| 🇦🇺Australian Grand Prix 1994 | 13 Nov 1994 | Simtek | 24 | Engine | |
| 🇯🇵Japanese Grand Prix 1994 | 6 Nov 1994 | Simtek | 24 | 12 | |
| 🇪🇸European Grand Prix 1994 | 16 Oct 1994 | Simtek | 25 | Engine | |
| 🇵🇹Portuguese Grand Prix 1994 | 25 Sept 1994 | Simtek | 24 | Collision | |
| 🇮🇹Italian Grand Prix 1994 | 11 Sept 1994 | Simtek | 26 | Puncture | |
| 🇧🇪Belgian Grand Prix 1994 | 28 Aug 1994 | Simtek | 21 | Wheel | |
| 🇭🇺Hungarian Grand Prix 1994 | 14 Aug 1994 | Simtek | 23 | 11 | |
| 🇩🇪German Grand Prix 1994 | 31 Jul 1994 | Simtek | 25 | Clutch | |
| 🇬🇧British Grand Prix 1994 | 10 Jul 1994 | Simtek | 25 | 15 | |
| 🇫🇷French Grand Prix 1994 | 3 Jul 1994 | Simtek | 24 | Transmission | |
| 🇨🇦Canadian Grand Prix 1994 | 12 Jun 1994 | Simtek | 25 | 14 | |
| 🇪🇸Spanish Grand Prix 1994 | 29 May 1994 | Simtek | 24 | 10 | |
| 🇲🇨Monaco Grand Prix 1994 | 15 May 1994 | Simtek | 22 | Engine | |
| 🇮🇹San Marino Grand Prix 1994 | 1 May 1994 | Simtek | 24 | Spun off | |
| 🇯🇵Pacific Grand Prix 1994 | 17 Apr 1994 | Simtek | 25 | Electrical | |
| 🇧🇷Brazilian Grand Prix 1994 | 27 Mar 1994 | Simtek | 26 | 12 | |
| 🇦🇺Australian Grand Prix 1990 | 4 Nov 1990 | Brabham | 25 | Spun off | |
| 🇯🇵Japanese Grand Prix 1990 | 21 Oct 1990 | Brabham | 21 | Clutch | |
| 🇵🇹Portuguese Grand Prix 1990 | 23 Sept 1990 | Brabham | 25 | Gearbox | |
| 🇧🇪Belgian Grand Prix 1990 | 26 Aug 1990 | Brabham | 24 | Electrical | |
| 🇩🇪German Grand Prix 1990 | 29 Jul 1990 | Brabham | 21 | Engine | |
| 🇫🇷French Grand Prix 1990 | 8 Jul 1990 | Brabham | 25 | 15 | |
| 🇲🇽Mexican Grand Prix 1990 | 24 Jun 1990 | Brabham | 21 | Electrical | |
| 🇲🇨Monaco Grand Prix 1990 | 27 May 1990 | Brabham | 25 | Transmission | |