Full disclosure, this isn't for a B4/A3. However, it is for a 96 T4 and the cluster looks very much like my B4 so I'm posting here. I think the answer will apply to A3/B4 vehicles also.
Full story, I imported a 1991 VW T4 (Eurovan) Doka (Crewcab pickup). I'm now swapping in a 1996 2.5 Tdi. I'm...