Engine Compartment Z4 Roadster 
3.0i, 3.0si
Z4 Coupe 3.0si 
Read out diagnostic system.  • 
Check engine cooling system/heater hose connections for leaks. Check coolant level 
and antifreeze protection level. Add coolant if required.  • 
Check windshield washer fluid level and antifreeze protection. Fill up and/or correct if 
required.  • 
Check air conditioner for operation.  • 
Replace microfilter (Note: reduce replacement interval in dusty operating conditions).  • 
Reset service interval indicator.  • 
Check brake fluid level. Add fluid if needed.  •
Body/Electrical 
Check battery state-of-charge indicator and charge if required. • 
Check lighting system, i.e.: headlights, foglights, parking, back-up, license plate, 
interior (including map reading lights), glove box, flashlight, illuminated makeup
mirrors, luggage compartment lights.  • 
Check instrument panel and dashboard illumination.  • 
Check all warning/indicator lights, check control.  • 
Check turn signals, hazard warning flashers, brake lights, horns, headlight dimmer 
and flasher switch.  • 
Check wipers and washer system(s); wiper blades, washer jet positions.  • 
Check condition and function of safety belts.  • 
Visually examine all SRS airbag units for torn covers, obvious damage or attachment 
of decals, decorations or accessories.  • 
Check central locking/double lock.  • 
Check operation of all latches.  • 
Check heater/air conditioner blower, rear window defogger.  • 
Check rear view mirrors.  •
Final Inspection 
Road test with check of brakes, suspension, steering, clutch/manual transmission or 
automatic transmission. • 
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