| 🇦🇺Australian Grand Prix 1991 | 3 Nov 1991 | Satoru Nakajima | 24 | Spun off | |
| 🇦🇺Australian Grand Prix 1991 | 3 Nov 1991 | Stefano Modena | 9 | 10 | |
| 🇯🇵Japanese Grand Prix 1991 | 20 Oct 1991 | Satoru Nakajima | 15 | Spun off | |
| 🇯🇵Japanese Grand Prix 1991 | 20 Oct 1991 | Stefano Modena | 14 | 6 | 1 |
| 🇪🇸Spanish Grand Prix 1991 | 29 Sept 1991 | Stefano Modena | 14 | 16 | |
| 🇪🇸Spanish Grand Prix 1991 | 29 Sept 1991 | Satoru Nakajima | 18 | 17 | |
| 🇵🇹Portuguese Grand Prix 1991 | 22 Sept 1991 | Stefano Modena | 12 | Engine | |
| 🇵🇹Portuguese Grand Prix 1991 | 22 Sept 1991 | Satoru Nakajima | 17 | 13 | |
| 🇮🇹Italian Grand Prix 1991 | 8 Sept 1991 | Satoru Nakajima | 15 | Throttle | |
| 🇮🇹Italian Grand Prix 1991 | 8 Sept 1991 | Stefano Modena | 13 | Engine | |
| 🇧🇪Belgian Grand Prix 1991 | 25 Aug 1991 | Satoru Nakajima | 22 | Spun off | |
| 🇧🇪Belgian Grand Prix 1991 | 25 Aug 1991 | Stefano Modena | 10 | Oil leak | |
| 🇭🇺Hungarian Grand Prix 1991 | 11 Aug 1991 | Satoru Nakajima | 14 | 15 | |
| 🇭🇺Hungarian Grand Prix 1991 | 11 Aug 1991 | Stefano Modena | 8 | 12 | |
| 🇩🇪German Grand Prix 1991 | 28 Jul 1991 | Stefano Modena | 14 | 13 | |
| 🇩🇪German Grand Prix 1991 | 28 Jul 1991 | Satoru Nakajima | 13 | Gearbox | |
| 🇬🇧British Grand Prix 1991 | 14 Jul 1991 | Satoru Nakajima | 15 | 8 | |
| 🇬🇧British Grand Prix 1991 | 14 Jul 1991 | Stefano Modena | 10 | 7 | |
| 🇫🇷French Grand Prix 1991 | 7 Jul 1991 | Satoru Nakajima | 18 | Spun off | |
| 🇫🇷French Grand Prix 1991 | 7 Jul 1991 | Stefano Modena | 11 | Gearbox | |
| 🇲🇽Mexican Grand Prix 1991 | 16 Jun 1991 | Stefano Modena | 8 | 11 | |
| 🇲🇽Mexican Grand Prix 1991 | 16 Jun 1991 | Satoru Nakajima | 13 | 12 | |
| 🇨🇦Canadian Grand Prix 1991 | 2 Jun 1991 | Stefano Modena | 9 | 2 | 6 |
| 🇨🇦Canadian Grand Prix 1991 | 2 Jun 1991 | Satoru Nakajima | 12 | 10 | |
| 🇲🇨Monaco Grand Prix 1991 | 12 May 1991 | Satoru Nakajima | 11 | Spun off | |
| 🇲🇨Monaco Grand Prix 1991 | 12 May 1991 | Stefano Modena | 2 | Engine | |
| 🇮🇹San Marino Grand Prix 1991 | 28 Apr 1991 | Satoru Nakajima | 10 | Transmission | |
| 🇮🇹San Marino Grand Prix 1991 | 28 Apr 1991 | Stefano Modena | 6 | Transmission | |
| 🇧🇷Brazilian Grand Prix 1991 | 24 Mar 1991 | Stefano Modena | 9 | Gearbox | |
| 🇧🇷Brazilian Grand Prix 1991 | 24 Mar 1991 | Satoru Nakajima | 16 | Spun off | |
| 🇺🇸United States Grand Prix 1991 | 10 Mar 1991 | Satoru Nakajima | 16 | 5 | 2 |
| 🇺🇸United States Grand Prix 1991 | 10 Mar 1991 | Stefano Modena | 11 | 4 | 3 |