Forget about the cheat codes or renaming files in IGI directory just unzip this file u will c igitrain.exe copy that to u r main IGI folder i.e \\\Project IGI\PC, and run it before u check cheats u have to run IGI and than press the Windows button on u r keyboard u r game will be minimized than check options Unlimited Health and ammo. Bang u r not dying in game and u r ammo are unlimited.