If the solenoid operates appropriately, the trouble is probably in the torque converter by itself. If the solenoid doesn't let air to move, place it within a cleanse container of automatic transmission fluid and electrically cycle it to check out if you can take out any blockage with the solenoid. https://torqueconverterclutch31841.blogpixi.com/34494715/torque-converter-clutch-no-further-a-mystery