2022 BMW 2 Series 228i B48B20M0 (F44 (Gran Coupe), F45 (Active Tourer), F46 (Gran Tourer))
F44 (Gran Coupe), F45 (Active Tourer), F46 (Gran Tourer) / Coupe / Hatchback / MPV depends on exact variant / Global (mainly North America, Europe, select international markets)
B48B20M0Exakter Jahres-/Varianten-DatensatzSilver
Engine identity
Oils and fluids
Service and parts data
Common and chronic problems
- Turbocharger wastegate rattle (rare on newer models)
- High pressure fuel pump wear
- Electric water pump failure after extended use
First checks
- Turbocharger functionality
- Oil consumption levels
- Electronic throttle and sensor diagnostics
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
- The BMW 228i was relaunched for the 2022 model year replacing the previous N20 4-cylinder with a more efficient B48 engine.
- Engine management and power figures may differ slightly by market (e.g., USA vs Europe) due to emissions regulation.