Stefan Johansson race record
| Grand Prix | Date | Team | Grid | Finish | Pts |
|---|---|---|---|---|---|
| Portuguese Grand Prix 1989 | 24 Sept 1989 | Onyx | 12 | 3 | 4 |
| Belgian Grand Prix 1989 | 27 Aug 1989 | Onyx | 15 | 8 | |
| Hungarian Grand Prix 1989 | 13 Aug 1989 | Onyx | 24 | Gearbox | |
| German Grand Prix 1989 | 30 Jul 1989 | Onyx | 24 | Overheating | |
| French Grand Prix 1989 | 9 Jul 1989 | Onyx | 13 | 5 | 2 |
| Canadian Grand Prix 1989 | 18 Jun 1989 | Onyx | 18 | Disqualified | |
| United States Grand Prix 1989 | 4 Jun 1989 | Onyx | 19 | Suspension | |
| Mexican Grand Prix 1989 | 28 May 1989 | Onyx | 21 | Transmission |