Lotus driver Romain Grosjean finished first in a rain-hit final practice session in Melbourne ahead of the Australian Grand Prix.
The Frenchman set a time of 1:26.929, which was 0.071 quicker than second-placed Fernando Alonso.
Ferrari's Felipe Massa finished in third, while Force India's Paul di Resta put in a solid time of 1:27.533 to place fourth.
Wet weather restricted the teams to only a few laps of running as they looked to prepare for qualifying, which begins later today at 6am GMT.
World Champion Sebastian Vettel pulled off the track with a hydraulic failure after clocking a time of 1:29.808 which left him 12th. Red Bull teammate Mark Webber finished just behind him in 13th.
Mercedes's Lewis Hamilton didn't get to complete a lap in the dry in Melbourne and recorded a time of 1:47.246, which left him 22nd.
1. Romain Grosjean (Lotus)
2. Fernando Alonso (Ferrari)
3. Felipe Massa (Ferrari)
4. Paul di Resta (Force India)
5. Kimi Raikkonen (Lotus)
6. Daniel Ricciardo (STR)
7. Jean-Eric Vergne (STR)
8. Adrian Sutil (Force India)
9. Nico Hulkenberg (Sauber)
10. Esteban Gutierrez (Sauber)
11. Nico Rosberg(Mercedes)
12. Sebastian Vettel(Red Bull)
13. Mark Webber (Red Bull)
14. Jules Bianchi (Marussia)
15. Giedo van der Garde (Caterham)
16. Charles Pic (Caterham)
17. Jenson Button (McLaren)
18. Sergio Perez (McLaren)
19. Pastor Maldonado (Williams)
20. Valtteri Bottas (Williams)
21. Max Chilton (Marussia)
22. Lewis Hamilton (Mercedes)