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P0307 Diagnostic Trouble Code Discussion for April 2012

Cylinder 7 Misfire Detected


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Trouble Ticket Help Requests for DTC P0307
Help Request Posted
2004 Audi S4 Avant 4.2L Misfire VIN: WAUPL68E54
P0307: Cylinder 7. This car came in with intermittent misfires on cylinders 1, 2, 5, 7. It occasionally will act up for about 5 secs and it is only at start-up after sitting for a little while. The car exhibits no other issues when driving. Has anyone run into an issue like this...
April 10, 2012
2003 Jaguar XJR 4.0L MIL Lamp on VIN: SAJDA15B33
Car presented with check engine light on due to lean codes for both banks/won't pass state inspection. I found and repaired a few vacuum leaks and the fuel trims improved a bit but lean codes returned. I then did an on-car injection flush. Again, some improvem...
April 15, 2012
2007 Dodge Durango Limited 4.7L Misfire VIN: 1D8HD58P47
P0307: Cylinder 7 Misfire Detected. Durango runs good and shift fine under normal driving condition.when i get on express way and try to pass car will shitf down check engine light start to flash and get missfire code and will not up shift untill i releas gas pedal note rps are at 4000 and will ...
April 16, 2012
2003 Jaguar XJR 4.0L MIL Lamp on VIN: SAJDA15B33
Car presented with check engine light on due to lean codes for both banks/won't pass state inspection. I found and repaired a few vacuum leaks and the fuel trims improved a bit but lean codes returned. I then did an on-car injection flush. Again, some improvem...
April 18, 2012
2004 Audi S4 Avant 4.2L Misfire VIN: WAUPL68E54
P0307: Cylinder 7. This car came in with intermittent misfires on cylinders 1, 2, 5, 7. It occasionally will act up for about 5 secs and it is only at start-up after sitting for a little while. The car exhibits no other issues when driving. Has anyone run into an issue like this...
April 10, 2012
2003 Jaguar XJR 4.0L MIL Lamp on VIN: SAJDA15B33
Car presented with check engine light on due to lean codes for both banks/won't pass state inspection. I found and repaired a few vacuum leaks and the fuel trims improved a bit but lean codes returned. I then did an on-car injection flush. Again, some improvem...
April 15, 2012
2007 Dodge Durango Limited 4.7L Misfire VIN: 1D8HD58P47
P0307: Cylinder 7 Misfire Detected. Durango runs good and shift fine under normal driving condition.when i get on express way and try to pass car will shitf down check engine light start to flash and get missfire code and will not up shift untill i releas gas pedal note rps are at 4000 and will ...
April 16, 2012
2003 Jaguar XJR 4.0L MIL Lamp on VIN: SAJDA15B33
Car presented with check engine light on due to lean codes for both banks/won't pass state inspection. I found and repaired a few vacuum leaks and the fuel trims improved a bit but lean codes returned. I then did an on-car injection flush. Again, some improvem...
April 18, 2012