Esimesel testipäeval pärast suvist testikeeldu järgnesid Ferrari duole BAR meeskonna testipiloot Anthony Davidson, BAR meeskonna piloot Takuma Sato, WilliamsF1 meeskonna piloot Juan Pablo Montoya, Renault piloot Fernando Alonso ja Jaguar Racingu piloot Christian Klien.

Monza 1. päeva ajad:

KOHTPILOOTMEESKONDREHVIDRINGEAEGKAOTUS
1M SchumacherFerrariB771:20.187 
2BarrichelloFerrariB901:20.2400.053
3DavidsonBARM1111:21.0490.862
4SatoBARM941:21.4581.271
5MontoyaWilliamsF1M901:21.6541.467
6AlonsoRenaultM1101:21.7021.515
7KlienJaguarM591:21.7521.565
8CoulthardMcLarenM1011:21.8231.636
9PizzoniaWilliamsF1M801:21.8561.669
10FisichellaSauberB901:22.0131.826
11PanisToyotaM871:22.1001.913
12TrulliRenaultM651:22.3002.113
13WurzMcLarenM931:22.3792.192
14WebberJaguarM821:22.3812.194
15BriscoeToyotaM521:22.7642.577
16PantanoJordanB771:23.3993.212
17BruniMinardiB291:23.4493.262
18LeindersMinardiB341:24.4414.254