DTM Race Driver cheats and cheat codes for XBox

Go to the options menu and enter the following codes at the bonus screen:
Note: Only a few codes will work in all games. Some codes vary from game 
to game, depending on your bonus number. 

To get cheat codes register your game at http://www.codemasters.com/register.
They will send you two cheats. You first need to sort out code "m" at the 
website first. 

Enter the codes at the bonus screen. 
Unlock all cars: Enter XKIMCF, LEZEJD, or SAFREA
Unlock all tracks: Enter QTRIKX, TMYTKO, NIQHLT, NPXOOY, MPXOOY, or HZCGYP
All championships: Enter QTRRDJ
All challenges: Enter LSDUXH 
Pro Race Driver tracks: Enter LQJFFA
Realistic handling: Enter SIM, VIBAKH or LJLZEL
Enhanced damage: Enter DAMAGE
No damage: Enter IHHBIV, OATRYU, or MMMFJL
View credits: Enter CREDITS or XQIXCJ