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;
I
5. Which of the followingsensors measures the
temperature of the air entering the engine for
combustion?
A. air charge sensor ACS
B. exhaust gas recirculation EGR sensor
C. knock sensor
D. mass airflow MAF sensor
E. throttle position sensor TPS
6. Which of the followingsensors reports engine speed
and the position of the number one piston?
A. air change sensor ACS
B. barometric pressure BAP sensor
C. crankshaft position sensor
D. throttle position sensor TPS
E. vehicle speed sensor VSS
7. Which of the followingsensors monitors the oxygen
content of the exhaust gases?
A. air charge sensor ACS
B. barometric pressure BAP sensor
C. exhaust gas recirculation EGR sensor
D. -mass airflow MAF sensor
E. oxygen
02
sensor
8. Which of the followingsensors measures pressure
inside the intake manifold?
A. crankshaft position sensor
B. distributor reference sensor
C. manifold absolute pressure MAP sensor
D. oxygen
02
sensor
E. vehicle speed sensor VSS
9. Which of the followingsensors reports how fast the
vehicle is moving?
A. crankshaft position sensor
B. exhaust gas recirculation EGR sensor
C. mass airflow MAF sensor
D. throttle position sensor TPS
E. vehicle speed sensor VSS
y
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OB JECT IVE 3
10. Which of the followingsensors reports vibrations in the
engine?
A. barometric pressure
BAP
sensor
B. distributor reference sensor
C. knock sensor
D. manifold absolute pressure MAP sensor
E. vehicle speed sensor VSS
11. Which of the followingsensors reports engine speed
rpm ?
A. distributor reference sensor
B. exhaust gas recirculation EGR sensor
C. mass airflow MAF sensor
D. throttle position sensor TPS
E. vehicle speed sensor VSS
Match the names of common sensors to illustrations of the
sensors Choose the letter of the correct answer that identifies
the given illustration.
12.
Copyright
©
General Motors Corp. Used with permission.
A. barometric pressure BAP sensor
B. crankshaft position sensor
C. exhaust gas recirculation EGR sensor
D. manifold absolute pressure
MAP
sensor
E. mass airflow MAF sensor
ay be photocopied for student use
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13.
Used wi th permission of Ford Motor Co.
A. air charge sensor ACS
B. camshaft position sensor
C. crankshaft position sensor
D. knock sensor
E. oxygen
02
sensor
14.
Copyright
©
General Motors Corp. Used with permission.
A. coolant temperature sensor CTS
B. knock sensor
C. mass airflow MAF sensor
D. oxygen
02
sensor
E. throttle position sensor TPS
15.
Used with permission of Ford Motor Co.
A. coolant temperature sensor CTS
B. knock sensor
C. mass airflow MAF sensor
D. oxygen
02
sensor
E. throttle position sensor TPS
ay be photocopied for student use
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16.
Used with permission of Ford Motor Co.
A. crankshaft position sensor
B. exhaust gas recirculation EGR sensor
C. manifold absolute pressure MAP sensor
D. throttle position sensor TPS
E. vehicle speed sensor VSS
17.
Copyright
©
General Motors Corp. Used with permission.
A. camshaft position sensor
B. crankshaft position sensor
C. coolant temperature sensor CTS
D. oxygen 02 sensor
E. throttle position sensor TPS
ay be photocopied for student use
TEACHER MATERIALS En gine Perfo rm an ce S pe cialist
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18.
Used with permission of Ford Motor Coo
A. barometric pressure BAP sensor
B. coolant temperature sensor CTS
C. mass airflow MAF sensor
D. oxygen 02 sensor
E. throttle position sensor TPS
19.
A. barometric pressure BAP sensor
B. camshaft position sensor
C. exhaust gas recirculation EGR sensor
D. manifold absolute pressure MAP sensor
E. mass airflow MAF sensor
ay be photocopied for student use
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CIMC
6 - 48
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O BJ ECT IVE 4
20.
Used with permission of Ford Motor Co.
A. camshaft position sensor
B. exhaust gas recirculation EGR sensor
C. manifold absolute pressure MAP sensor
D. throttle position sensor TPS
E. vehicle speed sensor VSS
Match the names of common control devices to the engine
functions they control
21. Which of the followingcommon control devices allows a
controlled amount of exhaust gas to return to the
intake manifold, thereby reducing combustion
temperature and emissions?
A. carbon canister purge valve
B.
exhaust gas recirculation valve
C. fuel injector
D. idle air control lAC valve
22. Which of the following common control devices adjusts
spark timing?
A. electronic spark control ESC module
B. exhaust gas recirculation valve
C. fuel injector
D. idle air control lAC valve
y be photocopied for student use
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O BJ EC TIV E 5
23. Which of the following common control devices adjusts
airflow to increase engine idle speed?
A. engine cooling fan
B. exhaust gas recirculation valve
C. fuel injector
D. idle air control IAC valve
24. Which of the followingcommon control devices releases
fuel vapors to the intake manifold when a richer air-
fuel mixture is required?
A. carbon canister purge valve
B. electronic spark control
ESe
module
C. exhaust gas recirculation valve
D. fuel injector
Matchthe names of common control devices to illustrations
of the devices
Choose the letter of the correct answer that
identifies the given figure.
25.
A. engine cooling fan
B. exhaust gas recirculation valve
C. fuel injector
D. idle air control lAC valve
ay be photocopied for student use
T E AC H ER M A TE R IA LS E ng in e P er io rm a nc e S pe cia lis t
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26.
A. carbon canister purge valve
B. electronic spark control ESC module
C. exhaust gas recirculation valve
D. fuel injector
27.
A. carbon canister purge valve
B. exhaust gas recirculation valve
C. fuel injector
D. idle air control lAC valve
ay bephotocopied for student use
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O BJ ECT IVE 6
·
j
1
28.
A. carbon canister purge valve
B. exhaust gas recirculation valve
C. idle air control lAC valve
D. fuel injector
List information that can be monitored by an engine
computer analyzer
29. Which of the following is NOTinformation that can be
monitored by an engine computer analyzer?
A. electrical information
B. engine speed
C. engine temperature
D. exhaust pressure
E. fuel pressure
30. Which of the following is NOT information that can be
monitored by an engine computer analyzer?
A. engine vacuum available to engine vacuum-operated
devices
B. ignition system operations
C. makeup of engine exhaust
D. makeup of fuel
E. operating condition of the engine systems
ay be photocopied for student use
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OB JECT IVE 7
OB JECTIVE 8
Name the types of engine computer analyzers shown in
illustrations
Used with permiss ion of DaimlerChrys ler Corp.
31. True or False: The figure shown above is a referred to
as an engine computer n lyzer
true
B. false
Compare and contrast the features of engine computer
analyzers and scan tools
32. True or False: Engine computer analyzers usually have
a single hookup.
true
B. false
33. True or False: Engine computer analyzers test a variety
of data and not only the engine computer.
true
B
false
34. True or False: Only scan tools are able to draw con-
clusions from the data monitored they have diagnostic
charts and test procedures stored in their memory .
true
B. false
ay be photocopied for student use
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O B JE CTIV E 9
35. True or False: Both engine computer analyzers and
scan tools can be updated with new software.
true
B. false
36. True or False: Only the engine computer analyzer is
handheld.
true
B. false
37. True or False: Scan tools are AC-powered.
true
B. false
38.
True or False: Scan tools may cost considerably more
than engine computer analyzers.
true
B. false
9 True or False: Scan tools usually require a separate
printer to provide a paper printout.
true
B. false
40. True or False: Engine computer analyzers can only be
used when test -driving the vehicle.
A. true
B. false
41. True or False: Both engine computer analyzers and
scan tools contain a full screen of information.
A. true
B. false
Evaluated on Job Sheet
ay be photocopied for student use
TEACHER MATERIALS - Engine Performance Specialist
WRITTEN TEST - CIMC - 6 - 54