I said I wasn't sure if they're supposed to in radio position. They are supposed to light up with the rest of the dash lights though.
Yo you can pass by I can take a look for the wires if you still got the dash apart and all.
1998 BMW 328is - summer
1994 BMW 325i - daily
1992 BMW 325i - gone
1988 Mercedes Benz 190E 2.3-8V - sold