If the noise is engine speed related and is present in all gears including park and neutral, the most probable source is the ______.
A)torque converter
B)planetary gears
C)transmission oil pump
D)bands or servos

Question

Quizplus · Accepted Answer

The transmission oil pump is directly connected to the engine and operates at engine speed. If the noise is present in all gears, including park and neutral, it indicates that the source is related to a component that is active regardless of the gear selection. The transmission oil pump fits this description, as it runs whenever the engine is running, making it the most probable source of a noise that is engine speed related and present in all gears.

If the Noise Is Engine Speed Related and Is Present