The 2004 Toyota Indy 400 was Round 15 of the 2004 IndyCar Series. The event was held at Auto Club Speedway in Fontana, California, United States on 3 October 2004. Helio Castroneves started on pole position and Adrian Fernandez was the race winner.
TOYOTA INDY 400 Race Result
| Pos. | No. | Driver | Chassis | Engine | Tire | Started | Laps | Total Time | Laps Led | Status | Points | Avg. Speed | Pit Stops |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | Adrian Fernandez | G-Force | Honda | Firestone | 4 | 200 | - | 18 | Running | 50 | 178.826 | - |
| 2 | 11 | Tony Kanaan | Dallara | Honda | Firestone | 21 | 200 | - | 25 | Running | 40 | - | - |
| 3 | 26 | Dan Wheldon | Dallara | Honda | Firestone | 13 | 200 | - | 4 | Running | 35 | - | - |
| 4 | 6 | Sam Hornish Jr. | Dallara | Toyota | Firestone | 3 | 200 | - | 4 | Running | 32 | - | - |
| 5 | 15 | Buddy Rice | G-Force | Honda | Firestone | 6 | 200 | - | 0 | Running | 30 | - | - |
| 6 | 27 | Dario Franchitti | Dallara | Honda | Firestone | 9 | 200 | - | 0 | Running | 28 | - | - |
| 7 | 3 | Helio Castroneves | Dallara | Toyota | Firestone | 1 | 200 | - | 145 | Running | 29 | - | - |
| 8 | 1 | Scott Dixon | G-Force | Toyota | Firestone | 2 | 199 | - | 0 | Running | 24 | - | - |
| 9 | 2 | Townsend Bell | Dallara | Chevrolet | Firestone | 16 | 199 | - | 0 | Running | 22 | - | - |
| 10 | 13 | Mark Taylor | G-Force | Honda | Firestone | 11 | 199 | - | 4 | Running | 20 | - | - |
| 11 | 8 | Scott Sharp | Dallara | Toyota | Firestone | 14 | 199 | - | 0 | Running | 19 | - | - |
| 12 | 52 | Ed Carpenter | Dallara | Chevrolet | Firestone | 10 | 198 | - | 0 | Running | 18 | - | - |
| 13 | 55 | Kosuke Matsuura | G-Force | Honda | Firestone | 20 | 198 | - | 0 | Running | 17 | - | - |
| 14 | 12 | Tora Takagi | Dallara | Toyota | Firestone | 19 | 196 | - | 0 | Running | 16 | - | - |
| 15 | 4 | Tomas Scheckter | Dallara | Chevrolet | Firestone | 12 | 193 | - | 0 | Accident | 15 | - | - |
| 16 | 20 | Tomas Enge | Dallara | Chevrolet | Firestone | 17 | 190 | - | 0 | Accident | 14 | - | - |
| 17 | 7 | Bryan Herta | Dallara | Honda | Firestone | 8 | 188 | - | 0 | Running | 13 | - | - |
| 18 | 51 | Alex Barron | Dallara | Chevrolet | Firestone | 15 | 185 | - | 0 | Accident | 12 | - | - |
| 19 | 14 | A.J. Foyt IV | Dallara | Toyota | Firestone | 7 | 178 | - | 0 | Accident | 12 | - | - |
| 20 | 24 | Felipe Giaffone | Dallara | Chevrolet | Firestone | 18 | 173 | - | 0 | Gear Box | 12 | - | - |
| 21 | 17 | Vitor Meira | G-Force | Honda | Firestone | 5 | 170 | - | 0 | Gear Box | 12 | - | - |
| 22 | 10 | Darren Manning | G-Force | Toyota | Firestone | 22 | 0 | - | 0 | DNS | 12 | - | - |