Sergio Perez faces investigation for unusual incident in Brazil GP practice

Sergio Perez could be in trouble with F1's stewards after a bizarre incident in Brazil.

Sergio Perez, 2026 F1 Brazilian Grand Prix. Credit: XPB.
Sergio Perez, 2026 F1 Brazilian Grand Prix. Credit: XPB.
© XPB Images

Sergio Perez faces a Formula 1 stewards investigation for an unusual incident that occurred during final practice at the Sao Paulo Grand Prix. 

Perez was seen throwing something out of the cockpit his Cadillac in the closing stages of the final hour of practice running in Brazil on Saturday. 

The FIA summoned Perez for allegedly driving his car in an unsafe collision. 

Perez was asked by his race engineer Carlo Pasetti: “We saw you throwing something out of your car on the outlap. What was it?”

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"I don't know it was, uh..something came off," Perez responded. "I think the radio, where you put the radio cables, a little box.”

Pasetti replied: "Copy that. We will investigate.”

Perez, who ended FP3 20th fastest, is set to start Sunday’s grand prix from the back of the grid after Cadillac fitted new power unit components to his car.