> VW almost always includes the part number on the part itself. In my
> case, the fuse/relay holder on my 86 Vanagon has the part number 171
> 941 813 D. Very easily read.
>
> Except that's not the part you have to order to get a replacement.
> You have to order 171 941 821 D.

Is this maybe a case of the visible part number being the number for
the actual marked piece, with the other part number being for a whole
assembly, i.e. 814 D plus a bunch of other bits with non-obvious part
numbers put together to make the assembly numbered 821 D?

--
John Bange
'90 Vanagon - "Geldsauger"
"I will buy your Syncro!" - poptophell.com