The Electric Window Winder is part of the car electrics system. We have 4 associated problem symptoms connected to it.
When pressing the window open or close switches the windows don't move in the correct direction.
When opening or closing the electric windows there's a mechanical noise coming from inside the door, it sounds like the window is struggling to open or close.
The electric windows don't move smoothly, they seem to get stuck when opening or closing and move in an erratic way.
The electric windows take a long time to open or close, it feels as though it's struggling to open and/or close.