The Charge of the oil stress within the lock-up clutch is done by two valves: the relay valve plus the signal valve. In this type of arrangement the sign valve controls the force on one particular side on the relay valve, which controls the stress in the lock-up clutch. By https://judahejjgb.blogdun.com/34918168/new-step-by-step-map-for-torque-converter-clutch