The following are known CWCheat Codes for Need for Speed Underground Rivals on Sony Playstation Portable (PSP).

_S ULUS-10007
_G Need for Speed Underground Rivals [US]
_C0 AI Disabled
_L 0x1015C37C 0x00000000
_C0 AI Disabled
_L 0x1015C37C 0x00000000
_C0 AI Enabled
_L 0x1015C37C 0x00000001
_C0 AI Enabled
_L 0x1015C37C 0x00000001
_C0 AI Enabled
_L 0x1015C37C 0x00000001
_C0 Infinite Nitrous
_L 0x200FBB0C 0x00000000
_C0 Max Cash
_L 0x203913D0 0x05F5E0FF
_L 0x20A803FC 0x00000000
_C0 Max Drift Points
_L 0x602FAB8C 0x0001869F
_L 0x00020001 0x00002260
_C0 Max Money
_L 0x203913D0 0x3B9AC9FF
_C0 Max Money
_L 0x203913D0 0x3B9AC9FF
_C0 Nine Laps
_L 0x2033B428 0x00000009
_C0 Nine Laps
_L 0x2033B428 0x00000009
_C0 One Lap
_L 0x2033B428 0x00000001
_C0 One Lap
_L 0x2033B428 0x00000001
_C0 Three Laps
_L 0x2033B428 0x00000003
_C0 Three Laps
_L 0x2033B428 0x00000003
_C0 Two Laps
_L 0x2033B428 0x00000002
_C0 Two Laps
_L 0x2033B428 0x00000002
_C0 Two Laps
_L 0x2033B428 0x00000002