| 🇨🇦Canadian Grand Prix 1978 | 8 Oct 1978 | Mario Andretti | 9 | 10 | |
| 🇨🇦Canadian Grand Prix 1978 | 8 Oct 1978 | Jean-Pierre Jarier | 1 | Oil leak | |
| 🇺🇸United States Grand Prix 1978 | 1 Oct 1978 | Hector Rebaque | 23 | Clutch | |
| 🇺🇸United States Grand Prix 1978 | 1 Oct 1978 | Mario Andretti | 1 | Engine | |
| 🇺🇸United States Grand Prix 1978 | 1 Oct 1978 | Jean-Pierre Jarier | 8 | 15 | |
| 🇮🇹Italian Grand Prix 1978 | 10 Sept 1978 | Mario Andretti | 1 | 6 | 1 |
| 🇮🇹Italian Grand Prix 1978 | 10 Sept 1978 | Ronnie Peterson | 5 | Accident | |
| 🇳🇱Dutch Grand Prix 1978 | 27 Aug 1978 | Ronnie Peterson | 2 | 2 | 6 |
| 🇳🇱Dutch Grand Prix 1978 | 27 Aug 1978 | Hector Rebaque | 20 | 11 | |
| 🇳🇱Dutch Grand Prix 1978 | 27 Aug 1978 | Mario Andretti | 1 | 1 | 9 |
| 🇦🇹Austrian Grand Prix 1978 | 13 Aug 1978 | Hector Rebaque | 18 | Accident | |
| 🇦🇹Austrian Grand Prix 1978 | 13 Aug 1978 | Mario Andretti | 2 | Accident | |
| 🇦🇹Austrian Grand Prix 1978 | 13 Aug 1978 | Ronnie Peterson | 1 | 1 | 9 |
| 🇩🇪German Grand Prix 1978 | 30 Jul 1978 | Hector Rebaque | 18 | 6 | 1 |
| 🇩🇪German Grand Prix 1978 | 30 Jul 1978 | Ronnie Peterson | 2 | Gearbox | |
| 🇩🇪German Grand Prix 1978 | 30 Jul 1978 | Mario Andretti | 1 | 1 | 9 |
| 🇬🇧British Grand Prix 1978 | 16 Jul 1978 | Hector Rebaque | 21 | Gearbox | |
| 🇬🇧British Grand Prix 1978 | 16 Jul 1978 | Ronnie Peterson | 1 | Fuel system | |
| 🇬🇧British Grand Prix 1978 | 16 Jul 1978 | Mario Andretti | 2 | Engine | |
| 🇫🇷French Grand Prix 1978 | 2 Jul 1978 | Mario Andretti | 2 | 1 | 9 |
| 🇫🇷French Grand Prix 1978 | 2 Jul 1978 | Ronnie Peterson | 5 | 2 | 6 |
| 🇸🇪Swedish Grand Prix 1978 | 17 Jun 1978 | Mario Andretti | 1 | Engine | |
| 🇸🇪Swedish Grand Prix 1978 | 17 Jun 1978 | Hector Rebaque | 21 | 12 | |
| 🇸🇪Swedish Grand Prix 1978 | 17 Jun 1978 | Ronnie Peterson | 4 | 3 | 4 |
| 🇪🇸Spanish Grand Prix 1978 | 4 Jun 1978 | Mario Andretti | 1 | 1 | 9 |
| 🇪🇸Spanish Grand Prix 1978 | 4 Jun 1978 | Hector Rebaque | 20 | Exhaust | |
| 🇪🇸Spanish Grand Prix 1978 | 4 Jun 1978 | Ronnie Peterson | 2 | 2 | 6 |
| 🇧🇪Belgian Grand Prix 1978 | 21 May 1978 | Ronnie Peterson | 7 | 2 | 6 |
| 🇧🇪Belgian Grand Prix 1978 | 21 May 1978 | Mario Andretti | 1 | 1 | 9 |
| 🇲🇨Monaco Grand Prix 1978 | 7 May 1978 | Ronnie Peterson | 7 | Gearbox | |
| 🇲🇨Monaco Grand Prix 1978 | 7 May 1978 | Mario Andretti | 4 | 11 | |
| 🇺🇸United States Grand Prix West 1978 | 2 Apr 1978 | Ronnie Peterson | 6 | 4 | 3 |
| 🇺🇸United States Grand Prix West 1978 | 2 Apr 1978 | Mario Andretti | 4 | 2 | 6 |
| 🇿🇦South African Grand Prix 1978 | 4 Mar 1978 | Mario Andretti | 2 | 7 | |
| 🇿🇦South African Grand Prix 1978 | 4 Mar 1978 | Hector Rebaque | 21 | 10 | |
| 🇿🇦South African Grand Prix 1978 | 4 Mar 1978 | Ronnie Peterson | 12 | 1 | 9 |
| 🇧🇷Brazilian Grand Prix 1978 | 29 Jan 1978 | Hector Rebaque | 22 | Physical | |
| 🇧🇷Brazilian Grand Prix 1978 | 29 Jan 1978 | Ronnie Peterson | 1 | Collision | |
| 🇧🇷Brazilian Grand Prix 1978 | 29 Jan 1978 | Mario Andretti | 3 | 4 | 3 |
| 🇦🇷Argentine Grand Prix 1978 | 15 Jan 1978 | Mario Andretti | 1 | 1 | 9 |
| 🇦🇷Argentine Grand Prix 1978 | 15 Jan 1978 | Ronnie Peterson | 3 | 5 | 2 |