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:

    Operating the HomeLink® Universal Transceiver
    HomeLink® Universal Transceiver (once programmed) may now be used to activate the garage door, etc. To operate, simply push the appropriate programmed HomeLink® Universal Transceiver button. ...

    Switching off the engine
    Before stopping the engine, ensure that the vehicle is parked safely with the parking brake applied and P selected. Press and release the engine START/STOP button to stop the engine. The audio, t ...

    Off-road menu
    Depending on your vehicle's optional equipment, you can set the following current settings to be shown in the Off-road menu: • Level control • compass • differential locks Large buildings ...