12V battery drain issues on early production cars
- Typically appears
- 20,000+ miles
- What to inspect
- Check the 12V battery health and ask about any history of failed starts

A 2023 Hyundai Ioniq 5 is now 3 years old, so an average example has covered around 40,500 miles. A mid-run car · most launch faults had been addressed by this point, and wear items are the main risk at this age. Check the state safety inspection and service history alongside the documented faults below, which are sorted by whether a 2023 car has usually reached the mileage where they appear.
Compiled & reviewed by the VehicleFaults Research Team
The 2023 Hyundai Ioniq 5 is 3 years old, so an average example has covered roughly 40,500 miles. At that mileage 2 of the documented faults are already due, so check those first.
Documented onset mileage is at or below the ~41k miles an average 2023 car has covered.
12V battery drain issues on early production cars
Rear suspension knocking from worn bushes
Age, electronics and build-related issues that are not mileage-driven.
Infotainment and instrument cluster software glitches requiring updates
Dashboard and door trim rattles on rough roads
Panoramic sunroof wind noise and seal issues
Generate a tickable pre-purchase checklist for this exact year, mileage and variant · add photos and notes as you inspect.
Check this exact carYes, it has a strong reliability record, with most issues being minor software glitches.
Yes, early cars had some 12V drain issues, so checking its health is a sensible precaution.
Battery health is generally strong under the manufacturer warranty, but a health check report is still worthwhile.
None significant, though checking for panoramic sunroof wind noise is worthwhile if fitted.