The contact owns a 2018 Mazda CX-5. The contact stated that while driving at various speeds with the cruise control and the auto distance features activated, the vehicle would not accelerate while depressing the accelerator pedal. On several occasions while attempting to accelerate overtake a second vehicle, the speed suddenly decelerated instead. After turning off and restarting the vehicle, the vehicle operated as designed. During the failure, the Automatic Braking and Back Over Prevention camera was displayed. No further information was available. The vehicle was taken to the local dealer who performed a software update and later replaced the throttle body however, the failure recurred. The manufacturer was not yet notified of the failure. The failure mileage was 15,154.

- Granger, IN, USA