Interesting pictures, how did you get the box open? Mine is sealed.
I think my problem might be different because it appers to be intermittent. If my fuses were burned up like that, it would never work.
But I am still tempted to open up my relay to have a look around inside.
Treiberg's Collection: 1981 240D, 1985 300SD, 1992 300E, 1997 E300D, 2005 C230K