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:

    How does the Personal Safety System work?
    The Personal Safety System can adapt the deployment strategy of your vehicle’s safety devices according to crash severity and occupant conditions. A collection of crash and occupant sensors provid ...

    Motorcraft part numbers
    Refer to scheduled maintenance information for the appropriate intervals for changing the spark plugs. Replace the spark plugs with ones that meet Ford material and design specifications for ...

    Replacing stop/tail/turn and side marker bulbs
    Your vehicle is equipped with a rear lamp that has a stop/tail/turn and side marker lamp module containing integral multiple light emitting diodes (LED). If one or more LEDs burn out, the complete ...