The Torque Converter Clutch (TCC) mechanically locks the engine to the transmission by connecting the impeller Together with the turbine through a damp clutch. In a two-passage torque converter clutch actuation program (as in the images above), the lock-up clutch is put in within the turbine hub, before the turbine. https://torqueconverterclutch93714.blogproducer.com/41013560/detailed-notes-on-torque-converter-clutch