Antilock/traction control/electronic limited slip: control unit/module
Park outsideRisk. An engine compartment fire while parked or driving can increase the risk of injury.
NHTSA has logged 96 owner complaints about the 2011 Hyundai Sonata Hybrid, most often about the engine. It is covered by 6 safety recalls, and for recall 23V-651 the manufacturer reports only 25% of affected cars repaired.

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through August 19, 2026. Updated daily. Photo: IFCAR, Public domain.
96 complaints grouped by the system owners reported.
| System | Complaints | Crash, fire or injury |
|---|---|---|
| Engine | 40 | 3 |
| Steering | 18 | 0 |
| Electrical system | 17 | 1 |
| Service brakes | 13 | 3 |
| Power train | 10 | 0 |
| Air bags | 8 | 3 |
| Electronic stability control (ESC) | 6 | 1 |
| Service brakes, hydraulic | 5 | 0 |
| Vehicle speed control | 5 | 1 |
| 8 other systems | 14 | 2 |
Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.
Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.
Risk. An engine compartment fire while parked or driving can increase the risk of injury.
Risk. A damaged engine can increase the risk of a fire or it can cause an engine stall, increasing the risk of a crash.
Risk. An overheated accessory outlet increases the risk of fire.
Risk. If the frontal air bags, seat belt pretensioners, and side air bags are disabled, there is an increased risk of injury to the vehicle occupants in the event of…
Risk. If the seat belt linkage detaches from the seat belt anchorage, it can not properly restrain the occupant in the event of a crash, increasing the risk of…
Risk. In the event of a crash, if the seat belts detach from the anchor pretensioners, it can increase the risk of injury.
Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Hyundai.
90kmiles, median
Based on the odometer reading in 36 engine complaints. 53% were reported before 100,000 miles.
Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the Sonata Hybrid median. How we score
2011 Hyundai Sonata Hybrid 4 DR FWD in NHTSA's New Car Assessment Program. Photos are from NHTSA's crash tests.
Federal investigations that included the 2011 Hyundai Sonata Hybrid, and the recalls they led to.
Recent engine complaints filed with NHTSA, shortened. Personal details are removed.
The contact owns a 2011 Hyundai Sonata Hybrid. The contact stated that while driving at an undisclosed speed, there was an abnormally loud sound coming from the vehicle. The contact turned off the vehicle, and while inspecting the vehicle, the contact became aware that there was a puddle of oil on…
The contact owns a 2011 Hyundai Sonata Hybrid. The contact received notification of NHTSA Campaign Number: 20V746000 (Engine). The vehicle was taken to the local dealer and had recall repair was completed. The contact stated that two weeks after the repair, while driving 40 MPH, the vehicle failed…
The contact owns a 2011 Hyundai Sonata Hybrid. The contact received notification of NHTSA Campaign Number: 20V746000 (Engine) however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The…
Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.