Infiniti QX: Antifreeze - Cold weather driving - Starting and driving - Infiniti QX Owner's ManualInfiniti QX: Antifreeze

In the winter when it is anticipated that the outside temperature will drop below 328F (08C), check antifreeze to assure proper winter protection. For additional information, see “Engine cooling system” in the “8. Maintenance and do-it-yourself” section.

    Freeing a frozen door lock
    To prevent a door lock from freezing, apply deicer through the key hole. If the lock becomes frozen, heat the key before inserting it into the key hole or use the Intelligent Key system. ...

    Battery
    If the battery is not fully charged during extremely cold weather conditions, the battery fluid may freeze and damage the battery. To maintain maximum efficiency, the battery should be checked ...

    See also:

    Range changing on the move
    The recommended method of changing range is with the vehicle stationary. For experienced off-road drivers, a range change on-the-move can be accomplished, as detailed below. ...

    Vehicle operation outside the USAand Canada
    If you plan to operate your vehicle in foreign countries, please be aware that: • service facilities or replacement parts may not be readily available. • unleaded fuel for vehicles with a ca ...

    Add-On Equipment
    When you carry removable items, you may need to put a limit on how many people you can carry inside your vehicle. Be sure to weigh your vehicle before you buy and install the new equipment. Notice: ...