study GuidE PAGE 19

    6. Thetoolinthesetupshownaboveisbeingusedtoremovethe: *(A)pumpbushing. (C)statorsupport. (B)pumpseal. (D)statorseal. 7. AvehiclewithanOBDIIcomputersystemhasstoredtransmissiontrouble

    codes.Afterrepairsarecompleted,thetroublecodesshouldbeclearedby: (A)disconnectingthebattery. (B)testdrivingthevehicle. *(C)usingascantool. (D)removingthePCMfuse. Question 8 is not like the ones above. IthasthewordEXCEPT.Forthisquestion,lookforthechoicethatcould

    NOTcausethedescribedsituation.Readtheentirequestioncarefully beforechoosingyouranswer.

    8. Toomuchautomatictransmissionshaftendplaycouldbecausedbyany oftheseEXCEPTaworn:

    *(A)clutch. (B)selectivewasher. (C)transmissioncase. (D)planetarycarrier.

    A2 SAmplE QuEStionS (continuEd)

    tool

  • PAGE 20 ASE AutomobilE Study GuidE

    tESt SpEcificAtionS And tASk liSt mAnuAl drivE trAin And AxlES (tESt A3)

    Content Questions Percentage Area in Test of Test A. Clutch Diagnosis and Repair 6 16% B. Transmission Diagnosis and Repair 7 17% C. Transaxle Diagnosis and Repair 7 17% D. Drive Shaft/Half Shaft and Universal Joint/Constant Velocity (CV) Joint Diagnosis and Repair (Front and Rear Wheel Drive) 5 13% E. Rear Axle Diagnosis and Repair 7 17% 1. Ring and Pinion Gears (3) 2. Differential Case/Carrier Assembly (2) 3. Limited Slip/Locking Differential (1) 4. Axle Shafts and Housing(1) F. Four-Wheel Drive/All-Wheel Drive Component Diagnosis and Repair 8 20%

    Total 40 100%

    A. Clutch Diagnosis and Repair (6 questions) 1. Diagnoseclutchnoise,binding,slippage,pulsation,chatter,pedalfeel/effort,and

    releaseproblems;determineneededrepairs. 2. Inspect,adjust,andreplaceclutchpedallinkage,cablesandautomaticadjuster

    mechanisms,brackets,bushings,pivots,springs,andelectricalswitches. 3. Inspect,adjust,replace,andbleedhydraulicclutchslave/releasecylinder,master

    cylinder,lines,andhoses;cleanandflushhydraulicsystem;refillwithproperfluid. 4. Inspect,adjust,andreplacerelease(throw-out)bearing,bearingretainer,lever,and

    pivot. 5. Inspectandreplaceclutchdiscandpressureplateassembly;inspectinputshaftpilot

    andsplines. 6. Inspectpilotbearing/bushinginnerandouterbores;inspectandreplacepilot

    bearing/bushing. 7. Inspectandmeasureflywheelandringgear;inspectdual-massflywheelwhere

    required;repairorreplaceasnecessary. 8. Inspectengineblock,clutch(bell)housing,transmissioncasematingsurfaces,and

    alignmentdowels;inspectenginecoreplugs,rearmainengineseal,andother sourcesoffluidcontamination;determineneededrepairs.

    9. Measureflywheelsurfacerunoutandcrankshaftendplay;determineneededrepairs.10. Inspect,replace,andalignpowertrainmounts.

  • ASE AutomobilE Study GuidE PAGE 21

    A3 tASk liSt (continuEd)

    B. Transmission Diagnosis and Repair (7 questions) 1. Diagnosetransmissionnoise,difficultshifting,gearclash,jumpingoutofgear,fluid

    conditionandtype,andfluidleakageproblems;determineneededrepairs. 2. Inspect,adjust,andreplacetransmissionexternalshifterassembly,shiftlinkages,

    brackets,bushings/grommets,pivots,andlevers. 3. Inspectandreplacetransmissiongaskets,sealants,seals,andfasteners;inspect

    sealingsurfaces. 4. Removeandreplacetransmission;inspecttransmissionmounts. 5. Disassembleandcleantransmissioncomponents;reassembletransmission. 6. Inspect,repair,and/orreplacetransmissionshiftcoverandinternalshiftforks,

    bushings,bearings,levers,shafts,sleeves,detentmechanisms,interlocks,andsprings.

    7. Inspectandreplaceinput(clutch)shaft,bearings,andretainers. 8. Inspectandreplacemainshaft,gears,thrustwashers,bearings,andretainers/snap

    rings;measureclearanceandendplay. 9. Inspectandreplacesynchronizerhub,sleeve,keys(inserts),springs,andblocking

    (synchronizing)rings/mechanisms;measureblockingringclearance.10. Inspectandreplacecountershaft,counter(cluster)gear,bearings,thrustwashers,

    andretainers/snaprings.11. Inspectandreplacereverseidlergear,shaft,bearings,thrustwashers,andretainers/

    snaprings.12. Measureandadjustbearingpreloadorendplay(shim/spacerselectionprocedure).13. Inspect,repair,andreplaceextensionhousingandtransmissioncasematingsurfaces,

    bores,dowels,bushings,andvents.14. Inspectandreplacetransmissioncomponentsrelatedtospeedometeroperation.15. Inspect,test,andreplacetransmissionsensors,actuators,andswitches.16. Inspectlubricationsystems.17. Checkfluidlevel;refillwithproperfluid.

    C. Transaxle Diagnosis and Repair (7 questions) 1. Diagnosetransaxlenoise,difficultshifting,gearclash,jumpingoutofgear,fluid

    conditionandtype,andfluidleakageproblems;determineneededrepairs. 2. Inspect,adjust,lubricateandreplacetransaxleexternalshiftassemblies,linkages,

    brackets,bushings/grommets,cables,pivots,andlevers. 3. Inspectandreplacetransaxlegaskets,sealants,seals,andfasteners;inspectsealing

    surfaces. 4. Removeandreplacetransaxle;inspect,replace,andaligntransaxlemountsand

    subframe/cradleassembly. 5. Disassembleandcleantransaxlecomponents;reassembletransaxle. 6. Inspect,repair,and/orreplacetransaxleshiftcoverandinternalshiftforks,levers,

    bushings,shafts,sleeves,detentmechanisms,interlocks,andsprings. 7. Inspectandreplaceinputshaftandoutputshaft,gears,thrustwashers,bearings,and

    retainers/snaprings. 8. Inspectandreplacesynchronizerhub,sleeve,keys(inserts),springs,andblocking

    (synchronizing)rings;measureblockingringclearance. 9. Inspectandreplacereverseidlergear,shaft,bearings,thrustwashers,andretainers/

    snaprings.

  • PAGE 22 ASE AutomobilE Study GuidE

    A3 tASk liSt (continuEd)

    10. Inspect,repair,and/orreplacetransaxlecasematingsurfaces,bores,dowels, bushings,bearings,andvents.

    11. Inspectandreplacetransaxlecomponentsrelatedtospeedometeroperation.12. Inspect,test,andreplacetransaxlesensors,actuators,andswitches.13. Diagnosedifferentialassemblynoiseandwear;determineneededrepairs.14. Removeandreplacedifferentialfinaldriveassembly.15. Inspect,measure,adjustandreplacedifferentialpinion(spider)gears,shaft,side

    gears,thrustwashers,sidebearings,andcase/carrier.16. Diagnoselimitedslipdifferentialnoise,slippage,andchatterproblems;determine

    neededrepairs.17. Measureandadjustshaftanddifferentialbearingpreloadandendplay(shim/spacer

    selectionprocedure).18. Inspectlubricationsystems.19. Checkfluidlevel;refillwithproperfluid.

    D. Drive Shaft/Half-Shaft and Universal Joint/Constant Velocity (CV) Joint Diagnosis and Repair (Front and Rear Wheel Drive) (5 questions) 1. Diagnoseshaftanduniversal/CVjointnoiseandvibrationproblems;determine

    neededrepairs. 2. Inspect,service,andreplaceshafts,yokes,boots,anduniversal/CVjoints;verify

    properphasing. 3. Inspect,service,andreplaceshaftcentersupportbearings. 4. Checkandcorrectdrive/propellershaftbalance. 5. Measuredriveshaftrunout. 6. Measureandadjustdriveshaftworkingangles. 7. Inspect,service,andreplacewheelbearings,seals,andhubs.

    E. Rear Wheel Drive Axle Diagnosis and Repair (7 questions)

    1. Ring and Pinion Gears (3 questions) 1. Diagnosenoise,vibration,andfluidleakageproblems;determineneededrepairs. 2. Inspectandreplacecompanionflange,yoke,andpinionseal;measurecompanion

    flangerunout. 3. Measureringgearrunout;determineneededrepairs. 4. Inspectandreplaceringandpiniongearset,collapsiblespacers,sleeves(shims),

    andbearings. 5. Measureandadjustdrivepiniondepth. 6. Measureandadjustdrivepinionbearingpreload(collapsiblespacerorshimtype). 7. Measureandadjustdifferential(side)bearingpreload,andringandpinionbacklash

    (threadedadjusterorshimtype). 8. Performringandpiniontoothcontactpatternchecks;determineneededadjustments.

    2. Differential Case/Carrier Assembly (2 questions) 1. Diagnosedifferentialassemblynoiseandvibrationproblems;determineneeded

    repairs. 2. Removeandreplacedifferentialassembly. 3. Inspect,measure,adjustandreplacedifferentialpinion(spider)gears,shaft,side

    gears,thrustwashers,sidebearings,andcase/carrier. 4. Measuredifferentialcase/carrierrunout;determineneededrepairs.

  • ASE AutomobilE Study GuidE PAGE 23

    A3 tASk liSt (continuEd)

    3. Limited Slip/Locking Differential (1 question) 1. Diagnoselimitedslipdifferentialnoise,slippage,andchatterproblems;determine

    neededrepairs. 2. Inspect,drain,andrefillwithproperlubricant. 3. Inspect,adjust,repairorreplacelimitedsliporlockingassemblycomponents.

    4. Axle Shafts and Housing (1 question) 1. Diagnoserearaxleshaftnoise,vibration,andfluidleakageproblems;determine

    neededrepairs. 2. Inspectandreplacerearaxleshaftwheelstuds. 3. Remove,inspect,adjust,and/orreplacerearaxleshafts,splines,seals,bearings,

    andretainers. 4. Measurerearaxleflangerunoutandshaftendplay;determineneededrepairs. 5. Inspectaxlehousingandvent.

    F. Four-Wheel Drive/All-Wheel Drive Component Diagnosis and Repair (8 questions) 1. Diagnosedriveassemblynoise,vibration,shifting,leakageandsteeringproblems;

    determineneededrepairs. 2. Inspect,adjust,andrepairtransfercasemanualshiftingmechanisms,bushings,

    mounts,levers,andbrackets. 3. Removeandreplacetransfercase. 4. Disassembletransfercase;cleanandinspectinternaltransfercasecomponents;

    determineneededrepairs. 5. Reassembletransfercase. 6. Checktransfercasefluidlevel;drainandrefillwithproperfluid. 7. Inspect,service,andreplacedrive/propellershaftanduniversal/CVjoints. 8. Inspect,service,andreplacedriveaxleuniversal/CVjointsanddrive/halfshafts. 9. Inspect,service,andreplacewheelbearings,seals,andhubs.10. Checktransfercaseandaxlesealsandallvents.11. Test,diagnose,andreplaceactuationandengagementsystems(including:viscous,

    hydraulic,magnetic,mechanical,vacuum,andelectrical/electronic).12. Inspecttiresforpropersizeandconditionforvehicleapplication.

  • PAGE 24 ASE AutomobilE Study GuidE

    SAmplE QuEStionS mAnuAl drivE trAin And AxlES (tESt A3)

    QuEStionS:

    1. Amanualtransmissionslipsoutofhighgear.Whichofthesecouldbethecause?

    (A)Wornblockingrings *(B)Toomuchmainshaftendplay (C)Brokensynchronizerkeys (D)Wornshifterinterlocks 2. Inavehiclewithasingle-plateclutch,lossoffreepedalcanbecausedbya: (A)wornreleasebearing. (B)brokenclutchlinkage. *(C)wornclutchdiscfacing. (D)weakpressureplatesprings. 3. Afour-speedfullysynchronizedtransmissionhasaclunkingorknocking

    noiseinfirstandreverseonly. TechnicianAsaysthatabrokentoothontheclutch(input)gearcouldbethecause. TechnicianBsaysthatabrokentoothonthecounter(cluster)gearcouldbe thecause. Whoisright?

    (A)Aonly *(B)Bonly (C)BothAandB (D)NeitherAnorB 4. Amanualtransaxlemakesaclunkingnoiseonaccelerationandon

    deceleration. TechnicianAsaysthataloosedifferentialcasepinionshaftcouldbethecause.TechnicianBsaysthatwornCVjointscouldbethecause. Whoisright?

    (A)Aonly (B)Bonly *(C)BothAandB (D)NeitherAnorB

  • ASE AutomobilE Study GuidE PAGE 25

    5. TechnicianAsaysthattheset-upshowncanbeusedtocheckpinion-to-ringgearpreload. TechnicianBsaysthattheset-upcanbeusedtocheckpinionflangenuttorque. Whoisright?

    (A)Aonly (B)Bonly (C)BothAandB *(D)NeitherAnorB

    6. Whichoftheseisthetechni-cianmeasuringintheillustrationshowntotheright?

    *(A)Sidegearclearance (B)Ringgearrunout (C)Piniondepth (D)Bearingpreload 7. Afour-wheeldrivevehicle

    vibrateswhilethefrontaxle isengaged. TechnicianAsaysthatabadfrontaxleshaftCVjointcouldbethecause.TechnicianBsaysthatdifferentfrontandreartirediameterscouldbethecause. Whoisright?

    (A)Aonly *(C)BothAandB (B)Bonly (D)NeitherAnorB Question 8 is not like the ones above. IthasthewordEXCEPT.Forthisquestion,lookforthechoicethatcould

    NOTcausethedescribedsituation.Readtheentirequestioncarefullybeforechoosingyouranswer.

    8. Theclutchdoesnotreleasefullywhenthepedalispushedtothefloor. AnyofthesecouldbethecauseEXCEPT:

    *(A)weakpressureplatesprings. (B)toomuchfreepedaltravel. (C)awarpedclutchdisc. (D)aseizedpilotbearing.

    A3 SAmplE QuEStionS (continuEd)

    PINIoN YoKEINCH PoUND

    toRQUE WRENCH

  • PAGE 26 ASE AutomobilE Study GuidE

    tESt SpEcificAtionS And tASk liSt SuSpEnSion And StEEring (tESt A4)

    Content Questions Percentage Area in Test of Test A. Steering Systems Diagnosis and Repair 10 25% 1. Steering Columns (3) 2. Steering Units (4) 3. Steering Linkage (3) B. Suspension Systems Diagnosis and Repair 11 28% 1. Front Suspensions (6) 2. Rear Suspensions (5) C. Related Suspension and Steering Service 2 5% D. Wheel Alignment Diagnosis, Adjustment, and Repair 12 30% E. Wheel and Tire Diagnosis and Service 5 13%

    Total 40 100%

    A. Steering Systems Diagnosis and Repair (10 questions)

    1. Steering Columns (3 questions) 1. Diagnosesteeringcolumnnoisesandsteeringeffortconcerns(includingmanualand

    electronictiltandtelescopingmechanisms);determineneededrepairs. 2. Inspectandreplacesteeringcolumn,steeringshaftU-joint(s),flexiblecoupling(s),

    collapsiblecolumns,steeringwheels(includessteeringwheelsandcolumnsequippedwithairbagsand/orothersteeringwheel/columnmountedcontrols,sensors,andcomponents).

    3. Disarm,enable,andproperlyhandleairbagsystemcomponentsduringvehicle servicefollowingmanufacturersprocedures.

    2. Steering Units (4 questions) 1. Diagnosesteeringgear(non-rackandpiniontype)noises,binding,vibration,

    freeplay,steeringeffort,steeringpull(lead),andleakageconcerns;determine neededrepairs.

    2. Diagnoserackandpinionsteeringgearnoises,binding,vibration,freeplay,steeringeffort,steeringpull(lead),andleakageconcerns;determineneededrepairs.

    3. Inspectpowersteeringfluidlevelandcondition;determinefluidtypeandadjust fluidlevelinaccordancewithvehiclemanufacturersrecommendations.

  • ASE AutomobilE Study GuidE PAGE 27

    A4 tASk liSt (continuEd)

    4. Inspect,adjust,align,andreplacepowersteeringpumpbelt(s),tensionersand pulleys.

    5. Diagnosepowersteeringpumpnoises,vibration,andfluidleakage;determine neededrepairs.

    6. Removeandreplacepowersteeringpump;inspectpumpmountingand attachingbrackets;removeandreplacepowersteeringpumppulley;transfer relatedcomponents

    7. Performpowersteeringsystempressureandflowtests;determineneededrepairs. 8. Inspectandreplacepowersteeringhoses,fittings,O-rings,coolers,andfilters. 9. Removeandreplacesteeringgear(non-rackandpiniontype).10. Removeandreplacerackandpinionsteeringgear;inspectandreplacemounting

    bushingsandbrackets.11. Adjuststeeringgear(non-rackandpiniontype)wormbearingpreloadandsector

    lash.12. Inspectandreplacesteeringgear(non-rackandpiniontype)sealsandgaskets.13. Adjustrackandpinionsteeringgear.14. Inspectandreplacerackandpinionsteeringgearbellows/boots.15. Flush,fill,andbleedpowersteeringsystem.16. Diagnose,inspect,repairorreplacecomponentsofvariable-assiststeeringsystems.

    3. Steering Linkage (3 questions) 1. Inspectandadjust(whereapplicable)frontandrearsteeringlinkagegeometry

    (includingparallelismandvehiclerideheight). 2. Inspectandreplacepitmanarm. 3. Inspectandreplacecenterlink(relayrod/draglink/intermediaterod). 4. Inspect,adjust(whereapplicable),andreplaceidlerarm(s)andmountings. 5. Inspect,replace,andadjusttierods,tierodsleeves/adjusters,clamps,andtierodends

    (sockets/bushings). 6. Inspectandreplacesteeringlinkagedamper(s).

    B. Suspension Systems Diagnosis and Repair (13 questions)

    1. Front Suspensions (6 questions) 1. Diagnosefrontsuspensionsystemnoises,handling,rideheightandridequalitycon-

    cerns;determineneededrepairs. 2. Inspectandreplaceupperandlowercontrolarms,bushingsandshafts. 3. Inspectandreplacereboundandjouncebumpers. 4. Inspect,adjust,andreplacetrackbar,strutrods/radiusarmsandrelated

    mounts/bushings. 5. Inspectandreplaceupperandlowerballjoints(withorwithoutwearindicators). 6. Inspectnon-independentfrontaxleassemblyfordamageandmisalignment. 7. Inspectandreplacefrontsteeringknuckle/spindleassembliesandsteeringarms. 8. Inspectandreplacefrontsuspensionsystemcoilspringsandspringinsulators

    (silencers). 9. Inspectandreplacefrontsuspensionsystemleafspring(s),leafspringinsulators

    (silencers),shackles,brackets,bushings,centerpins/boltsandmounts.10. Inspect,replace,andadjustfrontsuspensionsystemtorsionbarsandmounts.

  • PAGE 28 ASE AutomobilE Study GuidE

    A4 tASk liSt (continuEd)

    11. Inspectandreplacefrontstabilizerbar(swaybar)bushings,brackets,andlinks.12. Inspectandreplacefrontstrutcartridgeorassembly.13. Inspectandreplacefrontstrutbearingandmount.

    2. Rear Suspensions (5 questions) 1. Diagnoserearsuspensionsystemnoises,handling,rideheightandridequality

    concerns;determineneededrepairs. 2. Inspectandreplacerearsuspensionsystemcoilspringsandspringinsulators

    (silencers). 3. Inspectandreplacerearsuspensionsystemlaterallinks/arms(trackbars),control

    (trailing)arms,stabilizerbars(swaybars),bushings,andmounts. 4. Inspectandreplacerearsuspensionsystemleafspring(s),leafspringinsulators

    (silencers),shackles,brackets,bushings,centerpins/boltsandmounts. 5. Inspectandreplacerearreboundandjouncebumpers. 6. Inspectandreplacerearstrutcartridgeorassembly,anduppermountassembly. 7. Inspectnon-independentrearaxleassemblyfordamageandmisalignment. 8. Inspectandreplacerearballjointsandtierod/toelinkassemblies. 9. Inspectandreplacerearknuckle/spindleassembly.

    C. Related Suspension and Steering Service (2 questions) 1. Inspectandreplaceshockabsorbers,mounts,andbushings. 2. Diagnoseandservicefrontand/orrearwheelbearings/hubassemblies. 3. Diagnose,inspect,adjust,repairorreplacecomponents(includingsensors,switches,

    actuators,andcontrolunits)ofelectronicallycontrolledsuspensionsystems (includingprimaryandsupplementalairsuspensionandridecontrolsystems).

    4. Inspectandrepairfrontand/orrearcradle(crossmember/subframe)mountings, bushings,brackets,andbolts.

    5. Diagnose,inspect,adjust,repairorreplacecomponents(includingsensors,switches,actuators,andcontrolunits)ofelectronicallycontrolledhydraulic,andelectricallyassistedsteeringsystems;initializesystemasrequired.

    6. Diagnose,inspect,repairorreplacecomponentsofpowersteeringidlespeed compensationsystems.

    D. Wheel Alignment Diagnosis, Adjustment, and Repair (12 questions) 1. Diagnosevehiclewander,drift,pull,hardsteering,bumpsteer(toecurve),memory

    steer,torquesteer,andsteeringreturnconcerns;determineneededrepairs. 2. Measurevehiclerideheight;determineneededrepairs. 3. Measurefrontandrearwheelcamber;determineneededrepairs. 4. Adjustfrontand/orrearwheelcamberonsuspensionsystemswithacamberadjustment. 5. Measurecaster;determineneededrepairs. 6. Adjustcasteronsuspensionsystemswithacasteradjustment. 7. Measureandadjustfrontwheeltoe. 8. Centerthesteeringwheel. 9. Measuretoe-out-on-turns(turningradius/angle);determineneededrepairs.10. MeasureSAI/KPI(steeringaxisinclination/kingpininclination);determine

    neededrepairs.11. Measureincludedangle;determineneededrepairs.

  • ASE AutomobilE Study GuidE PAGE 29

    A4 tASk liSt (continuEd)

    12. Measurerearwheeltoe;determineneededrepairsoradjustments.13. Measurethrustangle;determineneededrepairsoradjustments.14. Measurefrontwheelbasesetback/offset;determineneededrepairsoradjustments.15. Checkfrontand/orrearcradle(crossmember/subframe)alignment;determineneeded

    repairsoradjustments.

    E. Wheel and Tire Diagnosis and Service (5 questions) 1. Diagnosetirewearpatterns;determineneededrepairs. 2. Inspecttirecondition,size,andapplication(loadandspeedratings). 3. Measureandadjusttireairpressure. 4. Diagnosewheel/tirevibration,shimmy,andnoiseconcerns;determineneeded

    repairs. 5. Rotatetires/wheelsandtorquefastenersaccordingtomanufacturers

    recommendations. 6. Measurewheel,tire,axleflange,andhubrunout(radialandlateral);determine

    neededrepairs. 7. Diagnosetirepull(lead)problems;determinecorrectiveactions. 8. Dismountandmounttireonwheel. 9. Balancewheelandtireassembly.10. Testanddiagnosetirepressuremonitoringsystems(directandindirect);determine

    neededrepairs.

  • PAGE 30 ASE AutomobilE Study GuidE

    SAmplE QuEStionSSuSpEnSion And StEEring (tESt A4)

    QuEStionS:

    1. Thefrontendofavehiclevibratesupanddownwhiletravelingatmost roadspeeds. TechnicianAsaysthattoomuchradialrunoutofthefronttirescouldbe thecause.

    TechnicianBsaysthatstaticout-of-balanceofthefronttirescouldbe thecause. Whoisright?

    (A)Aonly *(C)BothAandB (B)Bonly (D)NeitherAnorB 2. Avehiclewanderswhilebeingdrivenonlevelroads.

    TechnicianAsaysthattoomuchnegativecambercouldbethecause. TechnicianBsaysthattoomuchpositivecastercouldbethecause. Whoisright?

    (A)Aonly (C)BothAandB (B)Bonly *(D)NeitherAnorB

    3. Thealignmentsettingsshownabovewouldresultinwhichoftheseconditions? (A)Lefttirewearoninside;vehicledoesnotpulltoeitherside *(B)Righttirewearoninside;vehiclepullstoleft (C)Righttirewearonoutside;vehiclepullstoleft (D)Righttirewearonoutside;lefttirewearoninside;vehiclepullstoleft

    REAdINgS SPECS Left Right Left or Right + 3/4 or - 1 1/2 or 0 to + 1/2 orCamber + 45 min. - 1 30 min. 0 to + 30 min.

    Caster 0 0 0 to + 1

    1/16 or 1/16 to 3/16 orToe-in .16mm .16mm to .48mm

  • ASE AutomobilE Study GuidE PAGE 31

    4. Avehiclewithrackandpinionsteeringhasashimmy. TechnicianAsaysthatwornrack-to-framemountingbushingscouldbethecause. TechnicianBsaysthatlooseinneroroutertierodends(sockets)couldbethecause. Whoisright?

    (A)Aonly *(C)BothAandB (B)Bonly (D)NeitherAnorB 5. Duringawheelalignment,atechnicianfindsthetoe-out-on-turns

    (turningradius)tobeincorrect.Whichofthesecouldbethecause? (A)Bentpitmanarm (B)Benttierod (C)Bentidlerarm *(D)Bentsteeringarm 6. Avehiclepullstotherightduringbraking.

    TechnicianAsaysthatawornstrutrodbushingcouldbethecause. TechnicianBsaysthatabentrightwheelcouldbethecause. Whoisright?

    *(A)Aonly (C)BothAandB (B)Bonly (D)NeitherAnorB

    7. Whichoftheseshouldthetechniciandofirstwhenaligningalighttruckequippedwithatorsionbarfrontsuspension?

    (A)Adjustthethrustangle (B)Adjustthecaster/camber (C)Check/adjustthetoe *(D)Check/adjusttherideheight(curbheight).

    8. Apressuretestisbeingperformedonavehiclewithpowersteering.Thepres-surereadingstakenwhenthewheelsareattherightandleftstopsarebelowspecs.Thereadingsarenormalwhenthetestershutoffvalveisclosed. TechnicianAsaysthatthesereadingscouldbecausedbyabadsteeringgear. TechnicianBsaysthatthesereadingscouldbecausedbyabadpump. Whoisright?

    *(A)Aonly (C)BothAandB (B)Bonly (D)NeitherAnorB

    A4 SAmplE QuEStionS (continuEd)

  • PAGE 32 ASE AutomobilE Study GuidE

    9. Thesuspensionshownaboveisbeingcheckedforballjointwear. TechnicianAsaysthatthecheckcanbemadewiththefrontendjacked upatX. TechnicianBsaysthatthecheckcanbemadewiththefrontendjacked upatY. Whoisright?

    (A)Aonly *(B)Bonly (C)BothAandB (D)NeitherAnorB Question 10 is not like the ones above. IthasthewordEXCEPT.Forthisquestion,lookforthechoicethatcould

    NOTcausethedescribedsituation.Readtheentirequestioncarefullybeforechoosingyouranswer.

    10.AllofthesecouldcausetirewearifnotwithinmanufacturersspecsEXCEPT: *(A)caster. (B)wheelbalance. (C)toe-in. (D)camber.

    A4 SAmplE QuEStionS (continuEd)

    X Y

  • ASE AutomobilE Study GuidE PAGE 33

    tESt SpEcificAtionS And tASk liStbrAkES (tESt A5)

    Content Questions Percentage Area in Test of Test A. Hydraulic System Diagnosis and Repair 12 27% 1. Master Cylinder (3) 2. Lines and Hoses (3) 3. Valves and Switches (3) 4. Bleeding, Flushing, and Leak Testing (3) B. Drum Brake Diagnosis and Repair 5 11% C. Disc Brake Diagnosis and Repair 10 22% D. Power Assist Units Diagnosis and Repair 4 9% E. Miscellaneous Systems Diagnosis 7 16% and Repair F. Electronic Brake Control SystemsAntilock Brake Systems (ABS), Traction Control Systems TCS), and Electronic Stability Control System (ESC)Diagnosis and Repair 7 16%

    Total 45 100%

    A. Hydraulic System Diagnosis and Repair (12 questions)

    1. Master Cylinder (3 questions) 1. Diagnosepoorstopping,dragging,highorlowpedal,hardorspongypedalcaused

    bythemastercylinder;determineneededrepairs. 2. Diagnoseproblemsinthestepbore/quicktake-upmastercylinderandinternalvalves

    (e.g.volumecontroldevices,quicktake-upvalve,fast-fillvalve,pressureregulatingvalve);determineneededrepairs.

    3. Measureandadjustmastercylinderpushrodlength. 4. Checkmastercylinderforfailuresbydepressingbrakepedal;determineneeded

    repairs. 5. Diagnosethecauseofmastercylinderexternalfluidleakage. 6. Removeandreplacemastercylinder;benchbleedandtestoperationandinstall

    mastercylinder;verifymastercylinderfunction.

    2. Lines and Hoses (3 questions) 1. Diagnosepoorstopping,pulling,ordraggingcausedbyproblemsinthelinesand

    hoses;determineneededrepairs. 2. Inspectbrakelinesandfittingsforleaks,dents,kinks,rust,cracks,orwear;

    inspectforloosefittingsandsupports;determineneededrepairs.

  • PAGE 34 ASE AutomobilE Study GuidE

    A5 tASk liSt (continuEd)

    3. Inspectflexiblebrakehosesforleaks,kinks,cracks,bulging,wear,orcorrosion;inspectforloosefittingsandsupports;determineneededrepairs.

    4. Replacebrakelines,hoses,fittings,andsupports;fabricatebrakelinesusingpropermaterialandflaringprocedures(doubleflareandISOtypes).

    5. Inspectbrakelinesandhosesforproperroutingandsupport.

    3. Valves and Switches (3 questions) 1. Diagnosepoorstopping,pulling,ordraggingcausedbyproblemsinthehydraulic

    systemvalve(s);determineneededrepairs. 2. Inspect,test,andreplacemetering,proportioning,pressuredifferential,and

    combinationvalves. 3. Inspect,test,replace,andadjustloadorheightsensing-typeproportioningvalve(s). 4. Inspect,test,andreplacebrakewarninglight,switch,sensorandcircuit.

    4. Bleeding, Flushing, and Leak Testing (3 questions) 1. Diagnosepoorstopping,pulling,dragging,orincorrectpedaltravelcausedby

    problemsinthebrakefluid;determinedneededrepairs. 2. Bleedand/orflushhydraulicsystemusingmanual,pressure,vacuum,orsurgegravity

    method(s). 3. Pressuretestbrakehydraulicsystem. 4. Select,handle,store,andinstallproperbrakefluids(includingsiliconefluids).

    B. Drum Brake Diagnosis and Repair (5 questions) 1. Diagnosepoorstopping,pulling,dragging,orincorrectpedaltravelcausedbydrum

    brakehydraulicproblems;determineneededrepairs. 2. Diagnosepoorstopping,noise,pulling,grabbing,dragging,pedalpulsation,or

    incorrectpedaltravelcausedbydrumbrakemechanicalproblems;determineneededrepairs.

    3. Remove,clean,inspect,andmeasurebrakedrums;followmanufacturers recommendationsindeterminingneedtomachineorreplace.

    4. Machinedrumsaccordingtomanufacturersproceduresandspecifications. 5. Usingpropersafetyprocedures,remove,clean,andinspectbrakeshoes/linings,

    springs,pins,self-adjusters,levers,clips,brakebacking(support)platesandotherrelatedbrakehardware;determineneededrepairs.

    6. Lubricatebrakeshoesupportpadsonbacking(support)plate,self-adjuster mechanisms,andotherbrakehardware.

    7. Inspectwheelcylinder(s)forleakage,operation,andmounting;removeandreplacewheelcylinder(s).

    8. Installbrakeshoesandrelatedhardware. 9. Pre-adjustbrakeshoesandparkingbrakebeforeinstallingbrakedrumsordrum/hub

    assembliesandwheelbearings.10. Reinstallwheel,torquelugnuts,andmakefinalchecksandadjustments.

  • ASE AutomobilE Study GuidE PAGE 35

    A5 tASk liSt (continuEd)

    C. Disc Brake Diagnosis and Repair (10 questions) 1. Diagnosepoorstopping,pulling,dragging,orincorrectpedaltravelcausedbydisc

    brakehydraulic problems;determineneededrepairs.

    2. Diagnosepoorstopping,noise,pulling,grabbing,dragging,pedalpulsationorincorrectpedaltravelcausedbydiscbrakemechanicalproblems;determineneededrepairs.

    3. Retractintegralparkingbrakecaliperpiston(s)accordingtomanufacturers recommendations.

    4. Removecaliperassemblyfrommountings;inspectforleaksanddamagetocaliperhousing.

    5. Clean,inspect,andmeasurecalipermountingsandslides/pinsforwearanddamage. 6. Remove,clean,andinspectpadsandretaininghardware;determineneededrepairs,

    adjustments,andreplacements. 7. Cleancaliperassembly;inspectexternalpartsforwear,rust,scoring,anddamage;

    replaceanydamagedorwornparts;determinetheneedtorepairorreplacecaliperassembly.

    8. Clean,inspect,andmeasurerotorwithadialindicatorandamicrometer;followmanufacturersrecommendationsindeterminingtheneedtoindex,machineor replacetherotor.

    9. Removeandreplacerotor.10. Machinerotor,usingon-caroroff-carmethod,accordingtomanufacturers

    proceduresandspecifications.11. Installpads,calipers,andrelatedattachinghardware;lubricatecomponentsfollowing

    manufacturersproceduresandspecifications;bleedsystem.12. Adjustcaliperswithintegratedparkingbrakesaccordingtomanufacturers

    recommendations.13. Fillmastercylindertoproperlevelwithrecommendedfluid;inspectcaliperforleaks.14. Reinstallwheel,torquelugnuts,andmakefinalchecksandadjustments.15. Roadtestvehicleandburnish/break-inpadsaccordingtomanufacturers

    recommendations

    D. Power Assist Units Diagnosis and Repair (4 questions) 1. Testpedalfreetravelwithandwithoutenginerunningtocheckpowerbooster

    operation. 2. Checkvacuumsupply(manifoldorauxiliarypump)tovacuum-typepowerbooster. 3. Inspectthevacuum-typepowerboosterunitforvacuumleaksandproperoperation;

    inspectthecheckvalveforproperoperation;repair,adjust,orreplacepartsas necessary.

    4. Inspectandtesthydro-boostsystemandaccumulatorforleaksandproperoperation;repairorreplacepartsasnecessary;refillsystem.

  • PAGE 36 ASE AutomobilE Study GuidE

    A5 tASk liSt (continuEd)

    E. Miscellaneous Systems (Pedal linkage, Wheel Bearings, Parking Brakes, Electrical, etc.) Diagnosis and Repair (7 questions) 1. Diagnosewheelbearingnoises,wheelshimmyandvibrationproblems;determine

    neededrepairs. 2. Remove,clean,inspect,repackwheelbearings,orreplacewheelbearingsandraces;

    replaceseals;replacehubandbearingassemblies;adjustwheel/hubbearings accordingtomanufacturersspecifications.

    3. Checkparkingbrakesystem;inspectcablesandpartsforwear,rust,andcorrosion;cleanorreplacepartsasnecessary;lubricateassembly.

    4. Adjustparkingbrakeassembly;checkoperation. 5. Testtheparkingbrakeindicatorlight,switchandwiring. 6. Test,adjust,repairorreplacebrakestoplightswitch,lamps,andrelatedcircuits. 7. Inspectandtestbrakepedallinkageforbinding,looseness,andadjustment;

    determineneededrepairs.

    F. Electronic Brake Control Systems: Antilock Brake System (ABS), Traction Control System (TCS), and Electronic Stability Control System (ESC) Diagnosis and Repair (7 questions) 1. Followmanufacturersserviceandsafetyprecautionswheninspecting,testingand

    servicingelectronicbrakecontrolsystem,hydraulic,electrical,andmechanical components.

    2. Diagnosepoorstopping,wheellockup,falseactivation,pedalfeelandtravel,pedalpulsation,andnoiseconcernsassociatedwiththeelectronicbrakecontrolsystem;determineneededrepairs.

    3. Observeelectronicbrakecontrolsystemindicatorlight(s)atstartupandduringroadtest;determineiffurtherdiagnosisisneeded.

    4. Diagnoseelectronicbrakecontrolsystem,electroniccontrol(s),components,andcircuitsusingon-boarddiagnosisand/orrecommendedtestequipment;determineneededrepairs.

    5. Bleedand/orflushtheelectronicbrakecontrolhydraulicsystemfollowing manufacturersprocedures.

    6. Removeandinstallelectronicbrakecontrolsystemcomponentsfollowing manufacturersproceduresandspecifications;observeproperplacementof componentsandroutingofwiringharness.

    7. Test,diagnoseandserviceelectronicbrakecontrolsystemsensors(suchas speed,yaw,steeringangle,brakepedalposition,etc.)andcircuitsfollowing manufacturersrecommendedprocedures(includesoutputsignal,resistance, shortstovoltage/ground,andfrequencydata.).

    8. Diagnoseelectronicbrakecontrolsystembrakingconcernscausedbyvehicle modifications(wheel/tiresize,curbheight,finaldriveratio,etc.)andothervehiclemechanicalandelectrical/electronicmodifications(communication,security,andradio,etc.).

    9. Repairwiringharnessandconnectorsfollowingmanufacturersprocedures.

  • ASE AutomobilE Study GuidE PAGE 37

    SAmplE QuEStionS brAkES (tESt A5)

    QuEStionS:

    1. Whichofthesewouldmostlikelyhappenifthemeasurementsintheset-upshownabovevariedfrommanufacturersspecs?

    (A)NoisyBrakeoperation *(C)Pulsatingbrakepedal (B)Brakegraborpull (D)Lowbrakepedal 2. Thebrakepedalonavehiclewithpower-assisteddisc/drumbrakesmoves

    slowlytothefloorduringbraking.Whichofthesecouldbethecause? *(A)Aleakingmastercylinderprimarycup (B)Aleakingpowerbrakebooster (C)Aleakingmastercylinderresidualcheckvalve (D)Aninternalleakinthecombinationvalve 3. Onavehiclewithdisc/drumbrakes,thefrontbrakesgrabquicklywhenlight

    pedalpressureisapplied.Thiscouldbecausedbyabad: (A)proportioningvalve. *(C)meteringvalve. (B)pressuredifferentialvalve. (D)residualcheckvalve. 4. Onavehiclewithsinglepiston,floatingcaliperdiscbrakes,thediscbrakepad

    betweenthecaliperpistonandtherotorisbadlyworn.Theotherbrakepadisonlyslightlyworn. TechnicianAsaysthattoomuchrotorrunoutcouldbethecause. TechnicianBsaysthatafrozencaliperpistoncouldbethecause. Whoisright?

    (A)Aonly (C)BothAandB (B)Bonly *(D)NeitherAnorB

  • PAGE 38 ASE AutomobilE Study GuidE

    5. Whenthebrakesareapplied,avibrationcomesfromthefrontofavehiclewithadisc/drumsystem.Whichofthesecouldbethecause?

    (A)Unequaltirepressure (B)Bindingcaliperslides *(C)Excessiverotorrunout (D)Afrozencaliperpiston 6. Afrontdiscbrakerotorisslightlybelowminimumthicknessspecificationafter

    machining.Thetechnicianshould: (A)reusetherotor. *(B)replacetherotor. (C)applyanon-directionalfinishtotherotor. (D)machinetheotherfrontrotortothesamethickness. 7. Ahydraulicbrakelineisleaking.Whichoftheseisthecorrectrepair? (A)Cutoutthebadsectionandreplacewithnewsteeltubingusing

    compressionfittings. (B)Replacetheleakinglinewithdouble-flaredseamlesscoppertubing. (C)Cutoutthebadsectionandreplacewithsingle-flaredsteeltubingusing

    flarenutsandunions. *(D)Replacetheleakinglinewithdouble-flaredsteeltubing.

    8. Theset-upshownaboveisusedtocheck: (A)rotorparallelism. *(C)rotorlateralrunout(wobble). (B)wheelbearingadjustment. (D)rotorfacewear.

    A5 SAmplE QuEStionS (continuEd)

  • ASE AutomobilE Study GuidE PAGE 39

    9. Thedragonavehiclesdrumbrakesincreasesaftereachapplicationuntiltheylockup.Bleedingthesystemrestoresnormaloperationforashorttime;thendragincreasesuntilthebrakeslockupagain.Whichofthesecouldbethecause?

    *(A)Ablockedcompensatingport (B)Ablockedbreatherport (C)Wrongbrakeshoeadjustment (D)Weakbrakeshoereturnsprings 10.Withthebrakesapplied,thepedalmovesdownslightlywhentheengineis

    startedonavehiclewithpowerbrakes. TechnicianAsaysthatthecausecouldbealeakingpowerbrakebooster diaphragm. TechnicianBsaysthatthecausecouldbeastuckclosedcheckvalveonthepowerbrakeboostermanifold. Whoisright?

    (A)Aonly (B)Bonly (C)BothAandB *(D)NeitherAnorB

    A5 SAmplE QuEStionS (continuEd)

  • PAGE 40 ASE AutomobilE Study GuidE

    tESt SpEcificAtionS And tASk liSt ElEctricAl/ElEctronic SyStEmS (tESt A6)

    Content Questions Percentage Area in Test of Test A. General Electrical/Electronic System Diagnosis 13 26% B. Battery and Starting System Diagnosis and Repair 9 18% C. Charging System Diagnosis and Repair 5 10% D. Lighting Systems Diagnosis and Repair 6 12% E. Instrument Cluster and Driver Information Systems Diagnosis and Repair 6 12% F. Body Electrical Systems Diagnosis and Repair 11 22%

    Total 50 100%

    A. General Electrical/Electronic System Diagnosis (13 questions) 1. Checkvoltagesandvoltagedropsinelectrical/electroniccircuits;interpretreadings

    anddetermineneededrepairs. 2. Checkcurrentflowinelectrical/electroniccircuitsandcomponents;interpretreadings

    anddetermineneededrepairs. 3. Checkcontinuityandresistancesinelectrical/electroniccircuitsandcomponents;

    interpretreadingsanddetermineneededrepairs. 4. Checkelectroniccircuitwaveforms;interpretreadingsanddetermineneededrepairs. 5. Usescan-tooldataand/ordiagnostictroublecodes(DTCs)todiagnoseelectronic

    systems;interpretreadingsanddeterminenecessaryaction. 6. Findshorts,grounds,opens,andresistanceproblemsinelectrical/electroniccircuits;

    determineneededrepairs. 7. Measureanddiagnosethecause(s)ofabnormalkeyoffbatterydrain(parasiticdraw);

    determineneededrepairs. 8. Inspect,test,andreplacefusiblelinks,circuitbreakers,fuses,diodes,andcurrent

    limitingdevices. 9. Readandinterpretelectricalschematicdiagramsandsymbols.10. Diagnosefailuresinthedatabuscommunicationsnetwork;determineneededrepairs.11. Removeandreplacecontrolmodules;programasneeded.

  • ASE AutomobilE Study GuidE PAGE 41

    A6 tASk liSt (continuEd)

    B. Battery and Starting System Diagnosis and Repair (9 questions) 1. Performbatterystateofchargetest;determineneededservice. 2. Performbatterytests(loadandcapacitance)determineneededservice. 3 Maintainorrestoreelectronicmemoryfunctions. 4. Performslow/fastbatterychargeinaccordancewithmanufacturers

    recommendations. 5. Inspect,clean,andrepairorreplacebattery(s),batterycables,connectors,clamps

    holddowns,andventtubes. 6. Jumpstartavehicleusingjumpercables,andaboosterbatteryorauxiliarypower

    supply. 7. Performstartercurrentdrawtest;determineneededrepairs. 8. Performstartercircuitvoltagedroptests;determineneededrepairs. 9. Inspect,test,andrepairorreplacestarter,relays,solenoids,modules,switches,con-

    nectors,andwiresofstartercircuits.10. Differentiatebetweenelectricalandenginemechanicalproblemsthatcauseaslow

    crank,nocrank,extendedcranking,oracrankingnoisecondition.

    C. Charging System Diagnosis and Repair (5 questions) 1. Diagnosechargingsystemproblemsthatcause,anocharge,alowcharge,oranover-

    chargecondition;determineneededrepairs. 2. Inspectandreinstall/replacepulleys,tensionersanddrivebelts;adjustbeltsandcheck

    alignment. 3. Performchargingsystemvoltageoutputtest;determineneededrepairs. 4. Performchargingsystemcurrentoutputtest;determineneededrepairs. 5. Inspectandtestgenerator(alternator)controlcomponentsincludingcomputers/

    regulators;determineneededrepairs. 6. Performchargingcircuitvoltagedroptests;determineneededrepairs. 7. Inspect,test,andrepairorreplaceconnectorsandwiresofchargingsystemcircuits. 8. Remove,inspect,andreplacegenerator(alternator).

    D. Lighting Systems Diagnosis and Repair (6 questions) 1. Diagnosethecauseofbrighterthannormal,intermittent,dim,continuousorno

    operationofexteriorlighting;determineneededrepairs. 2. Inspect,replace,andaim/levelheadlights/bulbsincludinghigh-intensitydischarge

    systems(HID),andauxiliarylights(foglights/drivinglights). 3. Inspect,test,andrepairorreplaceswitches,relays,bulbs,LEDs,sockets,connectors,

    wires,andcontrollersofexteriorlighting. 4. Diagnosethecauseofturnsignaland/orhazardlightsystemmalfunctions;determine

    neededrepairs. 5. Inspect,test,andrepairorreplaceswitches,flasherunits,bulbs,sockets,connectors,

    wires,andcontrollersofturnsignalandhazardlightcircuits. 6. Diagnosethecauseofintermittent,dim,continuousornooperationofinterior

    lightingcircuits(courtesy,dome,map,vanity,cargo,trunk,andhood);determineneededrepairs.

    7. Inspect,test,andrepairorreplaceswitches,relays,bulbs,sockets,connectors,wires,andcontrollersofinteriorlightingcircuits(courtesy,dome,map,vanity,cargo,trunk,andhood).

  • PAGE 42 ASE AutomobilE Study GuidE

    A6 tASk liSt (continuEd)

    8. Inspect,test,andrepairorreplacetrailerwiringharness,relays,connectors,andcontrollers.

    E. Instrument Cluster and Driver Information Systems Diagnosis and Repair (6 questions) 1. Diagnosethecauseofintermittent,dim,nolights,continuousoperation,ornobright-

    nesscontrolofinstrumentlightingcircuits;determineneededrepairs. 2. Inspect,test,andrepairorreplaceswitches,relays,bulbs,LEDs,sockets,connectors,

    wires,andcontrollersofinstrumentlightingcircuits. 3. Diagnosethecauseofhigh,low,intermittent,ornoreadingsonelectronicinstrument

    clustergauges;determineneededrepairs. 4. Diagnosethecauseofconstant,intermittent,ornooperationofwarninglights,indi-

    catorlights,audiblewarningdevices,andotherdriverinformationsystems;deter-mineneededrepairs.

    5. Inspect,test,andrepairorreplacebulbs,sockets,connectors,switches,relays,sensors,timers,wires,gauges,sendingunits,sensors,electroniccomponents,andcontrollersofelectronicinstrumentclustersanddriverinformationsystemcircuits.

    F. Body Electrical Systems Diagnosis and Repair (11 questions) 1. Diagnoseoperationofcomfortandconvenienceaccessoriesandrelatedcircuits

    (suchas:powerwindow,powerseats,pedalheight,powerlocks,trucklocks,remotestart,moonroof,sunroof,sunshade,remotekeylessentry,voiceactivation,steeringwheelcontrols,backupcamera,parkassist,andautodimmingheadlamps);determineneededrepairs.

    2. Inspect,test,andrepairorreplacecomponents,connectorsandwiringofcomfortandconvenienceaccessories.

    3. Diagnoseoperationofheatedandcooledaccessoriesandrelatedcircuits(suchas:heated/cooledseats,heatedsteeringwheel,heatedmirror,heatedglass,andheated/cooledcupholders);determineneededrepairs.

    4. Inspect,test,andrepairorreplacecomponents,connectorsandwiringofheatedandcooledaccessories.

    5. Diagnoseoperationofsecurity/anti-theftsystemsandrelatedcircuits(suchas:theftdeterrent,doorlocks,remotekeylessentry,remotestart,andstarter/fueldisable);determineneededrepairs.

    6. Inspect,test,andrepairorreplacecomponents,connectorsandwiringofsecurity/anti-theftsystems.

    7. Diagnoseoperationofentertainmentandrelatedcircuits(suchas:radio,DVD,remoteCDchanger,navigation,amplifiers,speakers,antennas,andvoiceactivatedaccessories);determineneededrepairs.

    8. Inspect,test,repairand/orreplacecomponents,connectorsandwiringof entertainmentsystems.

    9. Diagnoseoperationofsafetysystemsandrelatedcircuits(suchas:airbags,seatbeltpretensioners,occupancyclassification,wipers,washers,collisionavoidance,passivespeedcontrol,heads-updisplay,parkassist,andbackupcamera);determineneededrepairs.

    10. Inspect,test,andrepairorreplacecomponents,connectorsandwiringofsafety systems.

  • ASE AutomobilE Study GuidE PAGE 43

    QuEStionS:

    1. Inthechargingsystemshownabove,themeterreadingwillshow: (A)chargingoutputvoltage. (B)regulatoroperatingvoltage. *(C)chargingcircuitvoltagedrop (D)ignitionswitchvoltagedrop. 2. Theoilpressurelightstaysonwhenevertheengineisrunning.Theoilpressure

    hasbeencheckedandmeetsspecs. TechnicianAsaysthatagroundinthecircuitbetweentheindicatorlightandthepressureswitchcouldbethecause. TechnicianBsaysthatanopeninthepressureswitchcouldbethecause. Whoisright?

    *(A)Aonly (C)BothAandB (B)Bonly (D)NeitherAnorB 3. Thepassengersidepowerwindowoperatesproperlywhenusingthepassenger

    sidecontrolswitch,butthewindowwillonlyoperateintheDOWNpositionwhenusingthedriverssidemastercontrolswitch.Whichofthesecouldbethecause?

    (A)Apinchedwirefromthepassengersidecontrolswitchtothewindowmotor

    (B)Anopenwiretothedriverssidewindowmotor (C)Agroundedpowerwiretothepowerwindowcircuitbreaker *(D)Anopencircuitinthedriverssidemastercontrolswitch

    SAmplE QuEStionSElEctricAl/ElEctronic SyStEmS (tESt A6)

    AltERNAtoR

    BAttERY

    BAttERY tERMINAl

    IGNItIoN tERMINAl

    VoltMEtER

    IGNItIoN SWItCH

  • PAGE 44 ASE AutomobilE Study GuidE

    4. Thebulbinthecircuitshownabovedoesnotlight.Tofindtheactualvoltageatthebulb,thetechnicianshouldtouchthered(+)probeofthevoltmeterto:

    (A)pointAandtheblack(-)probetoground. (B)groundandtheblack(-)probetopointG. *(C)pointGandtheblack(-)probetoground. (D)groundandtheblack(-)probetopointA.

    5. TechnicianAsaysthatifafusiblelinkinthealternatorchargingcircuitisreplacedwithsystemsizedwire,thecircuitwillbeunprotected. TechnicianBsaysthatifafusiblelinkinthealternatorchargingcircuitisreplacedwithsystemsizedwire,thebatterywillovercharge. Whoisright?

    *(A)Aonly (C)BothAandB (B)Bonly (D)NeitherAnorB 6. Astartersolenoidclicksbutthestarterdoesnotcranktheengine.

    TechnicianAsaysthatburnedsolenoidcontactscouldbethecause. TechnicianBsaysthatapoorbatterycableconnectioncouldbethecause. Whoisright?

    (A)Aonly *(C)BothAandB (B)Bonly (D)NeitherAnorB

    A6 SAmplE QuEStionS (continuEd)

    SWItCHH

    GFEDC+ -

    RED (+)

    BlACK (-)

    V

    A FUSE+B

  • ASE AutomobilE Study GuidE PAGE 45

    7. Thehornsinthecircuitshownaboveonlyblowwhenajumperwireis connectedbetweenterminals30and87ofthehornrelay. TechnicianAsaysthatafailedhornrelaycouldbethecause. TechnicianBsaysthatashort-to-groundinthecircuitbetweenthehornrelayandthehornbuttoncouldbethecause. Whoisright?

    *(A)Aonly (C)BothAandB (B)Bonly (D)NeitherAnorB Questions 8 and 9 are not like the ones above. EachhasthewordEXCEPT.Foreachofthesequestions,lookforthechoice

    thatcouldNOTcausethedescribedsituation.Readtheentirequestioncare-fullybeforechoosingyouranswer.

    8. AllofthesecouldcausehighstartercurrentdrawEXCEPT: (A)wornstarterbushings. *(B)abadstarterrelay. (C)groundedfieldcoils. (D)agroundedarmature. 9. Thestarterwillnotcrank,andthesolenoiddoesnotclickonavehiclewith

    anautomatictransmission.AllofthesecouldbethecauseEXCEPT: (A)amisadjustedneutralsafetyswitch. *(B)anopensolenoidhold-inwinding. (C)anopencircuitbetweenthesolenoidandtheignitionswitch. (D)anopeninthesolenoidgroundcircuit.

    A6 SAmplE QuEStionS (continuEd)

  • PAGE 46 ASE AutomobilE Study GuidE

    tESt SpEcificAtionS And tASk liSt HEAting And Air conditioning (tESt A7)

    Content Questions Percentage Area in Test of Test A. A/C System Service, Diagnosis, and Repair 17 34% B. Refrigeration System Component Diagnosis and Repair 10 20% 1. Compressor and Clutch (5) 2. Evaporator, Condenser and Related Components (5) C. Heating and Engine Cooling Systems Diagnosis and Repair 4 8% D. Operating Systems and Related Controls Diagnosis and Repair 19 38% 1. Electrical (10) 2. Vacuum/Mechanical (2) 3. Automatic and Semi-Automatic Heating, Ventilating and A/C Systems (7)

    Total 50 100%

    A. A/C System Service, Diagnosis, and Repair (17 questions) 1. IdentifysystemtypeandconductperformancetestontheA/Csystem;determine

    neededrepairs. 2. DiagnoseA/Csystemproblemsindicatedbysystempressuresand/ortemperature

    readings;determineneededrepairs. 3. DiagnoseA/Csystemproblemsindicatedbysight,sound,smell,andtouch

    procedures;determineneededrepairs. 4. LeaktestA/Csystem;determineneededrepairs. 5. IdentifyA/Csystemrefrigerantandexistingchargeamount;recoverrefrigerant. 6.EvacuateA/Csystem. 7. InspectA/Csystemcomponentsforcontamination;determineneededrepairs. 8. ChargeA/Csystemwithrefrigerant(liquidorvapor). 9. IdentifyA/Csystemlubricanttypeandcapacity;replenishlubricantifnecessary.10. Inspectandreplacepassengercompartment(cabinair,pollen)filter.11. Disarmandenabletheairbagsystemforvehicleservicefollowingmanufacturers

    recommendedprocedures.12. Readdiagnostictroublecodes(DTCs)andinterpretscantooldatastream.13. Readandinterprettechnicalliterature(servicepublicationsandinformationincluding

    wiringschematics).

  • ASE AutomobilE Study GuidE PAGE 47

    A7 tASk liSt (continuEd)

    14. Useascantool,digitalmultimeter(DMM),ordigitalstorageoscilloscope(DSO) toinspectortestHVACsystemsensors,actuators,circuits,andcontrolmodules; determineneededrepairs.

    15. Verifycorrectoperationofcertifiedequipment.16. Recycleorproperlydisposeofrefrigerant.17. Labelandstorerefrigerant.18. Testrecycledrefrigerantfornon-condensablegases.

    B. Refrigeration System Component Diagnosis and Repair (10 questions)

    1. Compressor and Clutch (5 questions) 1. DiagnoseA/Csystemproblemsthatcausetheprotectiondevices(pressure,thermal,

    andelectroniccontrols)tointerruptsystemoperation;determineneededrepairs. 2.Inspect,test,andreplaceA/Csystempressureandthermalprotectiondevices. 3.Inspect,adjust,andreplaceA/Ccompressordrivebelts,pulleysandtensioners. 4.Inspect,test,service,andreplaceA/Ccompressorclutchcomponentsorassembly. 5.Identifyrequiredlubricanttype;inspectandcorrectlevelinA/Ccompressor. 6.Inspect,test,serviceorreplaceA/Ccompressor. 7.Inspect,repairorreplaceA/Ccompressormountings/fasteners.

    2. Evaporator, Condenser, and Related Components (5 questions) 1.Inspect,repair,orreplaceA/Csystemmufflers,hoses,lines,filters,fittings,andseals. 2.InspectA/Ccondenserforproperairflow. 3.Inspect,test,andcleanorreplaceA/Csystemcondenser;checkmountingsandair

    seals. 4.Inspectandreplacereceiver/drier,accumulator/drier,ordesiccant. 5.Inspect,test,andreplaceexpansionvalve(s). 6.Inspectandreplaceorificetube(s). 7.Inspect,test,clean,orreplaceevaporator(s). 8.Inspect,cleanandrepairevaporatorhousing,andwaterdrain. 9.Inspect,test,andreplaceevaporatorpressure/temperaturecontrolsystemsanddevices.10.Identify,inspect,andreplaceA/Csystemservicevalves(gaugeconnections)and

    valvecaps.11.InspectandreplaceA/Csystemhighpressurereliefdevice.

    C. Heating and Engine Cooling Systems Diagnosis and Repair (4 questions) 1.Diagnosethecauseoftemperaturecontrolproblemsintheheater/ventilationsystem;

    determineneededrepairs. 2.Diagnosewindowfoggingproblems;determineneededrepairs. 3.Performenginecoolingsystemtests(pressure,electrolysis,concentration,andcon-

    tamination);determineneededrepairs. 4.Inspectandreplaceenginecoolingandheatersystemhosesandpipes. 5.Inspect,test,andreplaceradiator,pressurecap,coolantrecoverysystem,andwater

    pump. 6.Inspect,test,andreplacethermostat,bypass,andhousing. 7.Identify,inspect,recovercoolant;flushandrefillsystemwithpropercoolant;bleed

    systemasnecessary. 8.Inspect,test,andreplacefan,(bothelectricalandmechanical),fanclutch,fanbelts,

    fanshroud,andairdams.

  • PAGE 48 ASE AutomobilE Study GuidE

    A7 tASk liSt (continuEd)

    9. Inspect,test,andreplaceheatercoolantcontrolvalve(manual,vacuum,andelectricaltypes)andauxiliarycoolantpump.

    10. Inspect,flush,andreplaceheatercore.

    D. Operating Systems and Related Controls Diagnosis and Repair (19 questions)

    1. Electrical (10 questions) 1. Diagnosethecauseoffailuresintheelectricalcontrolsystemofheating,ventilating,

    andA/Csystems;determineneededrepairs. 2. Inspect,test,repair,andreplaceA/Cheaterblowermotors,blowermotorspeed

    controls,resistors,switches,relays/modules,wiring,andprotectiondevices. 3. Inspect,test,repair,andreplaceA/Ccompressorclutchcoil,relay/modules,wiring,

    sensors,switches,diodes,andprotectiondevices. 4. Inspect,test,repair,replace,andadjustA/Crelatedpowertraincontrolsystemsand

    components. 5. Inspect,test,repair,replace,andadjustloadsensitiveA/Ccompressorcutoffsystems. 6. Inspect,test,repair,andreplaceenginecooling/condenserfanmotors,relays/modules,

    switches,sensors,wiring,andprotectiondevices. 7. Inspect,test,adjust,repairandreplaceclimatecontrolsystemelectricactuatormotors,

    relays/modules,switches,sensors,wiring,andprotectiondevices(includingdual/multi-zonesystems).

    8. Inspect,test,service,orreplaceheating,ventilating,andA/Ccontrolpanelassemblies.

    2. Vacuum/Mechanical (2 questions) 1. Diagnosethecauseoffailuresoftheheating,ventilating,andA/Cvacuumandme-

    chanicalcontrolsystems;determineneededrepairs. 2. Inspect,test,service,orreplaceheating,ventilating,andA/Ccontrolpanelassemblies. 3. Inspect,test,adjust,andreplaceheating,ventilating,andA/Ccontrolcablesandlink-

    ages. 4. Inspect,test,andreplaceheating,ventilating,andA/Cvacuumsystemactuators

    (diaphragms/motors),hoses,reservoir,checkvalve,andrestrictors. 5. Inspect,test,adjust,repair,orreplaceheating,ventilating,andA/Cducts,doors,and

    outlets(includingdual/multi-zonesystems).

    3. Automatic and Semi-Automatic Heating, Ventilating, and A/C Systems (7 questions) 1. Diagnosetemperaturecontrolsystemproblems;determineneededrepairs. 2. Diagnoseblowersystemproblems;determineneededrepairs. 3. Diagnoseairdistributionsystemproblems;determineneededrepairs(includingdual/

    multi-zonesystems). 4. Diagnosecompressorclutchcontrolsystem;determineneededrepairs. 5. Inspect,test,adjustorreplaceclimateandblowercontrolsensors. 6. Inspect,test,adjust,andreplacedooractuator(s). 7. Inspect,test,andreplaceheaterwatervalveandcontrols. 8. Inspect,test,andreplaceelectricandvacuummotors,solenoids,andswitches. 9. Inspect,test,replace,and/orprogramAutomaticTemperatureControl(ATC)control

    paneland/orclimatecontrolcomputer/module.10. CheckandadjustcalibrationofAutomaticTemperatureControl(ATC)system.11. Diagnosedatacommunicationissues,includingdiagnostictroublecodes(DTCs)that

    affectA/Csystemoperation.

  • ASE AutomobilE Study GuidE PAGE 49

    QuEStionS:

    1. Priortorecovery,anunknownrefrigerantisidentified.Thetechnicianshould: (A)dischargeitintotheatmosphere. *(B)recoveritandtreatitascontaminated. (C)recoveritandrecycleitasR-12. (D)recoveritandrecycleitasR-134a. 2. Acompressorclutchwillnotengage,butthereis14.2vandagoodgroundat

    theclutchcoilconnector.Whichofthesecouldbethecause? (A)Alowrefrigerantlevel (B)Alocked-upcompressor *(C)Anincorrectairgap (D)Abadpressurecyclingswitch 3. TechnicianAsaysthatevacuatinganA/Csystemwillremoveair

    andmoisturefromthesystem. TechnicianBsaysthatevacuatinganA/Csystemwillremovedirtparticlesfromthesystem. Whoisright?

    *(A)Aonly (B)Bonly (C)BothAandB (D)NeitherAnorB 4. Theblowermotorintheschematic

    shownworksonlywiththeblowerswitchintheNumber4position. Thiscouldbecausedbyafailed:

    (A)blowermotor. (B)blowermotorground. (C)blowermotorrelay. *(D)blowermotorresistor.

    SAmplE QuEStionS HEAting And Air conditioning (tESt A7)

  • PAGE 50 ASE AutomobilE Study GuidE

    5. TochargeanA/Csystemwhileitisrunning,therefrigerantshouldbeaddedto: (A)thehighsideonly. *(B)thelowsideonly. (C)boththehighandthelowsides. (D)eitherthehighorthelowside. 6. WiththeA/Csystemoperatingatanambient(outside)temperatureof85F,

    thelowpressureguagereads5psiandthehighpressureguagereads105psi.Whatdothesereadingsindicate?

    (A)Normaloperation *(B)Lowrefrigerantlevel (C)Arestrictioninthehighside (D)Brokencompressorreedvalves 7. Thetechnicianmeasures14.2voltsattheA/Cclutchcoil,buttheA/Cclutch

    willnotengage. TechnicianAsaysthatabadclutchcoilcouldbethecause. TechnicianBsaysthatabadclutchcoilgroundcouldbethecause. Whoisright? (A)Aonly *(C)BothAandB (B)Bonly (D)NeitherAnorB Question 8 is not like the ones above. IthasthewordEXCEPT.Forthisquestion,lookforthechoicethatcould

    NOTcausethedescribedsituation.Readtheentirequestioncarefullybeforechoosingyouranswer.

    8. ThehighsidepressureinanA/Csystemisabovespecs.AllofthesecouldbethecauseEXCEPT:

    (A)anoverchargeofrefrigerant. (B)arestrictedairflowacrossthecondenser. (C)apluggedexpansionvalve. *(D)abrokencompressorreedvalve.

    A7 SAmplE QuEStionS (continuEd)

  • ASE AutomobilE Study GuidE PAGE 51

    tESt SpEcificAtionS And tASk liStEnginE pErformAncE (tESt A8)

    Content Questions Percentage Area in Test of Test A. General Diagnosis 12 24% B. Ignition System Diagnosis and Repair 8 16% C. Fuel, Air Induction and Exhaust Systems Diagnosis and Repair 9 18% D. Emissions Control Systems Diagnosis and Repair (Including OBD II) 8 16% 1. Positive Crankcase Ventilation (1) 2. Exhaust Gas Recirculation (2) 3. Secondary Air Injection (AIR) and Catalytic Converter (2) 4. Evaporative Emissions Controls (3) E. Computerized Engine Controls Diagnosis and Repair (Including OBD II) 13 26%

    Total 50 100%

    A. General Diagnosis (12 questions) 1. Verifydriverscomplaint,performvisualinspection,and/orroadtestvehicle;

    determineneededaction. 2. Researchapplicablevehicleandserviceinformation,suchasenginemanagement

    systemoperation,vehicleservicehistory,serviceprecautions,technicalservice bulletins,andservicecampaigns/recalls.

    3. Diagnosenoisesand/orvibrationproblemsrelatedtoengineperformance;determineneededaction.

    4. Diagnosethecauseofunusualexhaustcolor,odor,andsound;determineneededac-tion.

    5. Performenginemanifoldvacuumorpressuretests;determineneededaction. 6. Performcylinderpowerbalancetest;determineneededaction. 7. Performcylindercrankingcompressiontest;interpretrunningcompressiontest

    results;determineneededaction. 8. Performcylinderleakage/leak-downtest;determineneededaction. 9. Diagnoseenginemechanical,electrical,electronic,fuel,andignitionproblemswith

    anoscilloscope,engineanalyzer,and/orscantool;determineneededaction.

  • PAGE 52 ASE AutomobilE Study GuidE

    A8 tASk liSt (continuEd)

    10. PrepareandinspectvehicleforHC,CO,CO2,andO2exhaustgasanalysis;performtestandinterpretexhaustgasreadings.

    11. Verifyvalveadjustmentonengineswithmechanicalorhydrauliclifters.12. Verifycamshafttiming;verifyoperationofcamshafttimingcomponents,including

    enginesequippedwithvariablevalvetiming;determineneededaction.13. Diagnoseemissionsordriveabilityproblemscausedbyoilrelatedissues,suchas

    incorrectpressure,poorquality,incorrectlevel,orincorrecttypeusedforthe application.

    14. Verifyengineoperatingtemperature,checkcoolantlevelandcondition,performcoolingsystempressuretest;determineneededrepairs.

    15. Inspectandtestmechanically/hydraulically/electronicallyoperatedfans,fanclutch,fanshroud/ducting,andfancontroldevices;determineneededrepairs.

    16. Readandinterpretelectricalschematicdiagramsandsymbols.17. Testanddiagnoseemissionsordriveabilityproblemscausedbybatterycondition,

    connections,orexcessivekey-offbatterydrain;determineneededrepairs.18. Performstartercurrentdrawtest;determineneededaction.19. Performstarterandchargingcircuitvoltagedroptests;determineneededaction. 20Testanddiagnoseengineperformanceproblemsresultingfromchargingsystem

    failures;determineneededaction.21. Inspect,adjust,andreplacealternator(generator)drivebelts,pulleys,clutches,

    tensionersandfans.22. Inspect,test,andrepairorreplacechargingcomponents,connectorsandwiresinthe

    starterandchargingcontrolcircuits.Inspect,test,andrepairorreplacecomponentsandwiresinthestartercontrolcircuit.

    B. Ignition System Diagnosis and Repair (8 questions) 1. Diagnoseignitionsystemrelatedproblemssuchasnostarting,hardstarting,engine

    misfire,poordriveability,sparkknock,powerloss,poormileage,andemissions problems;determinerootcause;determineneededrepairs.

    2. Interpretignitionsystemrelateddiagnostictroublecodes(DTCs);determineneededrepairs.

    3. Inspect,test,repair,orreplaceignitionprimarycircuitwiringandcomponents. 4. Inspect,test,service,repairorreplaceignitionsystemsecondarycircuitwiringand

    components. 5. Inspect,test,andreplaceignitioncoil(s). 6. Inspect,test,andreplaceignitionsystemsensors;adjustasnecessary. 7. Inspect,test,and/orreplaceignitioncontrolmodule(ICM)/powertrain/enginecontrol

    module(PCM/EC