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Author Question: Two technicians are diagnosing a poorly running engine with no stored DTCs. When the MAF sensor is ... (Read 80 times)

vicotolentino

  • Hero Member
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  • Posts: 552
on: Jun 23, 2018
Two technicians are diagnosing a poorly running engine with no stored DTCs. 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. Who is right?
 
  A) Technician A only B) Technician B only
  C) Both technicians A and B D) Neither technician A nor B

Question 2

A P0106 DTC is being discussed. Technician A says a damaged or missing MAP sensor O-ring could be the cause. Technician B says a defective MAP sensor could be the cause. Who is right?
 
  A) Technician A only B) Technician B only
  C) Both technicians A and B D) Neither technician A nor B


shailee

  • Sr. Member
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  • Posts: 392
Reply #1 on: Jun 23, 2018
Answer to Question 1

A

Answer to Question 2

C


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