BMW Z4 E85/E86 3.0si
2002–2008 · Coupe · Roadster · Sedan
Chassis codes: E85 · E86
Version
Engine
3.0L 6-cyl · Petrol
Power
231 HP
Torque
300 Nm
Transmission
MANUAL
Drive
RWD
0-100 km/h
5.9 sec
Top Speed
245 km/h
Fuel consumption
7.5 L/100km
Body
Roadster
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Model overview
A model overview is not available for this generation yet.
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Engine overview · 3.0L 6-cyl PETROL
A smooth, naturally aspirated six-cylinder engine with good performance potential, though ageing cooling, oil-sealing and variable-valve-control components deserve careful attention.
Pros
- Smooth naturally aspirated six-cylinder performance
- Strong response and refinement
Cons
- Age-related cooling repairs can be costly
- Oil leaks are possible
- 231 HP and 265 HP applications differ by variant
Common problems & ownership concerns
Potential impact: Low · Medium · High. This describes possible consequences, not fault likelihood.
- Cooling-system component ageingHigh
- Oil-filter housing and gasket leaksMedium
- VANOS or variable-valve-control faultsMedium
- Crankcase ventilation and intake leaksMedium
Maintenance
Follow the VIN-specific service schedule, use the approved oil specification and monitor cooling-system condition and oil leaks.
These are general ownership concerns, not a diagnosis. Equipment and engine details vary by version and production date.
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