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2015 Kia Optima Electrical Problems

From NHTSA owner complaints and recalls. Updated Oct 17, 2026.

How common are electrical problems on the 2015 Kia Optima?

135 owners have reported electrical problems on the 2015 Kia Optima, 13% of all complaints for this year and the 2nd most reported problem area. Most reported problems happened at about 53,000–101,000 miles. No recall covers this problem.

135 complaints 13% of all 2015 complaints 81,000 miles typical

Which parts fail

The specific part named in each complaint.

Key / sender 4
Alternator / generator / regulator 1
Instrument cluster / panel 1
Management system / energy control module (BMS / BECM) 1
12v / 24v / 48v battery 1

Mileage when it failed

Each dot is a complaint that gave a mileage (54 of 135). The amber line is the middle value.

When problems were reported

Electrical complaints by the year the problem happened.

Electrical complaints by Optima year

2008 Optima 15
2009 Optima 16
2010 Optima 13
2011 Optima 63
2014 Optima 60
2015 Optima 135
2017 Optima 25
2018 Optima 33
2019 Optima 23
2020 Optima 14

Related recalls

No recall covers electrical problems on the 2015 Kia Optima. See all 4 recalls for this year.

Get an email when your 2015 Kia Optima gets a new recall

We check NHTSA every month. If a new recall or safety investigation covers the 2015 Kia Optima, you'll hear about it the same week.

One email per new recall. No spam, unsubscribe anytime.

Other 2015 Kia Optima problems

Common questions

What are common 2015 Kia Optima electrical problems?

Complaints most often name the key / sender, alternator / generator / regulator and instrument cluster / panel.

At what mileage do 2015 Kia Optima electrical problems happen?

Most complaints that gave a mileage fell between about 53,000–101,000 miles. The middle value is about 81,000 miles.

Is there a recall for 2015 Kia Optima electrical problems?

NHTSA lists no recall for this problem on the 2015 Kia Optima. If you have the problem, file a complaint at nhtsa.gov so it is counted.

Which Optima year has the most electrical complaints?

The 2013 Optima, with 146 complaints.

Source: NHTSA complaints and recalls databases. Complaints are unverified owner reports.