Octane recommendations

Octane recommendations - What you should know about automotive fuels - Maintenance and Specifications - Lincoln MKX Owners Manual - Lincoln MKX

“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

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:

    Perimeter alarm system
    The perimeter alarm system will help protect your vehicle from unauthorized entry. When the following types of unauthorized entry occur: • any door, the hood or the trunk is opened without usi ...

    High fluid level
    Fluid levels above the normal operating range may result in transmission failure. An overfill condition of transmission fluid may cause shift and/or engagement concerns and/or possible dam ...

    Erasing HomeLink buttons
    To erase the three programmed buttons (individual buttons cannot be erased): • Press and hold the two outer HomeLink buttons until the indicator light begins to flash-after 20 seconds. Re ...