YearToAvoid

2011 Hyundai Sonata Fuel System Problems

NHTSA lists 135 fuel system complaints for the 2011 Hyundai Sonata, 4% of all complaints that year, including 5 crashes, 17 fires, and 6 injuries. No fuel system recall is currently listed for this model year, though owners reference engine-related recalls from later campaigns.

Fuel System complaints
135
4% of 3,376
Crashes reported
5
Fires reported
17
Injuries reported
6
Median mileage
98,864 mi
Related recalls
0

Typical fuel system symptoms owners report

  • Vehicle stalls or shuts off without warning at low speeds, sometimes traced to a failed fuel pump pigtail that burned.
  • Owners report engine fires with a gasoline smell shortly before flames appear from the engine bay or passenger side.
  • Some describe sudden, unexplained smoke and fire linked to a cracked fuel pump return pressure unit damaging the ignition coil.
  • A pattern of engine seizing at highway speed with the RPM needle in the red, followed by smoke and flames under the hood.
  • Several owners mention finding out about engine-related recall campaigns only after experiencing a fire, suggesting incomplete outreach.

When 2011 Hyundai Sonata fuel system complaints were filed

First complaint Feb 2, 2011, latest Jul 21, 2026.

2011 Hyundai Sonata fuel system complaints: complaints filed per quarter82011 Q12013 Q42015 Q42017 Q32019 Q22021 Q22023 Q12025 Q2
135 complaints filed with NHTSA from 2011 Q1 to 2026 Q3; peak 2019 Q3 (8).

Fuel System recalls for the 2011 Hyundai Sonata

No safety recalls on record for this model year.

Fuel System complaints by Sonata model year

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

  1. 201012 (3%)
  2. 2011135 (4%)
  3. 2012117 (8%)
  4. 2013211 (11%)
  5. 201488 (12%)
  6. 201584 (7%)
  7. 201635 (5%)
  8. 201733 (4%)
  9. 201833 (9%)
  10. 201912 (7%)
  11. 202057 (32%)
  12. 202134 (26%)
  13. 202228 (30%)
  14. 202344 (51%)
  15. 20241 (2%)
  16. 20252 (13%)

Frequently asked questions

How many fuel system complaints does NHTSA have for the 2011 Hyundai Sonata?
NHTSA lists 135 fuel system complaints for the 2011 Sonata, which is 4% of the 3,376 total complaints filed for that model year.
Is there a fuel system recall for the 2011 Hyundai Sonata?
No related recall is listed in this data for the fuel system on the 2011 Sonata, though some owner complaints reference separate engine recalls.
Did the 2011 Sonata fuel system problems cause fires or crashes?
Yes. NHTSA data shows 17 fires, 6 injuries, and 5 crashes connected to fuel system complaints on the 2011 Sonata.
At what mileage do 2011 Sonata fuel system problems typically appear?
The median mileage at failure for fuel system complaints on the 2011 Sonata is 98,863.5 miles.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.