Low-voltage battery
usually 120,000–240,000 km · Wear part
Signs: LV battery alert
Fix: Replace
€100–300
Common faults, service intervals and costs
BMW iX
2021–now
1
engines covered
4
known faults
Enter your VIN and mileage and get a plan built for your exact engine and gearbox.
The BMW iX has been built since 2021.
For this generation we cover 1 engines and 4 known faults, each with the mileage range where it usually appears.
The most expensive known risk is On-board charger (AC) faults: it usually appears at 60,000–180,000 km and costs €500–2,500 to fix.
Engines
| Engine | Fuel | Timing drive | Oil |
|---|---|---|---|
| Electric | Electric | None (EV) | — |
Faults by engine
Electric
Brake calipers seizing (low use)
usually 80,000–150,000 km · Wear part
Signs: Uneven pad wear; regen means brakes rarely used
Fix: Service calipers yearly
€100–400
HV battery capacity loss
usually 150,000–300,000 km · Wear part
Signs: Range ~10–15% below new
Fix: Normal ageing; covered 8 yr / 160,000+ km
free / recall
On-board charger (AC) faults
usually 60,000–180,000 km · Medium risk
Signs: 'Charging impossible' on AC
Fix: Repair / replace the charger
€500–2,500
Scheduled service
Intervals and typical prices for the Electric engine. Other engines differ in oil, timing drive and some filters; the app gives the exact plan.
| Item | Interval | Typical price |
|---|---|---|
| Tyre rotationWheels | every 10,000 km | €20–45 |
| Cabin (pollen) filterClimate | every 15,000 km or every 12 months | €15–40 |
| Brake fluidBrakes | every 24 months | €50–95 |
| A/C service (regas + desiccant)Climate | every 24 months | €70–150 |
| Drive unit oil checkTransmission | every 150,000 km | €0–120 |
| Brake pads (regen-assisted)Brakes | usually at 80,000–160,000 km | €60–150 |
| Tyres (set of 4, EV-rated)Wheels | usually at 30,000–50,000 km | €450–900 |
| Wiper bladesBody | checked at service | €20–50 |
| 12V batteryElectrical | checked at service | €100–220 |
Roadworthiness tests in the Netherlands by age
Share of this model's Dutch fleet that had a defect in each system at a roadworthiness test (APK) in 2025. Bold red means more often and green less often than an average car of the same age and fuel. Sample: 1,311 cars.
| age (years) | 3–5 |
|---|---|
| Brakes | 0.1 % |
| Suspension | 0.1 % |
| Steering | 0.1 % |
| Tyres and wheels | 2.6 % |
| Lights, wipers and visibility | 1.3 % |
| Body and corrosion | 0.0 % |
| Exhaust, emissions and leaks | 0.0 % |
Most common engine versions in the EU
New cars of this generation registered in the EU, Iceland and Norway 2010–2025: 55,093, of which 17 in Croatia. The share shows how common each version is.
| Version | Share | Years | CO₂ | Fuel use |
|---|---|---|---|---|
| ElectricElectric | 40.9 % | 2021–2025 | — | — |
| Electric240 kW (326 hp) · Electric | 19.8 % | 2022–2025 | — | — |
| Electric385 kW (523 hp) · Electric | 13.5 % | 2022–2025 | — | — |
| Electric400 kW (544 hp) · Electric | 7.8 % | 2025–2025 | — | — |
| Electric300 kW (408 hp) · Electric | 7.5 % | 2025–2025 | — | — |
| Electric397 kW (540 hp) · Electric | 3.1 % | 2023–2025 | — | — |
| Electric102 kW (139 hp) · Electric | 1.5 % | 2021–2025 | — | — |
| Electric190 kW (258 hp) · Electric | 1.4 % | 2023–2025 | — | — |
| Electric140 kW (190 hp) · Electric | 1.3 % | 2022–2025 | — | — |
| Electric485 kW (659 hp) · Electric | 1.0 % | 2025–2025 | — | — |
Source: European Environment Agency (EEA), monitoring of CO₂ emissions from new passenger cars, CC BY 4.0. CO₂ and fuel use are official type-approval values (WLTP from 2021), not real-world consumption.
Common questions
What are the known problems with the BMW iX?
The faults with the highest risk: on-board charger (AC) faults (60,000–180,000 km, €500–2,500). The full list by engine is on this page.
What should you check when buying a used BMW iX?
Before you buy, ask an authorised dealer to check by VIN whether the car has any open recalls. On the test drive, watch for these signs: 'Charging impossible' on AC. The full checklist is in the guide to buying a used car.
Other BMW models
BMW 2 Series Active Tourer (U06) 2021–BMW 2 Series Coupé (G42) 2021–BMW i4 2021–BMW 2 Series Gran Coupé (F44) 2020–2024BMW 4 Series (G22) 2020–BMW 7 Series (G70) 2022–BMW X1 (U11) 2022–BMW 1 Series (F40) 2019–2024BMW 3 Series (G20) 2019–BMW 5 Series (G60) 2023–
Sources and notes
Faults, intervals and prices are indicative and collected from public sources and owner experience; always rely on the service book and a qualified workshop. Test statistics: DVSA – Anonymised MOT tests and results, Open Government Licence v3.0. Dutch tests: RDW Open Data (CC0). Engine versions: EEA, monitoring of CO₂ emissions from new passenger cars (CC BY 4.0, DG CLIMA). Owner complaints: NHTSA ODI (public domain). Recalls: DVSA Vehicle Safety Branch Recalls Database, OGL v3.0. Brand and model names are trademarks of their owners and are used only to describe the vehicles.
Updated 08/10/2026