The torque converter clutch solenoid is always energised (trapped on) which translates in the torque converter remaining generally locked. The torque converter clutch solves this by locking the turbine into the converter’s housing, thus creating a immediate, slip-cost-free relationship concerning the engine and transmission. This “lock-up” significantly enhances gasoline effectiveness https://torqueconverterclutch10741.bloguetechno.com/the-fact-about-torque-converter-clutch-that-no-one-is-suggesting-69098869