Together with the three-passage torque converter, two passages are employed for transmission oil (ATF) circulation from the torque converter and for clutch cooling, even though the 3rd passage is applied independently to regulate the lock and unlock on the clutch. In the event you observe the transmission slipping, as in https://augustzkpst.buyoutblog.com/34214610/a-secret-weapon-for-torque-converter-clutch