[csaxon]

Your procedure looks wrong. This is from TSB ELOO4-01 issued Jul 09, 02
2002-2004 AVALON:
1. Driver door open and unlocked. Key out of the ignition
2. Insert the key and remove 2 times in 5 sec.
3. Close and open driver door 2 times in 40 sec.
4. Insert the key and remove it again from ignition.
5. Close and open driver door 2 times in 40 sec.
6. Insert the key in ignition,
7. Close the door,
8. Turn to on and back to lock in 1 second intervals. 1 time for add, 2 times for rewrite, 3 for confirmation 5 for prohibition. (yes, there is no “4”)
9. Remove the key from ignition
10. Power lock will cycle “lock to unlock” the number of times corresponding to key cycles in step 8 to confirm.
11. For add or rewrite modes within 40 sec of door lock confirmation:
A. press “lock” and “unlock” buttons of the FOB simultaneously between 1 and 1.5 seconds then release.
B. within 3 seconds of step A press the transmitter “Lock” button for more than 1 second and release.
C. If it’s correct, the power door lock will cycle once. If it’s wrong the door lock will cycle twice. If it does this then verify you have the right transmitter and perform steps A through C again.