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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    Cleaning exterior
    In order to maintain the appearance of your vehicle, it is important to take proper care of it. To protect the paint surface, wash your vehicle as soon as you can: ► after a rainfall t ...

    Warning and indicator lamps
    1 ABS 2 The lamp lights up briefly, but has no function. 3 Brakes (USA only) 4 ESP® 5 Distance warning signal On vehicles without DISTRONIC, the lamp lights up briefly but has no funct ...

    How to Check Lubricant
    To get an accurate reading, the vehicle should be on a level surface. A. Fill Plug B. Drain Plug When the differential is cold, add enough lubricant to raise the level from 0mm (0 in) to 3.2 ...