Nissan Altima Owners Manual: Anti-freeze

In the winter when it is anticipated that the temperature will drop below 32°F (0°C), check the anti-freeze to assure proper winter protection.

For details, see “Engine cooling system” in the “Maintenance and do-it-yourself” section of this manual.

    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 remote keyless entry function on ...

    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 reg ...

    Other materials:

    Engine control system
    System Diagram System Description ECM performs various controls such as fuel injection control and ignition timing control. Component Parts Location 1. Intake valve timing control solenoid valve 2. Ignition coil (with power transistor) and spark plug 3. Knock sensor, Crankshaft posi ...

    Maintenance requirements
    Your NISSAN has been designed to have minimum maintenance requirements with long service intervals to save you both time and money. However, some day-to-day and regular maintenance is essential to maintain your NISSAN’s good mechanical condition, as well as its emissions and engine perform ...

    Forward-facing child restraint installation using LATCH
    Refer to all Warnings and Cautions in the “Child Safety” and “Child Restraint” sections before installing a child restraint. Follow these steps to install a forward-facing child restraint using the LATCH system: 1. Position the child restraint on the seat. Always follow the child res ...