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Author Question: Which of the following is NOT a cause of high exhaust back pressure? A) Vacuum leak B) Restricted ... (Read 64 times)

sjones

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on: Jun 22, 2018
Which of the following is NOT a cause of high exhaust back pressure?
 
  A) Vacuum leak B) Restricted exhaust pipe
  C) Restricted catalytic converter D) Restricted muffler

Question 2

Which is NOT a step in the cranking vacuum test?
 
  A) Connect the vacuum gauge to a source of manifold vacuum
  B) Crank the engine while observing the vacuum gauge
  C) Disable ignition or fuel injection
  D) Block the throttle wide open


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patma1981

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

A

Answer to Question 2

D


sjones

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Reply 2 on: Jun 22, 2018
Gracias!

ashely1112

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Reply 3 on: Yesterday
Wow, this really help

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