I am surprised a short on the monovalve does not blow the fuse but blow the PBU instead. I think I will be adding a fuse to the monovalve to prevent this from happening again.

__________________
85 300D turbo pristine w 157k when purchased 161K now
83 300 D turbo 297K runs great. SOLD!
83 240D 4 spd manual- parted out then junked