2018 Kia Optima electrical system problems
The 2018 Kia Optima has 36 electrical system complaints filed with NHTSA — 11% of the year's total, and up sharply from the prior model year.
36
Electrical System complaints
11%
Share of year
0
Crash-involved
0
Related recalls
Electrical System complaints by year
What owners report
“Was driving on the interstate. The only light on was the ABS light and the car started smoking. Had to come to a stop as they were sparks coming from out under the car through it into park at around 15 mph steel jumped out of the car and within a minute the car was fully engulfed in flames. ”
Common questions
How many electrical system complaints does the 2018 Kia Optima have?
NHTSA has 36 complaints about the 2018 Kia Optima electrical system — 11% of all complaints filed for that model year.
Related
Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.
Compiled by Sharon Ben-Moshe, Founder.