No gravity:
Pause game play, then press X, Z, X, Z, Up(3).
A sound will confirm correct code entry.
Repeat this code to disable its effect.
Vehicles in traffic will float when hit.
Low gravity:
Pause game play, then press Z, R, Z, R, Right(3).
A sound will confirm correct code entry.
Repeat this code to disable its effect.
Unlimited countermeasures:
Pause game play and press Y(3), X(2), Z(2).
A sound will confirm correct code entry.
Repeat this code to disable its effect.
Transparent car:
Pause game play, then press Left, Right, Left, Right, Z(2), R.
A sound will confirm correct code entry.
Repeat this code to disable its effect.
Map:
Lightly press L during game play and a faint map will appear.
North America:
In joyride mode, get the token in Russia (on the roof of HQ),
then the token in Vietnam (use the V-Boost move to get to the
volcano), and the token in Russian Winter (on a small "house"
near where you start).
Sites: