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:

    Anti-theft Alarm System
    On vehicles with an anti-theft alarm system, to activate the system: ► Press on the Remote Keyless Entry (RKE) transmitter or the power door lock switch when any door is open. The securit ...

    Rear lamp removal
    To change any of the rear bulbs, it is necessary to completely remove the lamp unit from the vehicle. 1. With the tailgate open, remove the two screws from the inner edge of the unit. 2. Pull th ...

    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 ...