2004 BMW 645Ci M62TUB44 (E63)
E63 / Coupe / Global (primarily North America, Europe, Japan, Australia)
M62TUB44Registro exacto de año/versiónGold
Engine identity
Oils and fluids
Service and parts data
Common and chronic problems
- VANOS actuator failure leading to rough idle
- Rear subframe bushings wear
- DISA valve failures causing rough running
First checks
- Inspect VANOS system and seals
- Check rear subframe for corrosion or bushing play
- Verify cooling system hoses and water pump condition
Antes de cambiar piezas
- 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 645Ci in 2004 globally used the M62TUB44 engine except for some early phase-in of the N62 V8 in 2004 model year on select markets.
- Oil capacity and service intervals are based on BMW factory workshop manuals for E63 645Ci.