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 ...

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    Adjusting the angle of the head restraints
    WARNING   Vehicles with Rear Seat Entertainment System: When adjusting the head restraint, make sure your fingers do not become caught between the head restraint cushion and the monitor ...

    Using winter tires
    M+S (mud and snow) marking on the tire sidewall indicates an 'all season' tire designed for use all year round, including cold temperatures, snow and ice. This symbol identifies dedicated ...

    Removing the Third Row Seat
    To remove the seat: 1. Open the liftgate to access the controls for the seat. 2. Fold the seatbacks forward using lever “1” and the instructions listed previously under “Folding the Seatback. ...