2018 Kia Optima check engine light reports
27 NHTSA complaints describe persistent or recurring check-engine warnings on the 2018 Kia Optima — roughly 12% of all complaints for this model year.
27
Check engine light reports
12%
share of complaints
99,500 mi
median mileage in check engine light reports (10 with odometer)
Components reported on this vehicle
Check engine light in other Optima years
| 2020 Optima | 28 |
| 2019 Optima | 20 |
| 2017 Optima | 43 |
| 2016 Optima | 102 |
| 2015 Optima | 102 |
| 2014 Optima | 49 |
| 2013 Optima | 108 |
| 2012 Optima | 73 |
| 2011 Optima | 42 |
| 2007 Optima | 6 |
Other symptoms owners describe on the 2018 Kia Optima
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 2018 Kia Optima report before drawing conclusions.