Cheat mode:
Multiple cheats can be entered simultaneously. Cheats are
only active for the next game session. All cheats will be
disabled once you return to the main menu. Note: When any
cheat is enabled, no money can be earned in Road Rage mode.
Horizontal split screen:
Hold L1 + R1 and press Square(4) at the options menu. A
sound will confirm correct code entry. The screen will be
split horizontally instead of vertically in two player mode.
Alternate views:
Hold L1 + R1 and press Triangle(4) at the options menu. A
sound will confirm correct code entry. Additional views will
be unlocked at the pause screen. To unlock another set of
views, hold L1 + R1 and press Triangle, X(3) at the options menu.
Nighttime:
Hold L1 + R1 and press X(4) at the options menu.
Flat characters:
Hold L1 + R1 and press Circle(4) at the options menu.
All the people (except the character you selected) will be flat.
Show collision lines:
Hold L1 + R1 and press Triangle(2), X(2) at the options menu.
No map display:
Hold L1 + R1 and press Square, Triangle(2), Circle at the
options menu.
Drive red brick car:
Hold L1 + R1 and press Triangle(2), Square, Circle at the
options menu. Note: This car is controlled by Homer and is
small fast, and heavy.
Drive as Smithers in Mr. Burn's limousine:
Hold L1 + R1 and press Triangle(2), Square(2) at the options menu.
Drive Nuclear Bus:
Hold L1 + R1 and press Triangle(2), Square, X at the options menu.
Special car moves:
Hold L1 + R1 and press X, Triangle(2), X at the options menu.
Hold Gas + Brake + Handbrake while steering left or right while
in mid-air to execute the Road Rage Roll. Hold Gas + Handbrake
while stationary, then release Handbrake to execute the Speed Boost.
Time trial mode:
Hold L1 + R1 and press Circle, Triangle, Square, X at the options menu.
There are no passengers, pedestrians, or traffic I this mode.
Press Horn to start, stop, and reset the timer.
Slow motion:
Hold L1 + R1 and press X, Circle, Triangle, Square at the options menu.
Halloween mode:
Hold L1 + R1 and press Triangle(2), Circle, X at the options menu.
Select any character to play as Bart in a Frankenstein costume.
Alternately, set the system date to October 31.
New Year's Day mode:
Hold L1 + R1 and press Triangle(2), Circle, Square at the options menu.
Select any character to play as Krusty in a tuxedo,
Alternately, set the system date to January 1.
Thanksgiving mode:
Hold L1 + R1 and press Triangle(2), Circle(2) at the options menu.
Select any character to play as Marge in a pilgrim dress.
Alternately, set the system date to the third Thursday in November.
Christmas mode:
Hold L1 + R1 and press Triangle(2), Circle, Triangle at the options menu.
Select any character to play as Apu in a Santa costume.
Alternately, set the system date to December 25.
Disable all active codes:
Hold L1 + R1 and press Start(4) at the options menu.
Car built for Homer:
Complete all ten levels in mission mode to unlock the car built for Homer.
Sites: