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07/27/2026/AutosportTechnical

The data behind Russell’s engine software issue that caused his Hungarian GP slow start

Summary

George Russell suffered a Mercedes Formula 1 engine software issue that put the revs out of control while on the Hungarian Grand Prix grid and triggered his slow start.

Article

George Russell suffered a Mercedes Formula 1 engine software issue that put the revs out of control while on the Hungarian Grand Prix grid and triggered his slow start.

On Saturday, a water leak caused by hitting a kerb destroyed his engine, forcing Mercedes into an engine change ahead of the race. But on the grid an issue at the start triggered anti‑stall, costing him several positions and.