Microsoft Xbox: Cheats and Tips
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All Games

Skip Checkpoints
While playing the game, hold L and press B, A, X, Y to skip to the next checkpoint.
100% success rate. 

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.

Infinite Health
While playing the game, hold L and press X, Y, B, A quickly.
Submitted by Whitey. 100% success rate. 

Id Software PDA
At the Excavation site, before fighting old ugly, take the left pathway and look at the wall to eventually find an ID symbol. Press R to reveal a room with a PDA containing thank-you e-mails from the makers of Doom 3. It won't get you anything special, but its just fun to read.
Submitted by Whitey. 

Above are all the Doom 3 cheats, codes, tips, hints, secrets and walkthoughs that are currently in the Cheat Chest database. Because we do not have every game for Microsoft Xbox, Cheat Chest unfortunately can not guarantee that each Doom 3 cheat we have works. If any of the cheat codes above is incorrect, please rate the Doom 3 cheats at our partner site Neon Gaming, as enough bad ratings will automatically remove the cheat from our database.