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:

    Remote Keyless Entry (RKE) System
    The RKE transmitter is used to remotely lock and unlock the doors from up to 60m (195 ft) away from the vehicle. Press to unlock the driver door. Press again within three seconds to unlock all ...

    Deleting Personal Information
    This navigation system can record and store personal information such as names and addresses. Delete this information when selling your vehicle or returning a leased vehicle. See “Edit Address Boo ...

    Brakes
    If the brakes do not operate properly, have the brakes checked by an INFINITI retailer. ...