Petrol Engine
Do not refuel the vehicle with leaded petrol, as it damages the catalytic converter.
To avoid damage to the engine and fuel system, do not fill the tank with E85, which contains 85% ethyl alcohol, or FlexFuel.◄ It is recommended to use petrol that is completely or almost completely free of sulphur. Knock control allows the use of petrol of different grades.
► Super Plus, AKI-98.
Choose this petrol, as it allows the rated performance figures to be achieved.
► Refuelling is permitted with:
Unleaded Super, AKI-95.
This petrol may be found under the following designations:
DIN EN 228 or EURO-SUPER.
► Minimum: regular unleaded petrol, AKI-91.
To avoid engine damage, do not refuel the vehicle with petrol of lower quality than the grades listed above.◄
Test yourself
A quick BMW X3 quiz: every answer comes with an explanation and a link to the manual page.