Automotive Technology
7th Edition
ISBN: 9781337794213
Author: ERJAVEC, Jack.
Publisher: Cengage,
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Chapter 19, Problem 10ASRQ
To determine
Whether Technician A or Technician B is correct.
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While discussing what is indicated by a vehicle’s charge indicator: Technician A says that any positive reading on an ammeter shows that the generator is in working condition. Technician B says that if the voltmeter reading does not increase immediately after starting the engine, the battery is bad. Who is correct?
Technician A
Technician B
Both A and B
Neither A nor B
An overheating vehicle is being discussed.
Technician A states that the thermostat is
open until the engine fully warms up.
Technician B states that the vehicle may be
overheating because the thermostat is stuck
closed. Who is correct?
Select one:
a. Technician A only
b. Technician B only
c. Both Technicians A and B
d. Neither Technician A nor B
While discussing the MIL on OBD II systems:
Technician A says that the MIL will flash if the
PCM detects a fault that would damage the
catalytic converter. Technician B says that
whenever the PCM has detected a fault, it will
turn on the MIL. Who is correct?
a. Technician A
• Technician B
• Both A and B
• Neither A nor B
Chapter 19 Solutions
Automotive Technology
Ch. 19 - To protect electronic circuits, some voltage...Ch. 19 - What is the purpose of the diodes in the...Ch. 19 - How does a voltage regulator regulate the voltage...Ch. 19 - Describe the differences between an overrunning...Ch. 19 - What would happen to the output of an AC generator...Ch. 19 - Describe the basic difference between a DC motor...Ch. 19 - True or False? A faulty voltage regulator can only...Ch. 19 - True or False? A generator that is not producing...Ch. 19 - Prob. 1MCCh. 19 - What part of the AC generator is the rotating...
Ch. 19 - Which type of stator winding has two windings in...Ch. 19 - Slip rings and brushes. mount on the rotor shaft...Ch. 19 - The alternating current produced by the AC...Ch. 19 - Prob. 6MCCh. 19 - Prob. 7MCCh. 19 - Technician A says that the waveform produced by an...Ch. 19 - While discussing what is indicated by a vehicles...Ch. 19 - When checking the charging system on a late-model...Ch. 19 - Prob. 4ASRQCh. 19 - Technician A says generator output should be...Ch. 19 - Technician A says that many newer charging systems...Ch. 19 - While diagnosing rapid and severe belt wear after...Ch. 19 - Prob. 8ASRQCh. 19 - Prob. 9ASRQCh. 19 - Prob. 10ASRQ
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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
- An engine overheats in traffic but is fine when driving: Technician A says a faulty thermostat may be the cause. Technician B says the fan clutch could be the cause. Who is correct? a. Technician A b. Technician B c. Both A and B d. Neither A nor Barrow_forwardTrue or False? The air bag diagnostic monitor supplies back-up power to the air bag module in the event that the battery or cables are damaged during the accident.arrow_forwardWhile checking for conditions that might cause coolant electrolysis: Technician A places the positive lead of a voltmeter into the coolant and connects the negative lead to a ground. Technician B checks for the presence of voltage in the coolant with the ignition off. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forward
- Which of the following is false? The air bag igniter assembly is a spark plug-type device with two pins that current must jump across. The air bag igniter assembly creates a spark that ignites a canister of gas generating zerconic potassium perchlorate. The air bag igniter assembly is housed in the module assembly. None of the above.arrow_forwardWhen diagnosing a no-crank no-start condition, no voltage is present at the S terminal of the solenoid while attempting to crank the engine. Technician A says a faulty starter motor is the cause. Technician B says a shorted safety switch is the cause. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forwardWhile discussing IAC motor removal, service, and replacement: Technician A says that throttle body cleaner may be used to clean the IAC motor internal components. Technician B says that on some vehicles, IAC motor damage occurs if the pintle is extended more than specified during installation. Who is correct? a. Technician A b. Technician B c. Both A and B d. Neither A nor Barrow_forward
- While discussing the AWG system: Technician A says that most automotive wiring range from 0 to 4 gauge. Technician B says that the higher the gauge number, the larger the diameter of the wire. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forwardTechnician A says that many newer charging systems do not have a separate voltage regulator. Technician B says that most late-model charging systems are computer regulated through the ground of the field. Who is correct?arrow_forwardAn overheating vehicle is being discussed. Technician A states that the vehicle may be overheating because the heater control valve is stuck closed. Technician B states that the vehicle may be overheating because the PCM in not energizing the cooling fan relay. 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
- Which of the following tests would not be performed to check for high resistance in the battery' cables? Cranking voltage test Insulated circuit resistance test Starter relay by-pass test Ground circuit resistance testarrow_forwardWhile discussing the results of a load test: Technician A says that if a battery fails a load test but the voltage rises above 12.4 volts when the load is removed, the battery should be replaced. Technician B says that if a battery fails a load test but the voltage rises above 12.4 volts when the load is removed, the battery is able to hold a charge. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forwardWhile discussing working on hybrid vehicles: Technician A says to make sure that the high- voltage system is shut down and isolated from the vehicle before working near or with any high-voltage component. Technician B says that when working on or near the high-voltage system , even when it is de - powered , always use insulated tools. Who is correct ?arrow_forward
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