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View Full Version : 04-06 High Pressure Pump fitting leak


veganxxx
02-23-2016, 02:22 PM
Recently got a sprinter that is dripping fuel from the return hose fitting off of the HPP. Is this fitting serviceable? Is there an o-ring behind it in the pump body that can be replaced? Also does the pump have to be pulled to get in there enough to unthread the fitting?