2021 Hyundai Sonata check engine light reports
12 NHTSA complaints describe persistent or recurring check-engine warnings on the 2021 Hyundai Sonata — roughly 10% of all complaints for this model year.
12
Check engine light reports
10%
share of complaints
35,000 mi
median reported incident mileage (all complaints)
Components reported on this vehicle
Check engine light in other Sonata years
| 2023 Sonata | 13 |
| 2022 Sonata | 11 |
| 2020 Sonata | 27 |
| 2019 Sonata | 12 |
| 2018 Sonata | 60 |
| 2017 Sonata | 88 |
| 2016 Sonata | 99 |
| 2015 Sonata | 152 |
| 2014 Sonata | 64 |
| 2013 Sonata | 130 |
Other symptoms owners describe on the 2021 Hyundai Sonata
Symptom counts come from keyword analysis of complaint narratives. One complaint can describe several symptoms, and classification is approximate — read the underlying reports on the full 2021 Hyundai Sonata report before drawing conclusions.