Together with the three-passage torque converter, two passages are employed for transmission oil (ATF) movement in the torque converter and for clutch cooling, whilst the third passage is utilized independently to regulate the lock and unlock from the clutch. A torque converter are unable to obtain 100 percent coupling performance. https://torqueconverterclutch08630.targetblogs.com/34455511/the-smart-trick-of-torque-converter-clutch-that-no-one-is-discussing