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:

    Resuming a set speed
    Press and release RESUME. This will automatically return the vehicle to the previously set speed. ...

    Safety Compliance Certification Label
    Safety Compliance Certification Label The National Highway Traffic Safety Administration Regulations require that a Safety Compliance Certification Label be affixed to a vehicle and prescri ...

    CTA and reverse sensing system (RSS) interaction
    CTA works along with the reverse sensing system (RSS) (if equipped). Become familiar with the warning tones of both systems. ...