Automotive Technology: A Systems Approach - With Manual and Access
6th Edition
ISBN: 9781305513235
Author: ERJAVEC
Publisher: Cengage
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 31, Problem 3ASRQ
While 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 B
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook 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
While 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 ?
Which of the following is part of the sprung weight ofa vehicle?a. Steering linkageb. Tiresc. Engined. All of the above
Chapter 31 Solutions
Automotive Technology: A Systems Approach - With Manual and Access
Ch. 31 - List four service precautions for working on the...Ch. 31 - What is indicated by a LTFT reading of 24 percent?Ch. 31 - What is the correct procedure for checking an...Ch. 31 - What is the difference between STFT and LTFT?Ch. 31 - The PCM checks for a closed throttle plate each...Ch. 31 - Which of the following is a likely cause of a lean...Ch. 31 - What problem may result from dirt buildup on an...Ch. 31 - Which of the following would not cause a...Ch. 31 - What is the correct way to test an injector with...Ch. 31 - What is the difference between the pulse width and...
Ch. 31 - How can you use a dual trace scope to make sure...Ch. 31 - What are three possible problems that can allow...Ch. 31 - What is the purpose of having two accelerator...Ch. 31 - What is indicated by a negative LTFT value?Ch. 31 - True or False? The signals from an air-fuel ratio...Ch. 31 - While discussing the causes of...Ch. 31 - While discussing IAC valve diagnosis: Technician A...Ch. 31 - While discussing IAC motor removal, service, and...Ch. 31 - While discussing injector testing: Technician A...Ch. 31 - While discussing airflow sensors: Technician A...Ch. 31 - While discussing scan tool diagnosis of fuel...Ch. 31 - While discussing a high idle speed problem:...Ch. 31 - While discussing the causes of a rich air-fuel...Ch. 31 - While diagnosing an idle speed problem: Technician...Ch. 31 - While looking at fuel trim values: Technician A...
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
- 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_forwardA vehicle makes a loud clicking sound during a left turn; during a right turn, the clicking noise is still apparent but is less pronounced. Technician A says that the left inner CV joint may be the source of the noise. Technician B says that the left outer CV joint may be causing the noise. Who is correct? O a. A only Ob.B only O c. Both A and B O d. Neither A nor Barrow_forwardTechnician 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 Barrow_forward
- Technician 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_forwardWhen discussing CV joint diagnosis, Technician A says that the complete failure of a CV joint may cause the vehicle not to hold in Park. Technician B says that a worn axle dampener assembly can cause a vibration while driving. Who is correct? O a. A only O b. B only c. Both A and B O d. Neither A nor Barrow_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
- List five things a driver of a BEV can do to extend the driving range of the vehicle.arrow_forwardA vehicle has had several radiator replacements, and each time there has been pinhole leaks in the aluminum. Technician A states that the engine coolant may need to be exchanged more often. Technician B states that the engine grounds should be inspected closely since this could be the cause. 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_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
- 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 Barrow_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_forward14.A. What type of seal system is constructed of a hard brittle material and is often used in a pump to sealbetween the pump and the motor?A. SteelB. CeramicC. Glass 14.B. When a pneumatic solenoid fails, the failure is normally due to aA. weak pilot.B. bad spool.C. ripped seal. 14.C. When you're dealing with a PM task for a drive-belt form of conveyor, and you must make trackingadjustments to the belt, you shouldA. pull the belt back with pliers or a belt puller and see if it returns to the previous tracking marks. B. perform tracking adjustments at both ends of the belt.C. make a small adjustment, then continue with small adjustments as needed.arrow_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
General Industrial Safety; Author: Jim Pytel;https://www.youtube.com/watch?v=RXtF_vQRebM;License: Standard youtube license