Doom 3 cheats and cheat codes for XBox

Invincible mode:
Press hold L and press X, Y, B, A buttons on your controller during the 
game play to become invincible. If the code is accepted, you should hear 
a sound. Re-enter the cheat code on new area.
Note: You can't enable the invinciblity mode until you take the elevator 
after being attacked at the begining of the game.

Skip checkpoints
Press hold L and press B, A, X, Y buttons on your controller during the 
game play to jump to the next cheackpoint. If the code is accepted, you 
should hear a sound. 

Doom Ultimate and Doom 2 cheat codes:
During the game play, push the following buttons on your controller:

All weapons, health, keys, and armor: Hold L and press B(4 times). 
Berserk mode: Hold L and press X(3 times), Y. 
Enable God and Degreelessness mode: Hold L and press A(4 times).
Get Chainsaw: Hold L and press B(2 times), A(2 times). 
Invisibility: Hold L and press X(2 times), Y(2 times) 
Last level: Hold L and press A(2 times), B(2 times). 
Light Amplification Goggles: Hold L and press Y(3 times), X. 
Radiation Suit: Hold L and press X, Y(3 times). 
Reveal entire map: Hold L and press Y(4 times). 
Temporary invincibility: Hold L and press X(4 times). 

Play on Nightmare mode with the Soul Cube:
Finish the game once on any difficulty level. 

Cabinet combinations:

Cabinet 001: 396
Cabinet 003: 483
Cabinet 009: 752
Cabinet 013: 586
Cabinet 017: 347
Cabinet 023: 531
Cabinet 038: 409
Cabinet 039: 102
Cabinet 047: 123
Cabinet 048: 123
Cabinet 049: 123
Cabinet 054: 246
Cabinet 054 (second): 142
Cabinet 063: 972
Cabinet 064: 651
Cabinet 078: 364
Cabinet 079: 364
Cabinet 103: 259
Cabinet 104: 579
Cabinet 112: 538
Cabinet 114: 715
Cabinet 116: 972
Cabinet 116 (second): 624
Cabinet 117: 624
Cabinet 213: 371
Cabinet 215: 298
Cabinet 216: 624
Cabinet 217: 624
Cabinet 317: 841
Cabinet 386: 836
Cabinet 387: 836
Cabinet 452: 571
Cabinet 666: 372
Cabinet 669: 468
Martian Buddies 1 and 2: 0508
Weapons Storage 1 and 2: 584 

GOD MODE
Hold L and press X,Y,B,A during gameplay. you should hear a noise if you put the 
code in properly,every time a new place is loaded you must put the code in again.
Submitted by: jerbear