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:

    Intelligent Key
    Your vehicle can only be driven with the Intelligent Keys which are registered to your vehicle’s Intelligent Key system components and INFINITI Vehicle Immobilizer System components. As many ...

    Side impact air bags
    WARNING   The pressure sensors for side impact air bag control are located in the doors. Do not modify any components of the doors or door trim panels including, for example, the addit ...

    Cruise Control
    Press to turn cruise control on and off. The indicator comes on when cruise control is on. RES: Press briefly to make the vehicle resume to a previously set speed, or press and hold to acceler ...