Tokyo Xtreme Racer 3 Cheats

Boost
Hold Select while choosing an area selection on the map screen. Let go of Select when the auto-pilot starts up. In the race you will be able to use a boost but only with cars that don’t have a turbo.

Change Weather
In Time Attack, Free Run, or VS Battle select rain for the weather. While selecting the course starting point, hold down the following buttons to add weather effects:

Fog: Hold Down Button L2
Snow: Hold Down Button L1
Thunder: Hold Down Button R2

Unlockable: Engine
Turbo, Natural Aspired engines: Drive 1242 miles with one car to unlock engine for that car. Complete 90 of the game to use the engine with any car.