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:

    Under hood covers - refitting
    NOTICE Before refitting the underhood covers, ensure that no pipes, cables or other items, have been trapped between the cover and casing. 1. Slide the rear edge of the cover under the rubber ...

    Door lock and release levers
    From inside the vehicle, all the doors can be locked by pressing either the driver or passenger lock lever (1). Each rear door can be individually locked by pressing the appropriate locking lev ...

    Cleaning the sensors
    NOTICE When washing the vehicle do not aim high pressure water jets directly at the sensors. Do not use abrasive materials or hard/sharp objects to clean the sensors. Only use approved vehic ...