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:

    Initial Drive Information
    This section provides a brief overview about some of the important features that may or may not be on your specific vehicle. For more detailed information, refer to each of the features which can b ...

    Precautions on child restraints
    WARNING ► Failure to follow the warnings and instructions for proper use and installation of child restraints could result in serious injury or death of a child or other passengers in ...

    IntelliBeam® Intelligent High-Beam Headlamp Control System
    For vehicles with this feature, be sure to read this entire section before using it. IntelliBeam is an enhancement to the vehicle's headlamp system. Using a digital light sensor on the rearview ...