GameShark Codes for:

Test Drive: Off-Road - Wide Open

Effect                                   Code

(M) Must Be On                           EC8782E4142CE55C 
 
Max Race Points                          4CB9F0F41456E70C 
 
Infinite Retries                         3CB9ABB81456E7A1 
 
Max Cash - Career Mode                   1CB9DAF414BE598C

Dead AI                                  1C87E8C815F6E79D
                                         1C87E8CC1456E7A5