Type these key combos during gameplay:
CTRL + SHIFT + F8- Change map
color
CTRL + SHIFT + F9- Repair damage
CTRL + SHIFT + F10- Clear black flag
Type these cheats at the track selection menu:
Hold down the S and R keys together to
choose the type of weather (sunny/rainy)
Hold down the M key while selecting Single Race or Quick Race to enable
missiles.
Use the HUD toggle key to fire missile.