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P0304 Diagnostic Trouble Code Discussion for December 2006

Cylinder 4 Misfire Detected


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Trouble Ticket Help Requests for DTC P0304
Help Request Posted
1999 BMW 528i 2.8L No Start VIN: WBADM6345X
P0304: misfire cyl4. hello all. this BMW was towed to shop after sitting appox. 2 months. cust said he pulled it out of garage went 2 blocks, check engine light came on and car stalled and would not restart. cranking speed seems fast so pulled plugs and found them soaking with fue...
December 04, 2006
1998 Chevrolet Tahoe LS 5.7L Misfire, MIL Lamp on VIN: 1GNEK13R8W
P0304: Cylinder 4 Misfire Detected. ... about six months on and off. Vehicle runs great, no problems, until you hit a hill. As soon as you hit a hill it starts to miss and buck and SES light comes on with codes P0303, PO304, PO305. 3 of the injectors and tubes h...
December 04, 2006
2000 Ford Taurus SE 4-Valve 3.0L MIL Lamp on VIN: 1FAFP55S2Y
P0304: cylinder 4 misfire. this vehicle will misfire severely when sitting at idle for a long period of time. tested all components and they all checked out good.looked on iatn for this complaint and found a complaint that fits this vehicle to a t.
December 11, 2006
2002 Saturn L100 2.2L Misfire VIN: 1G8JS54F72
P0304: Cylinder 4 Misfire Detected. Happy holidays to all! I have a 2002 saturn L100 that skips number 4 cylinder when cold only. The skip is intermitant, is much more pronounced in gear at idle and deminishes as the coolant temp rises. It is very prevalent cold ( 200 misfires in aprox 1 minute...
December 11, 2006
1997 Ford F-150 Lariat 4.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTDX1861V
P0304: Cylinder 4 misfire. ... this F150 with the 4.6L engine. Come in our shop, complaint of runs rough/chugs. Brought in shop, definate misfire with check engine light on and flashing. Checked code, found P0304--misfire on #4 cylinder. Pulled spark plug, was black and fuel fouled. Rep...
December 12, 2006
2003 Ford Explorer XLT 4.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FMZU73K93
P0304: cyl 4 misfire. GM Dodge guy learning about a ford here. suv came in with mil on with p0153 replaced o2 sensor. came back week later with same o2 code back and misfire codes all the same bank. notice a rough idle not real bad but not noticing misfires customer said vehicle ra...
December 27, 2006
1996 Volkswagen Jetta GL 2.0L No Start VIN: 3VWRA81H5T
P0304: misfire 4. from the very begining, this vehicle would have a difficult time starting. it would just crank for an extended amount of time and eventually start and run. when it ran and you got on it, you could definitely feel a miss. ever since i replaced the cap and rotor...
December 27, 2006
1999 Dodge Durango SLT 5.2L Misfire, MIL Lamp on, misfire #4 VIN: 1B4HS28YXX
P0304: Cylinder 4 Misfire Detected. good evening all, here another brain teazer. customer came in with a mil light on. checked codes, retrieved a po304 misfire #4 cylinder. cap and rotor looked burned and original, same as wires. performed compression check on #4 cylinder, good @ 155 psi. perfor...
December 28, 2006
1999 BMW 528i 2.8L No Start VIN: WBADM6345X
P0304: misfire cyl4. hello all. this BMW was towed to shop after sitting appox. 2 months. cust said he pulled it out of garage went 2 blocks, check engine light came on and car stalled and would not restart. cranking speed seems fast so pulled plugs and found them soaking with fue...
December 04, 2006
1998 Chevrolet Tahoe LS 5.7L Misfire, MIL Lamp on VIN: 1GNEK13R8W
P0304: Cylinder 4 Misfire Detected. ... about six months on and off. Vehicle runs great, no problems, until you hit a hill. As soon as you hit a hill it starts to miss and buck and SES light comes on with codes P0303, PO304, PO305. 3 of the injectors and tubes h...
December 04, 2006
2000 Ford Taurus SE 4-Valve 3.0L MIL Lamp on VIN: 1FAFP55S2Y
P0304: cylinder 4 misfire. this vehicle will misfire severely when sitting at idle for a long period of time. tested all components and they all checked out good.looked on iatn for this complaint and found a complaint that fits this vehicle to a t.
December 11, 2006
2002 Saturn L100 2.2L Misfire VIN: 1G8JS54F72
P0304: Cylinder 4 Misfire Detected. Happy holidays to all! I have a 2002 saturn L100 that skips number 4 cylinder when cold only. The skip is intermitant, is much more pronounced in gear at idle and deminishes as the coolant temp rises. It is very prevalent cold ( 200 misfires in aprox 1 minute...
December 11, 2006
1997 Ford F-150 Lariat 4.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTDX1861V
P0304: Cylinder 4 misfire. ... this F150 with the 4.6L engine. Come in our shop, complaint of runs rough/chugs. Brought in shop, definate misfire with check engine light on and flashing. Checked code, found P0304--misfire on #4 cylinder. Pulled spark plug, was black and fuel fouled. Rep...
December 12, 2006
2003 Ford Explorer XLT 4.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FMZU73K93
P0304: cyl 4 misfire. GM Dodge guy learning about a ford here. suv came in with mil on with p0153 replaced o2 sensor. came back week later with same o2 code back and misfire codes all the same bank. notice a rough idle not real bad but not noticing misfires customer said vehicle ra...
December 27, 2006
1996 Volkswagen Jetta GL 2.0L No Start VIN: 3VWRA81H5T
P0304: misfire 4. from the very begining, this vehicle would have a difficult time starting. it would just crank for an extended amount of time and eventually start and run. when it ran and you got on it, you could definitely feel a miss. ever since i replaced the cap and rotor...
December 27, 2006
1999 Dodge Durango SLT 5.2L Misfire, MIL Lamp on, misfire #4 VIN: 1B4HS28YXX
P0304: Cylinder 4 Misfire Detected. good evening all, here another brain teazer. customer came in with a mil light on. checked codes, retrieved a po304 misfire #4 cylinder. cap and rotor looked burned and original, same as wires. performed compression check on #4 cylinder, good @ 155 psi. perfor...
December 28, 2006