I have the same problem. Looks like it is removed by presing a tab up and away from the element.

I am trying it later today....

__________________
John

1995 E320 - 115kmi+ Smoke Silver/Cream (Wife's Wagon)
1989 260E - 195kmi+ Black/Grey (My Panther)
1984 300D - 242kmi+ Black/Palomino (Retired)