Advanced Engine Performance Diagnosis, 7e (Halderman) Chapter 1 The Diagnostic Process
1) Technician A says that the first step in the diagnostic process is to verify the problem
(concern). Technician B says that the second step is to perform a thorough visual inspection.
Which technician is correct?
A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B
Answer: C
2) Which item is NOT important to know before starting the diagnosis of an engine performance
problem?
A) Brand of engine oil used
B) List of previous repairs
C) Type of gasoline used
D) The temperature of the engine when the problem occurs
Answer: A
3) A generic (global)-type scan tool can retrieve data.
A) ABS brake system
B) HVAC
C) emissions-related
D) All of the above
Answer: C
4) The steps in a manufacturer-specific diagnostic routine are being discussed. Technician A says
that after recording any DTCs, the codes should be erased. Technician B says to road test the
vehicle twice to turn off the MIL. Which technician is correct?
A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B
Answer: C
5) Technician A says that if the opposite DTC can be set, the problem is the component itself.
Technician B says that if the opposite DTC cannot be set, the problem is with the wiring or
grounds. Which technician is correct?
A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B
Answer: C
1
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$wsEducation, $wsInc.
,6) The $wspreferred $wsmethod $wsto $wsclear $wsDTCs $wsis $wsto $ws .
A) use $wsa $wsscan $wstool
B) remove $wsthe $wscomputer $ws(PCM) $wsPower $wsfeed $wsfuse
C) disconnect $wsthe $wsnegative $wsbattery $wscable $wsfor $ws10 $wsseconds
D) cycle $wsthe $wsignition $wskey $wson $wsand $wsoff
$ws40 $wstimes $wsAnswer: $ w s A
7) Which $wsis $wsthe $wsfactory $wsscan $wstool $wsfor $wsChrysler $wsbrand $wsvehicles $wsequipped $wswith $wsCAN?
A) Master $wsTech
B) wiTECH
C) NGS
D) Tech
$ws2
$wsAnswer:
$wsB
8) What $wsfault $wscould $wsoccur $wsthat $wscan $wscause $wsa $wsdriveability $wsissue $wsand $wsnot $wsset $wsa
$wsdiagnostic $wstrouble $wscode $ws(DTC)?
A) Contaminated $wsfuel $wsthat $wshas $wswater $wsor $wsdiesel $wsfuel $wsmixed $wswith $wsthe $wsfuel
B) Clogged $wsair $wsintake $wssystems $wsdue $wsto $wsan $wsanimal $wsnest $wsof $wsroad $wsdebris $wscaught
$wsin $wsthe $wsair $wsintake $wssystem
C) Alcohol $ws(ethanol) $wsin $wshigh $wsconcentrations $wsin $wsthe $wsfuel
D) Any $wsof $wsthe
$wsabove $wsAnswer:
$ w s D
9) Technician $wsA $wssays $wsthat $wsknowing $wsif $wsthere $wsare $wsany $wsstored $wsdiagnostic $wstrouble
$wscodes $ws(DTCs) $wsmay $wsbe $wshelpful $wswhen $wschecking $wsfor $wsrelated $wstechnical $wsservice
$wsbulletins $ws(TSBs). $wsTechnician $wsB $wssays $wsthat $wsonly $wsa $wsfactory $wsscan $wstool $wsshould $wsbe
$wsused $wsto $wsretrieve $wsDTCs. $ws Which $wstechnician $wsis $wscorrect?
A) Technician $wsA $wsonly
B) Technician $wsB $wsonly
C) Both $wstechnicians $wsA $wsand $wsB
D) Neither $wstechnician $wsA
$wsnor $wsB $ws Answer: $ w s A
10) A $wsdrive $wscycle $wsis $wsdesigned $wsto $wsreset $wsall $wsthe $wsOBD-II $wsmonitors. $wsBefore $wsstarting $wsthe
$wsdrive $wscycle $wsthe $wsengine $wsshould $wsbe $ws .
A) cold $ws(ECT $ws= $wsIAT)
B) operated $wsat $wsidle $wsfor $wstwo $wsminutes
C) fully $wswarmed $wsup $ws(cooling $wsfans $wscycles $wson $wsand $wsoff $wstwo $wstimes)
D) have $wsa $wsfull $wsfuel
$wstank $wsAnswer: $ w s A
11) A $wspaper $wstest $wscan $wsbe $wsused $wsto $wscheck $wsfor $wsa $wspossible $wsproblem $wswith $ws .
A) a $wsburned $wsvalve
B) the $wsignition $wssystem $ws(bad $wsspark $wsplug $wswire)
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,C) faulty $wsport $wson $wsa $wsmultiport $wsfuel $wsinjected $wsengine
D) Any $wsof
$wsthese
$wsAnswer: $ w s D
3
Copyright $ws© $ws2020 $wsPearson
$wsEducation, $wsInc.
, 12) Which $wsstep $wsshould $wsbe $wsperformed $wsLAST $wswhen $wsdiagnosing $wsan $wsengine $wsperformance
$wsproblem?
A) Checking $wsfor $wsany $wsstored $wsdiagnostic $wstrouble $wscodes
B) Performing $wsa $wsthorough $wsvisual $wsinspection
C) Verify $wsthe $wsrepair
D) Checking $wsfor $wsany $wstechnical
$wsbulletins $wsAnswer: $ w s C
13) How $wsmany $wssteps $wsdoes $wsthe $wsbook $wsoutline $wsfor $wsa $wssystematic $wsdiagnostic $wsprocedure?
A) Five
B) Four
C) Eight
D) Six
$wsAnswer:
$wsC
14) What $wsis $wsthe $wsfirst $wsstep $wsof $wsthe $wsdiagnosis $wsprocess?
A) Check $wsfor $wstechnical $wsservice $wsbulletins
B) Look $wsat $wsscan $wstool $wsdata
C) Verify $wsthe $wsproblem
D) Retrieve $wsthe $wsdiagnostic $wstrouble
$wscodes $wsAnswer: $ w s C
15) All $wsthese $wsactions $wsinvolve $wsverifying $wsthe $wsproblem $wsEXCEPT $ws .
A) look $wsfor $wsTSBs
B) check $wsthe $wsMIL
C) determine $wsthe $wstemperature $wsthe $wswhen $wsproblem $wsoccurred
D) look $wsfor $wsaftermarket
$wsparts $wsAnswer: $ w s A
16) Technician $wsA $wssays $wsthat $wsit $wsis $wsa $wsgood $wsidea $wsto $wsperform $wsa $wstest $wsdrive $wsbefore
$wsattempting $wsrepairs. $ws Technician $wsB $wssays $wsthat $wsits $wsa $wsgood $wsidea $wsto $wslet $wsthe $wscustomer
$wsaccompany $wsthe $wstechnician $wson $wsthe $wstest $wsdrive. $wsWhich $wstechnician $ws is $wscorrect?
A) Technician $wsA $wsonly
B) Technician $wsB $wsonly
C) Both $wstechnicians $wsA $wsand $wsB
D) Neither $wstechnician $wsA
$wsnor $wsB $ws Answer: $ w s C
17) Technician $wsA $wsassumes $wsa $wsreplacement $wspart $wsis $wsgood $wsjust $wsbecause $wsit $wsis $wsnew.
$wsTechnician $wsB $wssays $ws that $wssometimes $wsrecent $wsrepair $wswork $wswill $wsbe $wsthe $wscause $wsof $wsa
$wscomplaint. $wsWhich $wstechnician $wsis $wscorrect?
A) Technician $wsA $wsonly
B) Technician $wsB $wsonly
C) Both $wstechnicians $wsA $wsand $wsB
D) Neither $wstechnician $wsA
$wsnor $wsB $ws Answer: $ w s B
4
Copyright $ws© $ws2020 $wsPearson
$wsEducation, $wsInc.
1) Technician A says that the first step in the diagnostic process is to verify the problem
(concern). Technician B says that the second step is to perform a thorough visual inspection.
Which technician is correct?
A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B
Answer: C
2) Which item is NOT important to know before starting the diagnosis of an engine performance
problem?
A) Brand of engine oil used
B) List of previous repairs
C) Type of gasoline used
D) The temperature of the engine when the problem occurs
Answer: A
3) A generic (global)-type scan tool can retrieve data.
A) ABS brake system
B) HVAC
C) emissions-related
D) All of the above
Answer: C
4) The steps in a manufacturer-specific diagnostic routine are being discussed. Technician A says
that after recording any DTCs, the codes should be erased. Technician B says to road test the
vehicle twice to turn off the MIL. Which technician is correct?
A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B
Answer: C
5) Technician A says that if the opposite DTC can be set, the problem is the component itself.
Technician B says that if the opposite DTC cannot be set, the problem is with the wiring or
grounds. Which technician is correct?
A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B
Answer: C
1
Copyright $ws© $ws2020 $wsPearson
$wsEducation, $wsInc.
,6) The $wspreferred $wsmethod $wsto $wsclear $wsDTCs $wsis $wsto $ws .
A) use $wsa $wsscan $wstool
B) remove $wsthe $wscomputer $ws(PCM) $wsPower $wsfeed $wsfuse
C) disconnect $wsthe $wsnegative $wsbattery $wscable $wsfor $ws10 $wsseconds
D) cycle $wsthe $wsignition $wskey $wson $wsand $wsoff
$ws40 $wstimes $wsAnswer: $ w s A
7) Which $wsis $wsthe $wsfactory $wsscan $wstool $wsfor $wsChrysler $wsbrand $wsvehicles $wsequipped $wswith $wsCAN?
A) Master $wsTech
B) wiTECH
C) NGS
D) Tech
$ws2
$wsAnswer:
$wsB
8) What $wsfault $wscould $wsoccur $wsthat $wscan $wscause $wsa $wsdriveability $wsissue $wsand $wsnot $wsset $wsa
$wsdiagnostic $wstrouble $wscode $ws(DTC)?
A) Contaminated $wsfuel $wsthat $wshas $wswater $wsor $wsdiesel $wsfuel $wsmixed $wswith $wsthe $wsfuel
B) Clogged $wsair $wsintake $wssystems $wsdue $wsto $wsan $wsanimal $wsnest $wsof $wsroad $wsdebris $wscaught
$wsin $wsthe $wsair $wsintake $wssystem
C) Alcohol $ws(ethanol) $wsin $wshigh $wsconcentrations $wsin $wsthe $wsfuel
D) Any $wsof $wsthe
$wsabove $wsAnswer:
$ w s D
9) Technician $wsA $wssays $wsthat $wsknowing $wsif $wsthere $wsare $wsany $wsstored $wsdiagnostic $wstrouble
$wscodes $ws(DTCs) $wsmay $wsbe $wshelpful $wswhen $wschecking $wsfor $wsrelated $wstechnical $wsservice
$wsbulletins $ws(TSBs). $wsTechnician $wsB $wssays $wsthat $wsonly $wsa $wsfactory $wsscan $wstool $wsshould $wsbe
$wsused $wsto $wsretrieve $wsDTCs. $ws Which $wstechnician $wsis $wscorrect?
A) Technician $wsA $wsonly
B) Technician $wsB $wsonly
C) Both $wstechnicians $wsA $wsand $wsB
D) Neither $wstechnician $wsA
$wsnor $wsB $ws Answer: $ w s A
10) A $wsdrive $wscycle $wsis $wsdesigned $wsto $wsreset $wsall $wsthe $wsOBD-II $wsmonitors. $wsBefore $wsstarting $wsthe
$wsdrive $wscycle $wsthe $wsengine $wsshould $wsbe $ws .
A) cold $ws(ECT $ws= $wsIAT)
B) operated $wsat $wsidle $wsfor $wstwo $wsminutes
C) fully $wswarmed $wsup $ws(cooling $wsfans $wscycles $wson $wsand $wsoff $wstwo $wstimes)
D) have $wsa $wsfull $wsfuel
$wstank $wsAnswer: $ w s A
11) A $wspaper $wstest $wscan $wsbe $wsused $wsto $wscheck $wsfor $wsa $wspossible $wsproblem $wswith $ws .
A) a $wsburned $wsvalve
B) the $wsignition $wssystem $ws(bad $wsspark $wsplug $wswire)
2
Copyright $ws© $ws2020 $wsPearson
$wsEducation, $wsInc.
,C) faulty $wsport $wson $wsa $wsmultiport $wsfuel $wsinjected $wsengine
D) Any $wsof
$wsthese
$wsAnswer: $ w s D
3
Copyright $ws© $ws2020 $wsPearson
$wsEducation, $wsInc.
, 12) Which $wsstep $wsshould $wsbe $wsperformed $wsLAST $wswhen $wsdiagnosing $wsan $wsengine $wsperformance
$wsproblem?
A) Checking $wsfor $wsany $wsstored $wsdiagnostic $wstrouble $wscodes
B) Performing $wsa $wsthorough $wsvisual $wsinspection
C) Verify $wsthe $wsrepair
D) Checking $wsfor $wsany $wstechnical
$wsbulletins $wsAnswer: $ w s C
13) How $wsmany $wssteps $wsdoes $wsthe $wsbook $wsoutline $wsfor $wsa $wssystematic $wsdiagnostic $wsprocedure?
A) Five
B) Four
C) Eight
D) Six
$wsAnswer:
$wsC
14) What $wsis $wsthe $wsfirst $wsstep $wsof $wsthe $wsdiagnosis $wsprocess?
A) Check $wsfor $wstechnical $wsservice $wsbulletins
B) Look $wsat $wsscan $wstool $wsdata
C) Verify $wsthe $wsproblem
D) Retrieve $wsthe $wsdiagnostic $wstrouble
$wscodes $wsAnswer: $ w s C
15) All $wsthese $wsactions $wsinvolve $wsverifying $wsthe $wsproblem $wsEXCEPT $ws .
A) look $wsfor $wsTSBs
B) check $wsthe $wsMIL
C) determine $wsthe $wstemperature $wsthe $wswhen $wsproblem $wsoccurred
D) look $wsfor $wsaftermarket
$wsparts $wsAnswer: $ w s A
16) Technician $wsA $wssays $wsthat $wsit $wsis $wsa $wsgood $wsidea $wsto $wsperform $wsa $wstest $wsdrive $wsbefore
$wsattempting $wsrepairs. $ws Technician $wsB $wssays $wsthat $wsits $wsa $wsgood $wsidea $wsto $wslet $wsthe $wscustomer
$wsaccompany $wsthe $wstechnician $wson $wsthe $wstest $wsdrive. $wsWhich $wstechnician $ws is $wscorrect?
A) Technician $wsA $wsonly
B) Technician $wsB $wsonly
C) Both $wstechnicians $wsA $wsand $wsB
D) Neither $wstechnician $wsA
$wsnor $wsB $ws Answer: $ w s C
17) Technician $wsA $wsassumes $wsa $wsreplacement $wspart $wsis $wsgood $wsjust $wsbecause $wsit $wsis $wsnew.
$wsTechnician $wsB $wssays $ws that $wssometimes $wsrecent $wsrepair $wswork $wswill $wsbe $wsthe $wscause $wsof $wsa
$wscomplaint. $wsWhich $wstechnician $wsis $wscorrect?
A) Technician $wsA $wsonly
B) Technician $wsB $wsonly
C) Both $wstechnicians $wsA $wsand $wsB
D) Neither $wstechnician $wsA
$wsnor $wsB $ws Answer: $ w s B
4
Copyright $ws© $ws2020 $wsPearson
$wsEducation, $wsInc.
