Technician A says that temperature sensors decrease in resistance as the temperature increases; this is called positive temperature coefficient (PTC). Technician B says that some vehicle manufacturers use a stepped ECT circuit inside the PCM to broaden the accuracy of the sensor. Who is right?

Question

Computers and Technology

Abel

18 January, 13:21

Technician A says that temperature sensors decrease in resistance as the temperature increases; this is called positive temperature coefficient (PTC). Technician B says that some vehicle manufacturers use a stepped ECT circuit inside the PCM to broaden the accuracy of the sensor. Who is right?

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Answers (1)

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Jaidyn · Answer 1

Technician B.

Explanation:

The claim of technician B that some vehicle manufacturers use a stepped ECT circuit inside the PCM to broaden the accuracy of the sensor is correct.