× 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: audi/vw secondary air injection problems
Posted to Technical Discussion Forum on 4/9/2003

They're generally easy to diagnose. Solenoid filters, electric pumps sounding like bearings-in-a-can, vacuum lines off of divertor valves, etc.

P0411? Login to read more.