× 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: 2005 E350 Ambulance - TSB for surging/smoke?
Posted to HD/Fleet Forum on 11/18/2009

Why does it abort KOER test? Remove Exhaust back pressure sensor and tube. Inspect the fitting at the exhaust manifold and tube for restriction Login to read more.