AUTOMOTIVE TECHNOLOGY -W/MINDTAP ACCESS
7th Edition
ISBN: 9780357096789
Author: ERJAVEC
Publisher: CENGAGE L
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Chapter 12, Problem 4ASRQ
To determine
The correct option for the statement, "Technician A says that "cylinder heads often crack between the valve seats and around the spark plug holes. Technician b says cracks often appear around the intake ports"
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Carbon deposits on the intake valve or seat may cause the valve not to close properly. Tech a says that the flywheel will be harder to spin when starting the engine. Tech b says that the engine will loose power. Who is correct?
Technician A says that liquid cooling an engine helps to maintain a consistent operating temperature. Technician B says that oil is circulated through the cooling system to remove heat from the engine's parts. Who is correct?
a. Technician A
b. Technician B
c. Both A and B
d. Neither A nor B
Technician A says that you may be able to
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Technician B says that you may be able to
hear a loose belt when the engine is running.
Who is correct?
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d. Neither A nor B
Chapter 12 Solutions
AUTOMOTIVE TECHNOLOGY -W/MINDTAP ACCESS
Ch. 12 - Explain staged and continuously variable value...Ch. 12 - Prob. 2SACh. 12 - Define valve margin.Ch. 12 - What usually causes warpage in an aluminum cylin...Ch. 12 - What are the two ways pushrods can be checked for...Ch. 12 - True False? Fiats MultiAir system relies on...Ch. 12 - True False? Camshaft straightness is checked using...Ch. 12 - Which of the following is not true of knurling? It...Ch. 12 - To allow the engine to run on the Atkinson cycle,...Ch. 12 - To ensure proper seating of the valve, the valve...
Ch. 12 - Many engines with WT have a phaser mounted to the...Ch. 12 - Multiple valve engines tend to be more efficient...Ch. 12 - Which of the following is not a type of valve...Ch. 12 - What type of valve lifter automatically...Ch. 12 - Prob. 8MCCh. 12 - While discussing the reasons for resurfacing a...Ch. 12 - While inspecting the timing gears of an engine:...Ch. 12 - Technician A says that positive valve stem seals...Ch. 12 - Prob. 4ASRQCh. 12 - Technician A says an engine may use one or more...Ch. 12 - Technician A says it is not necessary to measure...Ch. 12 - While discussing the Valvetronic system:...Ch. 12 - While checking a hydraulic phaser after the...Ch. 12 - While servicing a pair of aluminum cylinder heads:...Ch. 12 - While discussing camshafts Technician A says valve...
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- Technician A says that excessive engine oil consumption can be caused by low oil levels. Technician B says that excessive oil consumption can be caused by worn valve guides. Who is correct?arrow_forwardWhich of the following is not measured with a feelergauge set?a. Piston ring side clearanceb. Flywheel runoutc. Crankshaft end playd. Spark plug gaparrow_forwardvehicle is producing a sharp, metallic rappingsound originating in the upper portion of the engine.It is most noticeable during idle. Technician A diagnosesthe problem as piston pin knock. Technician Bsays that the problem is most likely a loose crankshaftthrust bearing. Who is correct?a. Technician Ab. Technician Bc. Both A and Bd. Neither A nor Barrow_forward
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