It's part of the interval wipers, there to set to slow or fast. I toggle mine, if it doesn't swipe enough for me.
There are three settings/clicks on the stalk - down = off, one click up = interval (this is where the toggle comes in), Up = On.
Amd, now you know!
There are three settings/clicks on the stalk - down = off, one click up = interval (this is where the toggle comes in), Up = On.
Amd, now you know!