2. It controls the remote opening of the windows. By pressing and holding the “open” button, you activate another function. Instead of unlocking all the doors, the front windows open automatically. To do this, hold down the remote control for at least 5 seconds, and voilà, they open. Magical, right? Don’t have a remote control? Don’t worry, this function also works with a simple key. Just insert it into the lock and turn it clockwise. When it gets stuck, hold a light pressure in that direction for a few seconds. Magical: the windows open by themselves! Good to know: