2015 Hyundai Sonata Engine Problems
From NHTSA owner complaints and recalls. Updated Oct 17, 2026.
How common are engine problems on the 2015 Hyundai Sonata?
648 owners have reported engine problems on the 2015 Hyundai Sonata, 56% of all complaints for this year and the most reported problem area. Most reported problems happened at about 32,000–100,000 miles. No recall covers this problem.
648 complaints 56% of all 2015 complaints 68,000 miles typical
Which parts fail
The specific part named in each complaint.
Mileage when it failed
Each dot is a complaint that gave a mileage (309 of 648). The amber line is the middle value.
When problems were reported
Engine complaints by the year the problem happened.
Engine complaints by Sonata year
Related recalls
No recall covers engine problems on the 2015 Hyundai Sonata. See all 9 recalls for this year.
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Other 2015 Hyundai Sonata problems
Common questions
What are common 2015 Hyundai Sonata engine problems?
Complaints most often name the engine control module (ECU / ECM) and cooling system.
At what mileage do 2015 Hyundai Sonata engine problems happen?
Most complaints that gave a mileage fell between about 32,000–100,000 miles. The middle value is about 68,000 miles.
Is there a recall for 2015 Hyundai Sonata engine problems?
NHTSA lists no recall for this problem on the 2015 Hyundai Sonata. If you have the problem, file a complaint at nhtsa.gov so it is counted.
Which Sonata year has the most engine complaints?
The 2011 Sonata, with 1,011 complaints.
Source: NHTSA complaints and recalls databases. Complaints are unverified owner reports.