Technician A says that some crankcase vent systems use a calibrated orifice instead of a PCV valve. Technician B says that turbocharged engines often use an oil/water separator in the PCV system. Which technician is correct?
A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B

Question

Quizplus · Accepted Answer

Both technician A and B are correct. Some crankcase vent systems use a calibrated orifice instead of a PCV valve, and turbocharged engines often use an oil/water separator in the PCV system to prevent oil from being forced into the intake system under boost.

Technician a Says That Some Crankcase Vent Systems Use a Calibrated