The first session of free practice for the Malaysian GP belonged to Mark Webber. Red Bull Racing driver was ahead of Kimi Raikkonen and Sebastian Vettel.
In a session held at the Sepang circuit Webber recorded the fastest time of 1 minute 36.935 seconds after devouring 15 laps. He was 0.068 seconds ahead of Lotus Renault driver Kimi Raikkonen.
Meanwhile, team-mate Webber, Vettel, had to settle for third place with a record time of 1 minute 37.104 seconds. Fernando Alonso and Nico Rosberg completing the top five first free practice session.
Being in sixth place until the 10 is Adrian Sutil, Felipe Massa, Paul di Resta, Lewis Hamilton and Romain Grosjean. Duo McLaren Mercedes, Jenson Button and Sergio Perez, appeared less slick because it was ranked 11th and the 13th.
The results of 10 large Malaysian GP Free Practice I
1. Mark Webber Red Bull-Renault 1m36.935s 15
2. Kimi Raikkonen Lotus-Renault 1m37.003s + 0.068s 15
3. Sebastian Vettel Red Bull-Renault 1m37.104s + 0.169s 21
4. Fernando Alonso Ferrari 1m37.319s + 0.384s 13
5. Nico Rosberg Mercedes 1m37.588s + 0.653s 19
6. Adrian Sutil Force India-Mercedes 1m37.769s + 0.834s 17
7. Felipe Massa Ferrari 1m37.771s + 0.836s 15
8. Paul di Resta Force India-Mercedes 1m37.773s + 0.838s 15
9. Lewis Hamilton Mercedes 1m37.840s + 0.905s 18
10. Romain Grosjean Lotus-Renault 1m37.915s + 0.980s 17