Originally Posted by axm1955

Hello Bryan,

Thanks for the reply. I have to respectfully disagree in that most of the post I read state that the W126 has an electric vacuum pump mounted in the truck area near the spare tire.

At any rate what ever the case is I have a 84 300SD which door lock system is operated via said electric vacuum pump. The pump assembly (once opened) has a control circuit which tells the vacuum motor when to shut off.
That circuit is what I'm asking the schematic for.

Hope this clarifies it,

Adriano