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Author Question: All of the following are approved methods for diagnosing an ECT (engine coolant temperature) sensor ... (Read 303 times)

dalyningkenk

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on: Aug 13, 2021

Question 1

A typical IAT or ECT sensor reads about 3000 ohms when tested using a DMM. This resistance represents a temperature of about ________.
◦ -40° F (-40° C)
◦ 70° F (20° C)
◦ 120° F (50° C)
◦ 284° F (140° C)

Question 2

All of the following are approved methods for diagnosing an ECT (engine coolant temperature) sensor EXCEPT ________.
◦ Scan tool
◦ Digital multimeter (DMM)
◦ Observing resistance values at a specified temperature
◦ Substituting a variable resistor


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Marked as best answer by dalyningkenk on Aug 13, 2021

mcabuhat

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Reply #1 on: Aug 13, 2021

Answer 1

70° F (20° C)

Answer 2

Substituting a variable resistor


dalyningkenk

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Reply 2 on: Aug 13, 2021
Excellent

marict

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Reply 3 on: Yesterday
Gracias!

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