Automotive Technology
7th Edition
ISBN: 9781337794213
Author: ERJAVEC, Jack.
Publisher: Cengage,
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Chapter 26, Problem 9ASRQ
Technician A says the switching device controls the flow of current through the coil primary winding. Technician B says that when the switching device stops supplying current to the coil primary winding, it is time to fire the spark plug. Who is correct?
a. Technician A
b. Technician B
c. Both A and B
d. Neither A nor B
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Chapter 26 Solutions
Automotive Technology
Ch. 26 - Explain how voltage is induced in a permanent...Ch. 26 - Explain why dwell time is important to ignition...Ch. 26 - Prob. 3SACh. 26 - Explain how the plugs fire in a two-plug-per-coil...Ch. 26 - Why is high voltage needed to establish a spark...Ch. 26 - Prob. 6SACh. 26 - Modern ignition cables contain fiber cores that...Ch. 26 - Explain the components and operation of a...Ch. 26 - True or False? The spark plug wire is eliminated...Ch. 26 - True or False? A spark plug with two ground...
Ch. 26 - Prob. 1MCCh. 26 - Which of the following is a function of all...Ch. 26 - Reach, heat range, and air gap are all...Ch. 26 - The magnetic field surrounding the coil in a...Ch. 26 - Which of the following electronic switching...Ch. 26 - Technician A says that a magneto resistive sensor...Ch. 26 - While discussing ignition systems: Technician A...Ch. 26 - While discussing ignition timing requirements:...Ch. 26 - While discussing secondary voltage: Technician A...Ch. 26 - Prob. 5ASRQCh. 26 - In El systems using one ignition coil for every...Ch. 26 - While discussing EI systems: Technician A says...Ch. 26 - While discussing El systems: Technician A says...Ch. 26 - Technician A says the switching device controls...Ch. 26 - While discussing spark plugs: Technician A says...
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- Title 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_forwardThe following statement is made about an ignition system: tech a says that the greater the speed of the magnets rotating past a the ignition coil, the greater the voltage will be induced into the ignition coil. Tech b says that the primary windings produce a higher voltage than the secondary winding. Who is correct?arrow_forwardTechnician A says that installing a thermostat incorrectly can cause the housing to break. Technician B says that it is OK to install a thermostat in either direction. Who is correct? Select one: a. Technician A only b. Technician B only C. Both A and B d. Neither A nor Barrow_forward
- In El systems using one ignition coil for every two cylinders: Technician A says that two plugs fire at the same time with the same voltage used by each spark plug. Technician B says that one plug fires in the normal direction (center to side electrode) and the other in reversed polarity (side to center). Who is correct? a. Technician A b. Technician B c. Both A and B d. Neither A nor Barrow_forwardWhich of the following is not part of the starter motor circuit?arrow_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_forward
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