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:

    Changing the wiper blades
    1. Pull the wiper blade and arm away from the glass. 2. Squeeze the locking tabs to release the blade from the arm and pull the blade away from the arm to remove it. 3. Attach the new bla ...

    Checking engine coolant
    The concentration and level of engine coolant should be checked at the intervals listed in scheduled maintenance information. The coolant concentration should be maintained at 50/50 coolant and di ...

    Three-position heated and cooled seats
    Heated seats The heated seats will only function when the engine is running. WARNING: Persons who are unable to feel pain to the skin because of advanced age, chronic illness, diabetes, spinal cor ...