Driver Side Door Key and Transmitter Do Not Operate Power Window System

DRIVER SIDE DOOR KEY AND TRANSMITTER DO NOT OPERATE POWER WINDOW SYSTEM

CIRCUIT DESCRIPTION

When a transmitter switch is pushed: 1) the door control receives the transmitter's signal, 2) the multiplex network door ECUs receive the signal, and 3) the power window regulator motors are activated.
When the driver door lock key cylinder is turned: 1) the door lock motor sends a signal to the multiplex network door ECU front LH (driver door ECU), and 2) the power window regulator motors are activated.

Step 1-3:

INSPECTION PROCEDURE