P0307 Diagnostic Trouble Code Discussion for December 2010
Cylinder 7 Misfire Detected
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| Help Request | Posted | |
| 2005 Ford Expedition XLT 5.4L Misfire VIN: 1FMFU20545 P0307: Misfire - cylinder 7. The vehicle acts up under the same circumstances. About 5 minutes after cold start the engine starts to misfire. On the ngs it shows cylinders 2, 5, 6 and 7 misfiring. I have checked cranking compression on 7 and 5 and both were about 200 psi. Did a cylinder l... |
December 20, 2010 | |
| 2004 Ford F-150 FX4 5.4L Surge, Stall, Misfire VIN: 1FTPW14564 P0307: cyl 7. ... with a P0305 only. no problem was noticed while driving under average conditions. I "hydroscoped" the boots and found nothing. So i SWAG'ed it with #5 coil and all the boots. Cleared code, redrove and called customer. He said it only misses while ... |
December 21, 2010 | |
| 2005 Ford Expedition XLT 5.4L Misfire VIN: 1FMFU20545 P0307: Misfire - cylinder 7. The vehicle acts up under the same circumstances. About 5 minutes after cold start the engine starts to misfire. On the ngs it shows cylinders 2, 5, 6 and 7 misfiring. I have checked cranking compression on 7 and 5 and both were about 200 psi. Did a cylinder l... |
December 21, 2010 | |
| 2003 Jaguar XK8 4.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: SAJDA42C23 P0307: misfire 7. This vehicle was brought in with the complaint of check engine lamp on, and occasional rough idle for a few seconds after a 15-30 minute hot soak. On initial road test, we did not notice any problems, the engine ran great. During scan testing, we retrieved the... |
December 21, 2010 | |
| 2003 Jaguar XK8 4.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: SAJDA42C23 P0307: misfire 7. This vehicle was brought in with the complaint of check engine lamp on, and occasional rough idle for a few seconds after a 15-30 minute hot soak. On initial road test, we did not notice any problems, the engine ran great. During scan testing, we retrieved the... |
December 23, 2010 | |
| 2004 Ford F-150 FX4 5.4L Surge, Stall, Misfire VIN: 1FTPW14564 P0307: cyl 7. ... with a P0305 only. no problem was noticed while driving under average conditions. I "hydroscoped" the boots and found nothing. So i SWAG'ed it with #5 coil and all the boots. Cleared code, redrove and called customer. He said it only misses while ... |
December 28, 2010 |
