Electrical System Related Problems of the 2018 Kia Motor Optima

Table 1 shows three common electrical system related problems of the 2018 Kia Motor Optima. The number one most common problem is related to the electrical system (36 problems). The second most common problem is related to the alternator/generator/regulator (one problem).

Table 1. Electrical System related problems of Kia Motor Optima


Recently reported Electrical System problems of the 2018 Kia Motor Optima

The Electrical System problem

I am submitting this complaint regarding ongoing and persistent mechanical issues with my vehicle since the time of purchase. The vehicle has repeatedly shut off unexpectedly, creating a serious safety concern.   Read details...

The Alternator/generator/regulator problem

I have 63,826 miles on my 2018 kia Optima s and I drove it to the store and all my light on the dash came on when I would come to a stop and my power steering would go out and about cause me to wreck. I was told that it was my alternator but after getting a new alternator I then drove it to get   Read details...

The Ignition Coil Spark Plugs problem

The contact owns a 2018 kia Optima. The contact stated that the vehicle was sputtering while being started. The contact stated that the vehicle also sputtered while driving at various speeds, and while reversing. The check engine warning light was illuminated.   Read details...


Electrical System related problems in other Kia Motor Optima model year vehicles:



Safety Ratings of Optima Cars
Fuel Economy of Optima Vehicles
Optima Defect Investigations