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Charles Leclerc let one Ferrari secret slip after Baku and Fred Vasseur was reportedly unhappy

Charles Leclerc’s confirmation that he raced with Ferrari’s ADUO2 engine in Baku reportedly caused frustration for team principal Fred Vasseur, adding another layer to a difficult Azerbaijan Grand Prix weekend for the Maranello team. Ferrari arrived at round 15 of…

Published: Tuesday, 29 September 2026 at 6:41 PM
Charles Leclerc let one Ferrari secret slip after Baku and Fred Vasseur was reportedly unhappy
Key Things to Know
  • Fred Vasseur was reportedly frustrated after Charles Leclerc publicly confirmed racing with Ferrari's ADUO2 engine in Baku.
  • Ferrari had considered taking a grid penalty or using an older specification before fitting the ADUO2 power unit.
  • Leclerc finished the Azerbaijan Grand Prix in fourth place, while teammate Lewis Hamilton finished sixth.
The Story in 60 Seconds

Charles Leclerc reportedly caused frustration for Ferrari team principal Fred Vasseur after revealing he used the team's ADUO2 engine specification at the Azerbaijan Grand Prix. The disclosure followed a difficult Baku race where Leclerc finished fourth and teammate Lewis Hamilton placed sixth, while Mercedes driver George Russell secured victory ahead of Red Bull's Max Verstappen.

According to a report from Top Speed Blog, Ferrari intended to keep the engine specification private following an underwhelming performance. The report also claimed rising tensions between Vasseur and his drivers, linking the situation to wider speculation regarding the team principal's future at Maranello.

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