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P0304 Diagnostic Trouble Code Discussion for July 2009

Cylinder 4 Misfire Detected


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Trouble Ticket Help Requests for DTC P0304
Help Request Posted
2005 Volkswagen Jetta 2.5 2.5L Poor Idle Quality VIN: 3VWRG71K55
P0304: Cyl 4 Misfire. First time customer. Engine Code: P1340; Camshaft Position Sensor (G40) / Engine Speed Sensor (G28); Incorrect Correlation. I understand what sets this code, I do not understand why. We have replaced the Camshaft Position Sensor, Mass Air Sensor, Spark Plugs a...
July 09, 2009
1996 Chrysler Sebring JXi 2.5L Misfire, MIL Lamp on VIN: 3C3EL55H0T
P0304: Cylinder 4 Misfire Detected. i had a sebring came in with a stalling problem. checked out to be it was a crankshaft sensor. after i install a sensor in it and i went for a test drive while i was drivng car it start misfiring i brought back to a shop turn it of and start it after ten min r...
July 15, 2009
2004 Porsche 911 Carrera 3.6L Misfire VIN: WP0CA29904
P0304: Cylinder number 4 misfire. This car has an intermittent, but frequent misfire in cylinder 4 if the engine is allowed to idle after start up, especially after cold start. The spark plugs and number 4 ignition coil are recorded to have been replaced less than 1000 miles ago. I have swappe...
July 15, 2009
2000 Chrysler Town & Country (Van) LXi 3.8L MIL Lamp on VIN: 1C4GP54LSY
P0304: cyl no 4 misfire. ... p0305 p0304 p0303 p0302 p0301 freeze frame data p0300 rpm-1920 closed loop coolant 199f i...
July 20, 2009
2000 Chrysler Town & Country (Van) LXi 3.8L MIL Lamp on VIN: 1C4GP54LSY
P0304: cyl no 4 misfire. ... p0305 p0304 p0303 p0302 p0301 freeze frame data p0300 rpm-1920 closed loop coolant 199f i...
July 21, 2009
1999 Volkswagen Jetta GLS 2.0L Hesitation, Cuts out, Misfire, MIL Lamp on VIN: 3VWSA29M0X
P0304: 4 Misfire. Misfire only happens at 1800 to 2200 rpm at sligt thottle in higher gears. If you goto full throttle the engine pulls ok. Idles ok
July 21, 2009
2005 Volkswagen Touareg 3.2L Poor Idle Quality, MIL Lamp on, noise VIN: WVGBG77L75
P0304: Misfire cylinder 4. New customer came in with complaint of noise in engine. Checked underneath hood and heard a noise like a vacuum leak coming from what appeared to be an oil filler cap, but according to the emission label was part of the crankcase ventilation system. It has 2 w...
July 25, 2009
2003 Toyota Celica GT 1.8L Misfire, MIL Lamp on VIN: JTDDR32T33
P0304: Cylinder 4 Misfire Detected. get all cylinder misfires when cold,no lean codes ever
July 29, 2009
2008 Chevrolet Suburban 2500 LT 6.0L Misfire VIN: 3GNGK26K18
P0304: Cylinder 4 - missfire detected. This 08 Suburban has misfire counts on cyl #4 only at idle. Smoked intake - no leaks. Tried new plug and ignition coil with no difference. Swapped injectors and plug wires between cylinders and still cylinder #4 misfires at idle. Any ideas?
July 30, 2009
2005 Ford F-150 FX4 5.4L Misfire VIN: 1FTPW14585
P0304: missfire 4 cylinder. hey Guys, I'm having trouble with this F150 3 vavle engine. , it misses under heavy load only, ses will being flashing only after the truck is held in the wide open throttle mode for a couple seconds. Other than that it runs normal. Checked and replace coil an...
July 31, 2009
2005 Volkswagen Jetta 2.5 2.5L Poor Idle Quality VIN: 3VWRG71K55
P0304: Cyl 4 Misfire. First time customer. Engine Code: P1340; Camshaft Position Sensor (G40) / Engine Speed Sensor (G28); Incorrect Correlation. I understand what sets this code, I do not understand why. We have replaced the Camshaft Position Sensor, Mass Air Sensor, Spark Plugs a...
July 09, 2009
1996 Chrysler Sebring JXi 2.5L Misfire, MIL Lamp on VIN: 3C3EL55H0T
P0304: Cylinder 4 Misfire Detected. i had a sebring came in with a stalling problem. checked out to be it was a crankshaft sensor. after i install a sensor in it and i went for a test drive while i was drivng car it start misfiring i brought back to a shop turn it of and start it after ten min r...
July 15, 2009
2004 Porsche 911 Carrera 3.6L Misfire VIN: WP0CA29904
P0304: Cylinder number 4 misfire. This car has an intermittent, but frequent misfire in cylinder 4 if the engine is allowed to idle after start up, especially after cold start. The spark plugs and number 4 ignition coil are recorded to have been replaced less than 1000 miles ago. I have swappe...
July 15, 2009
2000 Chrysler Town & Country (Van) LXi 3.8L MIL Lamp on VIN: 1C4GP54LSY
P0304: cyl no 4 misfire. ... p0305 p0304 p0303 p0302 p0301 freeze frame data p0300 rpm-1920 closed loop coolant 199f i...
July 20, 2009
2000 Chrysler Town & Country (Van) LXi 3.8L MIL Lamp on VIN: 1C4GP54LSY
P0304: cyl no 4 misfire. ... p0305 p0304 p0303 p0302 p0301 freeze frame data p0300 rpm-1920 closed loop coolant 199f i...
July 21, 2009
1999 Volkswagen Jetta GLS 2.0L Hesitation, Cuts out, Misfire, MIL Lamp on VIN: 3VWSA29M0X
P0304: 4 Misfire. Misfire only happens at 1800 to 2200 rpm at sligt thottle in higher gears. If you goto full throttle the engine pulls ok. Idles ok
July 21, 2009
2005 Volkswagen Touareg 3.2L Poor Idle Quality, MIL Lamp on, noise VIN: WVGBG77L75
P0304: Misfire cylinder 4. New customer came in with complaint of noise in engine. Checked underneath hood and heard a noise like a vacuum leak coming from what appeared to be an oil filler cap, but according to the emission label was part of the crankcase ventilation system. It has 2 w...
July 25, 2009
2003 Toyota Celica GT 1.8L Misfire, MIL Lamp on VIN: JTDDR32T33
P0304: Cylinder 4 Misfire Detected. get all cylinder misfires when cold,no lean codes ever
July 29, 2009
2008 Chevrolet Suburban 2500 LT 6.0L Misfire VIN: 3GNGK26K18
P0304: Cylinder 4 - missfire detected. This 08 Suburban has misfire counts on cyl #4 only at idle. Smoked intake - no leaks. Tried new plug and ignition coil with no difference. Swapped injectors and plug wires between cylinders and still cylinder #4 misfires at idle. Any ideas?
July 30, 2009
2005 Ford F-150 FX4 5.4L Misfire VIN: 1FTPW14585
P0304: missfire 4 cylinder. hey Guys, I'm having trouble with this F150 3 vavle engine. , it misses under heavy load only, ses will being flashing only after the truck is held in the wide open throttle mode for a couple seconds. Other than that it runs normal. Checked and replace coil an...
July 31, 2009