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:

    Removing the jumper cables
    Remove the jumper cables in the reverse order that they were connected. Note: In the illustration, the vehicle on the bottom is used to designate the assisting (boosting) battery. 1. Remove ...

    Switching off AdvanceTrac with RSC
    If the vehicle is stuck in snow, mud or sand, and seems to lose engine power, switching off certain features of the AdvanceTrac with RSC system may be beneficial because the wheels are allowed to ...

    Dual zone automatic temperature control with heated and cooled seats (navigation system based–if equipped)
    Temperature conversion: To switch between Fahrenheit and Celsius, refer to Message center in the Instrument Cluster chapter. 1. Climate: Press to control the climate control system through the ...