The pump is linked to the engine, and it pumps fluid (standard oil) to the torque converter. The turbine is linked to the gearbox, and it spins when the fluid through the pump hits it. An automated transmission is one of the costliest components of automatically shifted cars and trucks. https://simonbwmcr.ziblogs.com/34205164/the-fact-about-filter-gearbox-that-no-one-is-suggesting