The following are known Action Replay Codes for High Heat Major League Baseball 2003 on Sony Playstation 2 (PS2). These codes were also known as GameShark Codes and in most cases will work on both devices.

Device Compatibility: Action Replay & GameShark (Version 1 & 2)

Master Code – Must Be On
0E3C7DF2 1853E59E
EE85EEF6 BCDDE2D2

Home Scores 0
C119775E BCA99B83

Home Scores 50
C119775E BCA99BB5

Away Scores 0
C119775A BCA99B83

Away Scores 50
C119775A BCA99BB5

No Balls
C119774A BCA99B83

1 Ball For Walk
0119774A BCA99B83
C119774A BCA99B86

2 Balls For Walk
0119774A BCA99B83
C119774A BCA99B85

3 Balls For Walk
0119774A BCA99B83
C119774A BCA99B84

No Strikes
C1197756 BCA99B83

1 Strike Per Out
01197756 BCA99B83
C1197756 BCA99B85

2 Strikes Per Out
01197756 BCA99B83
C1197756 BCA99B84

1 Out Per Inning
0119774E BCA99B83
C119774E BCA99B85

2 Outs Per Inning
0119774E BCA99B83
C119774E BCA99B84

Always 3-2 Pitch
C119774A BCA99B86
C1197756 BCA99B85

One Chance Mode
C119774A BCA99B86
C1197756 BCA99B85
C119774E BCA99B85

Home Start W/5 Runs
0119775E BCA99B83
C119775E BCA99B88

Home Start W/9 Runs
0119775E BCA99B83
C119775E BCA99B8C

Away Start W/5 Runs
0119775A BCA99B83
C119775A BCA99B88

Away Start W/9 Runs
0119775A BCA99B83
C119775A BCA99B8C

1st Run is a Grand Slam Home
0119775E BCA99B84
C119775E BCA99B87

1st Run is a Grand Slam Away
0119775A BCA99B84
C119775A BCA99B87

No Balls – Home Only
01197746 BCA99B83
C119774A BCA99B83

1 Ball For Walk – Home Only
01197746 BCA99B83
0119774A BCA99B83
C119774A BCA99B86

2 Balls For Walk – Home Only
01197746 BCA99B83
0119774A BCA99B83
C119774A BCA99B85

3 Balls For Walk – Home Only
01197746 BCA99B83
0119774A BCA99B83
C119774A BCA99B84

No Strikes – Home Only
01197746 BCA99B83
C1197756 BCA99B83

1 Strike Per Out – Home Only
01197746 BCA99B83
01197756 BCA99B83
C1197756 BCA99B85

2 Strikes Per Out – Home Only
01197746 BCA99B83
01197756 BCA99B83
C1197756 BCA99B84

1 Out Per Inning – Home Only
01197746 BCA99B83
0119774E BCA99B83
C119774E BCA99B85

2 Outs Per Inning – Home Only
01197746 BCA99B83
0119774E BCA99B83
C119774E BCA99B84

No Balls – Away Only
01197746 BCA99B84
C119774A BCA99B83

1 Ball For Walk – Away Only
01197746 BCA99B84
0119774A BCA99B83
C119774A BCA99B86

2 Balls For Walk – Away Only
01197746 BCA99B84
0119774A BCA99B83
C119774A BCA99B85

3 Balls For Walk – Away Only
01197746 BCA99B84
0119774A BCA99B83
C119774A BCA99B84

No Strikes – Away Only
01197746 BCA99B84
C1197756 BCA99B83

1 Strike Per Out – Away Only
01197746 BCA99B84
01197756 BCA99B83
C1197756 BCA99B85

2 Strikes Per Out – Away Only
01197746 BCA99B84
01197756 BCA99B83
C1197756 BCA99B84

1 Out Per Inning – Away Only
01197746 BCA99B84
0119774E BCA99B83
C119774E BCA99B85

2 Outs Per Inning – Away Only
01197746 BCA99B84
0119774E BCA99B83
C119774E BCA99B84

Always 3-2 Pitch – Home Only
01197746 BCA99B84
C119774A BCA99B86
01197746 BCA99B84
C1197756 BCA99B85

Always 3-2 Pitch – Away Only
01197746 BCA99B84
C119774A BCA99B86
01197746 BCA99B84
C1197756 BCA99B85

One Chance Mode – Home Only
01197746 BCA99B83
C119774A BCA99B86
01197746 BCA99B83
C1197756 BCA99B85
01197746 BCA99B83
C119774E BCA99B85

One Chance Mode – Away Only
01197746 BCA99B84
C119774A BCA99B86
01197746 BCA99B84
C1197756 BCA99B85
01197746 BCA99B84
C119774E BCA99B85