Nissan Altima Owners Manual: 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 details, see Battery in the Maintenance and do-it-yourself section of this manual.

    Anti-freeze
    In the winter when it is anticipated that the temperature will drop below 32F (0C), check the anti-freeze to assure proper winter protection. For details, see Engine cooling system in the M ...

    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 Changing engine coolant in t ...

    Other materials:

    Power supply and ground circuit for front air control
    Description COMPONENT DESCRIPTION FRONT AIR CONTROL The front air control has a built-in microcomputer which processes information sent from various sensors needed for air conditioner operation. The air mix door motors, mode door motor, intake door motor, blower motor and compressor are then c ...

    B2603 shift position status
    Description BCM confirms the shift position with the following 2 signals. • CVT selector lever • P/N position switch DTC Logic DTC DETECTION LOGIC NOTE: • If DTC B2603 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-235, "DTC Logic ...

    P1550 battery current sensor
    Description The power generation voltage variable control enables fuel consumption to be decreased by reducing the engine load which is caused by the power generation of the generator. The battery current sensor is installed to the battery cable at the negative terminal. The sensor measures ...