Pump (Impeller): The driving member that may be hooked up to your motor. It spins Together with the engine and moves transmission fluid throughout the torque converter. The TP sensor suggests the throttle plate angle. If the driving force accelerates to vast-open throttle, the TCM disengages the TCC to downshift. https://juliusqybee.jaiblogs.com/61253710/torque-converter-clutch-an-overview