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:

    Jump starting
    1. Start the engine of the booster vehicle and run the engine at moderately increased speed. 2. Start the engine of the disabled vehicle. 3. Once the disabled vehicle has been started, run both ...

    Curve control
    Curve Control is a dynamic feature designed to help drivers maintain control if they inadvertently take a curve - such as a freeway off-ramp - too quickly. Curve Control senses when a vehicle is ent ...

    Headlamp control
    Turns the lamps off. Turns on the parking lamps, instrument panel lamps, license plate lamps and tail lamps. Turns the low beam headlamps on. ...