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Author Question: A P0133 DTC is being discussed. Technician A says that a defective heater circuit could be the ... (Read 108 times)

leilurhhh

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A P0133 DTC is being discussed. Technician A says that a defective heater circuit could be the cause. Technician B says that a contaminated sensor could be the cause. Which technician is correct?
 
  A) Technician A only B) Technician B only C) Both technicians D) Neither technician

Question 2

Which of the following could result in low engine compression?
 
  A) Damaged piston or piston ring B) Cylinder head gasket
  C) Damaged valve D) All of these are correct



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sabina576

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Answer to Question 1

C

Answer to Question 2

D





 

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