While using the three-passage torque converter, two passages are useful for transmission oil (ATF) movement in the torque converter and for clutch cooling, when the third passage is used independently to manage the lock and unlock of the clutch. The torque converter is positioned concerning the motor and the transmission. https://archerfnonl.blogchaat.com/34323262/helping-the-others-realize-the-advantages-of-torque-converter-clutch