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Author Question: Two technicians are discussing testing a catalytic converter. Technician A says that a vacuum gauge ... (Read 129 times)

Alygatorr01285

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on: Jun 22, 2018
Two technicians are discussing testing a catalytic converter. Technician A says that a vacuum gauge can be used and observed to see if the vacuum drops with the engine at idle for 30 seconds. Technician B says that a pressure gauge can be used to check for backpressure. Which technician is correct?
 
  A) Technician A only B) Technician B only C) Both technicians D) Neither technician

Question 2

Technician A says that all temperature sensors are PTC devices that decrease in resistance as the temperature increases. 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


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yahahah24021

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Reply #1 on: Jun 22, 2018
Answer to Question 1

B

Answer to Question 2

B


Alygatorr01285

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Reply 2 on: Jun 22, 2018
:D TYSM

mochi09

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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