All characters and levels
Press Triangle, Square, Circle, Triangle, Down, Right, Up, Left, L1(2), Right(2), Down, Up, R1, Circle, Left, Square(2), Down.


All default levels
Press Square(3), L1, Right, Down, Triangle, Up, Left, Circle, Square, Down, Up, 
R1, L1, Down(2).


All bonus levels
Press Up(2), Down(2), Left, Right, Left, Right, Square, Circle, Triangle.


All race levels
Press Square, Triangle, Circle, Square, L1, Circle, R1, Triangle, L1, Circle, R1, 
Square.


All Extras options
Press Left, Right, L1, R1, Down, Up, Right, Down, Circle(2), Triangle, Right, R1.


Complete all current objectives
Press Circle(2), Square, Circle(2), Triangle, Circle(2), L1, R1.