Nissan Altima 2007-2012 Service Manual: Power generation voltage variable control system

System Diagram

System Description

Power generation variable voltage control system has been adopted. By varying the voltage to the generator, engine load due to power generation of the generator is reduced and fuel consumption is decreased.

NOTE: When any malfunction is detected in the power generation variable voltage control system, power generation is performed according to the characteristic of the IC regulator in the generator.

Component Description

    Charging system
    System Diagram System Description The generator provides DC voltage to operate the vehicle's electrical system and to keep the battery charged. The voltage output is controlled by the IC re ...

    Other materials:

    How to switch the display
    A : Original screen before the RearView Monitor is operated B : Rear-wide view screen C : Rear view screen 1 : Shift lever is moved into the R (Reverse) position 2 : Shift lever is moved out of the R (Reverse) position 3 : Select the “View” key on the screen ● When the shift lev ...

    Harness connector
    Description HARNESS CONNECTOR (TAB-LOCKING TYPE) • The tab-locking type connectors help prevent accidental looseness or disconnection. • The tab-locking type connectors are disconnected by pushing or lifting the locking tab(s). Refer to the figure below. Refer to the next page for d ...

    P1553 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 ...