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:

    Dynamic stability control (DSC) (Amber)
    Illuminates briefly as a bulb check when the ignition is switched on. If the lamp flashes while driving, the DSC system is active. If the lamp illuminates continuously while driving, there is a f ...

    Automatic climate control
    Press AUTO to select automatic operation. The system will adjust the heat output, blower speed, air intake and airflow distribution to maintain the selected temperature(s) and reduce misting withou ...

    Removing the detachable tow hitch
    Removal of the tow hitch is the reverse of fitting. Note: The key cannot be removed when the tow hitch has been detached. ...