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Author Question: Technician A says that a partially stuck-open EGR valve can cause ping (spark knock) during ... (Read 125 times)

Diane

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on: Jun 23, 2018
Technician A says that a partially stuck-open EGR valve can cause ping (spark knock) during wide-open throttle engine operation. Technician B says that a partially stuck-open EGR valve could cause the engine to stall while operating at idle speed. Which technician is correct?
 
  A) Technician A only B) Technician B only C) Both technicians D) Neither technician

Question 2

Before lowering the vehicle, what should the technician do?
 
  A) Ensure nothing is underneath the vehicle
  B) Be sure no one will be walking under or near the vehicle
  C) Raise the vehicle enough to release the safety latch
  D) All of these


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bigsis44

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

B

Answer to Question 2

D


Diane

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Reply 2 on: Jun 23, 2018
Gracias!

xiazhe

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Reply 3 on: Yesterday
Excellent

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