The control of the oil tension from the lock-up clutch is finished through two valves: the relay valve along with the signal valve. In this kind of arrangement the sign valve controls the stress on one side from the relay valve, which controls the tension within the lock-up clutch. By https://damienjquvw.ja-blog.com/34337597/the-smart-trick-of-torque-converter-clutch-that-nobody-is-discussing