BMW Z4 Roadster 2.5i Warranty Information

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Inspection II
Includes all items listed under Inspection I, and the following checks and maintenance operations.
Engine Compartment
Replace air cleaner element. (Note: Reduce replacement interval in dusty operating conditions).
Brake Fluid Service
Replace brake fluid every 2 years (time interval begins from the vehicle’s production date).
Oxygen Sensor Service
Replace Oxygen Sensor every 100,000 miles.
Spark Plug Service
Replace spark plugs every 100,000 miles.
Automatic Transmission Service
Replace ATF every 100,000 miles.
   Z4 
2.5i, 
3.0i