GAME GENIE CODES: Terminator 2 - Judgment Day.

 No.  Code  Effect
   1  ZA7T-DPDE  Start with primary power supply at 75%
   2  ZA7T-CJ5E  Start with primary power supply at 50%
   3  ZA7T-DEME  Start with primary power supply at 25%
   4  ZA7T-DJDE  Start with primary power supply at 10%
   5  3C0T-HP0J  Start with secondary power supply at 100%
   6  W40T-HP0J  Start with secondary power supply at 75%
   7  GL0T-HP0J  Start with secondary power supply at 25%
   8  AL0T-HP0J  Start with secondary power supply at 1%
   9  BJ6T-CA4E  Protection from gunfire
 10  AAKA-CABW  Extra ammo worth 0 rounds
 11  GJKA-CABW  Extra ammo worth 50 rounds
 12  9JKA-CABW  Extra ammo worth 250 rounds
 13  8TKA-CCBW  Extra ammo worth 500 rounds
 14  66KA-CGBW  Extra ammo worth 999 rounds
 15  ATGT-CA80  Infinite rounds

With Codes 16 to 18, DON'T use medicine when you're on secondary power.

 16  AAKA-CADT  Medicine worth 0% (normally 15%)
 17  NTKA-CADT  Medicine worth 50%
 18  3AKA-CADT  Medicine worth 100%
 19  ALZA-AAHC  Start on Level 2--John's Home
 20  AWZA-AAHC  Start on Level 3--Mall
 21  A4ZA-AAHC  Start on Level 4--Hospital
 22  BCZA-AAHC  Start on Level 5--Compound
 23  BLZA-AAHC  Start on Level 6--Dyson's Home

Download The Big Book of Game Genie Codes.