BatteryCritical
Capacity differences between 60Ah, 94Ah and 120Ah cars
Major mechanical repair£800–£2,500
Inspect · Confirm the battery version and run a state-of-health check
2013–2022 BMW i3 · common fault repair costs
What the known faults on this BMW i3 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
- £800–£2,500
- Top three risks, from
- £1,450
- Worst case, everything
- £6,900
The single priciest documented job on the 2013–2022 BMW i3 is major mechanical repair at £800–£2,500. Few cars need every repair listed here · treat £1,700–£6,900 as the full exposure if one arrived with all of them.
Cost per fault
BodyHigh
Carbon body repair complexity after accident damage
Body & corrosion repair£250–£1,800
Inspect · Check the history for accident repairs and inspect panel gaps
EngineHigh
Range extender fuel system faults from lack of use
Fuel pump / fuel system£400–£1,500
Inspect · On REx cars, start the generator and check it runs cleanly
SuspensionMedium
Narrow tyre availability and rear bush wear
Suspension refresh (per axle)£250–£1,100
Inspect · Check tyre condition and source availability before pricing
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 BMW i3 this week?
Build a tickable checklist for the exact car in front of you, record faults with photos, and hand the buyer a report.