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P0304 Diagnostic Trouble Code Discussion for March 2015

Cylinder 4 Misfire Detected


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Trouble Ticket Help Requests for DTC P0304
Help Request Posted
2005 BMW 645Ci 4.4L Misfire VIN: WBAEK73485
P0304: misfire cyl. 4. Cant locate the fault causing misfires on only the right bank cylinders 1-4. The problems starts as soon as the engine is running. Compression seems ok and dead even at 150 psi (low due to valvtronic position). I have spark and good fuel injector operation. I ...
March 02, 2015
2005 BMW 645Ci 4.4L Misfire VIN: WBAEK73485
P0304: misfire cyl. 4. Cant locate the fault causing misfires on only the right bank cylinders 1-4. The problems starts as soon as the engine is running. Compression seems ok and dead even at 150 psi (low due to valvtronic position). I have spark and good fuel injector operation. I ...
March 04, 2015
2003 Mitsubishi Lancer OZ Rally 2.0L Misfire VIN: JA3AJ86E53
P0304: Cylinder 4 Misfire Detected. This is a employee vehicle. New coil was installed on his time and he noticed after running for a few minutes engine began to misfire and upon closer inspection noticed coil was very hot to the touch. The longer it ran the casing surrounding the coil began to ...
March 20, 2015
2008 Kia Rondo LX 2.7L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: KNAFG52688
P0304: cyl 4 misfire. Hi folks, I have another problem child in my bay. This Kia has been to two other shops to try to get the misfire corrected. As of right now #2 and #4 injectors are not firing. I checked them with a noid light. A little history on the car: Shop 1, a well know...
March 24, 2015
2008 Kia Rondo LX 2.7L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: KNAFG52688
P0304: cyl 4 misfire. Hi folks, I have another problem child in my bay. This Kia has been to two other shops to try to get the misfire corrected. As of right now #2 and #4 injectors are not firing. I checked them with a noid light. A little history on the car: Shop 1, a well know...
March 25, 2015