✓ 12. 4. Brazilian Grand Prix Rio de Janeiro ✓ 3. 5. San Marino Grand Prix Nigel Mansell Imola ✓ 17. 5. Belgian Grand Prix Spa ✓ 31. 5. Monaco Grand Prix Ayrton Senna Monte Carlo ✓ 21. 6. Detroit Grand Prix Detroit ✓ 5. 7. French Grand Prix Nigel Mansell Le Castellet ✓ 12. 7. British Grand Prix Silverstone ✓ 26. 7. German Grand Prix Nelson Piquet Hockenheim ✓ 9. 8. Hungarian Grand Prix Budapest ✓ 16. 8. Austrian Grand Prix Nigel Mansell Spielberg ✓ 6. 9. Italian Grand Prix Monza ✓ 20. 9. Portuguese Grand Prix Alain Prost Estoril ✓ 27. 9. Spanish Grand Prix Jerez de la Frontera ✓ 18. 10. Mexican Grand Prix Nigel Mansell Mexico City ✓ 1. 11. Japanese Grand Prix Suzuka ✓ 15. 11. Australian Grand Prix Gerhard Berger Adelaide