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Power Window Control System: Fail-Safe

  1. CHECK POWER WINDOW FAIL-SAFE FUNCTION 

    HINT:

    If there is a malfunction in the power window system, some of the power window functions will be disabled.

    Driver side power window 

    DRIVER SIDE POWER WINDOW

    Malfunctioning Part Disabled Function Operative Function
    Pulse sensor circuit in power window motor
    • AUTO UP/DOWN function
    • Power window operation function after ignition off
    • Manual UP (fully pulled UP position)
    • Manual DOWN
    • Remote (AUTO and manual)
    • Remote function after ignition OFF (AUTO and manual)
    • MANUAL UP/DOWN function via driver side door lock key cylinder
    • MANUAL DOWN function via transmitter
    CPU in power window master switch
    • AUTO UP/DOWN function
    • Remote function (AUTO and manual)
    • MANUAL UP/DOWN function via driver side door lock key cylinder
    • MANUAL DOWN function via transmitter
    • Manual UP (fully pulled UP position)
    • Manual DOWN

    Power windows except driver side power window 

    POWER WINDOWS EXCEPT DRIVER SIDE POWER WINDOW

    Malfunctioning Part Disabled Function Operative Function
    • Pulse sensor circuit in power window motor
    • CPU in power window master switch
    • Communication between master switch and each power window switch
    • AUTO UP/DOWN function
    • Power window operation function after ignition OFF
    • MANUAL UP/DOWN function via driver side door lock key cylinder
    • MANUAL DOWN function via transmitter
    • Manual UP (fully pulled UP position)
    • Manual DOWN