2015 Hyundai Sonata defect investigations

Investigations by NHTSA’s Office of Defects Investigation that name the 2015 Hyundai Sonata. An investigation is how complaints can become a recall: complaints → investigation → (sometimes) TSB → recall.

• Loss of Motive Power
  Defect Petition DP22003 · opened Sep 12, 2022 · closed Dec 12, 2023

  The National Highway Traffic Safety Administration (NHTSA) received a letter dated July 13, 2022, petitioning the Agency to initiate a safety defect investigation into loss of motive power allegations attributed to oil drain pan assembly failures on certain Hyundai Motor America, Inc. and Kia America, Inc. vehicles spa…

• Engine Fires
  Engineering Analysis EA21003 · opened Dec 22, 2021 · closed Feb 5, 2024 · led to recall 23V877

  On March 29, 2019, the Office of Defects Investigation (ODI) opened two Preliminary Evaluations (PE19-003 on Hyundai and PE19-004 on Kia) to broadly investigate incidents of non-crash fires (regardless of origin or operational status of the vehicle) on various model year Hyundai and Kia vehicles. During the PE investig…

• Throttle control system vulnerabilities
  Defect Petition DP21003 · opened Nov 12, 2021 · closed Jun 20, 2023

  The Office of Defects Investigation (ODI) of the National Highway Traffic Safety Administration (NHTSA) received a petition letter dated October 10, 2021, requesting an investigation of possible defects in the electronic throttle control (ETC) system on certain Kia vehicles resulting in the opening of DP21-003. Accordi…

• Electrical overstress
  Engineering Analysis EA19001 · opened Apr 19, 2019 · closed Sep 19, 2024 · led to recall 20V024

  The Office of Defects Investigation (ODI) opened this investigation to determine if the failure of airbags to deploy during severe crashes, in certain vehicles, was the result of a safety related defect. During the investigation a complex failure was studied that can result in non-deployment of subject vehicle air bags…