How common are engine problems in the 2015 Hyundai Sonata Hybrid?

NHTSA lists 23 Engine complaints for this model year, which is 43% of all 53 complaints filed for the 2015 Sonata Hybrid.

Is there a recall for the 2015 Hyundai Sonata Hybrid engine?

No related recalls are listed in NHTSA data for the Engine category on this model year.

At what mileage do engine problems typically show up?

The median mileage at failure reported to NHTSA for this engine complaint category is 62,750 miles.

Have engine problems in the 2015 Sonata Hybrid led to fires or crashes?

NHTSA data tied to this category shows 2 fires and 1 crash, with 0 injuries reported.

Is the 2015 Sonata Hybrid engine worse than other model years?

Its 43% share of complaints tied to engine issues is close to most other years, though 2016 and 2017 show higher shares at 60% and 64%.

2015 Hyundai Sonata Hybrid Engine Problems

NHTSA lists 23 Engine complaints for the 2015 Hyundai Sonata Hybrid, 43% of its 53 total complaints. Median mileage at failure was 62,750. No related recalls are listed for this engine category on this year.

Engine complaints: 23; 43% of 53
Crashes reported: 1
Fires reported: 2
Injuries reported: 0
Median mileage: 62,750 mi
Related recalls: 0

Typical engine symptoms owners report

Owners report sudden stalling while driving, including at highway speeds around 60 mph, with no warning light beforehand.
Some describe premature engine failure caused by sludge and metal fragments found inside the engine assembly, leading to repeated stalling.
Several report a loud pop sound followed by smoke or flames coming from underneath the front passenger side floor panel while driving at highway speed.
Others describe clicking noises under the hood accompanied by oil leakage and the vehicle gradually losing power until it stopped.
Some owners report hybrid system warning messages telling them to pull over and stop driving, sometimes followed by the vehicle stalling and wheels locking.
A few mention the push-button start intermittently failing to start the engine multiple times a week.

When 2015 Hyundai Sonata Hybrid engine complaints were filed

First complaint Sep 10, 2015, latest Sep 21, 2026.

23 complaints filed with NHTSA from Sep 2015 to Sep 2026; peak Jul 2019 (2).

Engine recalls for the 2015 Hyundai Sonata Hybrid

No safety recalls on record for this model year.

Engine complaints by Sonata Hybrid model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

201143 (45%)
201279 (51%)
201345 (42%)
201412 (44%)
201523 (43%)
201679 (60%)
201751 (64%)
20185 (56%)
20192 (50%)
20208 (50%)
202124 (44%)
20222 (11%)
20238 (53%)
20243 (33%)
20251 (9%)

Frequently asked questions

How common are engine problems in the 2015 Hyundai Sonata Hybrid?: NHTSA lists 23 Engine complaints for this model year, which is 43% of all 53 complaints filed for the 2015 Sonata Hybrid.
Is there a recall for the 2015 Hyundai Sonata Hybrid engine?: No related recalls are listed in NHTSA data for the Engine category on this model year.
At what mileage do engine problems typically show up?: The median mileage at failure reported to NHTSA for this engine complaint category is 62,750 miles.
Have engine problems in the 2015 Sonata Hybrid led to fires or crashes?: NHTSA data tied to this category shows 2 fires and 1 crash, with 0 injuries reported.
Is the 2015 Sonata Hybrid engine worse than other model years?: Its 43% share of complaints tied to engine issues is close to most other years, though 2016 and 2017 show higher shares at 60% and 64%.