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:

    Interior mirror
    The interior rearview mirror has two pivot points on the support arm which lets you adjust the mirror up or down and from side to side. WARNING: Do not adjust the mirror while the vehicle is in m ...

    Special operating conditions
    If you operate your vehicle primarily in any of the following conditions, you need to perform additional maintenance as indicated. If you occasionally operate your vehicle under any of these con ...

    Identifying components in the engine compartment
    1. Engine coolant reservoir 2. Power steering fluid reservoir 3. Brake fluid reservoir 4. Battery 5. Power distribution box 6. Air filter assembly 7. Transmission fluid dipstick 8. Eng ...