ASE CERTIFICATION STUDY GUIDE
QUESTIONS AND ANSWERS
Sparkvbplugsvbarevbbeingvbreplacedvbonvbavbv6vbengine.vbWhichvbofvbthevbfollowingvbshould
vbbevbperformedvbbeforevbremovingvbthevbboot?vb-vbanswer--Twistvbthevbbootvb1/2vbavbturn
TechnicianvbAvbdaysvbthatvbavbpositivevbcrankcasevbventilationvb(pvc)vbsystemvbreducesvbv
ehiclevbemissions.vbTechvbBvbsaysvbthatvbavbpvcvbsystemvbhelpsvbincreasevbcrankcasevbpr
essure.vbWhovbisvbcorrect?vb-vbanswer--TechvbA
TechvbAvbsaysvbthatvbsecondaryvbignitionvbwiresvbshouldvbbevbinspectedvbwhenvbreplacingv
bsparkvbplugs.vbTechvbBvbsaysvbthatvbifvbavbnewvbsparkvbplugvbisvbdroppedvbitvbcanvbbevbused
vbasvblongvbasvbthevbgapvbdoesn'tvbchange.vbWhovbisvbcorrect?vb-vbanswer--TechvbA
Incorrectvbvalvevbtimingvbcouldvbbevbcausedvbby...vb-vbanswer--
Incorrectvbtimingvbbeltvbposition
Whenvbmeasuringvbparallelismvbofvbavbdiscvbbrakevbrotor,vbAvbtechnicianvbmeasuresvb0.00
2"vbvariationvbbeyondvbthevbspecification.vbThevbnextvbstepvbisvbto?vb-vbanswer--
Determinevbthevbminimumvbrotorvbmachinevbtovbthickness
TechvbAvbsaysvbthatvbdisconnectingvbthevbnegativevbbatteryvbcablevbmayvbbevbrequiredvbtov
bdisablevbthevbairvbbagvbsystem.vbTechvbBvbsaysvbthatvbavbselfvbpoweredvbtestvblightvbcanvbb
evbusedvbtovbtestvbairvbbagvbsystemvbcomponents.vbWhovbisvbcorrect?vb-vbanswer--
TechvbAvbonly
Avbvehiclesvbbatteryvbprematurelyvbfails.vbAvbchargingvbsystemvboutputvbtestvbshowsvbthevb
alternatorvbisvbproducingvbavbconstantvb16.0vbvolts.vbThisvbcouldvbindicatevbavbfailed...vb-
vbanswer--Voltagevbregulator
Avbdirtyvbcabinvbairvbfiltervbcanvbcause...vb-vbanswer--Avbmustyvbsmellingvbcabin
Definevbthevbtermvbstrokevb-vbanswer--
DistancevbthevbpistonvbtravelsvbfromvbTDCvb(topvbdeadvbcenter)vbtovbBDCvb(bottomvbdeadvb
center)
AvbvehiclevbisvbbeingvbcheckedvbforvbpowervbsteeringvbleaksvbTechnicianvbAvbsaysvbthatvble
aksvbcanvbdevelopvbinvbthevbfittingvbhosesvbandvbseals,vbTechnicianvbBvbsaysvbthatvbthevbste
eringvbcomponentsvbshouldvbbevbobservedvbforvbleaksvbwhilevbavbhelpervbturnsvbthevbsteeri
ngvbwheelvbfromvbsidevbtovbside.vbWhovbisvbright?vb-vbanswer--Both
Brakevbfluidvbmustvbmeetvbminimumvbstandardsvbsetvbby...vb-vbanswer--
Departmentvbofvbtrafficvb(DOT)
Avbflexiblevbrubbervbbrakevblinevbisvbbeingvbinspected.
QUESTIONS AND ANSWERS
Sparkvbplugsvbarevbbeingvbreplacedvbonvbavbv6vbengine.vbWhichvbofvbthevbfollowingvbshould
vbbevbperformedvbbeforevbremovingvbthevbboot?vb-vbanswer--Twistvbthevbbootvb1/2vbavbturn
TechnicianvbAvbdaysvbthatvbavbpositivevbcrankcasevbventilationvb(pvc)vbsystemvbreducesvbv
ehiclevbemissions.vbTechvbBvbsaysvbthatvbavbpvcvbsystemvbhelpsvbincreasevbcrankcasevbpr
essure.vbWhovbisvbcorrect?vb-vbanswer--TechvbA
TechvbAvbsaysvbthatvbsecondaryvbignitionvbwiresvbshouldvbbevbinspectedvbwhenvbreplacingv
bsparkvbplugs.vbTechvbBvbsaysvbthatvbifvbavbnewvbsparkvbplugvbisvbdroppedvbitvbcanvbbevbused
vbasvblongvbasvbthevbgapvbdoesn'tvbchange.vbWhovbisvbcorrect?vb-vbanswer--TechvbA
Incorrectvbvalvevbtimingvbcouldvbbevbcausedvbby...vb-vbanswer--
Incorrectvbtimingvbbeltvbposition
Whenvbmeasuringvbparallelismvbofvbavbdiscvbbrakevbrotor,vbAvbtechnicianvbmeasuresvb0.00
2"vbvariationvbbeyondvbthevbspecification.vbThevbnextvbstepvbisvbto?vb-vbanswer--
Determinevbthevbminimumvbrotorvbmachinevbtovbthickness
TechvbAvbsaysvbthatvbdisconnectingvbthevbnegativevbbatteryvbcablevbmayvbbevbrequiredvbtov
bdisablevbthevbairvbbagvbsystem.vbTechvbBvbsaysvbthatvbavbselfvbpoweredvbtestvblightvbcanvbb
evbusedvbtovbtestvbairvbbagvbsystemvbcomponents.vbWhovbisvbcorrect?vb-vbanswer--
TechvbAvbonly
Avbvehiclesvbbatteryvbprematurelyvbfails.vbAvbchargingvbsystemvboutputvbtestvbshowsvbthevb
alternatorvbisvbproducingvbavbconstantvb16.0vbvolts.vbThisvbcouldvbindicatevbavbfailed...vb-
vbanswer--Voltagevbregulator
Avbdirtyvbcabinvbairvbfiltervbcanvbcause...vb-vbanswer--Avbmustyvbsmellingvbcabin
Definevbthevbtermvbstrokevb-vbanswer--
DistancevbthevbpistonvbtravelsvbfromvbTDCvb(topvbdeadvbcenter)vbtovbBDCvb(bottomvbdeadvb
center)
AvbvehiclevbisvbbeingvbcheckedvbforvbpowervbsteeringvbleaksvbTechnicianvbAvbsaysvbthatvble
aksvbcanvbdevelopvbinvbthevbfittingvbhosesvbandvbseals,vbTechnicianvbBvbsaysvbthatvbthevbste
eringvbcomponentsvbshouldvbbevbobservedvbforvbleaksvbwhilevbavbhelpervbturnsvbthevbsteeri
ngvbwheelvbfromvbsidevbtovbside.vbWhovbisvbright?vb-vbanswer--Both
Brakevbfluidvbmustvbmeetvbminimumvbstandardsvbsetvbby...vb-vbanswer--
Departmentvbofvbtrafficvb(DOT)
Avbflexiblevbrubbervbbrakevblinevbisvbbeingvbinspected.
