Ferraridel vabatreeningu esikolmikusse asja ei olnud. Michael Schumacher sai neljanda aja, Rubens Barrichello oli 11.

San Marino GP esimese vabatreeningu tulemused:

SõitjaMeeskond/mootorAeg
1. Pedro de la RosaMcLaren-Mercedes01:21.060
2. Ricardo ZontaToyota-Toyota01:21.174
3. Jenson ButtonBAR-Honda01:21.805
4. Michael SchumacherFerrari-Ferrari01:22.085
5. Christian KlienRed Bull-Cosworth01:22.736
6. Takuma SatoBAR-Honda01:22.945
7. Kimi RaikkonenMcLaren-Mercedes01:22.962
8. Nick HeidfeldWilliams-BMW01:23.086
9. Alexander WurzMcLaren-Mercedes01:23.391
10. Mark WebberWilliams-BMW01:23.532
11. Rubens BarrichelloFerrari-Ferrari01:23.797
12. Vitantonio LiuzziRed Bull-Cosworth01:24.052
13. David CoulthardRed Bull-Cosworth01:24.126
14. Felipe MassaSauber-Petronas01:24.175
15. Jacques VilleneuveSauber-Petronas01:24.255
16. Narain KarthikeyanJordan-Toyota01:24.512
17. Tiago MonteiroJordan-Toyota01:25.257
18. Robert DoornbosJordan-Toyota01:25.555
19. Ralf SchumacherToyota-Toyota01:26.333
20. Christijan AlbersMinardi-Cosworth01:27.353
21. Patrick FriesacherMinardi-Cosworth01:24.411
22. Giancarlo FisichellaRenault-Renault-
23. Fernando AlonsoRenault-Renault-
24. Jarno TrulliToyota-Toyota-