Test Drive (2002) Cheats for PC

All cars and tracks:

Enter KDYNBFCH as name when creating a new profile to unlock all cars and tracks in career mode.
Ending bonuses:

Win all races in story mode to unlock the San Francisco tracks in single race and cop chase modes, as well as the Chevrolet Corvette L-88, Jaguar XK-R, Lotus Espirit V8, and Lotus Elise.
Bonus cars:

Select the San Francisco Drag Race and use the Dodge Concept Viper to set a new time record. Then, enter SOUNDMAX as a name at the high score screen. The Jaguar XK-R "SoundMAX SPX", Jaguar XK-R "Analog Devices", and the Aston Martin DB7 "SoundMAX SPX" will be unlocked.
G4 TV car:

Select the San Francisco Drag Race and set a new time record. Then, enter KQXYKGVY as a name at the high score screen. The G4 TV Viper will now be unlocked.