Honda Odyssey Owner's Manual page 314

If you forget the password, select
''Password,'' and press the
10 times.
The display changes as shown above.
button If you want to use the default
password (1111), select ''Yes,'' and
press the ENT button.
The message ''Default password
setting applied'' is displayed for
5 seconds.
2010 Odyssey
Rear Entertainment System
311