Lean Left/Right. The Wii version can be Enabled in the option menu.
Space
Stand/Jump
C
Crouch
Ctrl
Hold
Prone
Aim Down Sights
V
Melee Attack
1 or 2
Switch Weapons
Shift
Sprint/Steady Scope
G or
Throw Frag/Throw Back Grenade
4
Throw Special Grenade
567
Inventory
In Multiplayer 5 is inventory and 6 is call in UAV/Airstrike/Helicopter
R
Shake
Reload
F
Use
N
Night Vision Goggles
Tab
,
Show Objectives/Scores. On the Wii to pause and show objectives, for multiplayer scoreboard
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N/A
N/A
N/A
Console (PC only, needs enabling in options)
Like Call of Duty: World at War for the Wii, the squadmate mode is enabled as the second controller can go in by pressing and go out by pressing to exit this mode. Also you can also choose to play with the Wii Zapper.