The contact owns a 2023 Tesla Model Y. The contact stated while reversing at 5 MPH, the parking sensor was inoperable, and the vehicle crashed into a parked vehicle. The contact stated that there was no damage to the other vehicle. The contact's rear bumper on the vehicle was dented. The contact stated that the parking sensor displayed an incorrect distance measurement and had not worked properly for the past eight months. The contact stated that he contacted Tesla several times in the past regarding the failure and was advised that an upgrade for the software would be forthcoming. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The manufacturer was made aware of the failure. The failure mileage was approximately 5,000.