All gates unlocked 
Enter exploration mode and complete three laps. Then, enter 
"OPN" as a name. Hold L1 + L2 + R1 + R2 and press X at the "OK" 
prompt to confirm the name.

Get power-up when you enter a gate 
Enter exploration mode and complete three laps. Then, enter 
"POW" as a name. Hold L1 + L2 + R1 + R2 and press X at the 
"OK" prompt to confirm the name.

Slow-motion mode 
Enter exploration mode and complete three laps. Then, enter 
"SLO" as a name. Hold L1 + L2 + R1 + R2 and press X at the 
"OK" prompt to confirm the name.

Alternate views 
Select time attack mode, choose any track, and enter "CAM" 
as a name. Hold L1 + L2 + R1 + R2 and press X at the "OK" 
prompt to confirm the name. Exit the track and press L1 to 
access three new views.