Level select:
Pause game play and press Right, Square, Triangle, Square, Triangle,
R1, L1, R1, L1, Circle.
A message will confirm correct code entry.
Zone select:
Pause game play and press Right, Square, Triangle, Square, Triangle,
R1, L1, R1, L1,
Triangle, Square. A message will confirm correct code entry.
No vehicles:
Pause game play during a "classic" level and press Right, Up, R1, L1,
R1, X.