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:

    Oil pressure switch signal circuit
    Description Detects the engine oil pressure and transmits the oil pressure switch signal to the IPDM E/R. Component Function Check 1.COMBINATION METER INPUT SIGNAL 1. Select “METER/M&A” on CONSULT-III. 2. Monitor “OIL W/L” of “DATA MONITOR” while operating ignition switch. ...

    P2122, P2123 APP sensor
    Description The accelerator pedal position sensor is installed on the upper end of the accelerator pedal assembly. The sensor detects the accelerator position and sends a signal to the ECM. Accelerator pedal position sensor has two sensors. These sensors are a kind of potentiometers which tr ...

    Cooling fan
    Description The ECM controls the cooling fan corresponding to the vehicle speed, engine colant temperature, refrigerant pressure, and air conditioner ON signal. The control system has 4-step control [HIGH/MIDDLE/LOW/OFF]. COOLING FAN MOTOR The cooling fan operates at each speed when the cur ...