Automotive Technology: A Systems Approach (MindTap Course List)
6th Edition
ISBN: 9781133612315
Author: Jack Erjavec, Rob Thompson
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 53, Problem 6ASRQ
Technician A says that wheel-speed sensors send an AC voltage signal to the control module. Technician B says that wheel speed signals create an AC signal voltage by altering a reference voltage received from the control module. Who is correct?
- Technician A only
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
An electronically controlled transmission has erratic shifting: Technician A says that a poor PCM ground will cause this problem. Technician B says that a bad AC generator-to-battery circuit will cause erratic performance of a transmission or transaxle. Who is correct?
Technician A says that some systems use a special modulated shift control solenoid. Technician B says that some systems use a special modulated converter clutch control solenoid. Who is correct?
Technician A says that shift solenoids direct fluid flow to and away from the apply devices in the transmission. Technician B says that shift solenoids are used to mechanically apply a friction brake or multiple-disc clutch assembly. Who is correct?
Technician A says that throttle position is an important input in most electronic shift control systems. Technician B says that vehicle speed is an important input for most electronic shift control systems. Who is correct?
Technician A says that a faulty TP sensor can cause delayed shifts. Technician B says that delayed shifts can be caused by an open shift solenoid. Who is correct?
Technician A says that some shift solenoids can be activated by providing a ground for the solenoid. Technician B says that some shift solenoids can be activated by…
A vehicle with a direct TPMS is brought into a shop with all sensors failing to read any pressure at all. Technician A says it’s likely that all 4 sensors died at once. Technician B says it may be due to a damaged or faulty TPMS antenna. Who is correct?
Technician A
Technician B
Both Technician A and B
Neither Technician A or B
Chapter 53 Solutions
Automotive Technology: A Systems Approach (MindTap Course List)
Ch. 53 - What is the primary difference between an...Ch. 53 - Briefly describe the proper steps and testing...Ch. 53 - An ABS modulates brake pressure. What does this...Ch. 53 - Explain the difference between over steer and...Ch. 53 - List the various methods used by traction control...Ch. 53 - Besides indicating ABS faults for some systems,...Ch. 53 - What are the functions of an isolation/dump valve?Ch. 53 - Describe the normal pedal feel when the ABS is...Ch. 53 - Which of the following is a true statement? In...Ch. 53 - What is the name for the gas-filled pressure...
Ch. 53 - What four things should be checked before...Ch. 53 - When inspecting wheel-speed sensors, check for all...Ch. 53 - Define the difference between an integrated and a...Ch. 53 - What is the basic difference between a Delco ABS...Ch. 53 - Why are the wires leading to some wheel-speed sen...Ch. 53 - Technician A says that a malfunction of the ABS...Ch. 53 - While road testing a car equipped with an ABS:...Ch. 53 - Technician A says that the accumulator in an ABS...Ch. 53 - Technician A says that it is normal for the amber...Ch. 53 - Technician A says that some antilock brake systems...Ch. 53 - Technician A says that wheel-speed sensors send an...Ch. 53 - Technician A says that an ABS problem can cause...Ch. 53 - Technician A says that each ABS has its own...Ch. 53 - When removing a vehicles ABS electronic control...Ch. 53 - Technician A says that some traction control...
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 digital speedometer constantly reads 0 mph: Technician A says that the problem may be the vehicle speed sensor. Technician B says that the problem may be the throttle position sensor. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forwardWhile discussing Hall-effect vehicle speed sensor tests: Technician A says to use an ohmmeter to test the resistance of the coil. Technician B says that the voltage generated by the sensor can be measured by connecting a voltmeter across the sensors terminals. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forwardWhen testing a frequency varying MAF: Technician A says that the frequency should increase with an increase in engine speed. Technician B says that when observed on a lab scope, the signal from the sensor should be a square wave. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forward
- While diagnosing a cruise control system that does not turn on: Technician A checks the vehicle speed sensor and its input to the control module. Technician B checks the operation of the brake lights. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forwardAn electronically controlled transmission has erratic shifting: Technician A says that a poor PCM ground will cause this problem. Technician B says that a bad AC generator-to-battery circuit will cause erratic performance of a transmission or transaxle. Who is correct? a. Technician A only b. Technician B only c. Both A and B d. Neither A nor Barrow_forwardTechnician A says that each ABS has its own diagnostic procedure involving use of the brake and antilock warning lamps, special testers, breakout boxes, scan tools, troubleshooting charts, and wiring diagrams. Technician B says that ABSs vary in the number of codes they can store and whether they will retain the code in memory when the ignition is turned off. Who is correct? Technician A only Technician B only Both A and B Neither A nor Barrow_forward
- What is the name for the gas-filled pressure chamber that is part of the antilock braking system's pump and motor assembly? Control module Accumulator Sensor Reservoirarrow_forwardDescribe the two basic types of passenger weightdetection sensors used in most vehiclesarrow_forwardProblem Description Components are to be continuously stamped with a stamping device. After the start button is pressed, the die is pushed down and the component is stamped. The die is to return to initial position after five (5) seconds. The sequence stops automatically after five (5) cycles. Start button should reset the counter. Inductive sensors S1 and S2 are used to check the fully retracted and extended positions of the cylinder. Draw the following: Pneumatic circuit diagram Electrical circuit diagramarrow_forward
- Technician A says that the suspension switch must be turned off before raising any corner of a car with an electronic air suspension. Technician B says that the ignition switch must not be turned on while any corner of a car with electronic air suspension is raised. Who is correct? a. Technician A only b. Technician B only c. Both A and B 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_forwardTechnician A says that some antilock brake systems use a lateral acceleration sensor in addition to the wheel-speed sensors. Technician B says that traction control systems apply one wheel brake to get the vehicle going in the direction in which it is being steered. Who is correct? Technician A only Technician B only Both A and B Neither 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 LearningAutomotive TechnologyMechanical EngineeringISBN:9781337794213Author:ERJAVEC, Jack.Publisher:Cengage,Refrigeration and Air Conditioning Technology (Mi...Mechanical EngineeringISBN:9781305578296Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill JohnsonPublisher:Cengage Learning
Automotive Technology: A Systems Approach (MindTa...
Mechanical Engineering
ISBN:9781133612315
Author:Jack Erjavec, Rob Thompson
Publisher:Cengage Learning
Automotive Technology
Mechanical Engineering
ISBN:9781337794213
Author:ERJAVEC, Jack.
Publisher:Cengage,
Refrigeration and Air Conditioning Technology (Mi...
Mechanical Engineering
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:Cengage Learning
Mod-01 Lec-16 Basics of Instrumentation; Author: nptelhrd;https://www.youtube.com/watch?v=qbKnW42ZM5c;License: Standard YouTube License, CC-BY