Seasons Statistics
| Seasons | Harald Ertl | ||||||
| Year | Constructor | Champ.Pos. | Points | Races | Wins | Podiuns | Poles |
| 1975 | Hesketh-Ford | 24th | 0 | 3 | 0 | 0 | 0 |
| 1976 | Hesketh-Ford | 21st | 0 | 11 | 0 | 0 | 0 |
| 1977 | Hesketh-Ford | 30th | 0 | 3 | 0 | 0 | 0 |
| 1978 | ATS-Ford | 30th | 0 | 0 | 0 | 0 | 0 |
| 1978 | Ensign-Ford | 30th | 0 | 2 | 0 | 0 | 0 |
| 1980 | ATS-Ford | - | 0 | 0 | 0 | 0 | 0 |