2001 BMW Z3 M52B28TU/M54B30 (E36/7)
E36/7 / Convertible / Global / with regional engine variations
M52B28TUM54B30Fiche exacte année/versionGold
Engine identity
Oils and fluids
Service and parts data
Common and chronic problems
- Cooling system aging and radiator leaks
- VANOS system wear causing rough idle
- Rear subframe bolt corrosion
First checks
- Inspect cooling system hoses and radiator
- Check VANOS unit for rattle/noise
- Check rear subframe bolts for rust and tightness
Avant de remplacer des pièces
- 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
- Early 2001 Z3 models mostly use M52B28TU; late 2001 production in some markets moved to M54B30 engine
- Market variations may affect transmission availability and engine tuning