The contact is a police officer from the Simi police department, who called on behalf of the owner of a 2026 Tesla Model Y. The contact stated the owner was driving at 30 MPH with full autopilot mode with direction destination set, the vehicle increased in speed to make a U-turn on the opposite side of a driveway; therefore, the driver attempted to disengage the autopilot and depressed the brake pedal. The vehicle failed to stop and instead increased in speed, causing the driver to crash into a curb, a Dodge Ram truck, a light pole, and an occupied Nissan Maxima vehicle, where the vehicle came to a stop. Both vehicles that were crashed into were occupied by 1 occupant each. The contact stated the owner's air bags did not deploy. The contact stated that the owner did not sustain any injuries. No medical attention was required. The vehicle was towed to an auto collision center; however, the vehicle looked drivable. A police report was filed. The manufacturer was not notified of the failure. The approximate failure mileage was 5,000.