Canadian Grand Prix
| Pos | Driver | Team | Q1 | Q2 | Q3 |
|---|
| Pos | Driver | Team | Grid | Time/Status | Points |
|---|---|---|---|---|---|
| 1 | Nigel Mansell | Williams | 1 | 1:42:26.415 | 9.0 |
| 2 | Alain Prost | McLaren | 4 | +20.659 | 6.0 |
| 3 | Nelson Piquet | Williams | 3 | +36.262 | 4.0 |
| 4 | Keke Rosberg | McLaren | 6 | +1:35.673 | 3.0 |
| 5 | Ayrton Senna | Team Lotus | 2 | +1 Lap | 2.0 |
| 6 | René Arnoux | Ligier | 5 | +1 Lap | 1.0 |
| 7 | Jacques Laffite | Ligier | 8 | +1 Lap | |
| 8 | Michele Alboreto | Ferrari | 11 | +1 Lap | |
| 9 | Martin Brundle | Tyrrell | 19 | +2 Laps | |
| 10 | Alan Jones | Lola | 13 | +3 Laps | |
| 11 | Philippe Streiff | Tyrrell | 17 | +4 Laps | |
| 12 | Huub Rothengatter | Zakspeed | 24 | +6 Laps | |
| R | Riccardo Patrese | Brabham | 9 | Turbo | |
| R | Piercarlo Ghinzani | Osella | 23 | Gearbox | |
| R | Andrea de Cesaris | Minardi | 21 | Gearbox | |
| R | Thierry Boutsen | Arrows | 12 | Electrical | |
| R | Gerhard Berger | Benetton | 7 | Turbo | |
| R | Stefan Johansson | Ferrari | 18 | Accident | |
| R | Johnny Dumfries | Team Lotus | 16 | Accident | |
| R | Jonathan Palmer | Zakspeed | 22 | Engine | |
| R | Derek Warwick | Brabham | 10 | Engine | |
| R | Alessandro Nannini | Minardi | 20 | Turbo | |
| R | Teo Fabi | Benetton | 15 | Battery | |
| R | Christian Danner | Osella | 25 | Turbo | |
| R | Patrick Tambay | Lola | 14 | Accident |
| Pos | Driver | Team | Grid | Time/Status | Points |
|---|