CPU control (Part 1)
Hold [L1] + [R1] and press [Up], [Left], [X], [Left], [X], [Down], [Right], [Circle], [Right], [Circle] during game play. A sound will confirm correct code entry. The game will continue by itself under CPU control.
CPU control (Part 2)
Press [Start] to pause game play, then hold [L1] + [R1] and press [Circle], [Triangle], [Square]. A sound will confirm correct code entry. Press [Start] to resume and game will continue by itself under CPU control. Repeat this code to return to normal.