Indiana Jones and the Emperor's Tomb Q&A

i yhave tried the cheat for invincible and it does not work please let me know what i am doing wrong.

how do i get the cheats for indiana jones emperors tomb on ps2 how do get acess to these cheats ? i do not know how to getr a password and a user name

can somebody tell me how to get off the flooded ruins please

Can anyone confirm if the invincibility cheat actually works? I have tried numerous times and nothing!! Can someone tell me what im doing wrong, maybe I need to start a new game etc ect:

Maybe ive done the cheat but dont know how to activate it?

Thanks...