Complaints over time
Complaints about the 2020 Hyundai Ioniq peaked in 2025, with 1 filed
Owner complaints about this model year, by the year they were filed with NHTSA.
Source: NHTSA ODI complaints file. The lighter column runs through October.
Model year
2020 Hyundai Ioniq
Hatchback, electric, FWD/Front-Wheel Drive, built in South Korea. Owner complaints on file from Apr 4, 2025 to Apr 4, 2025.
Recall campaigns covering this model year0No recall campaign lists this model year
Owner complaints1Below the median 2020 hatchback
Severity index0.02020 hatchbacks average 8.2
First 24 months0Complaints in its first two years
Components
100% of complaints about the 2020 Hyundai Ioniq name electrical system
Owner complaints by component. Hover or focus a bar for the crash, fire, injury or death count.
Source: NHTSA ODI complaints file. A complaint can name more than one component; it is counted under the first.
Recalls
No recall campaign lists the 2020 Hyundai Ioniq
Check a specific vehicle by VIN on NHTSA's site: a campaign may cover only part of a model year's production.
Source: NHTSA ODI recalls file.
Owner complaints
What owners reported about the 2020 Hyundai Ioniq
The full text of every complaint filed with NHTSA about this model year, newest first. Complaints are filed by owners and are not verified by NHTSA; NHTSA removes personal details before publishing.
1 complaint on file, page 1 of 1.
- Filed Apr 4, 2025Failure Dec 14, 202422,400 milesBaltimore, MDElectrical system
The contact owns a 2020 Hyundai Ioniq. The contact stated that while driving at undisclosed speeds, the vehicle stalled. No warning lights were illuminated. The contact was able to restart the vehicle. The vehicle was taken to the dealer where it was diagnosed and determined that the battery had overheated. The vehicle was not repaired. The contact stated that on a separate occasion, while driving at undisclosed speeds, the vehicle stalled. No warning lights were illuminated. The vehicle was taken back to the dealer; however, no cause for the failure was found. The contact stated that on the way home, there was an abnormal ticking sound was coming from the vehicle. The contact stated that the electrical system on the vehicle had failed, and the doors and the trunk failed to open. No warning lights were illuminated. The vehicle was taken to the dealer; however, the contact was unsure if the vehicle was repaired. The vehicle remained at the dealer and had not been driven since the failure. The manufacturer was notified of the failure. The failure mileage was approximately 22,400.
NHTSA complaint 11652755
Source: NHTSA ODI complaints file.
Investigations
NHTSA has not opened an investigation on this model year
Source: NHTSA ODI investigations file.
Service bulletins
19 manufacturer communications cover this model year
Technical service bulletins and other notices the manufacturer sent to dealers. A bulletin is not a recall.
- 24-01-034H Apr 30, 2024 · Service Bulletin/Repair Instructions
This bulletin provides the procedure to update the BMS (Battery Management System), MCU (Motor Control Unit), VCULDC (Vehicle Control Unit / Low DC-DC Converter) and IGPM (Integrated Gateway Power Module) to enhance the battery diagnostics logic for 2020-21… - 24-BD-001H Feb 14, 2024 · Service Bulletin/Repair Instructions
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 rail spring becoming partially separa… - 23-EM-005H Oct 13, 2023 · Service Bulletin/Repair Instructions
This bulletin provides important checkpoint guidelines when performing engine oil and filter change services. - 23-BD-007H Apr 24, 2023 · Service Bulletin/Repair Instructions
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 cases, the paint can become clouded under t… - 23-BD-002H Jan 30, 2023 · Service Bulletin/Repair Instructions
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 condensation inside the lamp assembly. … - 22-GI-006H Jul 14, 2022 · Service Bulletin/Repair Instructions
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 before retail sale. This limit is t… - 22-EM-010H Jul 28, 2022 · Service Bulletin/Repair Instructions
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. - 218/231 amend Jun 3, 2022 · Service Bulletin/Repair Instructions
Certain vehicles may develop a bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly. If bearing noise is heard, follow the procedure in this bulletin to replace the worm shaft bearing. - 22-ST-005H Apr 8, 2022 · Service Bulletin/Repair Instructions
Certain vehicles may develop a bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly. If bearing noise is heard, follow the procedure in this bulletin to replace the worm shaft bearing. - 22-ST-005H Apr 8, 2022 · Service Bulletin/Repair Instructions
Certain vehicles may develop a bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly. If bearing noise is heard, follow the procedure in this bulletin to replace the worm shaft bearing. - 21-ST-003H Oct 1, 2021 · Service Bulletin/Repair Instructions
Certain vehicles may develop a bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly. If bearing noise is heard, follow the procedure in this bulletin to replace the worm shaft bearing - 21-EM-004H Mar 30, 2021 · Service Bulletin/Repair Instructions
This bulletin provides the service procedure for engine connecting rod bearing clearance testing. Perform the procedure outlined in this bulletin to fulfill the Bearing Clearance Test inspection requirements to determine next required steps. - 21-BR-002H Mar 23, 2021 · Service Bulletin/Repair Instructions
This bulletin provides best practice recommendations when performing brake service procedures. - 21-BE-004H Mar 16, 2021 · Service Bulletin/Repair Instructions
When using Wireless CarPlay, the system may intermittently auto disconnect. When Wireless CarPlay is disconnected, a pop up message “Phone Not Responding. Please reconnect it and try again” will appear on the radio screen. - 21-EM-003H Mar 10, 2021 · Service Bulletin/Repair Instructions
This bulletin provides the inspection procedure and repair guidelines for certain vehicles listed below. - 20-BE-014H Dec 21, 2020 · Service Bulletin/Repair Instructions
When using Wireless CarPlay, the system may intermittently auto disconnect. When Wireless CarPlay is disconnected, a pop up message “Phone Not Responding. Please reconnect it and try again” will appear on the radio screen. - 20-BR-002H Nov 30, 2020 · Service Bulletin/Repair Instructions
This bulletin describes the procedure to inspect and identify fluid which may appear around the brake caliper area. - 20-SS-004H Nov 19, 2020 · Service Bulletin/Repair Instructions
This bulletin provides tire vibration service procedures, including how to optimize vehicle vibration performance. For all wheel/tire balance claims, the “Tire Balance Data Sheet” must be fully completed including imbalance and Road Force Variation (RFV) da… - 20-01-039H Oct 9, 2020 · Service Bulletin/Repair Instructions
This bulletin provides information and procedures for collecting OBD “In Use Monitor Performance Ratio” (IUMPR) data on certain 2019-2021MY vehicles at California dealers. This reporting is mandated by CARB (California Air Resources Board).
Source: NHTSA manufacturer communications files.