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Author Question: What controls the electric air pump in a secondary air injection system? A) A belt B) The PCV ... (Read 137 times)

RYAN BANYAN

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on: Jun 23, 2018
What controls the electric air pump in a secondary air injection system?
 
  A) A belt B) The PCV valve solenoid
  C) A switch under the hood D) The PCM

Question 2

When testing an EGR (Exhaust Gas Recirculation) system for proper operation using a vacuum gauge, how much should the manifold vacuum drop in inches of Mercury (Hg), when the EGR is commanded on by a scan tool?
 
  A) 1-2 B) 8-10 C) 3-5 D) 6-8


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alvinum

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

D

Answer to Question 2

D


RYAN BANYAN

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Reply 2 on: Jun 23, 2018
Wow, this really help

frankwu0507

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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