2004 Hyundai Accent problems & reliability
33 owner complaints filed with NHTSA for the 2004 Hyundai Accent. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
10 complaints report injuries (15 injured).
Federal crash records (FARS 2020–2023): 2004 Hyundai Accent vehicles were involved in 9 fatal crashes with 7 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Air Bags → | 10 | 30% |
| Power Train | 5 | 15% |
| Steering | 4 | 12% |
| Service Brakes, Hydraulic | 3 | 9% |
| Electrical System | 2 | 6% |
| Engine and Engine Cooling | 2 | 6% |
| Suspension | 2 | 6% |
| Tires | 2 | 6% |
| Visibility | 2 | 6% |
| Equipment | 1 | 3% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 37,950 miles (middle 50% between 10,515 and 70,178 miles), based on 22 complaints that included mileage.
Complaints by incident year
What owners report
“Sudden acceleration of vehicle while driving on road at regular speed. This has happened now for the third time since october 2017. The latest incident on 4/23/2018.”
Vehicle Speed Control · filed Apr 23, 2018
“Tl* the contact owns a 2004 hyundai accent. While driving 35 mph, a severe vibration was felt from the rear wheels. The contact pulled the vehicle over and observed that the rear control arm was severely corroded. The vehicle was towed to the contact's residence. The vehicle was not diagnosed nor repaired. The…”
Suspension · filed Aug 15, 2016
“Takata recall on 11/29/2015 driving on pennsylvania turnpike going 60-65 mph vehicle in front stopped. Impact totaled car. Hood crumbled up, headlight with complete housing destroyed, radiator spilled fluid, engine caught on fire and my head hit windshield. No weather issues. Accident occurred around 12:30 pm. Police…”
Air Bags · filed Nov 30, 2015
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
38 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2004 Hyundai Accent. The 10 most recent:
The National Highway Traffic Safety Administration (NHTSA) has identified the presence of substandard and dangerous driver’s-side airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety System Co.…
DTN DL · Other · issued Apr 10, 2026
The National Highway Traffic Safety Administration (NHTSA) has issued an urgent safety advisory regarding dangerous, counterfeit driver‑side airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety…
DTN DCS · Other · issued Apr 10, 2026
This bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. This TSB illustrates the various causes of…
25-BD-012H TSB · Service Bulletin/Repair Instructions · issued Nov 6, 2025
This bulletin contains information about the proper removal of the windshield wiper blade protective cover on all models. If the protective cover is not removed correctly, there is a possibility of the rubber insert and…
24-BD-001H · Service Bulletin/Repair Instructions · issued Feb 14, 2024
This bulletin provides important checkpoint guidelines when performing engine oil and filter change services.
23-EM-005H · Service Bulletin/Repair Instructions · issued Oct 13, 2023
Hyundai applies a Paint Protection Film (PPF) on new vehicles before delivery to dealerships. It provides a barrier between the paint and contaminants, such as rail dust, acid rain, and industrial fallout. In rare…
23-BD-007H · Service Bulletin/Repair Instructions · issued Apr 24, 2023
This bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. This TSB illustrates the various causes of…
23-BD-002H · Service Bulletin/Repair Instructions · issued Jan 30, 2023
Follow the guidelines outlined in this bulletin to inspect and clean or replace certain components of the engine intake system accordingly during engine short block or sub-assembly replacement.
22-EM-010H · Service Bulletin/Repair Instructions · issued Jul 28, 2022
Effective June 2, 2008, Federal Motor Vehicle Safety Standard 110 (FMVSS 110) established a threshold for correcting load carrying capacity information indicated on tire placards when vehicle weight has been increased…
22-GI-006H · Service Bulletin/Repair Instructions · issued Jul 14, 2022
Hyundai approves only the ATF, DCT gear oil and IVT gear oil specified in the vehicleâ  s ownerâ  s manual. ï · Use of other ATF may result in improper shift quality or other drivability conditions. ï · Use…
21-AT-006H · Service Bulletin/Repair Instructions · issued May 21, 2021
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
No NHTSA recall campaigns name the 2004 Hyundai Accent in our current data. Recalls may apply only to certain VIN ranges — always confirm with a VIN check.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2004 Hyundai Accent?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 37,950 miles — budget accordingly if the car is approaching that mileage.