Please read this post from the SL forum: http://www.peachparts.com/shopforum/mercedes-benz-sl-discussion-forum/77474-someone-please-check-something-their-107-me.html#post490934

It has to do with my Passenger Side Rear / Side (Corner) marker light. It may be wired the same on other models.

Any insight is appreciated.

__________________
Rick

'85 380 SL (sold)
'85 Carrera Flatnose
'71 280 SL Signal Red/Cognac