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Author Question: Two technicians are diagnosing a poorly running engine. There are no diagnostic trouble codes. When ... (Read 93 times)

wrbasek0

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on: Jun 22, 2018
Two technicians are diagnosing a poorly running engine. There are no diagnostic trouble codes. When the MAF sensor is unplugged, the engine runs better. Technician A says that this means the MAF is supplying incorrect air flow information to the PCM. Technician B says that this indicates the PCM is defective. Which technician is correct?
 
  A) Technician A only B) Technician B only C) Both technicians D) Neither technician

Question 2

Technician A says that superchargers have a delay in their response called boost lag. Technician B says that turbochargers have a delay in response called turbo lag. Which technician is correct?
 
  A) Technician A only B) Technician B only C) Both technicians D) Neither technician


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samiel-sayed

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

A

Answer to Question 2

B


wrbasek0

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Reply 2 on: Jun 22, 2018
Great answer, keep it coming :)

sultana.d

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Reply 3 on: Yesterday
Excellent

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