This is just a quick reprogramming of an old/use keyfob for 08 Nissan Versa
Steps:
1.manually lock the door
2.insert key on/off until flashing signal will show on the dashboard
3.click any button on old/used keyfob
4.turn off the ignition key then turn it on again into Acc position
5.push the lock and unlock on the door side
6.turn off the ignition key
7.then try to lock and unlock the car using keyfob and ur done
