Windows: Description and Operation

System Diagram:

SYSTEM DESCRIPTION

1. POWER WINDOW CONTROL SYSTEM DESCRIPTION
a. The power window control system controls the power window UP/DOWN function by using regulator motors. This system is mainly controlled by the multiplex network master switch built into the driver's door and multiplex network switches built into the passenger's doors. Pressing any of these multiplex network switches or the driver side door window switch mounted on the master switch transmits an UP/DOWN signal to the regulator motor for the corresponding power window, which then operates the power window UP/DOWN. Pressing any switch for the power windows except the driver's power window mounted on the master switch transmits a remote UP/DOWN signal to the main body ECU RH via the BEAN line. Then the main body ECU RH transmits this remote signal to the regulator switch for the corresponding power window via the BEAN line and activates the motor to open/close the power window.
b. The power window control system has the following functions: