See also:

Troubleshooting guide
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Clearing the programmed information
Individual buttons cannot be cleared, however to clear all programming, push and hold the two outside buttons and release when the indicator light begins to flash (in approximately 20 seconds). ...

Locking with power door lock switch
To lock all the doors without a key, push the door lock switch (driver’s or front passenger’s side) to the lock position 1 . When locking the door this way, be certain not to leave the key inside th ...