To activate the cheat mode , press:
R2 L2 R2 L2 R2 L2 R2 L2 R2 L2 R2
Then , to be invincible, press :
Top, Bottom , Left , Down , Right , Right
To get infinite ammo , press :
Top, Bottom , Left, Right , Left , Left
For all vehicles, press:
Top , Bottom, Left , Right , Right , Left
