Test Drive - Off-Road - Wide Open cheats and cheat codes for Playstation 2

Unlock all tracks and cars:
Go to the main menu, after enter Right, Right, Left, Square, Up, 
L2, L2, R1. You will see a message after the game accepted the code.

Unlock Pro class trucks
Play in single race mode and finish the first 9 tracks

Unlimited class trucks
Play in single race mode and finish the first 27 tracks

Unlock Monster truck
Play in single race mode under the hard difficulty mode 
and finish all the 36 tracks

Unlock Humvee
Play in career mode. Finish in 1st place in the first 3 seasons 
in all divisions

Unlock Shelby Dodge Durango

Play in career mode. Finish in 1st place in seasons 4 in the 
speed division

Unlock Dodge T-Rex
Play in career mode. Finish in 1st place in seasons 4 in the 
power division

Unlock Rod Hall Hummer
Play in career mode. Finish in 1st place in all divisions 

Unlock Moon level and Moon Buggy
Get all the 9 Blue Moon cafe signs in career mode or free roam.
The Moon Buggy one of the fastes vehicle. (Max speed: 132 mph)
You can use this car in other races in single race mode.