× 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 2/15/2019 2 Replies

ok i have one of these in my fleet fought with it for a year intermittent reduced power and just fine on restart. there are 2 valves on the pump volume control and pressure control, if either one of these stick it will set a code. fix is to replace the hp fuel... Login to read more.

2 Replies Received (View Replies)