Press [~] to access the console, then enter the following codes for desired effect (you might need to put backslash in front of commands in order to make them work, ie. \god_mode_count=1):
god_mode_count=1 - God Mode give_all_weapons=1 - All Weapons give_all_ammo=1 - Ammunition save_game - Quick save game load_game - Load quick save map - Load map (see the list below) ca_Debug=1 - Debug mode ai_noupdate=1 - Dumb enemies
Another method First off, download the cheat enabler listed above and unpack the DevMode.lua file to the main FarCry directory overwritting other file (make a backup of it!).
Now you need to modify your desktop shortcut. Right click on the Far Cry icon on your desktop, select properties and a new screen should pop up. Add the " -devmode" parameter (without the quotes) at the end of the target field so it looks similar to this:
Click Apply to save changes and run the game using that shortcut. All levels will be unlocked and you'll be able to use the following buttons:
[F4] - Toggle No Clip Mode [F2] - Move to Next Checkpoint [F9] - Save Current Position [F10] - Load Current Position [F11] - Toggle Extra Information [F1] - Toggles FirstPerson/ThirdPerson Camera Modes [F5] - Default Speed [=] - Increase speed [-] - Decrease speed [BackSpace] - Toggle GodMode o - Gives 999 ammo p - Gives all weapons