2015 Hyundai Santa FE electrical system problems

What owners report

• “The engine has basically come apart. There is a timing chain issue, the engine is not recalled and it is getting where the car cannot drive. There is a constant smell of burning electrical wires. There’s also issues with the heating and air that is related to electrical.”

  filed Oct 27, 2024

• “The engine is continually knocking. It has caused the powertrain system to start to fail. The interior portion of the car with electrical is malfunctioning and causing the car to lag. Many attempts have been taken to get the vehicle fixed to no avail. $1,000 just to take out the engine to diagnose…”

  filed Jun 17, 2024

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

Related service bulletins

• Certain 2012 – 2017 model year Accent, 2012 – 2017 model year Azera, 2013 – 2018 model year Santa Fe Sport, 2013 – 2019 model year Santa Fe, and 2012 – 2017 model year Veloster vehicles may exhibit an intermittent…

  Z01 Letter · Warranty Program/Extension · issued May 23, 2026

• Some vehicles listed below may exhibit an intermittent airbag warning light and DTC(s) B1763 (OCS ECU Defect), and/or B1764 (OCS Mat Defect) may be stored. Hyundai is extending the warranty coverage of the sensor for…

  26-BE-011H TSB · Warranty Program/Extension · issued Apr 25, 2026

• In response to this trend, we engineered a software upgrade that addresses the social media theft method and made it available to owners of eligible models free of charge at authorized Hyundai dealers since early 2023…

  P33 OL · Other · issued Dec 19, 2025

• Upon customer's request ONLY, the Technical Service Bulletin (TSB) 25-01-089H provides the service procedure for installation of a key cylinder reinforcement protector assembly and two anti-theft decals on the front…

  25-01-089H DCS · Other · issued Dec 15, 2025

Electrical System problems in other Santa FE years

Other reported problem areas on the 2015 Hyundai Santa FE