Cheat mode
At the main menu, choose the "Options" selection, then hold R and quickly press Up(2), Down(2), Left, Right, Left, Right, X, B, X, B at the options menu. If you entered the code correctly, the "Cheat Name" screen will appear. Enter one of the following case-sensitive codes, then exit back to the options screen to activate the corresponding cheat function:

All courses
Enter "Passport" as a case-sensitive code. Note: This also unlocks Steve and the Bermuda Triangle.

All characters
Enter "AllChar" as a case-sensitive code.

All wetsuits
Enter "LaPinata" as a case-sensitive code.

Cannot get knocked off
Enter "TopBird" as a case-sensitive code. The CPU can no longer knock you off your SeaDoo, but you can still knock them off.

Maximum performance meter
Enter "PMeterGo" as a case-sensitive code. Note: If you miss a buoy you will stall with this code on.

Hard tracks with normal AI settings
Enter "Hobble" as a case-sensitive code.

Expert AI
Enter "AllOutAI" as a case-sensitive code. The AI will run the best race possible. Note: This is already active by default on the hard difficulty setting.

All ending FMV sequences
Enter "Festival" as a case-sensitive code.

Play Time Trials against a UFO
Enter "IBelieve" as a case-sensitive code.

Play Time Trials against a miniature F-18 jet
Enter "F18" as a case-sensitive code.

Play Time Trials against ghost of currently selected player
Enter "SEADOO" as a case-sensitive code. Note: This is the default in the game.