Automotive Technology: A Systems Approach (MindTap Course List)
6th Edition
ISBN: 9781133612315
Author: Jack Erjavec, Rob Thompson
Publisher: Cengage Learning
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Textbook Question
Chapter 21, Problem 10RQ
True or False? The ABS lamp turns on whenever the system is actively regulating drive torque and braking force.
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Technician A says if the amber ABS warning light is on continuously, the ABS system is still operational but may not be operating at 100 percent efficiency. Technician B says ABS operation might be affected by improperly turning the drums and rotors. Who is correct?
a.
A only
b.
B only
c.
both A and B
d.
neither A nor B
Describe the 4 distinct modes the vehicle should be operated in during a road test when diagnosing final drive problem
true or False? The computer in most late-model vehicles must undergo a relearn or initialization procedure after the vehicle's battery has been disconnected and reconnected?
Chapter 21 Solutions
Automotive Technology: A Systems Approach (MindTap Course List)
Ch. 21 - True or False? A driver information center...Ch. 21 - What is the purpose of an IVR?Ch. 21 - Explain how an air-core gauge works.Ch. 21 - What are two ways to provide input for the...Ch. 21 - Describe the two types of instrument panel...Ch. 21 - What is the device found in some fuel tanks to...Ch. 21 - What is the correct way to check a coolant...Ch. 21 - What type of sending unit is typically used to...Ch. 21 - What is the major difference between an indicator...Ch. 21 - True or False? The ABS lamp turns on whenever the...
Ch. 21 - The indicator needle on a speedometer is held to...Ch. 21 - Which of the following uses a permanent magnet and...Ch. 21 - What type of memory is used to store the...Ch. 21 - Which of the following is not a true statement...Ch. 21 - Which of the following statements about oil gauge...Ch. 21 - While discussing what the maintenance reminders...Ch. 21 - None of the engines gauges works: Technician A...Ch. 21 - The oil pressure light stays on whenever the...Ch. 21 - A digital speedometer constantly reads 0 mph:...Ch. 21 - All gauges operate but read lower than normal:...Ch. 21 - When testing an engine temperature sensor:...Ch. 21 - The coolant temperature gauge stays low (cold)...Ch. 21 - While discussing the instrumentation on a Toyota...Ch. 21 - The TPM warning lamp is lit: Technician A says...Ch. 21 - The yellow electronic throttle control warning...
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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
- What four things should be checked before replacing the computer in an ABS?arrow_forwardTrue or False? The neutral safety switch and reverse lamp switch are typically part of a digital transmission range sensor.arrow_forwardTrue or False? To eliminate the drain of engine power during times when cooling fan operation is not needed, many of todays belt-driven fans have a fan clutch that prevents the operation of the fan when the engine and radiator are heated up.arrow_forward
- describe four distinct modes the vehicle should be operated in during a road test when diagnosis final drive problemsarrow_forwarddescribe four distinct modes the vehicle should be operated in during a road test when diagnosis final drive problems(Automotive)arrow_forwardTechnician A says that some antitheft systems sound an alarm if someone enters the vehicle without a key Technician B says that some antitheft devices prevent the engine from starting. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forward
- True 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_forwardWhich of the following would not cause noise while driving in 2WD under a heavy throttle? a. Faulty ignition switch b. Worn transfer case clutch c. Inoperative locking hubs d. Bad front half shaftarrow_forwardTechnician A says that if a drive belt does not have the proper tension, it may produce squealing and chirping noises. Technician B says belt tension should be checked even if the engine has an automatic belt tensioner. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forward
- When removing a vehicles ABS electronic control module: Technician A relieves hydraulic pressure in the system. Technician B disconnects the battery ground cable. Who is correct? Technician A only Technician B only Both A and B Neither A nor Barrow_forwardWhich of the following is not a common emission control system? EGR PCV EVAP Air injectionarrow_forwardWhich of the following could cause the 4WD indicators not to operate correctly? a. A faulty control module (PCM) b. Inoperative locking hubs C. Worn transfer case clutch d. Damaged transfer case shift leverarrow_forward
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