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Automotive Technology: A Systems A...

6th Edition
Jack Erjavec + 1 other
ISBN: 9781133612315

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BuyFindarrow_forward

Automotive Technology: A Systems A...

6th Edition
Jack Erjavec + 1 other
ISBN: 9781133612315
Textbook Problem

While discussing PCV system diagnosis: Technician A says that a defective PCV valve may cause rough idle operation. Technician B says that satisfactory PCV system operation depends on a properly sealed engine. Who is correct?

a. Technician A only

b. Technician B only

c. Both A and B

d. Neither A nor B

To determine

The correct technician with the correct PCV system diagnosis.

Explanation

Given:

Technician A says that a defective PCV valve may cause rough idle operation.

Technician B says that a satisfactory PCV system operation depends on a properly sealed engine.

The positive crankcase ventilation is a system used to restrict the flow of blow-by gases to enter into the crankcase. These gases condense in the crankcase and react with oil to form sludge. If the PCV valve has some defect, it causes the valve to remain open allowing excessive airflow through the valves...

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