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P0304 Diagnostic Trouble Code Discussion for May 2018

Cylinder 4 Misfire Detected


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Trouble Ticket Help Requests for DTC P0304
Help Request Posted
2009 Honda Odyssey EX-L 3.5L Misfire, MIL Lamp on VIN: 5FNRL38699
P0304: cyl 4 misfire. This Odyssey has a significant misfire. It is noticeable at all times but worsens under load. It is cylinders 4 thru 6 that are missing. Thats the whole front bank. I checked timing twice now and it is right on. I also checked exhaust backpressure and ther...
May 01, 2018
2012 Ford Expedition EL Limited 5.4L Misfire VIN: 1FMJK1K55C
P0304: misfire on cylinder number4. the misfire is only on the first 5 minutes after startup
May 04, 2018
2009 Honda Odyssey EX-L 3.5L Misfire, MIL Lamp on VIN: 5FNRL38699
P0304: cyl 4 misfire. This Odyssey has a significant misfire. It is noticeable at all times but worsens under load. It is cylinders 4 thru 6 that are missing. Thats the whole front bank. I checked timing twice now and it is right on. I also checked exhaust backpressure and ther...
May 04, 2018