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P0304 Diagnostic Trouble Code Discussion for October 2009

Cylinder 4 Misfire Detected


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Trouble Ticket Help Requests for DTC P0304
Help Request Posted
2000 Jeep Cherokee Classic 4.0L Misfire, MIL Lamp on VIN: 1K4FF48S7Y
P0304: Cylinder 4 Misfire Detected. First thanks in advance I recieved this jeep from the dealer. The customer complained of a missfire and overheating. The dealer told him the intake valve had a burnt spot... When i got the jeep i removed the valve cover and it was all milk. The head was cracke...
October 05, 2009
2003 Kia Sorento EX 3.5L Misfire, MIL Lamp on VIN: KNDJD73383
P0304: Cylinder 4 Misfire Detected. Thanks in advance for your help and response, this car came in with a slight miss and over heating. We ran a block test and found a blown head gasket. When we finished doing head gaskets car ran good but has intermittent missfire and check engine light comes o...
October 05, 2009
2000 Jeep Cherokee Classic 4.0L Misfire, MIL Lamp on VIN: 1K4FF48S7Y
P0304: Cylinder 4 Misfire Detected. First thanks in advance I recieved this jeep from the dealer. The customer complained of a missfire and overheating. The dealer told him the intake valve had a burnt spot... When i got the jeep i removed the valve cover and it was all milk. The head was cracke...
October 06, 2009
2003 Kia Sorento EX 3.5L Misfire, MIL Lamp on VIN: KNDJD73383
P0304: Cylinder 4 Misfire Detected. Thanks in advance for your help and response, this car came in with a slight miss and over heating. We ran a block test and found a blown head gasket. When we finished doing head gaskets car ran good but has intermittent missfire and check engine light comes o...
October 06, 2009
1999 Dodge Dakota 3.9L Misfire, MIL Lamp on VIN: 1B7GL22XXX
P0304: Cylinder 4 Misfire Detected. ... in for maintenance and the mil on. Found code p0304 #4 cylinder missfire. Did the maintenance items listed and the miss is still there. You can watch the missfire monitor and it misses constantly untill you bring the idle up just a few hundred rpm. We have...
October 20, 2009
1999 Ford Escort ZX2 Cool Coupe 2.0L Misfire, MIL Lamp on VIN: 3FAKP1138X
P0304: 4misfire. the customer came back due to the aftermarket bottom pulley was convex instead of concave, stopped running, but installed new belt,replaced pulley and runns excellent,compression good,fuel good, the car has absolutly no miss fire at idle or hwy, engine light f...
October 20, 2009
2004 Land Rover Freelander SE 2.5L Hesitation VIN: SALNY22234
P0304: missfire cylinder 4. Vehicle comes in with running rough when cold. After it warms up it runs better, but still misses. Found codes for missfire and intake problems. Found power flap broken on intake. Did not change intake manifold just changed spark plugs and started car up. Runs...
October 20, 2009
2000 Nissan Sentra GXE 1.8L Misfire, MIL Lamp on VIN: 3N1CB51D4Y
P0304: Cylinder 4 Misfire Detected. Vehicle was purchased at auto auction. While driving the vehicle home it broke into a severe skip that the MIL light was flashing then it straightened out & repeated the problem again several times. When it straightened out the MIL light would just be stea...
October 25, 2009
1998 Audi A6 2.8L MIL Lamp on VIN: WAUAA24B0W
P0304: Misfire cyl. 4. Okay, well I have this 30 valve 2.8 A6 audi with a misfire code for all cylinders on Bank 2. Codes come back once vehicle has been warmed up and driven for a few blocks. Vehicle must be driven under light or heavy acceleration. There are no symptoms felt behi...
October 27, 2009
2004 Land Rover Freelander SE 2.5L Hesitation VIN: SALNY22234
P0304: missfire cylinder 4. Vehicle comes in with running rough when cold. After it warms up it runs better, but still misses. Found codes for missfire and intake problems. Found power flap broken on intake. Did not change intake manifold just changed spark plugs and started car up. Runs...
October 27, 2009
2001 Toyota Corolla LE 1.8L Cuts out VIN: 1NXBR12E71
P0304: Cylinder 4 Misfire Detected. ... intermittently stalling\cutting off only at stops at idle. I was able to duplicate problem. Just idling in the bay in park in would cut off about every 15-45 minutes. It would immediately restart and run fine for another 15-45 min. I fixed the the P0300 P0...
October 28, 2009
2000 Honda Accord EX 3.0L Stall, Misfire, MIL Lamp on VIN: 1HGCG1658Y
P0304: Cylinder 4 Misfire Detected. ... and misfire. check engine light will come on and start flashing. checked it for codes and it has a p0300 p0301 p0302 p0304 ...
October 29, 2009
2006 Ford Escape XLT 3.0L Misfire VIN: 1FMYC931X6
P0304: cylinder 4 mis fire. vehicle was hit hard in frt end, used motor installed, under load i get and poping back through intake to air box, at idle if i just slightly turn the wheel i can get noise to happen all the time, any load, cooling fans, ac compressor, accel-flat idle no noise...
October 30, 2009
2001 Toyota Corolla LE 1.8L Cuts out VIN: 1NXBR12E71
P0304: Cylinder 4 Misfire Detected. ... intermittently stalling\cutting off only at stops at idle. I was able to duplicate problem. Just idling in the bay in park in would cut off about every 15-45 minutes. It would immediately restart and run fine for another 15-45 min. I fixed the the P0300 P0...
October 30, 2009
2000 Jeep Cherokee Classic 4.0L Misfire, MIL Lamp on VIN: 1K4FF48S7Y
P0304: Cylinder 4 Misfire Detected. First thanks in advance I recieved this jeep from the dealer. The customer complained of a missfire and overheating. The dealer told him the intake valve had a burnt spot... When i got the jeep i removed the valve cover and it was all milk. The head was cracke...
October 05, 2009
2003 Kia Sorento EX 3.5L Misfire, MIL Lamp on VIN: KNDJD73383
P0304: Cylinder 4 Misfire Detected. Thanks in advance for your help and response, this car came in with a slight miss and over heating. We ran a block test and found a blown head gasket. When we finished doing head gaskets car ran good but has intermittent missfire and check engine light comes o...
October 05, 2009
2000 Jeep Cherokee Classic 4.0L Misfire, MIL Lamp on VIN: 1K4FF48S7Y
P0304: Cylinder 4 Misfire Detected. First thanks in advance I recieved this jeep from the dealer. The customer complained of a missfire and overheating. The dealer told him the intake valve had a burnt spot... When i got the jeep i removed the valve cover and it was all milk. The head was cracke...
October 06, 2009
2003 Kia Sorento EX 3.5L Misfire, MIL Lamp on VIN: KNDJD73383
P0304: Cylinder 4 Misfire Detected. Thanks in advance for your help and response, this car came in with a slight miss and over heating. We ran a block test and found a blown head gasket. When we finished doing head gaskets car ran good but has intermittent missfire and check engine light comes o...
October 06, 2009
1999 Dodge Dakota 3.9L Misfire, MIL Lamp on VIN: 1B7GL22XXX
P0304: Cylinder 4 Misfire Detected. ... in for maintenance and the mil on. Found code p0304 #4 cylinder missfire. Did the maintenance items listed and the miss is still there. You can watch the missfire monitor and it misses constantly untill you bring the idle up just a few hundred rpm. We have...
October 20, 2009
1999 Ford Escort ZX2 Cool Coupe 2.0L Misfire, MIL Lamp on VIN: 3FAKP1138X
P0304: 4misfire. the customer came back due to the aftermarket bottom pulley was convex instead of concave, stopped running, but installed new belt,replaced pulley and runns excellent,compression good,fuel good, the car has absolutly no miss fire at idle or hwy, engine light f...
October 20, 2009
2004 Land Rover Freelander SE 2.5L Hesitation VIN: SALNY22234
P0304: missfire cylinder 4. Vehicle comes in with running rough when cold. After it warms up it runs better, but still misses. Found codes for missfire and intake problems. Found power flap broken on intake. Did not change intake manifold just changed spark plugs and started car up. Runs...
October 20, 2009
2000 Nissan Sentra GXE 1.8L Misfire, MIL Lamp on VIN: 3N1CB51D4Y
P0304: Cylinder 4 Misfire Detected. Vehicle was purchased at auto auction. While driving the vehicle home it broke into a severe skip that the MIL light was flashing then it straightened out & repeated the problem again several times. When it straightened out the MIL light would just be stea...
October 25, 2009
1998 Audi A6 2.8L MIL Lamp on VIN: WAUAA24B0W
P0304: Misfire cyl. 4. Okay, well I have this 30 valve 2.8 A6 audi with a misfire code for all cylinders on Bank 2. Codes come back once vehicle has been warmed up and driven for a few blocks. Vehicle must be driven under light or heavy acceleration. There are no symptoms felt behi...
October 27, 2009
2004 Land Rover Freelander SE 2.5L Hesitation VIN: SALNY22234
P0304: missfire cylinder 4. Vehicle comes in with running rough when cold. After it warms up it runs better, but still misses. Found codes for missfire and intake problems. Found power flap broken on intake. Did not change intake manifold just changed spark plugs and started car up. Runs...
October 27, 2009
2001 Toyota Corolla LE 1.8L Cuts out VIN: 1NXBR12E71
P0304: Cylinder 4 Misfire Detected. ... intermittently stalling\cutting off only at stops at idle. I was able to duplicate problem. Just idling in the bay in park in would cut off about every 15-45 minutes. It would immediately restart and run fine for another 15-45 min. I fixed the the P0300 P0...
October 28, 2009
2000 Honda Accord EX 3.0L Stall, Misfire, MIL Lamp on VIN: 1HGCG1658Y
P0304: Cylinder 4 Misfire Detected. ... and misfire. check engine light will come on and start flashing. checked it for codes and it has a p0300 p0301 p0302 p0304 ...
October 29, 2009
2006 Ford Escape XLT 3.0L Misfire VIN: 1FMYC931X6
P0304: cylinder 4 mis fire. vehicle was hit hard in frt end, used motor installed, under load i get and poping back through intake to air box, at idle if i just slightly turn the wheel i can get noise to happen all the time, any load, cooling fans, ac compressor, accel-flat idle no noise...
October 30, 2009
2001 Toyota Corolla LE 1.8L Cuts out VIN: 1NXBR12E71
P0304: Cylinder 4 Misfire Detected. ... intermittently stalling\cutting off only at stops at idle. I was able to duplicate problem. Just idling in the bay in park in would cut off about every 15-45 minutes. It would immediately restart and run fine for another 15-45 min. I fixed the the P0300 P0...
October 30, 2009