A solenoid is often a linear electrical actuator. When is becoming energised (supplied with electric powered energy) it pushes or pulls a rod which can be connected to the hydraulic valve. You'll find differing kinds of solenoid employed for torque converter clutch Management, even so the theory of working is https://daltonpqqnl.thekatyblog.com/32726600/the-5-second-trick-for-torque-converter-clutch