Should the solenoid operates appropriately, the trouble might be from the torque converter alone. If your solenoid won't allow for air to move, place it in a clean up container of automated transmission fluid and electrically cycle it to check out if you can remove any blockage through the solenoid. https://jaredxbayu.techionblog.com/34278917/the-5-second-trick-for-torque-converter-clutch