Infiniti QX: Battery - Cold weather driving - Starting and driving - Infiniti QX Owner's ManualInfiniti QX: 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 regularly. For additional information, see “Battery” in the “8. Maintenance and do-it-yourself” section.

    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 ...

    Draining of coolant water
    If the vehicle is to be left outside without antifreeze, drain the cooling system, including the engine block. Refill before operating the vehicle. For details, see “Engine cooling system” ...

    See also:

    Security systems
    Your vehicle has two types of security systems, as follows: ► Vehicle security system► INFINITI Vehicle Immobilizer System The security condition will be shown by the security indi ...

    General maintenance
    General maintenance includes those items which should be checked during normal day-to-day operation. They are essential for proper vehicle operation. It is your responsibility to perform these ...

    Immobilizer Operation
    This vehicle has PASS-Key® III+ (Personalized Automotive Security System) theft-deterrent system. PASS-Key III+ is a passive theft-deterrent system. The system is automatically armed when the key ...