Quad Challenge. |
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| No. | Code | Effect |
| 1 | ML3T-FYVJ | Set time to 90 for Atlanta and New York instead of 75 and 80 |
| 2 | JG3T-ECVJ | Set time to 65 for Atlanta and New York |
| 3 | M83T-F8VL | Set time to 95 for Santa Fe and Miami instead of 80 and 75 |
| 4 | J43T-ENVL | Set time to 70 for Santa Fe and Miami |
| 5 | M83T-F8VN | Set time to 95 for Grand Canyon and Denver instead of 80 and 85 |
| 6 | J43T-ENVN | Set time to 70 for Grand Canyon and Denver |
| 7 | M83T-F8VR | Set time to 95 for Detroit and Death Valley instead of 70 and 85 |
| 8 | J43T-ENVR | Set time to 70 for Detroit and Death Valley |
| 9 | L03T-FYVT | Set time for Honolulu to 90 instead of 75 |
| 10 | L03T-ECVT | Set time for Honolulu to 65 |
| 11 | A5NT-AA9E | Infinite time--player 1 |
| 12 | A5PA-AA4W | Infinite time--player 2 |
| 13 | HT9A-DARJ + M69A-CAGL | Set time to 95 for all tracks |
| 14 | HT9A-DARJ + JE9A-CAGL | Set time to 65 for all tracks |
| 15 | HT7T-BEJL + NA7T-ACAN | Accelerate faster--player #1 |
| 16 | HT7T-BESG + NA7T-ACHJ | Accelerate faster--player #2 |