How to change car door code for 2002 mercury sable? ?

How do you change the code on a 2002 mercury sable?How to change car door code for 2002 mercury sable? ?
Take keys out, put in orginal code, door unlocks, press 1, then put in your 5 digit code, doors should lock and unlock to accept the code.

Note, you will sill have orginal code with new codeHow to change car door code for 2002 mercury sable? ?
If you have the manuel it tells you in there. I do know that you need the original code. and just because you put a new one in the original is still there. I have a 2003 Taurus