Pump (Impeller): The driving member that is definitely hooked up to the engine. It spins Using the motor and moves transmission fluid throughout the torque converter. The TP sensor indicates the throttle plate angle. If the driving force accelerates to large-open throttle, the TCM disengages the TCC to downshift. Mainly https://torque-converter-clutch41889.blogdigy.com/top-torque-converter-clutch-secrets-51321855