Octane Recommendations

Octane Recommendations  - What you should know about automotive fuels - Maintenance and Specifications - Lincoln MKZ Owners Manual - Lincoln MKZ

“Regular” unleaded gasoline with a

“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 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:

    Paint chips
    Your authorized dealer has touch-up paint to match your vehicle’s color. Take your color code (printed on a sticker in the driver’s door jamb) to your authorized dealer to ensure you get the corr ...

    Operation
    The radar sensor detects vehicles ahead that are moving in the same direction as your vehicle. If the radar detects that your vehicle is rapidly closing in on another vehicle, a red warning ...

    Gauges
    Gauges Speedometer: Indicates the current vehicle speed. Engine coolant temperature gauge: Indicates engine coolant temperature. At normal operating temperature, the needle will ...