| Date: | Monday, 15 December 2008 |
| Session: | Day 1 (of 3) |
| Track: | Jerez |
| Track length: | 4.429 km |
| Weather: | Cold in the morning but sunny all day (Air: 4-12°C, Track: 4-16°C) |
| News article: | Jerez: Day 1 team test notes |
| P | Driver | Constructor | Car | T | Time | Gap | Avg Speed | Laps |
| 1 | Sébastien Buemi | Red Bull-Renault | RB4 | B | 1:17.704 | 205.194 | 71 | |
| 2 | Nick Heidfeld | BMW Sauber-BMW | F1.08B | B | 1:19.223 | 1.519 | 201.260 | 75 |
| 3 | Brendon Hartley | Red Bull-Renault | RB4 | B | 1:19.586 | 1.882 | 200.342 | 83 |
| 4 | Christian Klien | BMW Sauber-BMW | F1.08B | B | 1:19.655 | 1.951 | 200.168 | 95 |
| 5 | Nico Hülkenberg | Williams-Toyota | FW30B | B | 1:20.704 | 3.000 | 197.566 | 100 |