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:

    Power door locks
    • Press the control to unlock all doors. • Press the control to lock all doors. ...

    Rolling code programming
    Note: If you do not follow the time-sensitive instructions, the device will time out and you will have to repeat the complete procedure. Note: It may be helpful to have another person assist you ...

    Autolock feature
    The autolock feature will lock all the doors when: • all the doors are closed, • the ignition is in the on position, • you shift into any gear putting the vehicle in motion, and • the vehicle atta ...