Technician A says pleated paper is generally used in bypass oil filters. Technician B says a relief valve that is stuck closed will result in high oil pressure at idle. Who is right?
A)Technician A
B)Technician B
C)Both technicians
D)Neither technician

Question

Quizplus · Accepted Answer

Pleated paper is typically used in full-flow oil filters, not bypass oil filters. A relief valve stuck closed can cause high oil pressure, but not specifically at idle; it would more likely cause high oil pressure throughout the engine's operating range.

Technician a Says Pleated Paper Is Generally Used in Bypass