FIRST PUBLISH OCTOBER 2024
Chapter 12 ASE-Style Review Questions with Correct
Answers
In a conventional instrument cluster, all of the gauges are inoperable. What is the LEAST LIKELY cause of
this? - Ans:✔✔-c. Shorted sending unit.
All of the following statements concerning gauge sending units are true EXECPT: - Ans:✔✔-a. A gauge
can use a switch as a sensor.
The oil pressure warning light will not turn off with the engine running. A shop gauge confirms good oil
pressure. What is the most likely cause? - Ans:✔✔-d. Short to ground in the wire to the oil pressure
switch.
When testing the IVR-regulated voltage, the indicated reading was 2.5 volts over
specifications.Technician A says the IVR ground connection may be faulty.Technician B says the alternator
output may be too high.Who is correct? - Ans:✔✔-a. A only
Technician A says to use a voltmeter to test a thermistor sensor unit.Technician B says the thermistor
sensor measures pressure.Who is correct? - Ans:✔✔-a. A only
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