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:

    Setting speed control
    To set speed control: 1. Press and release ON. 2. Accelerate to the desired speed. 3. Press and release SET + or SET -. 4. Take your foot off the accelerator pedal. 5. The indicator light on ...

    Memory feature (seat, mirrors and steering column)
    The intelligent access key (IA key) allows you to recall the memory seat/power mirrors/steering column feature. Press or activate intelligent access to recall memory and automatically move t ...

    Locking the doors
    1. Press and release to lock all the doors. The turn signal lamps will illuminate. 2. Press and release again within three seconds to confirm that all the doors are closed. Note: The doors ...