All tracks
At the main menu, press Up(2), Left, Down, Left, Right(2), Up. If you entered the code correctly, you will hear a sound.
All cars
At the main menu, press Up, Down, Right(2), Left, Up(2), Down. If you entered the code correctly, you will hear a sound.
Story mode
At the main menu, press Down, Left, Up, Right(2), Up, Down, Left. If you entered the code correctly, you will hear a sound.
Arcade championship
At the main menu, press Right, Left, Up, Right, Down(2), Left(2). If you entered the code correctly, you will hear a sound.
Multi-player championship
At the main menu, press Left, Down, Left, Up, Right, Left, Down, Right. If you entered the code correctly, you will hear a sound.