Kimi Raikkonen set the fastest time of FP2 on Friday at the Malaysian Grand Prix.
The Lotus driver set the time before the rain began to fall in the final half and hour of practice in Sepang.
Behind him Sebastian Vettel set the second fastest time with Felipe Massa setting the third fastest time.
Fernando Alonso set the fourth fastest time at his 200th Grand Prix appearance ahead of Mark Webber who set the fifth fastest time and is also taking part in his 200th Grand Prix.
Romain Grosjean was sixth in the second Lotus ahead of Nico Rosberg in the Mercedes.
Behind them Paul di Resta set the eighth fastest time ahead of Lewis Hamilton in the second Mercedes.
Adrian Sutil set the 10th fastest time despite an issue with his car bringing his session to a premature end.
The Mclaren’s of Sergio Perez and Jenson Button were just outside the top ten setting the 11th and 12th times respectively and showing things do not look much better for the team in Malaysia.
The Sauber’s of Nico Hulkenberg and Esteban Gutierrez were13th and 14th with both drivers suffering spins during the session.
Jean Eric-Vergne was 15th for Toro Rosso ahead of Pastor Maldonado and teammate Daniel Ricciardo.
Jules Bianchi impressed for Marussia again setting the 18th fastest time ahead of Williams rookie Valtteri Bottas.
The Caterhams of Charles Pic and Giedo van der Garde set the 20th and 21st fastest times with Max Chilton setting the 22nd time.
FP3 is at 5am UK time with qualifying at 8am. Full coverage of all practice and qualifying sessions can be seen on Sky Sports F1. Extended highlights of qualifying are on BBC One at 1pm.