Nissan Altima 2007-2012 Service Manual: Signal buffer system

System Diagram

System Description

OUTLINE

BCM has the signal transmission function that outputs/transmits each input/received signal to each unit.

Signal transmission function list

    Combination switch reading system
    System Diagram System Description OUTLINE • BCM reads the status of the combination switch (light, turn signal, wiper and washer) and recognizes the status of each switch. • BCM is a c ...

    Power consumption control system
    System Diagram System Description OUTLINE • BCM incorporates a power saving control function that reduces the power consumption according to the vehicle status. • BCM switches the stat ...

    Other materials:

    Cooling fan
    Removal and Installation 1. Fan blade 2. Fan shroud and motor assembly REMOVAL 1. Drain engine coolant from the radiator. Refer to CO-12, "Changing Engine Coolant". CAUTION: Perform when engine is cold. 2. Remove air cleaner duct assembly. Refer to EM-25, "Removal and In ...

    Environmental factors influence the rate of corrosion
    Moisture Accumulation of sand, dirt and water on the vehicle body underside can accelerate corrosion. Wet floor coverings will not dry completely inside the vehicle and should be removed for drying to avoid floor panel corrosion. Relative humidity Corrosion will be accelerated in areas of ...

    On board diagnostic (OBD) system
    Trouble Diagnosis Introduction CAUTION: • Do not use electrical test equipment on any circuit related to the SRS unless instructed to do so in this Service Manual. SRS wiring harnesses can be identified by yellow and/or orange harness connectors. • Do not attempt to repair, splice or m ...