2024 BMW M240i B58B30M0 (G42)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Turbo wastegate rattle under light throttle
• High-pressure fuel pump wear in early mileage

First checks

• Oil level sensor calibration
• Cooling system pressure test

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

• M240i is powered by the B58 3.0L inline-6 engine shared across many BMW models, tuned for 382 hp in 2024.
• Mild hybrid system presence and exact tuning can vary by region and model version; full specs apply mainly to North America and Europe.