A defective seal of the torque converter will result in the transmission fluid to leak out in the torque converter, and thus the pressure inside the converter will be lost. Slippage consumes electric power in the coupling period. Locking the converter shell towards the turbine shaft stops this slippage from https://torqueconverterclutch25678.glifeblog.com/32949750/an-unbiased-view-of-torque-converter-clutch