Hyundai Sonata Fuel System Problems

Fuel System complaints by model year

Which parts fail

• Storage › Tank assembly
  31
• Delivery › Fuel pump
  15
• Delivery › Hoses, lines/piping, and fittings
  6
• Storage
  5
• Storage › Tank assembly › Filler pipe and cap
  3
• Fuel injection system
  2
• Inverter
  2
• Fuel injection system › Injectors
  2

Components named in complaints (fuel pump, injectors, fuel tank, hybrid and EV propulsion).

Mileage when the problem started

• Under 25k
  7215%
• 25k–50k
  459%
• 50k–75k
  8517%
• 75k–100k
  8618%
• 100k–150k
  14229%
• 150k+
  5912%

What owners report

The contact owns a 2023 Hyundai Sonata. The contact stated that while driving at approximately 60 MPH, the vehicle inadvertently decelerated to approximately 30 MPH and stalled. The check engine warning light illuminated. The contact was able to veer the vehicle off the road. The contact then stated that after she exited the vehicle, she noticed a white cloud of smoke coming from the exhaust and an abnormal odor outside the vehicle. The vehicle was towed to the dealer where it was diagnosed that cylinder #3 fuel injector failed and needed to be replaced. The vehicle was repaired; however, the failure recurred. The contact stated while driving approximately 60 MPH, the vehicle hesitated and then stalled. The vehicle was towed to the dealer where it was diagnosed and determined that cylinder #2 fuel injector failed and needed to be replaced. The vehicle was currently at the dealer. …

Recall 286 my vehicle suffered from this causing heat module failure misfire in cylinder 2 and high pressure in gas tank. Sports Hyundai had previously done a 180 day repair under recall 9b1 for an expanded gas tank after the repair the car suffered from the updated recall 286 . I brang to the dealership 4 times with check engine and misfires and limp mode between 57k and 68k they refused to fix the car under recall 286 and cleared all the codes and continued to make me leave in a unsafe car. On February 14th it sport Hyundais negligence was the direct cause of an auto accident were the car was unable to move out the way because of lack of power /limp mode. I begged them in the final days of me having the car to fix it and saying I didn't feel safe and they wouldn't without an extensive amount of money I could not provide . …

The contact owns a 2022 Hyundai Sonata. The contact received notification of NHTSA Campaign Number: 25V796000 (Fuel System, Gasoline); however, the part to do the recall repair was not yet available. The contact stated that while the vehicle was idling, and while driving at various speeds, the engine revved unintendedly, and the vehicle jerked. The ABS, traction control, and several unknown warning lights were illuminated. The message "Front Collision Avoidance Deactivated" was displayed. The vehicle was taken to the dealer, where a valve and gasket were replaced. The vehicle was repaired; however, the dealer informed the contact that the recall was not completed because the part was not yet available. The contact expressed concerns due to a fire risk associated with the recall. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. …

The contact owns a 2022 Hyundai Sonata. The contact received notification of NHTSA Campaign Number: 25V796000 (Fuel System, Gasoline); however, the part to do the recall repair was not yet available. The contact stated that while driving at various speeds, the vehicle stalled. The vehicle was restarted and taken to the dealer, where it was diagnosed, and it was determined that the spark plugs had failed. The dealer replaced the spark plugs; however, the failure progressively worsened. The vehicle failed to restart and became undrivable. The vehicle was towed to the dealer on several occasions, and the dealer cleared the diagnostic trouble codes; however, the failure persisted. The manufacturer was notified of the failure and informed the contact that the part for the recall repair was not yet available. The failure mileage was approximately 50,000.

The contact owns a 2021 Hyundai Sonata. The contact stated that while driving at an undisclosed speed, the fuel gauge indicated that the tank was half full. The contact stated that the gauge erroneously indicated that the tank was empty, and the check engine warning light was illuminated. The vehicle was driven to the gas station, and while attempting to refuel the vehicle, the fuel did not go into the tank. The vehicle was towed to the residence. The vehicle was later towed to the dealer, where it was diagnosed with a failed fuel system and a failed fuel tank. The contact was informed that the fuel system and fuel tank needed to be replaced. The vehicle was not repaired. The contact was informed that the failure was associated with the unrepaired recall. The contact was informed that the vehicle was a fire risk. …

The contact owns a 2021 Hyundai Sonata. The contact stated that while driving at an undisclosed speed, the accelerator pedal was depressed; however, the vehicle failed to accelerate as intended. The vehicle was driven to the shoulder of the road. The contact stated that the fuel level indicated empty, and the low fuel warning light was illuminated. The passenger seated in the rear seat noticed that the rear seat was out of place and that the seat was very hot. The vehicle was refueled prior to the failure. The contact and the other occupants in the vehicle exited the vehicle. The vehicle was towed to the residence. The dealer was made aware of the failure. The contact was informed that the failure was like the failure listed in NHTSA Campaign Number: 25V796000 (Fuel System, Gasoline). The contact was unaware of the open recall because a recall notification was not received. …

My vehicle was at a manufacturer authorized dealership for a federally mandated recall repair. While the vehicle was in the dealership's exclusive care, custody, and control, it was struck by a third party cleaning vendor operating on dealership property and was declared a total loss. I did not hire or authorize this vendor. After the incident, the manufacturer informed me in writing that the dealership would repair the damage at their own expense, separate from the recall work. The manufacturer also stated they were covering the recall related repairs and were coordinating with the dealership. They provided weekly updates, monitored the recall repair, and escalated a backordered recall part. …

The contact owns a 2020 Hyundai Sonata. The contact stated that while driving at an undisclosed speed with the family inside the vehicle, a strong gasoline odor was inside the cabin of the vehicle. The contact stated that the fuel gauge was lowering quickly. Upon exiting the vehicle, the contact became aware of gasoline gushing heavily out of the vehicle onto the ground. Two months prior to the failure, the vehicle was taken to an authorized dealer due to an abnormal sound coming from the rear of the vehicle. The contact received notification of NHTSA Campaign Number: 25V796000 (Fuel System, Gasoline); however, the recall repair was not performed because the part for the recall repair was not yet available. The vehicle was towed to a dealer where it was determined that the gas valve was not properly fixed. …

Related recalls (7)