Go to the Extras screen and press Square, Square, Circle, Square, Square, Circle, L1, L2
Go to the Autobot Headquarters screen and press Up, Up, Down, Down, L1, L2, L1, L2.
Go to the Autobot Headquarters screen and press Circle, Circle, Circle, Square, L1, L1, L1, L2.
Go to the Autobot Headquarters screen and press Up, Down, Up, Down, Circle, Square, Square, Circle.
Go to the Autobot Headquarters screen and press R1, R1, L2, R1, R1, L2, Circle, Circle. OR L1, L2, Circle, Circle, Square, Circle, L2, L1
Pause the game and press Square, Circle, Square, Circle, L1, L1, L2, L1. Code must be entered on each level
Go to the Autobot Headquarters screen and press L1, R2, R2, Square, Square, Square, Square, L1.
Go to the difficulty selection screen and press R2, R1, L1, L2, Square, Circle, Square, Circle.
Go to the difficulty selection screen and press Left, Right, Left, Left, Right, R1, R2, Circle.
Go to the difficulty selection screen and press R1, Circle, R1, Square, Left, Left, Right, Left.
Go to the difficulty selection screen and press Left, Left, Right, Circle, Circle, Right, Right, Left.
Go to the difficulty selection screen and press Circle, Square, Circle, Square, Right, Left, Left, Right.
Go to the difficulty selection screen and press Circle, Square, Circle, Square, Right, Left, Left, Right
Go to the difficulty selection screen and press R1, R1, R2, L1, L2, L2, Circle, Circle.
Go to the difficulty selection screen and press L1, L1, L2, Square, Square, Circle, R1, R2
Go to the difficulty selection screen and press R2, R1, L1, L2, Square, Circle, Square, Circle
Go to the difficulty selection screen and press Left, Left, Right, L1, L2, Left, Left, Right
Go to the difficulty selection screen and press R1, R1, R2, L2, L1, L1, R1, R1.
Go to the difficulty selection screen and press L2, Left, Right, Right, Left, L2, L1, L2
Go to the difficulty selection screen and press L2, Left, Right, Right, Left, L2, L2, L2
Go to the difficulty selection screen and press Left, Left, Right, Circle, Circle, Right, Right, Left
Go to the difficulty selection screen and press L1, R1, L2, R2, Left, Right, Square
Go to the difficulty selection screen and press R1, Circle, R1, Square, Left, Left, Right, Left
Go to the difficulty selection screen and press Right, Right, Square, R1, R2, Circle, Left, Left
Go to the difficulty selection screen and press Left, Right, Left, Left, Right, R1, R2, Circle