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P0301 Diagnostic Trouble Code Discussion for February 2013

Cylinder 1 Misfire Detected

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Trouble Ticket Help Requests for DTC P0301
Help Request Posted
2006 Volkswagen Passat 3.6 3.6L Poor Idle Quality, Surge VIN: WVWFU73C36
P0301: Cyl 1misfire. Hello all. We have a Volkswagon giving us fits. It came in for some suspension issues and we noticed a whistle noise from the valve cover area. I thought it was a vacuum leak so I started looking and listening where it was coming from. I found a 1/8" diame...
February 04, 2013
2003 Audi A6 Quattro Avant 3.0L Misfire VIN: WAUVT64B43
P0301: Misfire Cylinder 1. This Audi originally came in for a misfire, smoking and running rough. We replaced the vacuum valve for the crankcase vent system (diaphragm ruptured) and cured the lean condition, smoking and rough idle. Car was left with a misfire cold on cylinder 1. Replaci...
February 12, 2013
2008 Nissan Sentra SL 2.0L Misfire VIN: 3N1AB61E58
... point were I started looking into this myself. Customer brought car in for plugs after dealer diagnosed it. After 2 techs, 4 plugs and 5 or 6 aftermarket coils the car still throws a random P0301 or P0304 or both. P.s Aftermarket coils are duds 1 had a fri...
February 19, 2013
2005 Chrysler Town & Country Limited 3.3L Misfire, MIL Lamp on VIN: 2C8GP44R65
P0301: Cylinder 1 Misfire Detected. ... try to determine a reason for an intermittent misfire on this 2005 Chrysler Town & Country. The customer said the MIL will come on intermittently and when it does the van will start bucking. She said it occurs either cold or hot when coming to a stop a...
February 23, 2013