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:

    Safety and environment protection
    Warning symbols in this guide How can you reduce the risk of personal injury to yourself or others? In this guide, answers to such questions are contained in comments highlighted by the warning t ...

    Setting adaptive cruise control
    Note: It is the driver’s responsibility to stay alert, drive safely and be in control of the vehicle at all times. The controls for using your cruise control are located on the steering whe ...

    Tires
    Tires are designed to give many thousands of miles of service, but they must be maintained in order to get the maximum benefit from them. Glossary of tire terminology • Tire label: A label showi ...