2020 BMW M550i N63B44O1/N63TU2 (G30)
G30 / Sedan / Global (notably USA, Europe, China; varies by market in availability and specs)
N63B44O1N63TU2Exakter Jahres-/Varianten-DatensatzSilver
Engine identity
Oils and fluids
Service and parts data
Common and chronic problems
- Oil consumption in early N63 engines
- High engine complexity increases repair costs
First checks
- Turbocharger condition
- Timing chain tension and VANOS mechanisms
- Cylinder head gasket integrity
Vor dem Teiletausch
- 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
- M550i replaced the earlier M550d diesel variant in many markets for 2020.
- Engine specification varies slightly by market emissions and tuning regulations.