Tony Hawk's Pro Skater 4 (PlayStation)

GameShark, Pro Action Replay, Xploder, and Xplorer Codes

Note:
A GameShark or Pro Action Replay cartridge is required to use the codes featured below.

North American (NTSC) version

Press Select for 99 initial points in create skater mode:
D00C3626 FFFE
800BFA05 6300
800BFA06 0063

Unlock cheat menu:
800BF8DC FFFF

Unlock Moon Physics:
800BF8E0 FFFF

Unlock Slow Nic:
800BF8E4 FFFF

Unlock Little Person:
800BF8E8 FFFF

Unlock Always Special:
800BF8EC FFFF

Unlock Perfect Balance:
800BF8F0 FFFF

Unlock Stud:
800BF8F4 FFFF

Unlock Level Flip:
800BF8F8 FFFF

Unlock all FMV sequences and Pro Career:
800BEEE0 FFFF
800BFCAC FFFF
800BE396 FFFF
800BE3AE FFFF
All codes above from Asikin.