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:

    When to Check
    Check the tires once a month or more. Do not forget the spare tire. See Full-Size Spare Tire   for additional information. ...

    Transporting the vehicle
    Recovery by trailer is the recommended method for transporting the vehicle. Always use qualified persons to perform recovery and to ensure the vehicle is secured correctly. WARNING Use extrem ...

    Memory storage
    Two positions for the driver’s seat, steering column and outside mirrors can be stored in the automatic drive positioner memory. Follow these procedures to use the memory system. 1. Move t ...