NHTSA Complaint #11459683 — 2017 HYUNDAI TUCSON

The contact owns a 2017 Hyundai Tucson. The contact stated while driving 80 MPH, the vehicle downshifted independently and decelerated to 30 MPH. There were no warning lights illuminated. The contact was able to veer to the side of the road and turned off the vehicle. The contact restarted the vehicle and continued driving. The contact stated that the failure had been reoccurring more frequently while driving. Additionally, the contact stated that the vehicle experienced excessive oil consumption. The contact became aware of NHTSA Campaign Number: 21V727000 (Engine) which she associated to the failure. The vehicle was taken to the local dealer who informed the contact that they could not replicate the failure. The dealer later notified the contact that the crankshaft sensor had failed and needed to be replaced. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 122,400.