1. Engine Code: A series of letters and numbers. This includes the engine block model and engine family, but may include others.
2. Capacity/Filter capacity: litres(liters). Engine oil fill quantity in case of oil change.
3. Oil Change Intervals: 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.

	1	2	3
Clarus / Credos 1.8 (1996 – 2001)	T8D	4 / 0.2	15 000 km/ 12 months
Clarus / Credos 2.0 (1996 – 2001)	TED	3.6 / 0.2	15 000 km/ 12 months