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2025 hyundai Ioniq 5 electrical problems

moderate 145 complaints filed with NHTSA · avg repair $850

Complaints
145
Recalls
3
Crashes
0
Avg fix
$850

Related recalls

severe NHTSA 25V064000 06/02/2025

Hyundai Motor America (Hyundai) is recalling certain 2025 IONIQ 5 EV vehicles

A rear side air bag that does not deploy as intended can increase the risk of injury in a crash.

Fix: Dealers will inspect and replace the rear floor wiring harness, as necessary, free of charge. Owner notification letters were mailed March 12, 2025. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 274.
severe NHTSA 25V482000 24/07/2025

Hyundai Motor America (Hyundai) is recalling certain 2025 IONIQ 5 vehicles

An electrical short in the high voltage battery system increases the risk of a fire.

Fix: Owners are advised to park their vehicles outside and away from structures until the recall remedy is complete. Dealers will inspect and repair the high voltage battery system, as necessary, free of charge. Owner notification letters were mailed August 25, 2025. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 280.
severe NHTSA 26V068000 06/02/2026

Hyundai Motor America (Hyundai) is recalling certain 2025-2026 IONIQ 5 and 2026 IONIQ 9 vehicles

An electrical short in the high voltage battery system increases the risk of a fire.

Fix: Dealers will inspect and tighten the bus bar retention bolts and replace the battery system assembly, as necessary, free of charge. Owner notification letters were mailed April 3, 2026. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 294. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on February 7, 2026.

What owners are reporting 13 most recent

electrical · filed 12/31/2025

Driving my car in 12/27/2025 an emergency stop car warning and loud beeping came on. The car dropped to a speed of abputm10 lies an hour

electrical · filed 12/30/2025

I was driving with my family on 12/26/2025 and heard a very loud "pop" and then received a warning of "stop vehicle and check power supply." The car went into turtle mode and then stopped working entirely. It was a terrifying situation because there was no place to pull over immediately and the car was not operating. We were stranded as a storm was approaching, could not get a tow, etc. On 12/30/2…

electrical · filed 12/30/2025

With no warning lamps or lights, heard a pop, car stopped generating power, there was no place to pull over so we put on our hazards and kept driving. Car warning light on batter and it was telling us to stop driving as soon as possible, cars were honking and driving around us. We called AAA and they towed to the dealership we bought the car (it's a new car 8,000 miles). The ICCU failed, they rep…

electrical · filed 12/29/2025

I leased a 2025 Hyundai Ioniq 5 (VIN: [XXX] ) on September 16, 2025 from Route 1 Hyundai in Monmouth Junction, New Jersey. Since I bought the vehicle, I have had to return it to the dealership a total of one time. My vehicle has been out of service for repairs since November 19, 2025 for a total of 35 calendar days. The current mileage on my vehicle is 3,026 miles. My vehicle has been in service a…

electrical · filed 12/28/2025

*I received a notification on my screen of the battery malfunctioning after only owning it for 3 1/2 months. *It was unsafe to drive because it was undependable. *I dropped it off at the dealership and was given a loaner a week lateronly after we insisted they owed us one. It has been over 6 months now and I still am driving a Kona loaner which is a downgrade. *No police or insurance reps involve…

electrical · filed 12/28/2025

Electrical failure while on the highway. Later diagnosed as failed ICCU issue that also destroyed the 12V battery. Very scary during rush hours traffic with passengers.

electrical · filed 12/28/2025

High voltage battery failure indicated by "check electrical system" error code and P1AD300 diagnostic code.

electrical · filed 12/18/2025

While driving, the car abruptly became unable to access the operational battery or to operate the vehicle.

electrical · filed 12/17/2025

While pulling out of the garage after charging our 2025 Ionic5 we heard a loud “pop”. As soon as we started driving we got a “Check Electrical System” message. We returned home and had our car towed to the Hyundai dealer. We were told that our ICCU failed and would need to be replaced. We are glad this did not happen while we were driving at speed. We are very concerned that Hyundai has a kno…

electrical · filed 12/16/2025

On October 10, 2025, while driving the car, a turtle suddenly popped up in place of the speedometer. The car's power and speed was drastically reduced. There was a car behind me that started tailgating me and I could not go any faster than about 15 mph. I was able to make it home. Later that night, I tried to charge the car and it started to overheat. The ICCU recall need to be extended to 2025 m…

Common questions

How serious is the electrical problem on the 2025 hyundai Ioniq 5?

It's a documented issue but not catastrophic. 145 complaints have been filed. Repairs average $850 and most owners catch it before it causes a breakdown.

At what mileage does the electrical typically fail?

Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.

What does it cost to fix?

Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.

Are there any recalls related to electrical?

Yes — 3 active recall(s) cover electrical issues on this vehicle. Recall fixes are always free regardless of mileage or warranty status. Use the VIN decoder at the top of the page to check if your specific vehicle is affected.

Other problem areas on this vehicle

Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA) public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are independent-shop national averages and may differ in your area. Some links on this page are affiliate links.
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