Eighth generation (DN8)
2023 Hyundai Sonata
The most reported problem on the 2023 Hyundai Sonata is stalling, with 24 complaints, usually around 10,000 miles.
- 87owner complaints
- 2recalls
- 5involved a crash
- 22,000median miles at failure
Newest report Sep 23, 2026 · checked Oct 2, 2026
Problem sheets
No single problem on the 2023 Hyundai Sonata has enough owner reports for a sheet of its own yet. The counts below still cover every complaint on file.
Is the 2023 Hyundai Sonata reliable?
The 2023 Hyundai Sonata has 87 owner complaints on file with NHTSA, below the median of 113 for 2023 sedans on this site. Of the 12 Sonata model years since 2014, it has the 10th most complaints. Complaint counts rise with sales as well as faults, so read what owners report below before deciding.
At a glance
- Next to the 2022 and 2024
- At 22 complaints for each year on the road, the 2023 runs above both the 2022 (19) and the 2024 (15).
- Top problem
- Two problems run close. Stalling has 24 complaints and misfire has 22, out of 87 in all. Stalling tends to show up early. Of the 8 owners who gave a mileage for it, half were under about 10,000 miles and a quarter under about 5,000.
- Crash, fire and injury reports
- 5 of the 87 complaints (6%) report a crash, a fire or an injury, about the 6% typical of vehicles on this site.
- Recalls behind the top problems
- 2 recalls are on file, but no problem here has enough reports to set against them.
- When owners filed
- Filings peaked in 2024 at 24 (full calendar years only). In 2025 there were 20. So far in 2026, 23 more have come in.
When each problem shows up
Each bar covers the middle half of the mileages owners reported for that problem. A quarter saw it earlier, a quarter later. The tick is the median. Most reported: engine stalls or loses power while driving, 24 complaints.
middle half of reports, median tick. The heavier grey bars have 75 or more reports.
Behind you
Around your mileage
Ahead of you
How this compares
87 complaints is 1.7 times fewer than the median 2023 model on this site and 1.3 times fewer than the median 2023 sedan. Among the 11 Sonata model years here it ranks 10th for complaints. Counts follow sales volume as much as reliability, so a truck that sells 700,000 a year draws more reports than a sedan that sells 200,000.
Service bulletins for the 2023 Hyundai Sonata
Hyundai filed 50 bulletins and other notices with NHTSA that list the 2023 Hyundai Sonata. 10 of them deal with a problem owners have reported on this car. Newest first.
Federal rules make a manufacturer send NHTSA a copy of any notice about a defect that goes to more than one dealer or owner. Most of these are service bulletins, the repair instructions manufacturers send to dealers. NHTSA generally leaves safety recall bulletins out of this file, and recalls are listed separately.
Check engine light or misfire 7 bulletins · 22 complaints
Some Sonata (DN8, DN8A) vehicles may have DTCs P218100, P2181F0, and/or P2181F1 (Cooling System Performance) set in the Engine Control Module, resulting in an illuminated Check Engine warning lamp.
Certain 2021-2023MY Sonata (DN8) and 2020-2022MY Sonata (DN8A) vehicles may have Diagnostic Trouble Code (DTC) P0451 (also known as DTC P14EE00) stored in the Electronic Control Unit (ECU).
5 more on this problem
Certain 2021-2023MY Sonata (DN8) and 2020-2022MY Sonata (DN8A) vehicles may have DTC P0451 stored in the ECU. Follow this bulletin to inspect the check valve, fuel pump cover and fuel tank, and update the ECU.
The subject vehicles may have Diagnostic Trouble Code (DTC) P0451 stored in the ECU, which could cause the Check Engine Lamp to come on.
Certain 2021-2023MY Sonata (DN8) and 2020-2022MY Sonata (DN8A) vehicles may have Diagnostic Trouble Code (DTC) P0451 stored in the Electronic Control Unit (ECU).
If you are servicing an 8-speed vehicle with a âCheck Engineâ light on and one or more of the DTC listed, follow the service procedure and replace the related solenoid and harness.
This bulletin provides information related to the ECU software update for Sonata Hybrid (DN8 HEV) vehicles to revise the logic for the following DTC : ⢠DTC P00B7 â Engine Coolant Flow Low/Performance
Engine misfire 3 bulletins · 8 complaints
Some vehicles equipped with a 2.5L GDI Theta III engine (non-Turbo) may exhibit one or more misfire DTCs due to the GDI fuel injectors leaking internally. This may be caused by internal filter breakage in the injector.
Some vehicles equipped with a 2.5L GDI Theta III engine (non-Turbo) may exhibit one or more misfire DTCs due to the GDI injectors leaking internally. This may be caused by internal filter breakage in the injector.
1 more on this problem
This bulletin provides the diagnostic procedure for the GDI injector(s) in certain 21-23MY Sonata, 21-22MY Santa Fe, certain 22MY Santa Cruz, and certain 21-23MY Tucson equipped with 2.5L GDI engines with one or more misfire DTC(s) due to internally leaking ...
Complaints filed by year
24 complaints came in 2024. Owners file in waves when a problem gets press or an investigation, so a spike measures attention as much as failures.
Recalls that include the 2023 Hyundai Sonata
Whether your car is included depends on its VIN. Check yours at nhtsa.gov/recalls.
Hyundai Motor America (Hyundai) is recalling certain 2020-2023 Sonata vehicles. A damaged check valve can allow air to enter the fuel tank, causing it to expand and contact hot exhaust components, melting the tank.
Risk and remedy
Remedy: Dealers will inspect and replace the check valve. The fuel tank assembly will be inspected for damage and replaced if necessary. Additionally, dealers will inspect and update the engine control unit software. All repairs will be performed as necessary, free of charge. Owner notification letters were mailed beginning March 13, 2026. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 286. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on November 19, 2025.
Hyundai Motor America (Hyundai) is recalling certain 2023-2024 Palisade Tucson, 2023 Sonata, Elantra, and Kona vehicles. The electronic controller for the Idle Stop & Go oil pump assembly may contain damaged electrical components that can cause the pump controller to overheat.
Risk and remedy
Remedy: Owners are advised to park outside and away from structures until the recall repair is complete. Dealers will inspect and replace the electric oil pump controller, as necessary, free of charge. Owner notification letters were mailed starting September 7, 2023. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 246.
All 2 recalls on the 2023 Hyundai Sonata, with the owner complaints on each recalled system
Guide Buying one used? How to research one car’s history before you pay
Questions
What is the most common problem on the 2023 Hyundai Sonata?
Stalling, with 24 of the 87 complaints. Owners who gave a mileage for it put the median at about 10,000 miles.
At what mileage do 2023 Hyundai Sonata problems start?
Of the 26 complaints that give a mileage, a quarter came by about 10,000 miles and half by about 22,000.
Is the 2023 Hyundai Sonata better or worse than the 2022 and 2024?
Counted per year on the road, the 2023 has more complaints than both the 2022 and the 2024: 22 a year against 19 and 15.
How many 2023 Hyundai Sonata complaints involve a crash, fire or injury?
5 of them (6%). The typical vehicle on this site is at 6%.
Is there a recall for stalling on the 2023 Hyundai Sonata?
No recall on file for the 2023 Hyundai Sonata is on the same system as stalling. Another recall may still cover your car, so check its VIN at nhtsa.gov/recalls.