2023 BMW M5 S63B44T4 (G80)
G80 / Sedan / Global (noting minor variations in emissions equipment and features by region)
S63B44T4Exact year/trim recordSilver
Engine identity
Oils and fluids
Service and parts data
Common and chronic problems
- Carbon build-up in direct injection engines typical over time
- High-performance differential components require regular inspection
First checks
- Verify software updates for engine management
- Inspect cooling and oil systems carefully due to high-performance usage
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 2023 BMW M5 is offered globally, but exact features and emissions systems may vary by region (e.g., EU vs US EPA)
- Oil capacity includes filter change; use only BMW-approved synthetic oils to maintain warranty and performance