2018 BMW M240i Maintenance guide

v1.0Updated Ryan Davis4 Sources Analyzed1 Critical Recalls
MAINTENANCE SUMMARY

The 2018 BMW M240i requires diligent maintenance, with a critical recall for crankshaft sensor issues potentially causing engine stalls. High TSB counts suggest vigilance is needed for powertrain and electrical systems.

View Critical Issue: Crankshaft Sensor Failure

Reliability Score

Est. Annual Maintenance Cost

$300 - $600

TSBs & Recalls

82 TSBs | 2 Recalls

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Key Takeaways

  • The 2018 BMW M240i has a critical recall for a crankshaft sensor that can cause engine stalls.
  • A high volume of Technical Service Bulletins (TSBs) indicates potential for various minor issues or diagnostic complexities.

2 more takeaways unlock below

Critical service intervals
Common failure analysis
Symptoms and prevention guidance
Related guides and deeper reading
Full data sources and methodology
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MethodologyHow we score →

Scores are derived from NHTSA recalls and owner complaints, normalized by vehicle segment averages.

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