Technician A says that fluid pressure in an automatic transmission is primarily controlled by engine rpm. Technician B says that modulator pressure changes with engine vacuum. Who is correct?
A) Technician A
B) Technician B
C) Both A and B
D) Neither A nor B

Question

Quizplus · Accepted Answer

Modulator pressure in an automatic transmission is influenced by engine vacuum, which is related to engine load, not engine rpm.

Technician a Says That Fluid Pressure in an Automatic Transmission