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:

    Folding down the 60/40 rear seats
    Note: The head restraints should be placed in the full down position before folding the seatback down. Note: Ensure that no objects such as books, purses, or briefcases are on the floor in fron ...

    Reverse sensing system (if equipped)
    The Reverse Sensing System (RSS) sounds a tone to warn the driver of obstacles near the rear bumper when the R (Reverse) is selected and the vehicle is moving at speeds less than 3 mph (5 km/h). T ...

    Using the power lumbar support
    The power lumbar control is located on the outboard side of the seat. Press one side of the control to adjust firmness. Press the other side of the control to adjust softness. ...