1 Computer Control System uses electrical data from the sensors to contred the operation of : a) throttle valve b) fuel pump c) fuel injectors d) toth a ande , White steam problem in the exhaust gas, technician A says that a defective seart plus can cause this problem. Technician B says that a defective cylinder head gaset can cause this problem. Which technician is correct? a) A only. b) B only. c) both A and B. di neither A nor B 3. When the electronic injection system doesn't use the input from the engine exhaust is an indication of : a) closed loop. b) open loop. c) both A and B. d) neither A nor B 4. The voltage cutput of a zirconia oxygen sensor when the exhaust stream is lean (excess oxygen) is about of : a) 0.2 volts b) 0.6 volts c) 0.8 voits d) 1 volts 5. The ECM uses crankshaft position signal to determine : a) engine load b) engine RPM c) A/F ratio. d) all answers correct. 6. Electric fuel pump is usually located inside the fuel tank so that: a) cooling. c) protecting d) both a and b b) lubricating 7. Items that may cause engine noise include the following: dj all answers correct a) valve clicking. b) piston slap. c) worn rod bearing 8. All vehicles have one or more devices to prevent fuel leaks in case of vehicle collision between the fuel tank and the engine is called: d) all answers correct a) check valve. c) regulator valve b) canister valve.
1 Computer Control System uses electrical data from the sensors to contred the operation of : a) throttle valve b) fuel pump c) fuel injectors d) toth a ande , White steam problem in the exhaust gas, technician A says that a defective seart plus can cause this problem. Technician B says that a defective cylinder head gaset can cause this problem. Which technician is correct? a) A only. b) B only. c) both A and B. di neither A nor B 3. When the electronic injection system doesn't use the input from the engine exhaust is an indication of : a) closed loop. b) open loop. c) both A and B. d) neither A nor B 4. The voltage cutput of a zirconia oxygen sensor when the exhaust stream is lean (excess oxygen) is about of : a) 0.2 volts b) 0.6 volts c) 0.8 voits d) 1 volts 5. The ECM uses crankshaft position signal to determine : a) engine load b) engine RPM c) A/F ratio. d) all answers correct. 6. Electric fuel pump is usually located inside the fuel tank so that: a) cooling. c) protecting d) both a and b b) lubricating 7. Items that may cause engine noise include the following: dj all answers correct a) valve clicking. b) piston slap. c) worn rod bearing 8. All vehicles have one or more devices to prevent fuel leaks in case of vehicle collision between the fuel tank and the engine is called: d) all answers correct a) check valve. c) regulator valve b) canister valve.
Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Chapter27: Commercial Ice Machines
Section: Chapter Questions
Problem 9RQ: Ice production in an ice flake machine depends mainly on two factors. Name and briefly explain these...
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Transcribed Image Text:, Computer Control System uses electrical data from the sensors to tontrel the
operation of :
a) throttle valve
b) fuel pump
c) fuel injectors
d) both a and t
, White steam problem in the exhaust gas, technician A says that a defective soart
plug can cause this problem. Technician B says that a defective cylinder head sasket
can cause this problem. Which technician is correct?
a) A only.
b) B only.
c) both A and B.
d) neither A nor B
3. When the electronic injection system doesn't use the input from the engine
exhaust is an indication of:
a) closed loop.
b) open loop.
c) both A and B.
d) neither A nor B
4. The voltage cutput of a zirconia oxygen sensor when the exhaust stream is lean
(excess oxygen) is about of:
a) 0.2 volts
b) 0.6 volts
c) 0.8 volts
d) 1 volts
5. The ECM uses crankshaft position signal to determine :
a) engine load
b) engine RPM
c) A/F ratio.
d) all answers correct.
6. Electric fuel pump is usually located inside the fuel tank so that:
a) cooling.
b) lubricating
c) protecting
d) both a and b
7. Items that may cause engine noise include the following:
dj all answers correct
a) valve clicking.
b) piston slap.
c) worn rod bearing
8. All vehicles have one or more devices to prevent fuel leaks in case of vehicle
collision between the fuel tank and the engine is called:
d) all answers correct
a) check valve.
c) regulator valve
b) canister valve.
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