× 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

P0391 Diagnostic Trouble Code Discussion for February 2011

Exhaust Camshaft Position Sensor Performance (Bank 2)


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P0391
Help Request Posted
2005 Audi A6 Quattro 3.2L Hesitation, Misfire VIN: WAUDT74F45
P0391: Cam sensor range performance. I have this Audi in. It has a engine noise and codes for both camshaft sensors and random missfire codes. The noise sounds like it is coming from the back of the engine. I am thinking it might be a stretched chain. We took a valve cover off hoping to be able t...
February 01, 2011