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P0304 Diagnostic Trouble Code Discussion for February 2013

Cylinder 4 Misfire Detected


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Trouble Ticket Help Requests for DTC P0304
Help Request Posted
2006 Ford Expedition King Ranch 5.4L Poor Idle Quality, Misfire VIN: 1FMFU17546
P0304: Cylinder 4 Misfire Detected. Okay guys. I can't say that I've ever been at a total loss like I am on this one. I've spent a lot of time and even more energy trying to come to some type of conclusion on this, but I'm really not seeing a solution here. As the related repair history will tel...
February 07, 2013
2007 Toyota Yaris S 1.5L MIL Lamp on, Low power VIN: JTDBT92347
P0304: Cylinder 4 Misfire Detected. ... this is the third time it has been here for this problem. It is very intermittant and when it acts up it loses power & runs rough. Bad enough the customer has to stop and have it towed. When the vehicle is dropped off at our shop it runs perfect. I did...
February 12, 2013
2008 Nissan Sentra SL 2.0L Misfire VIN: 3N1AB61E58
P0304: testing and results. ... 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
2007 Toyota Yaris S 1.5L MIL Lamp on, Low power VIN: JTDBT92347
P0304: Cylinder 4 Misfire Detected. ... this is the third time it has been here for this problem. It is very intermittant and when it acts up it loses power & runs rough. Bad enough the customer has to stop and have it towed. When the vehicle is dropped off at our shop it runs perfect. I did...
February 19, 2013
2005 Ford Expedition Eddie Bauer 5.4L Cuts out, Stall, Misfire VIN: 1FMFU18555
P0304: 2 misfire. The customer states that every now & then this truck will just die. It does not matter whether it is doing 70 mph or 30 mph.The message center flashes engine fail safe mode. It has a #2 misfire code,but other than that everything looks normal.I did a fuel ...
February 21, 2013
2005 Dodge Stratus SXT 2.7L Poor Idle Quality, Misfire VIN: 1B3EL46TX5
P0304: Cylinder 4 Misfire Detected. The main problem this car is exhibiting is a flashing CEL. This problem ONLY occurs when on decel at a speed greater than 70 mph. Meaning that if I am going 75 and let off the accelerator, it will count misfires on cylinders 1, 3 and 5 until the speed dips und...
February 22, 2013
2006 Ford Expedition King Ranch 5.4L Poor Idle Quality, Misfire VIN: 1FMFU17546
P0304: Cylinder 4 Misfire Detected. Okay guys. I can't say that I've ever been at a total loss like I am on this one. I've spent a lot of time and even more energy trying to come to some type of conclusion on this, but I'm really not seeing a solution here. As the related repair history will tel...
February 07, 2013
2007 Toyota Yaris S 1.5L MIL Lamp on, Low power VIN: JTDBT92347
P0304: Cylinder 4 Misfire Detected. ... this is the third time it has been here for this problem. It is very intermittant and when it acts up it loses power & runs rough. Bad enough the customer has to stop and have it towed. When the vehicle is dropped off at our shop it runs perfect. I did...
February 12, 2013
2008 Nissan Sentra SL 2.0L Misfire VIN: 3N1AB61E58
P0304: testing and results. ... 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
2007 Toyota Yaris S 1.5L MIL Lamp on, Low power VIN: JTDBT92347
P0304: Cylinder 4 Misfire Detected. ... this is the third time it has been here for this problem. It is very intermittant and when it acts up it loses power & runs rough. Bad enough the customer has to stop and have it towed. When the vehicle is dropped off at our shop it runs perfect. I did...
February 19, 2013
2005 Ford Expedition Eddie Bauer 5.4L Cuts out, Stall, Misfire VIN: 1FMFU18555
P0304: 2 misfire. The customer states that every now & then this truck will just die. It does not matter whether it is doing 70 mph or 30 mph.The message center flashes engine fail safe mode. It has a #2 misfire code,but other than that everything looks normal.I did a fuel ...
February 21, 2013
2005 Dodge Stratus SXT 2.7L Poor Idle Quality, Misfire VIN: 1B3EL46TX5
P0304: Cylinder 4 Misfire Detected. The main problem this car is exhibiting is a flashing CEL. This problem ONLY occurs when on decel at a speed greater than 70 mph. Meaning that if I am going 75 and let off the accelerator, it will count misfires on cylinders 1, 3 and 5 until the speed dips und...
February 22, 2013