Loud Engine Noise problems of the 2012 Toyota Highlander

Tl - the contact owns a 2012 Toyota Highlander. The contact stated that while driving approximately 35 mph and steering to the right, the engine suddenly emitted an abnormal noise. The contact also stated that the headlights would not shut off intermittently when powering off the vehicle. In addition, the defroster for the rear window would not function properly, causing the windows to remain foggy for a long period of time. The vehicle was taken to the dealer for diagnostic testing where the technician advised that there were no failures. The manufacturer was made aware of the failure and advised the contact that the vehicle was not included in any recalls. The vehicle was not repaired. The approximate failure mileage was 1,000 and the current mileage was 3,300. Kmj.