Technician A says that PCV valves should rattle when shaken. Technician B says that defective PCV systems may cause leaking engine seals. 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

Technician A is correct as the PCV valve should rattle when shaken. Technician B is also correct as a malfunctioning PCV system can cause increased crankcase pressure which can lead to oil leaks from engine seals.

Technician a Says That PCV Valves Should Rattle When Shaken