Terminator 3 - Rise of the Machines cheats and cheat codes for Playstation 2

Go to the code entry screen and press any of the following button 
combinations:

Unlimited ammo:
Press X, Triangle, Triangle, Triangle, X, Circle, X, Square

Invincibility:
Press Square, Square, X, Triangle, X, Circle, X, Circle

Unlock all future weapons:
Press X, X, X, Triangle, Circle, Circle, Square, X

Unlock all past weapons:
Press Circle, Circle, Triangle, Square, X, Triangle, Triangle, Square

4x damage:
Press Triangle, Triangle, Triangle, Triangle, Square, X, Circle, Square

Automatically complete missions:
Press Square, Square, Triangle, Circle, Circle, X, Square, Triangle 

Fight TX Endoskeleton in all battles:
Press Triangle, Square, Triangle, X, Triangle, Triangle, Triangle, Triangle

Select stage:
Press Square, Square, Square, Circle, Circle, Circle, Triangle, Triangle 

Select stage in the PAL version of the game: 
press Circle, Circle, Circle, Square, Square, Square, Triangle, Triangle

50% more life force in combat with T800:
Press Triangle, Triangle, Square, X, Circle, Triangle, Square, Circle

50% more life force in combat with TX:
Press Square, Triangle, Square, Triangle, Circle, X, Circle, X

50% less life force in combat with TX:
Press X, Triangle, Square, Circle, Triangle, X, Square, Triangle

Unlovk Centipede game:
Press Circle, Circle, Circle, Square, Square, Square, Triangle, Square 

Unlock Missile Command game:
Press Circle, Circle, Circle, Square, Square, Square, X, X 

Unlock all movies:
Press Triangle, Circle, Square, X, X, X, Triangle, Circle

Unlock all pictures:
Press X, Square, X, Square, Circle, Triangle, Circle, Triangle

Watch the development team:
Press Circle, Circle, Circle, Square, Square, Square, Triangle, X


Unlock Centipede mini-game in the "Atari Games" menu:
Finish the game once.

Unlock Missile Command mini-game in the "Atari Games" menu:
On level 13, got into the office on right side. Go to the computer 
and push X to play Missile Command. After finish the level.