Jenson Button won the Malaysian Grand Prix 2009 at Sepang International Circuit on 5 April 2009, starting from pole position. Nick Heidfeld finished second for BMW Sauber, with Timo Glock completing the podium for Toyota. Jenson Button set the fastest lap with a time of 1:36.641.
| Pos | Grid | Driver | Team | Laps | Time / Status | Pts | FL |
|---|---|---|---|---|---|---|---|
| 1 | 1 | Jenson ButtonBUT | Brawn | 31 | 1:10:52.092 | 5 | ⚡ 1:36.641 |
| 2 | 10 | Nick HeidfeldHEI | BMW Sauber | 31 | +22.722 | 4 | |
| 3 | 3 | Timo GlockGLO | Toyota | 31 | +23.513 | 3 | |
| 4 | 2 | Jarno TrulliTRU | Toyota | 31 | +46.173 | 2.5 | |
| 5 | 8 | Rubens BarrichelloBAR | Brawn | 31 | +47.360 | 2 | |
| 6 | 5 | Mark WebberWEB | Red Bull | 31 | +52.333 | 1.5 | |
| 7 | 12 | Lewis HamiltonHAM | McLaren | 31 | +1:00.733 | 1 | |
| 8 | 4 | Nico RosbergROS | Williams | 31 | +1:11.576 | 0.5 | |
| 9 | 16 | Felipe MassaMAS | Ferrari | 31 | +1:16.932 | 0 | |
| 10 | 15 | Sébastien BourdaisBOU | Toro Rosso | 31 | +1:42.164 | 0 | |
| 11 | 9 | Fernando AlonsoALO | Renault | 31 | +1 Lap | 0 | |
| 12 | 11 | Kazuki NakajimaNAK | Williams | 31 | +1 Lap | 0 | |
| 13 | 17 | Nelson Piquet Jr.PIQ | Renault | 31 | +1 Lap | 0 | |
| 14 | 7 | Kimi RäikkönenRAI | Ferrari | 31 | +1 Lap | 0 | |
| 15 | 13 | Sebastian VettelVET | Red Bull | 30 | Spun off | 0 | |
| 16 | 20 | Sébastien BuemiBUE | Toro Rosso | 30 | Spun off | 0 | |
| 17 | 19 | Adrian SutilSUT | Force India | 30 | +1 Lap | 0 | |
| 18 | 18 | Giancarlo FisichellaFIS | Force India | 29 | Spun off | 0 | |
| R | 6 | Robert KubicaKUB | BMW Sauber | 1 | Engine | 0 | |
| R | 14 | Heikki KovalainenKOV | McLaren | 0 | Spun off | 0 |
| Pos | Driver | Team | Q1 | Q2 | Q3 |
|---|---|---|---|---|---|
| 1 | Jenson Button | Brawn | 1:35.058 | 1:33.784 | 1:35.181 |
| 2 | Jarno Trulli | Toyota | 1:34.745 | 1:33.990 | 1:35.273 |
| 3 | Sebastian Vettel | Red Bull | 1:34.935 | 1:34.276 | 1:35.518 |
| 4 | Rubens Barrichello | Brawn | 1:34.681 | 1:34.387 | 1:35.651 |
| 5 | Timo Glock | Toyota | 1:34.907 | 1:34.258 | 1:35.690 |
| 6 | Nico Rosberg | Williams | 1:35.083 | 1:34.547 | 1:35.750 |
| 7 | Mark Webber | Red Bull | 1:35.027 | 1:34.222 | 1:35.797 |
| 8 | Robert Kubica | BMW Sauber | 1:35.166 | 1:34.562 | 1:36.106 |
| 9 | Kimi Räikkönen | Ferrari | 1:35.476 | 1:34.456 | 1:36.170 |
| 10 | Fernando Alonso | Renault | 1:35.260 | 1:34.706 | 1:37.659 |
| 11 | Nick Heidfeld | BMW Sauber | 1:35.110 | 1:34.769 | - |
| 12 | Kazuki Nakajima | Williams | 1:35.341 | 1:34.788 | - |
| 13 | Lewis Hamilton | McLaren | 1:35.280 | 1:34.905 | - |
| 14 | Heikki Kovalainen | McLaren | 1:35.023 | 1:34.924 | - |
| 15 | Sébastien Bourdais | Toro Rosso | 1:35.507 | 1:35.431 | - |
| 16 | Felipe Massa | Ferrari | 1:35.642 | - | - |
| 17 | Nelson Piquet Jr. | Renault | 1:35.708 | - | - |
| 18 | Giancarlo Fisichella | Force India | 1:35.908 | - | - |
| 19 | Adrian Sutil | Force India | 1:35.951 | - | - |
| 20 | Sébastien Buemi | Toro Rosso | 1:36.107 | - | - |