2019 Hyundai SONATA PLUG-IN HYBRID problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
5 owner complaints analyzed
0 distinct recall campaigns
12,489 mi median reported failure mileage
Scope: 2019 model year. Data snapshot: . 2 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Fuel/Propulsion System is the most frequently named component, appearing in 3 of 5 complaints (60.0%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Braking behavior | 2 | 40.0% |
| Engine operation | 1 | 20.0% |
| Electrical and battery issues | 1 | 20.0% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Fuel/Propulsion System | 3 |
| Electrical System | 2 |
| Power Train | 2 |
| Engine | 1 |
| Unknown Or Other | 1 |
Fuel/Propulsion System: 3; Electrical System: 2; Power Train: 2; Engine: 1; Unknown Or Other: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 2 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 2; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
Under 25,000 miles has the most reports with usable mileage (2). 3 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2020 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2026 | 1 |
2020: 2; 2022: 1; 2023: 1; 2026: 1
Pattern summary
Fuel/Propulsion System leads the component reports. Braking behavior appears in 2 complaint narratives. Engine operation appears in 1 complaint narratives. Electrical and battery issues appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 11543096 · 2023-09-07 (September 7, 2023)
While driving the car it suddenly decelerated and multiple warning errors on electronics, driver assist, braking started going off then the error message of Check Hybrid Turn Engine Off came on. I was able to coast into a parking lot as the car could only go around 5 miles an hour. I turned the care off and on and the Check Hybrid Turn Engine Off remained for the 2 hours it took to have a tow truck come to take the car to a dealer. The car has 16,383 miles and prior to this there was no warning or error messages. The dealer hasn't reviewed…
Owner-reported narrative. Look up ODI 11543096 at NHTSA ↗
Owner report 11752871 · 2026-07-26 (July 26, 2026)
The high voltage battery will no longer charge neither from being plugged in to the charger on the wall nor from the buikt in system onboard the car. There are warning lights saying the inverter coolant is low but the reservoir is at the proper level. I suspect the coolant for the Hybrid charging inverter is bad and crystalizes causing blockages in the inverter coolant system. My car refuses to charge for the last 2 years. After a few seconds (about 7-10) the car shuts off the charging system when plugged in. And now that summer heat us he…
Owner-reported narrative. Look up ODI 11752871 at NHTSA ↗
Owner report 11365546 · 2020-10-21 (October 21, 2020)
THE MESSAGE "HYBRID SYSTEM FAILURE" SUDDENLY DISPLAYED AND THE VEHICLE LOST POWER AND STALLED. THIS OCCURED ON HYW (65MPH) AND NEARLY CAUSED WRECK FROM BEHIND
Owner-reported narrative. 24,922 miles reported. Look up ODI 11365546 at NHTSA ↗