2020 BMW i8 B38A15T1 (3-cylinder turbo petrol)/BMW eDrive electric motor (I12)
I12 / Coupe / Roadster / Global excluding certain restricted markets; mainly Europe, North America, China, Australia
B38A15T1 (3-cylinder turbo petrol)BMW eDrive electric motorExact year/trim recordGold
Engine identity
Oils and fluids
Service and parts data
Common and chronic problems
- High-voltage battery degradation in hot climates
- Brake system wear due to regenerative braking specifics
First checks
- Battery health status via BMW diagnostic tools
- High voltage system integrity
- Cooling system performance for battery and engine
Before replacing parts
- Save fault codes and freeze-frame data before clearing anything.
- Check engine oil, coolant and transmission fluid using the correct temperature and service procedure.
- Verify power, ground, connectors, hoses, leaks and live data before replacing expensive parts.
Important notes
- The BMW i8 was sold new in 2020, with global availability depending on regulatory approval and import markets.
- The vehicle's hybrid powertrain combines petrol and electric drive; specifications can vary slightly by market emissions compliance.