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 ...

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    Occupant sensing
    The front passenger seat is fitted with an occupancy sensor system that determines if the seat is unoccupied, occupied by a person of low weight, a child seat or object, or is occupied by a heavie ...

    Engine Coolant
    The cooling system in the vehicle is filled with DEX-COOL® engine coolant. The coolant is designed to remain in the vehicle for 5 years or 240 000 km (150,000 mi), whichever occurs first. The fo ...

    Tire pressure monitoring system
    WARNING TPMS provides a low pressure warning and does not re-inflate your tires. Tire pressures should be checked regularly using an accurate pressure gauge when cold. WARNING TPMS can ...