See also:

Screw thread
Push out the cover by pressing on the top edge. Front Rear ...

Tire inflation pressure values over 100 mph/160 km/h
320i   328i 335i ...

Caring for special components
Light-alloy wheels Use wheel cleaner, particularly during the winter months. Do not use aggressive, acidic, strongly alkaline or abrasive cleaners, or steam jets above 140 ℉/60 ℃; f ...