Author Question: Technician A says that all temperature sensors decrease in resistance as the temperature increases; ... (Read 225 times)

Haya94 · **on:** Jun 23, 2018

Technician A says that all 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. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians D) Neither technician

Question 2

If the transmission fluid temperature (TFT) sensor indicates cold automatic transmission fluid temperature, what would the PCM do to the shifts?

A) Delayed shift points and torque converter clutch disabled
B) Disable torque converter clutch; normal shift points
C) Normal shifts but overdrive will be disabled
D) Normal shifts and normal operation of the torque converter clutch