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 ...

    System warnings and status messages
    System warnings alert you to possible problems or malfunctions in your vehicle’s operating systems. Note: Depending on the vehicle options equipped with your vehicle, not all of the messages wi ...

    Replacing lost intelligent access keys (IA keys)
    If you would like to have your IA keys reprogrammed because you lost one, or would like to buy additional transmitters you can either reprogram them yourself, or take all transmitters to your auth ...