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 safety belt pretensioner and airbag supplemental restraint system work?
    The safety belt pretensioner and airbag SRS are designed to activate when the vehicle sustains longitudinal deceleration sufficient to cause the sensors to close an electrical circuit that ...

    Interior
    Inside the cabin, big, plush seats welcome the driver and passengers. There's a giant center armrest with storage between the driver and the front passenger seat, as well as one splitting the seco ...

    Child safety locks
    When these locks are set, the rear doors cannot be opened from the inside. The rear doors can be opened from the outside when the childproof door locks are set, but the doors are unlock ...