Is it possible that it is actually coolant droplets on the hatch and that the diesel soot is sticking to that, making it look like oil?� Just a thought.

Stephen 

On Friday, August 22, 2014 9:28 AM, Ken Wilford <kenwilfy@COMCAST.NET> wrote:
  

OK, here is the deal.� A white 82 diesel Westy.� It has a relatively low
mileage 1.9l NA engine in it and a rebuilt fuel pump with all new
injectors.� The customer is complaining about "black oil" spots on his
back hatch.� The engine isn't leaking or using oil.� I am thinking that
it is soot from the exhaust and that there is really no way to make it
stop, but I thought I would ask the list if anyone has any advice on
this one for me.� I would appreciate it.� The van runs and drives fine
otherwise.� If it wasn't white it would probably not be that much of an
issue.� Really pristine example of an 82 Westy though.

--
Thanks,
Ken Wilford
John 3:16
www.vanagain.com
Phone: 856-327-4936
Fax: 856-327-2242