Countdown to
000d 00h 00m 00sBarcelona, 1 Mar 2012
| Date: | Thursday, 1 March 2012 |
| Session: | Day 1 (of 4) |
| Track: | Barcelona |
| Track length: | 4.655 km |
| Weather: | Sunny (Air: 9-21°C, Track: 11-27°C) |
| News article: | Barcelona: Day 1 driver and team personnel quotes Grosjean laps quickest as Barcelona test resumes |
Test times
| P | Driver | Constructor | Car | T | Time | Gap | Avg Speed | Laps |
| 1 | Romain Grosjean | Lotus-Renault | E20 | P | 1:23.252 | 201.292 | 73 | |
| 2 | Jenson Button | McLaren-Mercedes | MP4-27 | P | 1:23.510 | 0.258 | 200.671 | 64 |
| 3 | Sergio Pérez | Sauber-Ferrari | C31 | P | 1:23.820 | 0.568 | 199.928 | 118 |
| 4 | Mark Webber | Red Bull-Renault | RB8 | P | 1:23.830 | 0.578 | 199.905 | 102 |
| 5 | Nico Rosberg | Mercedes | W03 | P | 1:23.992 | 0.740 | 199.519 | 128 |
| 6 | Jean-Éric Vergne | Toro Rosso-Ferrari | STR7 | P | 1:24.216 | 0.964 | 198.988 | 113 |
| 7 | Paul di Resta | Force India-Mercedes | VJM05 | P | 1:24.305 | 1.053 | 198.778 | 98 |
| 8 | Felipe Massa | Ferrari | F2012 | P | 1:24.318 | 1.066 | 198.748 | 105 |
| 9 | Vitaly Petrov | Caterham-Renault | CT01 | P | 1:24.876 | 1.624 | 197.441 | 123 |
| 10 | Pastor Maldonado | Williams-Renault | FW34 | P | 1:25.587 | 2.335 | 195.801 | 58 |