How do you program a key fob for a 2006 Toyota sienna?

Answer 1

Programming for 2004 through 2009 Toyota Sienna LE and XLE
When Remote transmitter added or replaced; System malfunction.
How to:
Driver's door open, key removed from ignition switch.
Within 5 seconds: Insert and remove the key from the ignition switch twice.
Within 40 seconds: Close and open driver's door twice.
Insert and remove the key from the ignition switch.
Close and open driver's door twice.
Insert the key into the ignition switch and close the driver's door.
Within 40 seconds: Switch ignition ON and OFF once to program a remote transmitter code while retaining the original codes or twice to program a remote transmitter code while erasing the original codes. Three times to check how many remote transmitters are currently registered or five times to erase all registered codes.
Remove key from ignition switch: System should now lock and unlock vehicle once, twice or five times depending which mode has been selected. One to four times, slowly, to indicate number of remote transmitters registered.
Within 40 seconds: Press and hold LOCK and UNLOCK buttons simultaneously for 1.5 seconds.
Within 3 seconds: Press LOCK button.
System should now lock and unlock vehicle once to confirm registration, twice to indicate registration has failed.
Within 40 seconds: Repeat button procedure to program remaining remote transmitters.
NOTE: To exit programming mode: Open driver's door. NOTE: A maximum of 4 remote transmitters can be programmed.
Please read all of the information provided thoroughly. This is designed to try and assist you in the successful programming of your remote in a minimal amount of time with little frustration. Procedures vary from vehicle to vehicle. Some are easier than others. Some require skills not everyone has.
good luck.
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