2016 Hyundai Sonata Hybrid electrical system problems
35 owner complaints filed with NHTSA name the electrical system on the 2016 Hyundai Sonata Hybrid — 27% of all complaints for this model year.
What owners report
“Vehicle Impact:While driving, the vehicle suddenly displayed a "Check Hybrid System" warning on the dashboard and suffered a complete, sudden loss of propulsion while on the road. The vehicle dropped power completely and would not restart, creating an immediate, severe safety hazard to myself and…”
filed Sep 7, 2026
“The car will randomly lose acceleration and jerk forward. It will make a beeping noise while the hev system warning flashes on the dash. It also says to turn off engine. While the warning is flashing and engine light is on it goes into a limp mode and you have limited acceleration. It has almost…”
filed Oct 9, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Smart Junction Box (SJB) software logic may not properly interpret the signals received…Campaign 21V749000 · Sep 24, 2021
Related service bulletins
Some vehicles may exhibit a loss of connectivity or interruptions in the middle of using Bluelink Service functions. This may be due to an irregular disconnection on Verizon’s communication network. Follow the procedure…
25-01-024H-1 TSB · Service Campaign · issued May 8, 2025Some vehicles may exhibit a loss of connectivity or interruptions in the middle of using Bluelink Service functions. This may be due to an irregular disconnection on Verizon's communication network. If you are…
25-01-024H EM · Service Campaign · issued Apr 7, 2025Some vehicles may exhibit a loss of connectivity or interruptions in the middle of using Bluelink Service functions. This may be due to an irregular disconnection on Verizon’s communication network. Follow the procedure…
25-01-024H TSB · Service Campaign · issued Mar 18, 2025This bulletin provides instructions to update the 4th generation AVN head unit software to ensure the SIM Over The Air function for the Bluelink service is operating properly.
24-01-050H-1 · Service Campaign · issued Sep 11, 2024
Electrical System problems in other Sonata Hybrid years
| Year | Reports | Share |
|---|---|---|
| 2022 Sonata Hybrid | 11 | 58% |
| 2021 Sonata Hybrid | 25 | 47% |
| 2017 Sonata Hybrid | 18 | 23% |
| 2015 Sonata Hybrid | 24 | 46% |
| 2014 Sonata Hybrid | 10 | 37% |
| 2013 Sonata Hybrid | 24 | 22% |
| 2012 Sonata Hybrid | 23 | 15% |
| 2011 Sonata Hybrid | 17 | 18% |
Other reported problem areas on the 2016 Hyundai Sonata Hybrid
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.