• Engine: Engine Code. A sequence of letters and numbers. This includes the engine block type and engine family, but may also include other information.
• Capacity: Capacity/Filter capacity in litres(liters). Engine oil fill quantity (Service fill).
• Intervals: Oil Change Intervals (use: normal). Engine oil should be changed at the latest after this time or after miles/km, whichever comes first.

The oil filter must be replaced every time the oil is changed, unless the car's owner's manual recommends otherwise.

	Engine	Capacity	Intervals
645Ci (2003 – 2005)	N62B44	8	10 000 miles/ 12 months
650i (2005 – 2011)	N62TUB48	8	10 000 miles/ 12 months
M6 (2004 – 2011)	S85	9.3 / 1	10 000 miles/ 12 months