In "Grand Theft Auto: San Andreas," try pressing Square, Down, L2, Up, L1, Circle, Up, X, Left during game play. In "Tekken 5," try pressing Triangle instead of X when selecting a character. In "Eye Toy," try pressing "Up, Down, Up, Down, L1, L2, L1, L2" at the game selection screen.
"Grand Theft Auto: San Andreas" has a wide variety of cheat codes to use. The code mentioned above enables cars to be flown the same way that aeroplanes can. Pressing Up, Up, Triangle, Triangle, Up, Up, Left, Right, Square, R2, R2 during game play allows the main character, CJ, to jump unnaturally high when the appropriate button is pressed. Pressing L1, L2, L2, Up, Down, Down, Up, R1, R2 during game play enables any vehicle that the player is driving to become invincible and destroy anything it touches.
Pressing Triangle instead of X when selecting a character in "Tekken 5" allows the player to select the character with the costume pictured.
Pressing Up, Down, Up, Down, L1, L2, L1, L2 at the game selection screen in "Eye Toy" unlocks all of the games.
PS2 cheat codes are most commonly a sequence of buttons that the player must press in the given order to activate that cheat. Usually a short sound is played after a cheat code has successfully been entered. Some games contain an in-game cheat-code system, where the cheats are activated via setting the system in a particular way, such as changing the letters on an in-game computer to spell a word that is associated with a cheat.