Automotive Technology
7th Edition
ISBN: 9781337794213
Author: ERJAVEC, Jack.
Publisher: Cengage,
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 27, Problem 5ASRQ
While discussing waste spark EI systems: Technician A says that a spark plug with too wide of a gap can affect the firing of its companion spark plug. Technician B says that improper spark plug torque can cause an engine misfire. Who is correct?
a. Technician A
b. Technician B
c. Both A and B
d. Neither A nor B
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
Technician A says that you may be able to
smell antifreeze from a leaking heater core.
Technician B says that you may be able to
hear a loose belt when the engine is running.
Who is correct?
Select one:
a. Technician A only
b. Technician B only
c. Both A and B
d. Neither A nor B
Technician A says that broken engine mounts
can cause the fan to hit the shroud.
Technician B says that missing or broken air
dams can cause an engine to overheat. Who
is correct?
Select one:
a. Technician A only
b. Technician B only
c. Both A and B
d. Neither A nor B
An engine starts and runs briefly after a small quantity of fuel is put into the spark plug hole, but it doesn't not start when fuel is added to the carburetor throat. Tech a says that the problem may be that the exhaust valve is not closing completely due to carbon buildup. Tech b says it may be due to a defective carburetor mounting gasket. Who is correct?
Chapter 27 Solutions
Automotive Technology
Ch. 27 - Prob. 1SACh. 27 - Name the three types of trace pattern display...Ch. 27 - Prob. 3SACh. 27 - List at least two methods of checking the...Ch. 27 - Prob. 5SACh. 27 - What is the typical procedure for checking the...Ch. 27 - What does a slope in the spark line represent?Ch. 27 - What happens if one of the ground electrodes of a...Ch. 27 - True or False? The first test when checking a...Ch. 27 - True or False? Coil secondary resistance is...
Ch. 27 - True or False? On some engines, if the gap between...Ch. 27 - Richer air-fuel mixtures. a. decrease the...Ch. 27 - While checking a pickup coil with an ohmmeter, a...Ch. 27 - A CKP sensor can be checked with all of the...Ch. 27 - Which of the following will cause one or more, but...Ch. 27 - Prob. 1ASRQCh. 27 - Prob. 2ASRQCh. 27 - Prob. 3ASRQCh. 27 - Technician A says that EMI can affect sensor...Ch. 27 - While discussing waste spark EI systems:...Ch. 27 - While discussing how to test a Hall-effect...Ch. 27 - While discussing the possible causes for a...Ch. 27 - Prob. 8ASRQCh. 27 - While discussing EI service and diagnosis:...Ch. 27 - While discussing engine misfire diagnosis:...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- What does a slope in the spark line represent? a. Low secondary resistance b. High resistance in the primary circuit c. An incorrect air-fuel mixture d. High resistance in both the primary and secondary circuitarrow_forwardWhile discussing ignition timing requirements: Technician A says that more advanced timing is desired when the engine is under a heavy load. Technician B says that more advanced timing is desired when the engine is running at high engine speeds. Who is correct?arrow_forwardA small horsepower Briggs engine's spark plug is firing too late. Tech a says that the spark plug gap may be to small. Tech b says that the spark plug gap may be too big. Who is correct?arrow_forward
- While discussing ignition systems: Technician A says that an ignition system must supply high-voltage surges to the spark plugs. Technician B says that the system must maintain the spark long enough to burn all of the air-fuel mixture in the cylinder. Who is correct? a. Technician A b. Technician B c. Both A and B d. Neither A nor Barrow_forwardThe CV joint boots on the left side of a vehicle appear to be squeezed together; the boots on the right side of the vehicle appear to be stretched apart. Technician A says that one or more of the engine/transaxle's mounts may be broken. Technician B says that one or more of the engine/transaxle's subframe mounts may be broken. Who is correct? O a. A only O b.B only C. Both A and B O d. Neither A nor Barrow_forwardTitle True or False? A spark plug with two ground electrodes will provide two separate sparks when fired.. Description True or False? A spark plug with two ground electrodes will provide two separate sparks when fired. Why is high voltage needed to establish a spark across the gap of a spark plug? List the advantages of having one ignition coil per cylinder. Which of the following is a function of all ignition systems? a. To generate sufficient voltage to force a spark across the spark plug gap b. To time the arrival of the spark to coincide with the movement of the engine’s pistons c. To vary the spark arrival time based on varying operating conditions d. All of the abovearrow_forward
- 20. Technician A says that an ignition system must generate sufficient voltage to force a spark across the spark plug gap. Technician B says that the ignition system must time the arrival of the spark to coincide with the movement of the engine's pistons and vary it according to the operating conditions of the engine. Who is correct? O a. Technician A O b. Technician B c. Both A and B O d. Neither A nor Barrow_forwardWhile discussing ignition timing control in EI systems: Technician A says that when the engine coolant temperature is low, the timing is retarded until normal operating temperature is reached. Technician B says that the PCM will retard the timing during EGR operation. Who is correct? Technician Ac.Both A and B b. Technician B d. Neither A nor Barrow_forwardTechnician A says that many vehicles use an AC generator as the charging unit. Technician B says that all vehicles use an alternator as the charging unit. Who is correct? a. Technician A b. Technician B c. Both A and B d. Neither A nor Barrow_forward
- A discussion concerning CV joint testing is being held. Technician A says that a recommended method to check CV joints is to raise the vehícle so that the lower control arms are hanging freely; at this point the engine can be accelerated while noise checks can be performed. Technician B says that the vehicle should be road tested so that the CV joints can be checked under load. Who is correct? O a. A only O b. B only c. Both A and B d. Neither A nor Barrow_forwardAn engine cranks slowly: Technician A says that a possible cause of the problem is poor starter circuit connections. Technician B says that an engine problem could be the cause. Who is correct?arrow_forwardAutomotive cooling system problems are being discussed. Technician A states that engine overheating is a common failure. Technician B states that an engine remaining below proper engine operating temperature is a common failure. Who is correct? Select one: a. Technician A only b. Technician B only c. Both Technicians A and B d. Neither Technician A nor Barrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Automotive Technology: A Systems Approach (MindTa...Mechanical EngineeringISBN:9781133612315Author:Jack Erjavec, Rob ThompsonPublisher:Cengage Learning
Automotive Technology: A Systems Approach (MindTa...
Mechanical Engineering
ISBN:9781133612315
Author:Jack Erjavec, Rob Thompson
Publisher:Cengage Learning
Extent of Reaction; Author: LearnChemE;https://www.youtube.com/watch?v=__stMf3OLP4;License: Standard Youtube License