EZ Swap LLC services the Hyundai Ioniq 5 in Phoenix, AZ, covering model years 2022 to 2027. If your Ioniq 5 has a warning light, a strange noise or a safety recall question, our mechanics can diagnose it and give you a clear quote first.
To help Ioniq 5 owners know what to watch for, we reviewed public records from the National Highway Traffic Safety Administration (NHTSA). For these model years NHTSA has 1,348 owner complaints on file for the Ioniq 5 and 14 safety recall campaigns. The most-reported problem areas are electrical system (999), fuel/propulsion system (275), power train (251).
Most-Reported Hyundai Ioniq 5 Problems
These problem areas come up most often in NHTSA owner complaints for the Ioniq 5 (all model years combined). Complaint counts reflect reports filed, not the share of vehicles affected, so popular and older models naturally have more.
| Problem area (NHTSA component) | Complaints | Share | |
|---|---|---|---|
| Electrical System | 999 | 74% | |
| Fuel/Propulsion System | 275 | 20% | |
| Power Train | 251 | 18% | |
| Engine | 117 | 8% | |
| Forward Collision Avoidance | 80 | 5% | |
| Vehicle Speed Control | 70 | 5% | |
| Service Brakes | 63 | 4% | |
| Lane Departure | 37 | 2% |
Electrical System
999 of the 1,348 complaints (74%) mention the electrical system. Electrical problems are made worse by desert heat, which ages batteries, cables and connectors. We test the battery, starter and charging system and trace faults to the actual part. See our battery replacement and starter & alternator repair pages.
Fuel/Propulsion System
275 of the 1,348 complaints (20%) mention the fuel system. Fuel system problems can cause stalling, hard starts and poor mileage. We test fuel delivery and related sensors to find the real cause. See our no-start diagnostics and check engine light diagnostics pages.
Power Train
251 of the 1,348 complaints (18%) mention the powertrain. Powertrain complaints can range from rough shifting to loss of drive. We road test, scan for stored codes and inspect fluids before recommending any repair. See our auto repair page.
Hyundai Ioniq 5 Complaints by Model Year
The Ioniq 5 model years with the most NHTSA complaints on file are 2022, 2023, 2025. Older model years have had more time to collect reports, so use this table as a guide for what to inspect, not as a verdict on any one vehicle.
| Model year | Complaints on file | |
|---|---|---|
| 2022 | 407 | |
| 2023 | 388 | |
| 2024 | 226 | |
| 2025 | 299 | |
| 2026 | 28 |
Most Common Hyundai Ioniq 5 Check Engine Codes
Owners often put the exact trouble code in their NHTSA complaint. These are the codes cited most often for the Ioniq 5. The most-cited is P1A90 (manufacturer-specific powertrain code), mentioned in 6 complaints. Counts reflect complaints that name a code, not every car on the road.
| Code | What it means | Complaints citing it |
|---|---|---|
| P1A90 | Manufacturer-specific powertrain code The meaning of this code varies by make and model, so it needs to be looked up for your vehicle and tested. | 6 |
A code is a clue, not a diagnosis. The same code can have several causes, so we test before replacing parts. See our check engine light diagnostics, and read whether it is safe to drive with the check engine light on.
Hyundai Ioniq 5 Safety Recalls
NHTSA lists 14 recall campaigns for the Ioniq 5 in these model years, most often involving electrical system, service brakes, hydraulic, suspension. Recalls are repaired by the manufacturer at no charge to you, but each applies only to certain vehicles. Look up your VIN at nhtsa.gov/recalls.
- 2026 recall, Electrical System (campaign 26V432000): Hyundai Motor America (Hyundai) is recalling certain 2023-2024 Ioniq 5 vehicles. The high voltage battery cells may contain misaligned electrodes, which can lead to a fire while parked or driving.
- 2026 recall, Electrical System (campaign 26V068000): Hyundai Motor America (Hyundai) is recalling certain 2025-2026 IONIQ 5 and 2026 IONIQ 9 vehicles. The high voltage battery system may contain an improperly tightened bus bar, which can cause a short-circuit.
- 2026 recall, Suspension (campaign 26V314000): Hyundai Motor America (Hyundai) is recalling certain 2025 Ioniq 5 and 2026 Ioniq 9 vehicles. The fasteners for the rear suspension may loosen and detach, which can result in a loss of vehicle control.
- 2025 recall, Electrical System (campaign 25V064000): Hyundai Motor America (Hyundai) is recalling certain 2025 IONIQ 5 EV vehicles. The rear floor wiring harness may contain an open circuit, which can result in the rear side air bag not deploying as intended.
- 2025 recall, Service Brakes, Hydraulic (campaign 25V065000): Hyundai Motor America (Hyundai) is recalling certain 2025 Hyundai IONIQ 5 "N" vehicles equipped with a left-foot braking (LFB) feature.
- 2025 recall, Service Brakes, Hydraulic (campaign 25V235000): Hyundai Motor America (Hyundai) is recalling certain 2025 Hyundai IONIQ 5 "N" vehicles equipped with left-foot braking (LFB) and N e-shift features.
Serious Incident Reports
Of the NHTSA complaints on file for the Ioniq 5, 28 involved a crash, 4 involved a fire, 11 reported injuries. These numbers are drawn from self-reported complaints and are not verified findings. If your vehicle has an open recall, get it repaired promptly.
Keeping a Hyundai Ioniq 5 Reliable in Phoenix
Arizona heat is the hardest test a Hyundai will face. Batteries, belts, hoses, tires and engine oil all wear faster here, and a Ioniq 5 that spends its life in stop-and-go Valley traffic needs maintenance earlier than the owner's manual's normal schedule suggests.
Our recommendation for Ioniq 5 owners: follow the severe-service schedule, test the battery before every summer, inspect brakes and tires twice a year, and have any warning light diagnosed instead of ignored. If you are shopping for a used Hyundai Ioniq 5, a pre-purchase inspection shows what the paperwork does not.
Hyundai Ioniq 5 Services at EZ Swap LLC
Get the details on our Phoenix Hyundai Ioniq 5 repair service, or choose a service below.
Battery Replacement
Test, replace and protect against Phoenix heat.
Details →Starter & Alternator Repair
Charging and starting system repair.
Details →No-Start Diagnostics
Find out why it will not start.
Details →Check Engine Light Diagnostics
Scan, test and pinpoint the real cause.
Details →Auto Repair
All makes and models, from domestic trucks to imports.
Details →Oil Change & Maintenance
Oil, filters, fluids, tires and scheduled service.
Details →Hyundai Ioniq 5 FAQ
What are the most common problems with the Hyundai Ioniq 5?
Based on NHTSA owner complaints, the most-reported problem areas for the Hyundai Ioniq 5 are electrical system (999), fuel/propulsion system (275), power train (251). Complaint counts reflect reports filed, not the share of vehicles affected.
Which Ioniq 5 model years have the most complaints?
The Ioniq 5 model years with the most NHTSA complaints on file are 2022, 2023, 2025. Older years have had longer to collect reports, so inspect any specific vehicle before buying.
What are the most common check engine codes on the Hyundai Ioniq 5?
In NHTSA owner complaints for the Hyundai Ioniq 5, the codes cited most often are P1A90 (manufacturer-specific powertrain code). A code points to a system, and testing confirms the actual failed part.
Does the Hyundai Ioniq 5 have any safety recalls?
NHTSA lists 14 recall campaigns for the Hyundai Ioniq 5 across model years 2022 to 2027. Each recall applies only to certain vehicles, so enter your VIN at nhtsa.gov/recalls to see if yours is affected.
Do you repair the Hyundai Ioniq 5 in Phoenix?
Yes. EZ Swap LLC repairs and maintains Hyundai vehicles including the Ioniq 5, at 9050 N 9th St in Phoenix. Call or text (602) 246-9063 for an appointment.
Is a pre-purchase inspection worth it for a used Hyundai Ioniq 5?
Yes. An inspection checks the engine, transmission, brakes, suspension, A/C and electrical system, and scans for stored codes, so you know the real condition before you buy.
How often should I service my Hyundai Ioniq 5 in Phoenix?
Follow the severe-service schedule in your owner's manual, since heat and stop-and-go driving count as severe use. Test the battery before summer and inspect brakes and tires regularly.
More Hyundai Models We Service
Source: public complaint and recall records from the National Highway Traffic Safety Administration (nhtsa.gov). Counts reflect reports filed and do not predict the condition of any individual vehicle.