2004 Kia Optima check engine light reports
6 NHTSA complaints describe persistent or recurring check-engine warnings on the 2004 Kia Optima — roughly 3% of all complaints for this model year.
6
Check engine light reports
3%
share of complaints
85,000 mi
median reported incident mileage (all complaints)
Components reported on this vehicle
Check engine light in other Optima years
| 2020 Optima | 28 |
| 2019 Optima | 20 |
| 2018 Optima | 27 |
| 2017 Optima | 43 |
| 2016 Optima | 102 |
| 2015 Optima | 102 |
| 2014 Optima | 49 |
| 2013 Optima | 108 |
| 2012 Optima | 73 |
| 2011 Optima | 42 |
Other symptoms owners describe on the 2004 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 2004 Kia Optima report before drawing conclusions.