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P0304 Diagnostic Trouble Code Discussion for December 2011

Cylinder 4 Misfire Detected

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Trouble Ticket Help Requests for DTC P0304
Help Request Posted
2006 Acura TL 3.2L Stall, Misfire, MIL Lamp on
P0304: Cylinder 4 Misfire Detected. code p304 new injector, spark plugs and coil is new. Fuel pressure compression 55psi ok. The problem started with someone put transmission oil in the engine to make a flush
December 06, 2011
2007 Chevrolet Express 1500 4.3L Excessive Emissions, Poor Idle Quality, Cuts out, Stall, Misfire VIN: 1GCFG15X37
P0304: . vehicle came in with rough run/stalling condition. found multiple misfire codes, pulled plugs and found worn and fuel soaked. replaced full tune, and noticed induction boot was off just before throttle body. reconnected tightly, and attempted to start vehicle....
December 06, 2011
2001 Ford F-150 XL 4.2L MIL Lamp on VIN: 1FTZF17251
P0304: Cylinder 4 misfire. ... me these two codes p0303 , p0304. Funny thing is it does not give the codes at idle only when i bring the rpm's up to around 1500 rpms then i can see on the scanner's misfire parameter (yes).but there is no misfire present. I check compression and fuel dro...
December 13, 2011
2008 BMW X5 3.0si 3.0L Misfire VIN: 5UXFE43508
P0304: cyl 4 misfire. car has misfire on cyl 4, switched coil, misfire goes with coil, got new coil from world pack, does not look like old coil pack where it goes on plug, tried coil, still has misfire, bought one from bmw, was told it has been up dated, can no longer get old coil...
December 26, 2011
2005 Acura MDX Touring 3.5L MIL Lamp on VIN: 2HNYD18875
P0304: Cylinder 4 Misfire Detected. thanks in advance for the help. i have this 05 acura that is being a problem. every cold start it will throw all 6 cyl missfire codes. engine runs smooth. fuel pressure stays at 60 during cold start.iv replaced plugs. checked for shorts, im at my wits with thi...
December 28, 2011
2003 Toyota Highlander 2.4L Misfire, MIL Lamp on
P0304: Cylinder 4 Misfire Detected. When i remove the cylinder head I had a machine shop recoil the tread for the head bolts. I torque it properly but im now questioning this action. I need help. has anyone run across this problem?
December 29, 2011