Cheat-Codes.cc

Password screen:
Enter the options screen, select "Game Status" then press L1 + R1.

Invincibility:
Enter ELBICNIVNI as a password. This is especially useful in quest mode.

Rapid fire mode:
Enter RAPID_FIRE as a password to remove the delay when shooting weapons.

Solo play in arcade mode:
Enter HOME_ALONE as a password.

No gravity:
Enter NO_GRAVITY as a password. Gravity will be reduced to the point that your car will almost float when a bump is hit.

Big wheels:
Enter GO_MONSTER as a password.

View all ending sequences:
Enter LONG_MOVIE as a password to view all endings in one continuous sequence.

Same cars in multi-player:
Enter MIXED_CARS as a password to allow more than one person to select the same car in multi-player mode.

All characters:
Enter LLA_KCOLNU as a password to unlock all characters. Note: Their quests will not be completed.

All characters have maximum stats:
Enter LLA_DORTOH as a password.

No wheel attachments:
Enter DRIVE_ONLY as a password to keep wheel attachments from appearing.

Super missiles:
Enter BLAST_FIRE as a password to increase the damage from missiles.

Attract enemies:
Enter UNDER_FIRE as a password to have three enemies to attack simultaneously.

Slow motion mode:
Enter GO_SLOW_MO as a password.

Heavier cars:
Enter GO_RAMMING as a password to increase your cars weight and ramming ability.

Lighter cars:
Enter HI_CEILING as a password to decrease your cars weight and hover higher than normal.

Faster cars:
Enter MORE_SPEED as a password.

Fast action:
Enter QUICK_PLAY as a password to enable a random arcade feature.

High suspensions:
Enter JACK_IT_UP as a password.

Disable codes:
Enter NO_CODE or any invalid password three consecutive times.