A solenoid is actually a linear electrical actuator. When is staying energised (provided with electric powered energy) it pushes or pulls a rod which can be linked to the hydraulic valve. There are differing types of solenoid useful for torque converter clutch Handle, but the theory of Performing is basically https://torqueconverterclutch33185.blogacep.com/39235147/5-simple-statements-about-torque-converter-clutch-explained