Ridge Racer 5 cheats and cheat codes for Playstation 2

Unlock Bonus cars 1.
Finish each of the Grand Prix circuits

Unlock Bonus cars 2.
Set a new record in Time Attack high scores

Unlock Duel mode
Win in lap and overall time in the Time Attack GP. 

Unlock 50's Super Drift Car
Win in the Danver Spectra race in duel mode

Devil Drift car
Wint in the Rivelta Crinale race in duel mode

New VW Beetle
Win in the Solort Rumeur race in duel mode

Unlock McLaren F1 clone
Win in the Kamata Angelus race in duel mode

Change the saved game icon
Finish the game and unlock all secrets

Unlock Maximum chllenge GP
Finish GP mode in hard mode

Unlock 99 lap mode
Win and reach a high score in each race of the Time Attack GP 
in Extra Mode

Unlock 99 Trial Endurance Race
Travel total 999km or unlocking all the secret cars

Pac-Man mode
Travel more than 3000km

Intro sequence graphical effects:
If you press R1 during a portion of the intro sequence you will cycle through 
three different graphical effects, black&white, yellow tint and a blur effect. 
Press L1 one to cycle back again. 

Unlock Big Ben:
To get Big Ben the Simi, at the title screen press: 
Left, Up, L2, R2, Down, Down, Up.