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 ...

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    Automatic climate control
    WARNING ► The air conditioner cooling function operates only when the engine is running. ► Do not leave children or adults who would normally require the support of others alone ...

    Switching on the ignition
    To turn on the ignition without starting the engine. Ensure the brake pedal is not depressed, and with a valid Smart Key present in the vehicle, press the START/STOP button and hold until the warn ...

    Adding or Changing Preset Destinations
    This feature allows additions or changes one of five preset destinations. When a destination has been added as a preset destination, it is available to select from the Destination Entry screen. See ...