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:

    Headlamp control
    Turns the lamps off. Turns on the parking lamps, instrument panel lamps, license plate lamps and tail lamps. Turns the low beam headlamps on. ...

    Mud and water
    If you must drive through high water, drive slowly. Traction or brake capability may be limited. When driving through water, determine the depth; avoid water higher than the bottom of the wheel ...

    Daytime running lamps (DRL) (if equipped)
    Turns the headlamps on with a reduced intensity output (halogen headlamps) or turns the front fog lamps on (HID headlamp). To activate: • the ignition must be in the on position, • the headlamp c ...