Engine Repair (A1)Pregunta 5 de 120
Technician A says the PCV system routes crankcase blow-by vapors into the intake to be burned. Technician B says a stuck PCV valve can cause rough idle or oil leaks. Who is correct?
a.Both A and B
b.Technician A only
c.Technician B only
d.Neither A nor B
Explicación
The PCV system draws blow-by gases into the intake so they are burned rather than vented, and a stuck valve can cause rough idle, oil leaks, or high oil consumption. Both technicians are correct. This reduces sludge formation and emissions.
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