Nissan Maxima Service and Repair Manual: Signal buffer system

System Diagram

Nissan Maxima. 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

Signal name

Input

Output

Description

  • Ignition switch ON signal
  • Ignition switch signal
Engine switch (push switch) IPDM E/R (CAN) Inputs the push-button ignition switch (push switch) signal and transmits the ignition switch status judged with BCM via CAN communication
Door switch signal Any door switch
  • Combination meter (CAN)
  • IPDM E/R (CAN)
Inputs the door switch signal and transmits it via CAN communication
Trunk switch signal Trunk room lamp switch Combination meter (CAN) Inputs the trunk room lamp switch signal and transmits the trunk switch signal via CAN communication
Oil pressure switch signal IPDM E/R (CAN) Combination meter (CAN) Transmits the received oil pressure switch signal via CAN communication
    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 has a co ...

    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 status ...

    Other materials:

    Hazard switch
    Component Function Check 1.CHECK HAZARD SWITCH SIGNAL BY CONSULT CONSULT DATA MONITOR Turn ignition switch ON. Select "HAZARD SW" of BCM (FLASHER) DATA MONITOR item. With operating the hazard switch, check the monitor status.   Diagnosis Procedure 1.CHECK HAZARD SWITCH SIGNAL I ...

    System malfunction
    If the PFCW system malfunctions, it will be turned off automatically, a chime will sound, the FEB system warning light (orange) will illuminate and the warning message [Malfunction] will appear in the vehicle information display. Action to take If the warning light (orange) comes on, stop the ...

    Periodic maintenance
    FOR USA AND CANADA FOR USA AND CANADA : Introduction of Periodic Maintenance The following tables show the normal maintenance schedule. Depending upon weather and atmospheric conditions, varying road surfaces, individual driving habits and vehicle usage, additional or more frequent maintenan ...

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    Nissan Maxima Service and Repair Manual

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