The Sims 2 cheats and cheat codes for XBox

Enable cheat Gnome (Plumb Bob Trophy):
Press L, R, Up, A, Black buttons on your controller during game play. 
Plumb Bob Trophy should be appear.You need to activate before enter 
any other codes.

9,999 Simoleons:
Activate the Cheat Gnome, then push R, L, Black, Right, Left buttons 
on your controller during game play. Select the Cheat Gnome, then 
Interaction/Location: Give Simoleons.

All locations unlocked:
Activate the Cheat Gnome, then push B, White, Left, B, Up, B buttons 
on your controller during game play. Select the Cheat Gnome, then 
Interaction/Location: Unlock/Unlock All Locations.

Advance time by 6 hours:
Activate the Cheat Gnome, then push B, X, L, Up, Down buttons on your 
controller during game play. Select the Cheat Gnome, then 
Interaction/Location: Advance 6 Hours.

Set Skill level:
Activate the Cheat Gnome, then push Y, B, X, Black, Left during game play. 
Select the Cheat Gnome, then Interaction/Location: Change Skill - 
[name]/Change to [number].

Full motives
Enable the "Cheat Trophy" code, then push Up, B, Up, Right, White 
buttons on your controller during game play. Select the Cheat Gnome, 
to get access to the option to fill all motives.

Unlock All Recipes:
Activate the Cheat Gnome, then push  Black, X, Up, Down, Right, A 
buttons during game play

Unlock All Objects:
Activate the Cheat Gnome, then push White, B, Down, Left, Up 
buttons during game play

Unlock All Clothes:
Activate the Cheat Gnome, then push X, Black, Down, Right, X 
buttons during game play

Horn audio
Enable the "Cheat Trophy" code, then push R, L, R, L, Y 
buttons during game play.

Remove messages:
Activate the Cheat Gnome, then push Right, Up, Right, Down, Right, Up, Down, 
Right buttons during game play. If the code is accepted, you will hear 
a Sim voice.

Mode switch (Useful in Freeplay mode):
Activate the Cheat Gnome, then push Back to toggle from Direct Control mode 
to Cursor Select mode. This very useful during Freeplay mode.

Programmer team picture:
Activate the Cheat Gnome, then push Right, Down, Right, Down, Right buttons 
at the title screen. Note: The cheat gnome is not required for this code. 
If the code is accepted, you will hear a Sim voice.
or
Push Left, Right, Down, Right, Left, Right, Down at the title screen.
If the code is accepted, you will hear a Sim voice.

Unlocking clothes:
Raise your Sim's relationships to 100 with everyone.