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:

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

    Power side view mirrors
    WARNING: Do not adjust the mirror while the vehicle is in motion. To adjust your mirrors: 1. Rotate the control clockwise to adjust the right mirror and rotate the control counterclock ...

    Adaptive headlamps
    The headlamp beams move in the same direction as the steering wheel which provides more visibility when driving around curves. • Without adaptive headlamps (1) • With adaptive headlamps (2) ...