1 | 1 | Brazilian Grand Prix | 19 | Benetton Formula | Benetton B189 | Ford Cosworth DFR 3.5 V8 | 12 | Engine |
2 | 3 | Monaco Grand Prix | 19 | Benetton Formula | Benetton B188 | Ford Cosworth DFR 3.5 V8 | 6 | Gearbox |
3 | 5 | Canadian Grand Prix | 19 | Benetton Formula | Benetton B188 | Ford Cosworth DFR 3.5 V8 | 5 | Ignition |
4 | 6 | Detroit Grand Prix | 19 | Benetton Formula | Benetton B188 | Ford Cosworth DFR 3.5 V8 | 7 | Suspension |
5 | 10 | Hungarian Grand Prix | 19 | Benetton Formula | Benetton B188 | Ford Cosworth DFR 3.5 V8 | 5 | Overheating |
6 | 13 | Portuguese Grand Prix | 19 | Benetton Formula | Benetton B188 | Ford Cosworth DFR 3.5 V8 | 9 | Handling |
7 | 16 | Australian Grand Prix | 19 | Benetton Formula | Benetton B188 | Ford Cosworth DFR 3.5 V8 | 8 | Spun Off |