Cheers, I just double check, I got 2 to 3 psi at 70... Not 5 Psi as I thought.
I was doing this through memory and I thought the needle was in between 0 and 10 but it was between 0 and 5... sorry for the booboo. Still its some boost while there is no foot on the pedal...

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E300TD year 2000. RUSTY SOLD
cost a fortune to maintain on the road
but run well on WVO
Second Merc died due to corrosion ( NOT rust) How can mercedes get away with that for so long?
Third lasted a month then went away...
Fourth now... Corroded too...