Code :P0306, EPC. Check engine light on

Tiny
??????? ?????
  • MEMBER
  • 2008 AUDI A6
  • 2.4L
  • V6
  • 2WD
  • AUTOMATIC
  • 125,000 MILES
Check engine light is on and the spark plug in sixth cylinder is wet. When EPC faults appeare and Engine is fluctiating. Code: P0306.
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Thursday, August 4th, 2016 AT 10:57 AM

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Tiny
WRENCHTECH
  • CERTIFIED MECHANIC
I would first check the compression on that cylinder to make sure the problem is not mechanical. If compression is good, I would suspect a problem with the plug or bad coil.
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Thursday, August 4th, 2016 AT 12:00 PM

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