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P0304 Diagnostic Trouble Code Discussion for December 2016

Cylinder 4 Misfire Detected


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Trouble Ticket Help Requests for DTC P0304
Help Request Posted
2008 Jeep Wrangler Unlimited Sahara 3.8L Misfire, MIL Lamp on VIN: 1J4GA59158
P0304: Misfirel 4 cylinder. Everything looks normal - Everything feels fine driving just sets this misfire #4 cylinder Seafoamed engine 2 times smoked like crazy for awhile. Code still comes back pulled valve cover looking for broken springs - No static compression is 175 psi on all cyli...
December 02, 2016
2008 Toyota Tundra Limited 5.7L Misfire, MIL Lamp on VIN: 5TBBV58128
P0304: Cylinder 4 missfire. Truck left shop and starting missifiring again, we allready moved spark plug and coil around, the only thing we have not done was move the injector, which is unlikely its an intermitant issue, anyone had one like this, all wiring is good from pcm to all inject...
December 27, 2016