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:

    Disposal of airbags and airbag equipped vehicles(including pretensioners)
    Contact your authorized dealer as soon as possible. Airbags MUST BE disposed of by qualified personnel. ...

    The better business bureau (BBB) auto line program (U.S. Only)
    Your satisfaction is important to Ford Motor Company and to your dealer. If a warranty concern has not been resolved using the three-step procedure outlined earlier in this chapter in the Getting ...

    Fog lamp control
    With the ignition on, the fog lamps can be turned on when the headlamp control is pulled toward you and is in any of the following positions: • Parking lamps • Low beams • Autolamps (wh ...