INSPECTION PROCEDURE C-7: The Window Glass Lowers Automatically while it is Rising.

COMMENTS ON TROUBLE SYMPTOM

If the sliding resistance is too great when the window is being raised or the window glass encounters an object, the window glass will lower by approximately 150 mm.

PROBABLE CAUSES

Improper adjusted door window glass
Incorrectly installed or warped glass slider
Malfunction of the power window motor
Malfunction of the window regulator

DIAGNOSTIC PROCEDURE

STEP 1. Check the power window anti-trap function.

Check that the power window anti-trap function works. Refer to

Q. Is the check result normal?

Go to Step 2.

Refer to inspection procedure C-6 "Power window anti-trap function does not work normally

STEP 2. Check that the door window glasses are installed correctly.

Check that the door window glasses are installed correctly. Refer to

Q. Is the check result normal?

Go to Step 3.

Adjust the door window glass (Refer to

STEP 3. Retest the system.

Check that the power window does not lower while it is being raised.

Q. Is the check result normal?

Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunction

Replace the power window motor of the defective window.