vadimivanovich wrote:What happens when you crack the #1 fuel line to the injector? Does the sound stop or change? I assume you have a verified valve adjustment - without this your compression numbers could be falsely low.
Great question when you allow the #1 to leak, the knock lessens, but still is active. This is what led us to the pump question. Plenty of pressure on 2-5, not so much on #1. As of Friday, the IP is off, should have the spare IP swapped on in the next few days.
As a side note I am now
going down the rabbit hole of looking @ nearby, low milage, 300Ds.
Has anyone tried the veggie cleanse procedure from MercedeSource on the youtube?