The contact owns a 2022 Hyundai Ionic 5. The contact stated that while driving at approximately 55 MPH, there was a loud popping sound coming from the rear of the vehicle, and the vehicle decelerated to 15 MPH before the vehicle stalled. During the failure, the 12-Volt battery not detected message was displayed. The vehicle was later towed to the local dealer; however, the cause of the failure was not yet determined. The manufacturer was not contacted. The failure mileage was 25,000.

- Lyons, NY, USA

The 12 volt battery keeps failing. Every time I contact Hyundai AutoNation it takes forever for them to do anything about it and they don't seem to understand

- Arlington Heights, IL, USA

The contact owns a 2022 Hyundai Ioniq 5. The contact stated while driving 59 MPH, a warning message advising to stop the vehicle due to low battery was displayed; however, the main battery was fully charged. The instrument panel lights turned off and the vehicle decelerated to 23 MPH. The contact veered to the right lane. While driving to the dealer, the vehicle stalled. The vehicle was towed to the dealer, where the Integrated Charging Control Unit (ICCU) assist, and the high voltage fuse were upgraded. Additionally, the battery was replaced. The vehicle was not repaired and remained at the dealer. The manufacturer was notified of the failure and informed the contact they could not provide vehicle rental assistance because the dealer was unwilling to assist. The failure mileage was approximately 28,000.

- Coram, NY, USA

The contact owns a 2022 Hyundai Ioniq 5. The contact stated while attempting to enter the vehicle, the door failed to unlock. The contact was unable to unlock the door with the key fob but was able to unlock the door manually using the spare key. The contact stated that the main battery was not charged fully. The vehicle was not diagnosed. The manufacturer was contacted and a complaint was filed. The failure mileage was 889.

- San Diego, CA, USA