2023 Hyundai Ioniq 5
Common Problems
Ranked from 193 federal NHTSA complaints and 3 recalls. Every problem links to the complaint IDs behind it.
13 Common Problems
Ordered by how often owners reported each one to NHTSA. The bar shows how common a problem is relative to the most-reported on this vehicle. Expand any problem to see the federal complaint IDs.
- 1
Integrated Charging Control Unit (ICCU) Failure
143complaintsSafety riskElectricalThe ICCU failed, causing the vehicle to stop charging, lose power, and become inoperable.
$250–$700est. egr valve replacement · 1–3 hrs laborGet local quotesRelated recalls: 24V204000, 24V868000, 26V432000
- 2
Battery State of Charge Issues
28complaintsHigh severityFuel systemThe vehicle experiences issues with the battery state of charge, leading to unexpected shutdowns and loss of power.
- 3
Stranding Due to Electrical Failures
20complaintsSafety riskOtherThe vehicle has been stranded multiple times due to electrical system failures, putting the driver and passengers at risk.
- 4
Brake Lights Do Not Illuminate During Regenerative Braking
14complaintsSafety riskBrakesIn regenerative braking modes, the brake lights do not illuminate, posing a risk of rear-end collisions.
$150–$1,000est. brake system diagnosis + repair · 1–4 hrs laborGet local quotes - 5
Loss of Power While Driving
14complaintsSafety riskTransmissionThe vehicle experiences sudden loss of power while driving, often resulting in the car becoming non-functional and requiring immediate stopping or towing.
$150–$1,200est. stalling / shutdown diagnosis + repair · 1–5 hrs laborGet local quotes - 6
Tire Imbalance Causing Severe Shaking
5complaintsMedium severitySuspensionSound-dampening foam inside the tires detaches, causing severe wheel imbalance and shaking at higher speeds.
- 7
Engine Malfunction Leading to Power Loss
4complaintsSafety riskEngineThe engine experiences sudden power loss while driving, especially on highways, posing a safety risk.
$150–$1,200est. stalling / shutdown diagnosis + repair · 1–5 hrs laborGet local quotes - 8
Forward Collision Avoidance System Malfunction
4complaintsMedium severityOtherThe Forward Collision Avoidance system fails to activate during a potential collision scenario.
- 9
ICCU Software Update Failure
4complaintsMedium severityElectricalAfter software updates, the Integrated Control Unit (ICCU) continues to fail, leading to power loss and vehicle shutdown.
Related recalls: 24V204000, 24V868000, 26V432000
- 10
Intermittent Electrical and Brake Failures
4complaintsHigh severityElectricalThe vehicle experiences intermittent electrical and brake failures, leading to potential collisions.
$150–$1,000est. brake system diagnosis + repair · 1–4 hrs laborGet local quotesRelated recalls: 24V204000, 24V868000, 26V432000
- 12
Battery System Overheating During Charging
3complaintsHigh severityElectricalThe battery system overheats during charging, leading to quick disconnection and requiring reduced charge amperage to prevent overheating.
$150–$1,200est. cooling-system diagnosis + repair · 1–6 hrs laborGet local quotesRelated recalls: 24V204000, 24V868000, 26V432000
- 13
Charging Port Overheating
2complaintsHigh severityElectricalThe charging port overheats during charging, posing a fire risk and requiring immediate disconnection to prevent damage.
$150–$1,200est. cooling-system diagnosis + repair · 1–6 hrs laborGet local quotesRelated recalls: 24V204000, 24V868000, 26V432000
Other years & sources
Data source: U.S. National Highway Traffic Safety Administration (NHTSA) owner complaints and recalls. Problems are clustered and ranked from the complaint record; occurrence counts reflect corroborating complaints, not total incidence. Vehicle image is illustrative. Repair-cost figures are typical U.S. independent-shop ranges (parts + labor) for the class of repair shown — actual quotes vary by region, engine, and diagnosis; always confirm with a local shop.