INSPECTION PROCEDURE B-6: 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.

POSSIBLE CAUSES

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

DIAGNOSIS PROCEDURE

STEP 1. Check the power window operating current.

Check that the power window operating current is normal (Refer to

Q. Is the check result normal?

Adjust the door window glass (Refer to

), and then go to Step 2.

Replace the defective power window motor assembly which operating current are abnormal.

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

Check that the door window glasses are installed correctly.

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 automatically while it is being raised.

Q. Is the check result normal?

The trouble can be an intermittent malfunction (Refer to GROUP 00, How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunction

Replace the power window motor assembly of the defective window.