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Author Question: Two technicians are discussing the testing of a catalytic converter. Technician A says that a vacuum ... (Read 137 times)

daltonest1984

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on: Jun 23, 2018
Two technicians are discussing the testing of 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

EGR systems ________.
 
  A) Are used on all vehicles B) Reduce NOx emissions
  C) Both A and B D) Neither A nor B


ntsoane kedibone

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Reply #1 on: Jun 23, 2018
Answer to Question 1

B

Answer to Question 2

B


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