Automotive Technology
7th Edition
ISBN: 9781337794213
Author: ERJAVEC, Jack.
Publisher: Cengage,
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Chapter 25, Problem 1TF
True or False? A bad ground can cause an increase in the reference voltage to a sensor.
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The input and output of a sensor has nonlinear relation.
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Technician A says that some types of voltage sensors provide input to the computer by modifying or controlling a constant, predetermined voltage signal. Technician B says that a coolant temperature sensor is a voltage-generating sensor. Who is correct?
Chapter 25 Solutions
Automotive Technology
Ch. 25 - OBD II systems use several modes of operation....Ch. 25 - List the four ways that individual components can...Ch. 25 - Prob. 3SACh. 25 - When an engine is running lean, the voltage signal...Ch. 25 - List six steps involved in performing a visual...Ch. 25 - Many control systems have operating modes that can...Ch. 25 - True or False? A bad ground can cause an increase...Ch. 25 - True or False? An A/F ratio sensor can be tested...Ch. 25 - Which of the following statements about zirconium...Ch. 25 - A system may fail the catalyst monitor test for...
Ch. 25 - A defective LAT sensor or circuit may cause the...Ch. 25 - Which of the following is the least likely cause...Ch. 25 - Technician A says that an oxygen sensor can be a...Ch. 25 - Prob. 2ASRQCh. 25 - While discussing ECT sensor diagnosis: Technician...Ch. 25 - While discussing Hall-effect vehicle speed sensor...Ch. 25 - While discussing TP sensor diagnosis: Technician A...Ch. 25 - While diagnosing the cause of a hard starting...Ch. 25 - While discussing testing OBD II system components:...Ch. 25 - When testing a frequency varying MAF: Technician A...Ch. 25 - Technician A says that a faulty MAF sensor can...Ch. 25 - While discussing the MIL on OBD 11 systems:...
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- What is the correct way to check a coolant temperature sensor?arrow_forwardTrue or False? The MIN/MAX function on some DMMs can be used to check for electrical noise.arrow_forwardAnother term used to describe sensitivity in electronic controls is A. temperature. B. gain. C. rpm. D. pressure.arrow_forward
- Use an obtained sensor data to fully/part automate a wire cutting systemarrow_forwardWhat is the use of sensor in oil industry during drilling name the type of sensor which is used? Note:type writting don't write with hand writtingarrow_forwardSelect all the factors that affect the choice of sensor for level measurement? 0ptions: direct or indirect corrosiveness liquid temperature and pressure turbulence particulate in a liquid free flowing solids volatility single or continuous point measurementsarrow_forward
- A tempreture measurement sensor is shown in the figure (b) explain its working in your own wordsarrow_forwardWhich of the following is not a type of information stored in ROM? Strategy Look-up tables Sensor input None of the abovearrow_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_forward
- Describe at least two methods of checking the operation of Hall effect sensors?arrow_forwardWhen using a Vernier motion sensor to record the position of a cart on a track, the sensor itself: Select one: a. may not be properly aligned, in which case you should call the TA b. is always perfectly aligned and not adjustable c. requires you to test it's alignment before attempting to take dataarrow_forward_____ is a sensor used to measure temperature.arrow_forward
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