Coolant seeping into the electric motor
usually 40,000–160,000 km · Medium risk
Signs: Coolant level drops slowly, drive system warning
Fix: The dealer checks the motor for coolant; a motor with coolant inside is replaced
€150–6,000
Engine: common problems, timing drive and oil
Electric (Audi e-tron / Q8 e-tron)
Electric
1
model generations
5
known faults
127,000
new cars in the EU (2010–2025)
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Fuel: Electric. Timing drive: none (EV).
In our database this engine is fitted to 1 model generations, among them: Audi e-tron / Q8 e-tron.
The most expensive known risk is coolant seeping into the electric motor: it usually appears at 40,000–160,000 km and costs €150–6,000 to fix.
Key facts
| Fuel | Electric |
|---|---|
| Years | 2018–2027 |
| Timing drive | None (EV) |
Known engine faults
Faults that belong to the engine itself. They apply to every model with this engine, and each model has its own extra faults on its model page.
Low-voltage battery
usually 120,000–240,000 km · Wear part
Signs: LV battery alert
Fix: Replace
€100–300
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
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
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
Models with this engine
Model generations this engine is fitted to.
Common questions
What are the known problems with the Electric (Audi e-tron / Q8 e-tron) engine?
The faults with the highest risk: coolant seeping into the electric motor (40,000–160,000 km, €150–6,000); on-board charger (AC) faults (60,000–180,000 km, €500–2,500).
Which cars have the Electric (Audi e-tron / Q8 e-tron) engine?
Audi e-tron / Q8 e-tron.
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