ElectricalMedium
12V battery drain issues on early production cars
HV battery module work£1,200–£8,000
Inspect · Check the 12V battery health and ask about any history of failed starts
2021–2025 Hyundai Ioniq 5 · common fault repair costs
What the known faults on this Hyundai Ioniq 5 typically cost to put right at a UK independent garage · use the figures to price risk before you bid, and to justify a reduction when something shows up on inspection.
Cost at a glance
- Most expensive fault
- £1,200–£8,000
- Top three risks, from
- £1,570
- Worst case, everything
- £12,700
The single priciest documented job on the 2021–2025 Hyundai Ioniq 5 is hv battery module work at £1,200–£8,000. Few cars need every repair listed here · treat £1,950–£12,700 as the full exposure if one arrived with all of them.
Cost per fault
BodyworkLow
Panoramic sunroof wind noise and seal issues
Body & corrosion repair£250–£1,800
Inspect · Check for wind noise around the sunroof at motorway speed if fitted
ElectricalMedium
Infotainment and instrument cluster software glitches requiring updates
Infotainment repair or software fix£120–£1,200
Inspect · Check the car has the latest software update and test all screens for freezing
SuspensionMedium
Rear suspension knocking from worn bushes
Suspension refresh (per axle)£250–£1,100
Inspect · Check for knocking noises over speed bumps at the rear
InteriorLow
Dashboard and door trim rattles on rough roads
Door / window mechanism£130–£600
Inspect · Drive over rough surfaces and listen for interior rattles
Ranges are indicative parts-and-labour costs at a UK independent garage, inclusive of VAT. Franchised dealers typically sit 40–80% higher, and prestige or electrified variants sit at the top of each band. Always get a written quote before committing.
Inspecting a Hyundai Ioniq 5 this week?
Build a tickable checklist for the exact car in front of you, record faults with photos, and hand the buyer a report.