All Vehicles:
During game-play pause the game and highlight the Map option. Then press the following combination: Up, Down, Up, Down, Y, A, Y, A, B, X(2), B.
You will hear the sound of an engine if the code has been entered correctly.
Restore Health:
During game-play pause the game and highlight the Map option. Then press the following combination: B, X, B, X, B, X, B, X.
You will hear the sound of an engine if the code has been entered correctly.
Infinite Ammunition:
During game-play pause the game and highlight the Map option. Then press the following combination: Y, B(2), X, Y, B(2), X.
You will hear the sound of an engine if the code has been entered correctly.