Motor Mayhem Cheats - PlayStation 2

Invincibility
Hold [L1] + [R1] + [L2] + [R2] and quickly press [Left], [Right]x2, [Circle], [Square] during game play in endurance mode.

Weapon eject
Hold [L1] and press [X]x2, [Square] during game play.

Shield
Enable the "Instant Combo" option at the cheats screen. Then, hold [R1] and press [Triangle], [Square], [Triangle], [Square] during game play. This code may be repeated to increase its effect.

Buzzsaw
Select the hard or very hard difficulty setting. Win Eliminator, Deathmatch, and Endurance ranks with the same character.

City Canal level
Successfully complete the Deathmatch level under the normal difficulty setting to unlock the City Canal level in multi-player and quick battle modes.

Downtown level
Successfully complete the Eliminator levels under the normal difficulty setting to unlock the Downtown level in multi-player and quick battle modes.

Dual Carrier level
Complete the Endurance, Deathmatch, and Eliminator modes with the same character under the hard or very hard difficulty settings to unlock the Dual Carrier level in multi-player and quick battle modes.

Santa hats
Set the system date to December 21 through December 25.