Auto Reverse Power Window Operation Malfunction
NOTE: Refer to the power windows system description in the construction and function guide.
Incorrect actuation of the power window may occur in the following situations:
- AUTO UP/AUTO DOWN operation while the vehicle is driving over bad roads.
- AUTO UP/AUTO DOWN operation while the door is opening or closing.
- 1. Problem verification 1:
- 1. Start the engine.
- 2. Fully open the door glass using the power window AUTO DOWN switch.
- 3. Fully close the door glass using the power window AUTO UP switch.
Does the door glass reverse as it is closing?
YES
Go to step 3.
NO
Go to step 2.
- 2. Problem verification 2:
- 1. Fully open the door glass using the power window AUTO DOWN switch.
- 2. Fully close the door glass using the power window AUTO UP switch.
Does the door glass reverse at once, after it has closed completely?
YES
Go to resetting the power window control unit .
NO
Intermittent failure, the power window is OK at this time.
- 3. Power window motor test:
- 1. Check the power window motor.
- Driver's - Refer to: Rear Power Window Motor Test Driver's Power Window Motor Test Front Passenger's Power Window Motor Test
- Front passenger's - Refer to: Rear Power Window Motor Test Driver's Power Window Motor Test Front Passenger's Power Window Motor Test
- Rear - Refer to: Rear Power Window Motor Test Driver's Power Window Motor Test Front Passenger's Power Window Motor Test
Are the power window motors OK?
YES
Go to step 4.
NO
Faulty power window motor; replace the door regulator.
- 4. Door glass/door glass outer weatherstrip/door sash/door regulator check:
- 1. Remove the door panel and plastic cover, then remove the bolts holding the window glass to the regulator.
- 2. Slide the window glass up and down in the run channel by hand and feel for any binding.
Does the window glass bind as it is moving up and down in the run channel?
YES
Repair or replace any parts necessary, then go to step 5.
NO
Go to resetting the power window control unit , then recheck.
- 5. Power window operation check:
- 1. Resetting the power window control unit .
- 2. Fully open the door glass using the power window AUTO DOWN switch.
- 3. Fully close the door glass using the power window AUTO UP switch.
Does the door glass reverse as it is closing?
YES
Troubleshooting is not complete; go to step 4 and recheck.
NO
Troubleshooting is complete; go to resetting the power window control unit .