Octane Recommendations

Octane Recommendations - What you should know about automotive fuels - Maintenance and Specifications - Lincoln MKZ Owners Manual - Lincoln MKZ

“Regular” unleaded gasoline with a

“Regular” unleaded gasoline with a pump (R+M)/2 octane rating of 87 is recommended. Some stations offer fuels posted as “Regular” with an octane rating below 87, particularly in high altitude areas. Fuels with octane levels below 87 are not recommended.

Do not be concerned if your engine sometimes knocks lightly. However, if it knocks heavily under most driving conditions while you are using fuel with the recommended octane rating, see your authorized dealer to prevent any engine damage.

    See also:

    Opening windows and moon roof (if equipped)
    You can open the vehicle’s windows, and (if equipped) vent the moon roof (power shade opens) by using the control on the transmitter. Refer to Power windows in the Driver Controls chapter for mor ...

    Service recommendations
    To help you service your vehicle, we provide scheduled maintenance information which makes tracking routine service easy. If your vehicle requires professional service, your authorized dealer can ...

    Filling the tank
    The advertised fuel capacity of the fuel tank on your vehicle is equal to the rated refill capacity of the fuel tank as listed in the Maintenance product specifications and capacities section of t ...