Activate the following cheats by pausing the game and pressing the corresponding sequences of buttons. Note: Codes can only be activated once per five minutes. To bypass this, enter the code, save the game, reload the game, and enter the code again:

CHEAT FUNCTION - CHEAT CODE
$1,000 - Square, Circle, Square(2), Circle, L.
Full health - Left, Square, Right, Circle, Right, L.
Full ammunition - Circle, Left, Circle, Right, Square, R.