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P0391 Diagnostic Trouble Code Discussion for November 2016

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 No Start, Poor Idle Quality, Cuts out, Stall, Misfire VIN: WAUDG74F15
P0391: Cmp implausible signal short with power. ... throttle but would stall and the check engine light would flash and would show epc failure in cluster checked codes had p0341/p0366/p0346/p0391/all 4 are cmp sensor codes p0301/p0302/p0301 misfire p2247 b2s1 reference voltag...
November 18, 2016