Key To A Ryobi Rt190 What Needs To Be Done To Repair A Defective Keyless Receiver On A Ford Taurus?

What needs to be done to repair a defective keyless receiver on a Ford Taurus? - key to a ryobi rt190

My clicker stopped working, so repregrammed turning the ignition key to "Run" and "off" 8 times and was told to shut the door lock and unlock, as I do on the "open door" the clicker, and open the lock of Click on the door then the answer is usually about 2 hours in every way and was killed again.Is anything I can do to work? If the car is the problem, you fix it is too expensive?