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:

    Readiness for Inspection/Maintenance (I/M) testing
    Some state/provincial and local governments may have Inspection/Maintenance (I/M) programs to inspect the emission control equipment on your vehicle. Failure to pass this inspection could prevent ...

    Dual automatic temperature control (datc) system with heated and cooled seats
    Dual automatic temperature control (datc) system with heated and cooled seats 1. + Fan speed control: Press to increase the fan speed. 2. Defrost: Distributes outside air through the win ...

    Easy Fuel “no cap” fuel system
    Your fuel tank is equipped with a capless fuel filler system. This allows you to simply open the fuel filler door and insert the fuel filler nozzle into the fuel system. The capless system is self ...