2019 KIA Optima Engine Problems

Source: NHTSA · Updated Oct 9, 2026 · 92 complaints analyzed

Owners have filed 92 complaints with NHTSA about engine problems on the 2019 KIA Optima, 43% of all complaints for this model year. Half of the reports with a mileage happened before 65,000 miles. The words owners use most often: “oil consumption” (21% of reports).

What owners describe

Phrases that appear unusually often in these complaints compared with complaints about other cars.

  • Oil consumption: mentioned in 19 of 92 complaints (21%)
  • Spark plugs: mentioned in 8 of 92 complaints (9%)
  • Engine started: mentioned in 5 of 92 complaints (5%)

At what mileage do engine problems happen?

Based on 17 complaints that reported the odometer reading.

Under 10k miles3 · 18%
10k–25k miles1 · 6%
25k–50k miles2 · 12%
50k–75k miles5 · 29%
75k–100k miles0 · 0%
100k–150k miles5 · 29%
150k+ miles1 · 6%

How serious are the reports?

Of 92 complaints, 6 a fire.

KIA Optima engine complaints by model year

Peak: 2015, with 622 complaints
2001: 2200122002: 442003: 2200322004: 332006: 7200672007: 16162008: 192008192009: 14142010: 9201092011: 2562562012: 39820123982013: 6136132014: 28420142842015: 6226222016: 42620164262017: 1641642018: 13120181312019: 92922020: 1022020102

n = 3,164 complaints · Source: NHTSA

Model yearEngine complaintsShare of that yearMedian miles
2020 Optima10268%103,593
2019 Optima9243%65,000
2018 Optima13156%69,000
2017 Optima16464%72,000
2016 Optima42656%88,000
2015 Optima62262%87,992
2014 Optima28448%85,000
2013 Optima61344%99,062
2012 Optima39843%100,000
2011 Optima25643%101,000
2010 Optima912%76,500
2009 Optima1412%70,000
2008 Optima1913%96,000
2007 Optima1610%99,560
2006 Optima75%105,735
2004 Optima31%89,400
2003 Optima21%60,000
2002 Optima44%118,049
2001 Optima21%105,000

When owners reported it

Peak: 2025, with 28 complaints
2019: 1201912020: 3202032021: 1202112022: 3202232023: 152023152024: 242024242025: 282025282026: 17202617

n = 92 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists engine for the 2019 KIA Optima. A pattern of complaints does not always lead to a recall.

What owners report

Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.

Car smelled of what seemed like motor oil while driving. Parked, saw white smoke, and confirmed an engine fire. I was clearly in life threatening danger, especially with a full tank of gas. Fire developed rapidly into a roaring blaze. Entire front of car melted. Car is currently being investigated…

Received Oct 9, 2026 · NHTSA complaint 11770217

Vehicle shut off while driving at 40mph, engine seized ,will not crank .suspected conecting rod bearing failure under safety recall sc200, i call kia 18003334542 denied recall repair and bearing clearance test stating vehicle is rebuilt title. Federal safety recall cannot be denied due to rebuilt…

Received Oct 8, 2026 · NHTSA complaint 11769928

The vehicle experienced a sudden and severe loss of engine power while being driven on the interstate at highway speeds. The vehicle lost the ability to accelerate normally beyond approximately 60 mph, the Check Engine Light began flashing rapidly, and the vehicle entered “Limp Home Mode.” This…

Received Sep 29, 2026 · NHTSA complaint 11767635

Frequently asked questions

Do all 2019 KIA Optimas have engine problems?

No. NHTSA has 92 owner complaints about engine for the 2019 KIA Optima (43% of the 212 complaints for this model year). Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the 2019 KIA Optima engine?

No recall currently lists engine for this vehicle.

At what mileage do engine problems start?

The median reported mileage is 65,000 miles: half of the reports with a mileage came before that.

What do owners say about engine problems on the 2019 KIA Optima?

The most frequent phrase is “oil consumption”, in 19 of 92 complaints, followed by “spark plugs” (8).

See all 2019 KIA Optima problems or engine problems across all Optima years.