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Author Question: Tier 3 standards reduce the amount of ________ in gasoline. A) Sulfur B) Hydrocarbons C) Fumes D) ... (Read 119 times)

sjones

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on: Jun 23, 2018
Tier 3 standards reduce the amount of ________ in gasoline.
 
  A) Sulfur B) Hydrocarbons C) Fumes D) Ash

Question 2

Technician A says that a low-restriction exhaust system could prevent a back pressure-type vacuum-controlled EGR (Exhaust Gas Recirculation) valve from opening correctly. Technician B says that a restricted exhaust can cause the EGR valve position sensor to fail. Which technician is correct?
 
  A) Technician A B) Technician B C) Both technicians D) Neither technician


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zhanghao

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

A

Answer to Question 2

C


sjones

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Reply 2 on: Jun 23, 2018
Excellent

scottmt

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

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