× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: P120F Fuel Pressure Regulator Excessive Variation
Posted to HD/Fleet Forum on 2/16/2019 3 Replies

If you were supposed to have less than 6" of vacuum and you have 2", then the pump passed the test, unless I misunderstood what were you saying. All this is doing is verifying that the pump can pull fuel from the tank to the HFCM. The less vacuum you have at t... Login to read more.

3 Replies Received (View Replies)