Using the three-passage torque converter, two passages are employed for transmission oil (ATF) flow with the torque converter and for clutch cooling, even though the 3rd passage is utilised independently to regulate the lock and unlock in the clutch. The torque converter clutch is a cornerstone of recent automated transmission https://rafaelnomjf.idblogmaker.com/33373994/torque-converter-clutch-fundamentals-explained