Driver Door

POWER WINDOW REGULATOR MOTOR ASSEMBLY LH LIMIT SWITCH AND PULSE SENSOR CIRCUIT (DRIVER'S DOOR)

CIRCUIT DESCRIPTION

When the ignition switch is ON, the driver's door ECU (power window regulator master switch) monitors the signal via the power window regulator master switch and drives the power window motor.

NOTE: Power window system use a large-scale body multiplex communications. First of all, confirm the communication function depending on the "How To Proceed With Troubleshooting", and check there is no abnormality in the communication system. Then finally proceed with the troubleshooting. Also, if the power window system has a malfunction in the jam protection function, the power window AUTO UP/DOWN does not operate and a diagnosis code is recorded. Confirm the diagnosis code before troubleshooting.

Wiring Diagram:

Step 1 - 2:

Step 3:

INSPECTION PROCEDURE