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:

    Topping up the coolant
    WARNING Never remove the filler cap when the engine is hot - escaping steam or scalding water could cause serious personal injury. Avoid spilling antifreeze onto a hot engine - a fire may res ...

    Shifting out of Park
    The vehicle is equipped with an electronic shift lock release system. The shift lock release is designed to: ► Prevent ignition key removal unless the shift lever is in P (Park) with the shif ...

    Vehicle
    Activating/deactivating the automatic door locking feature If you select the Automatic Door Locking function, the vehicle is centrally locked above a speed of around 9 mph (15 km/h). For furth ...