Ecco the Dolphin - Virtual Console Cheats

Wii | Submitted by haha ha

Enable Cheat Menu

Begin the game and move Ecco left and right. Press Start to pause the game while Ecco is turning. You have to pause it when Ecco is directly facing you. When you do that, press Right, B, C, B, C, Down, C, Up. If you did it right, a cheat menu that has options such as stage select, message test, sound test, and more, will appear.
Wii | Submitted by r00t

Level Passwords

The Last Fight - KNLMLMLC
The Undercaves - UYNAINCC
The Undercaves 2 - DQDIACCI
The Vents - FKWLACCA
The Lagoon - NDRBRIKR
Ridge Water - HYAUGFLV
Open Ocean - FNCQWBMT
The Ice Zone - DWFFZBMV
Hard Water Zone - QGDJRQLA
Cold Water Zone - MCLFRQLW
The Island Zone - UWXIOQLK
Deep Water Zone - EILQOQLC
The Marble Sea - XAKUQQLS
The Library - FDGXQQLC
Deep City - ZUVPQQLU
City of Forever - AABBRQLU
Jurassic Beach - PLABUNLT
Pteranodon Pond - FQREUNLI
Origin Beach - QXKIUNLX
Trilobite Circle - OBEMUNLX
Dark Water - JNXPUNLA
Deep Water 2 - WSGAKNLC
City of Forever 2 - ZBPIGPLD
The Tube - KUVEKMLK
The Machine - SDDBKMLG