Driver Side Power Window Auto Up / Down Function does not Operate with Power Window Master Switch: Description

If the AUTO UP/DOWN function does not operate, the cause may be one or more of the following:

• ECU in the power window regulator motor determines that the power window regulator motor has not been initialized.
• The master switch has a malfunction.
• The Hall-IC in the driver side power window regulator motor have a malfunction.
• The wiring between the master switch and the driver side power window regulator motor is open or short.