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:

    Lift gate
    WARNING ► Always be sure the lift gate has been closed securely to prevent it from opening while driving. ► Do not drive with the lift gate open. This could allow dangerous exha ...

    Transfer case
    The vehicle has permanent 4-wheel drive (4MATIC). Power is always transmitted to both axles. Performance tests may only be carried out on a 2-axle dynamometer. The brake system or transfer ca ...

    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 ...