All Cheats:
From the main game menu, select "Options." From the options 
screen, select "Pad Config". Once in the configuration menu, 
hold down the R2 button and press Right, Down, Right, Triangle, 
X. You should then hear a sound to let you know the code 
was entered correctly. Now go back to the main menu. You 
will see a new option called "Cheats." You will not be able to 
access this menu until you start the game. Start a game and Pause. 
Select "Cheats," and you will see various options to make life easier.