Using the three-passage torque converter, two passages are useful for transmission oil (ATF) circulation from the torque converter and for clutch cooling, although the third passage is made use of independently to control the lock and unlock of the clutch. The pump portion in the torque converter is hooked up https://brooksxeebx.laowaiblog.com/33229272/5-simple-statements-about-torque-converter-clutch-explained