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P0391 Diagnostic Trouble Code Discussion for February 2011

Exhaust Camshaft Position Sensor Performance (Bank 2)

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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