ASE A5 (BRAKES) PRACTICE QUESTIONS WITH CORRECT ANSWERS 2025

ASE A5 (BRAKES) PRACTICE QUESTIONS
WITH CORRECT ANSWERS 2025
AMvehicleMisMequippedMwithMaMvacuumMbrakeMbooster.MItMdoesn'tMhaveMpowerMassistMuntilMtheMengineMr
unsMforMaMminute,MthenMitMbeginsMtoMworkMnormally.MWhatMisMtheMmostMlikelyMreason?

A.MDefectiveMcheckMvalve

B.MAdjustedMbrakeMpedalMpushMrodMisMtooMshort

C.MFrontMbrakeMdiscMisMworn

D.MEngineMrequiresMaMtune-upMtoMproduceMaMhigherMvacuumMatMidleMspeedM-MCORRECTMANSWERM-
CorrectManswerMAM-
MTheMdefectiveMcheckMvalveMcausesMaMlossMinMvacuumMwhenMtheMengineMisMoff.MThat'sMwhyMtheMpowerMa

ssistMbeginsMtoMfunctionMproperlyMafterMtheMengineMruns.MTheMotherMthreeManswersMwouldn'tMcauseMthe
MsameMissues.




TheMbrakeMpedalMstartsMtoMfeelMspongyMandMlowMevenMthoughMallMtheMadjustmentsMhaveMbeenMmadeMac
cordingMtoMtheMspecifications.MWhatMcouldMbeMtheMcauseMofMtheMproblem?

A.MDentedMbrakeMline

B.MBindingMpedalMlinkage

C.MWeakMhydraulicMhose

D.MPluggedMcompensatingMportM-MCORRECTMANSWERM-CorrectManswerMCM-
MTheMweakMhydraulicMbrakeMhoseMcausesMaMspongyMpedal.MTheMpressureMcanMcontinueMtoMbuildMandMthe

MhoseMmightMexpand,MbutMnotMreleaseMtheMpressureMtoMtheMbrakeMunits.MBindingMpedalMlinkageMwouldMl

eadMtoMaMhardMpedal,MwhichMisMalsoMtrueMforMaMdentedMbrakeMline.MTheMpluggedMcompensatorMportMlea
dsMtoMdraggingMbrakesMinstead.



TheMlackMofMbrakeMpedalMfreeMplayMonMaMvehicleMmightMcause:

A.MSpongyMbrakeMpedal

B.MLowMbrakeMpedal

C.MPressureMbuild-upMandMdraggingMbrakes

D.MFluidMleakingMbeyondMtheMprimaryMpistonMcupsM-MCORRECTMANSWERM-CorrectManswerMCM-
MwhenMthere'sMnoMfreeMplay,MtheMbrakesMcan'tMdisengageMfully.MThisMleadsMtoMtheMbrakesMdragging.MTheM

otherMsituationsMwouldn'tMbeMcausedMbyMtheMlackMofMfreeMplay.



WhenMyouMremoveMtheMmasterMcylinder,MyouMmustMtakeMallMtheseMstepsMEXCEPT:

, A.MDisconnectMtheMfloatMlevelMsensor

B.MPlugMtheMendsMofMtheMbrakeMlinesMtoMpreventMfluidMloss

C.MVacuumMboostMpressureMwithMpowerMbrakes

D.MDrainMtheMmasterMcylinderM-MCORRECTMANSWERM-CorrectManswerMDM-
MDrainingMtheMmasterMcylinderMisn'tMrequired.MIfMitMneedsMtoMbeMdone,MtheMfluidMcanMbeMremovedMafterM

theMlinesMareMcapped.MFluidMwillMnotMrunMfromMtheMmasterMcylinderMwhileMyouMremoveMit.MThen,Mit'sMea
sierMtoMemptyMonceMit'sMout.



BrakesMonManMolderMvehicleMwithMaMquickMtakeMupMvalveMinMtheMmasterMcylinderMareMbeingMbled.MTechni
cianMAMbelievesMthatMyouMmustMdepressMtheMquickMtakeMupMvalve.MTechnicianMBMbelievesMthatMtheMbrake
sMcan'tMbeMbled.MWhoMisMcorrect?

A.MTechnicianMA

B.MTechnicianMB

C.MBothMtechnicians

D.MNeitherMtechnicianM-MCORRECTMANSWERM-CorrectManswerMDM-
MBothMofMtheseMtechsMareMwrong.MTheMbrakesMonMquickMtakeMupMsystemsMuseMtheMexactMbleedingMproce

dureMasMsystemsMwithoutMtheMvalve.MYouMdon'tMneedMtoMdoManythingMdifferent.



AMshortMpowerMassistMbrakeMboosterMpushMrodMwillMleadMtoMwhichMofMthese?

A.MIlluminatedMbrakeMlight

B.MExcessiveMbrakeMpedalMtravel

C.MInoperativeMbrakeMsystem

D.MExcessiveMbrakeMdragM-MCORRECTMANSWERM-CorrectManswerMBM-
MTheMshortMpushMrodMlengthMhasMtoMtravelMfartherMtoMmakeMcontact.MThisMleadsMtoMexcessiveMpedalMtrav

el.MTheMotherMcomplaintsMwouldn'tMoccurMasMaMresult.



ErraticMbrakeMpullingMoccursMonMaMvehicleMwhenMtheMbrakesMareMapplied.MAllMofMtheseMcouldMcauseMthis
MproblemMEXCEPT:



A.MDoubleMwallMsteelMtubing

B.MDoubleMwallMcopperMtubing

C.MFlareMnuts