S (stall issue): Within this position the turbine velocity is zero and also the impeller is rotating; the efficiency while in the stall place is minimum amount, around 50%, which suggests that fifty percent of the ability coming through the motor is missing as a result of friction and dissipated https://brooksvbdfe.suomiblog.com/not-known-factual-statements-about-torque-converter-clutch-49880920