Infiniti QX: Freeing a frozen door lock - Cold weather driving - Starting and driving - Infiniti QX Owner's ManualInfiniti QX: 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.

    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 coo ...

    See also:

    Preview function (for Intelligent Cruise Control (ICC) system equipped model)
    The Intelligent Cruise Control (ICC) system with the preview function identifies the need to apply emergency braking by sensing the vehicle ahead in the same lane and the distance to the vehic ...

    Flash-to-Pass
    Use your high-beam headlamps to signal to a driver in front that you want to pass. It works even if the headlamps are in the automatic position. To use it, pull the turn signal lever toward you, the ...

    Gasoline
    Fuel grade You should only refuel with unleaded premium-grade gasoline as this avoids damaging the catalytic converter. If engine running problems are apparent, have the cause checked immedia ...