Unbolt and replace the regulator and pop the window down and back into the new clip on the regulator.
E90 window motor reset.
This will allow you to get started making sure power goes to your windows.
1 second close window completely again.
Next quickly pull on the close button past the detent and wait for the window to fully close.
After you get the door panel and vapor barrier off just roll the window down to where you can access the clip and pop it off the regulator using a big flat screwdriver.
Make sure the windows are completely closed.
Open window completely.
Let me know how you make out.
Push window all the way up and tape it there.
Turn the key to the accessory or on position.
First signs of failure is the regulator will make a clicking noise while operating left front window regulator or window lifter assembly without motor for your 4 door e90 91.
Roll the window completely down and hold the auto button down for 10 seconds.
Does not include motor right rear window regulator or window lifter assembly without motor for your 4 door e90 91.
Get in and close the door and push the open button to the second detent until the window opens all the way then keep holing for 17 seconds after it is fully open.
Reset the automatic window feature.
The window should be initialized at this point.
In order to initialize the window close the doors from the drivers switch block hold the window in the closed position until the window fully closes.
I show you the reset procedure here.
Then release the switch and hold it up again for another 2 seconds.
Roll the window completely down.
How to relearn your bmw windows end positions for all the safety and comfort features to work properly in your car.
Close the windows so you can reset the automatic function.
This calibration is needed after your w.
Have you lost the auto up or down on your electric windows.
Power window regular motor initialization procedure switch ignition on and close window completely release window button then hold switch in close direction again for approx.
How to reset e90 bmw window.