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P0304 Diagnostic Trouble Code Discussion for March 2014

Cylinder 4 Misfire Detected


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Trouble Ticket Help Requests for DTC P0304
Help Request Posted
1998 Ford Mustang 3.8L Stall, MIL Lamp on VIN: 1FAFP4044W
P0304: Misfire Cylinder 4. ... , "would not accelerate" and "would not go above 2000 RPM" Took vehicle for test drive; It had a extended crank during start up. Seemed to idle OK. During test drive would lose power anytime I accelerated past half throttle. engine would st...
March 02, 2014
1998 Ford Mustang 3.8L Stall, MIL Lamp on VIN: 1FAFP4044W
P0304: Misfire Cylinder 4. ... , "would not accelerate" and "would not go above 2000 RPM" Took vehicle for test drive; It had a extended crank during start up. Seemed to idle OK. During test drive would lose power anytime I accelerated past half throttle. engine would st...
March 03, 2014
2003 Honda Element EX 2.4L Misfire VIN: 5J6YH28513
P0304: Cylinder 4 Misfire Detected. Have this Element that is misfiring at idle. It runs great off idle. It is setting misfire codes for all of the cylinders. Have seen this before with tight exhaust valves, and they indeed were tight. Adjusted all of the intake and exhaust valves to the loose s...
March 03, 2014
2005 Toyota 4Runner SR5 4.0L Misfire, MIL Lamp on VIN: JTEBU14R85
P0304: Cylinder 4 Misfire Detected. ... with the check engine light and other lights with the traction control and engine performance. We scanned the computer and found code P0304 cyl. 4 missfire. We pulled the plugs and noted it needed a tune up. After replacing the plugs and cleared the comput...
March 06, 2014
2003 Jeep Liberty Limited 3.7L MIL Lamp on, coolant loss VIN: 1J4GL58K63
P0304: Cylinder 4 Misfire Detected. This vehicle came in for a loss of coolant complaint. Customer stated that he has been adding coolant every couple of days, but never saw any on the ground. Pressure tested system and could not find any evidence of a leak. Checked for water in the oil, oil loo...
March 19, 2014
2004 Chrysler Town & Country 3.3L Misfire, MIL Lamp on VIN: 1C4GP45RX4
P0304: Cylinder 4 Misfire Detected. ... Town & country that is taking me for a trip!! Came in w/P0304 cylinder 4 misfire. I verified cylinder misfire w/Verus scanner at idle in drive while stopped! Give it a little gas & misfire is gone! I have checked everything under the sun... Fuel pr...
March 21, 2014
2011 Nissan Sentra SR 2.0L MIL Lamp on VIN: 3N1AB6AP4B
P0304: 4 cly. misfire. This car sets this code when engine is cold. No noticable drivability issues. Replaced #4 ignition coil-same problem. This morning when i first started it up it did feel like it was running a tad rough but it cleared right up. While backing up out of the drive...
March 21, 2014
2003 Acura MDX Touring 3.5L Misfire, MIL Lamp on VIN: 2HNYD189X3
P0304: Cylinder 4 Misfire Detected. Engine misfires @ idle all 6 cylinders only cold, after 4-5 minutes, misfires are gone. STFT does not change drastically between cold & hot B11.1 B20.91,checked EGR command & lift 0%, we checked valve adjustment it had tight exhaust valve clearance cyl...
March 24, 2014
2004 Chrysler Town & Country 3.3L Misfire, MIL Lamp on VIN: 1C4GP45RX4
P0304: Cylinder 4 Misfire Detected. ... Town & country that is taking me for a trip!! Came in w/P0304 cylinder 4 misfire. I verified cylinder misfire w/Verus scanner at idle in drive while stopped! Give it a little gas & misfire is gone! I have checked everything under the sun... Fuel pr...
March 30, 2014
1998 Ford Mustang 3.8L Stall, MIL Lamp on VIN: 1FAFP4044W
P0304: Misfire Cylinder 4. ... , "would not accelerate" and "would not go above 2000 RPM" Took vehicle for test drive; It had a extended crank during start up. Seemed to idle OK. During test drive would lose power anytime I accelerated past half throttle. engine would st...
March 02, 2014
1998 Ford Mustang 3.8L Stall, MIL Lamp on VIN: 1FAFP4044W
P0304: Misfire Cylinder 4. ... , "would not accelerate" and "would not go above 2000 RPM" Took vehicle for test drive; It had a extended crank during start up. Seemed to idle OK. During test drive would lose power anytime I accelerated past half throttle. engine would st...
March 03, 2014
2003 Honda Element EX 2.4L Misfire VIN: 5J6YH28513
P0304: Cylinder 4 Misfire Detected. Have this Element that is misfiring at idle. It runs great off idle. It is setting misfire codes for all of the cylinders. Have seen this before with tight exhaust valves, and they indeed were tight. Adjusted all of the intake and exhaust valves to the loose s...
March 03, 2014
2005 Toyota 4Runner SR5 4.0L Misfire, MIL Lamp on VIN: JTEBU14R85
P0304: Cylinder 4 Misfire Detected. ... with the check engine light and other lights with the traction control and engine performance. We scanned the computer and found code P0304 cyl. 4 missfire. We pulled the plugs and noted it needed a tune up. After replacing the plugs and cleared the comput...
March 06, 2014
2003 Jeep Liberty Limited 3.7L MIL Lamp on, coolant loss VIN: 1J4GL58K63
P0304: Cylinder 4 Misfire Detected. This vehicle came in for a loss of coolant complaint. Customer stated that he has been adding coolant every couple of days, but never saw any on the ground. Pressure tested system and could not find any evidence of a leak. Checked for water in the oil, oil loo...
March 19, 2014
2004 Chrysler Town & Country 3.3L Misfire, MIL Lamp on VIN: 1C4GP45RX4
P0304: Cylinder 4 Misfire Detected. ... Town & country that is taking me for a trip!! Came in w/P0304 cylinder 4 misfire. I verified cylinder misfire w/Verus scanner at idle in drive while stopped! Give it a little gas & misfire is gone! I have checked everything under the sun... Fuel pr...
March 21, 2014
2011 Nissan Sentra SR 2.0L MIL Lamp on VIN: 3N1AB6AP4B
P0304: 4 cly. misfire. This car sets this code when engine is cold. No noticable drivability issues. Replaced #4 ignition coil-same problem. This morning when i first started it up it did feel like it was running a tad rough but it cleared right up. While backing up out of the drive...
March 21, 2014
2003 Acura MDX Touring 3.5L Misfire, MIL Lamp on VIN: 2HNYD189X3
P0304: Cylinder 4 Misfire Detected. Engine misfires @ idle all 6 cylinders only cold, after 4-5 minutes, misfires are gone. STFT does not change drastically between cold & hot B11.1 B20.91,checked EGR command & lift 0%, we checked valve adjustment it had tight exhaust valve clearance cyl...
March 24, 2014
2004 Chrysler Town & Country 3.3L Misfire, MIL Lamp on VIN: 1C4GP45RX4
P0304: Cylinder 4 Misfire Detected. ... Town & country that is taking me for a trip!! Came in w/P0304 cylinder 4 misfire. I verified cylinder misfire w/Verus scanner at idle in drive while stopped! Give it a little gas & misfire is gone! I have checked everything under the sun... Fuel pr...
March 30, 2014
1998 Ford Mustang 3.8L Stall, MIL Lamp on VIN: 1FAFP4044W
P0304: Misfire Cylinder 4. ... , "would not accelerate" and "would not go above 2000 RPM" Took vehicle for test drive; It had a extended crank during start up. Seemed to idle OK. During test drive would lose power anytime I accelerated past half throttle. engine would st...
March 02, 2014
1998 Ford Mustang 3.8L Stall, MIL Lamp on VIN: 1FAFP4044W
P0304: Misfire Cylinder 4. ... , "would not accelerate" and "would not go above 2000 RPM" Took vehicle for test drive; It had a extended crank during start up. Seemed to idle OK. During test drive would lose power anytime I accelerated past half throttle. engine would st...
March 03, 2014
2003 Honda Element EX 2.4L Misfire VIN: 5J6YH28513
P0304: Cylinder 4 Misfire Detected. Have this Element that is misfiring at idle. It runs great off idle. It is setting misfire codes for all of the cylinders. Have seen this before with tight exhaust valves, and they indeed were tight. Adjusted all of the intake and exhaust valves to the loose s...
March 03, 2014
2005 Toyota 4Runner SR5 4.0L Misfire, MIL Lamp on VIN: JTEBU14R85
P0304: Cylinder 4 Misfire Detected. ... with the check engine light and other lights with the traction control and engine performance. We scanned the computer and found code P0304 cyl. 4 missfire. We pulled the plugs and noted it needed a tune up. After replacing the plugs and cleared the comput...
March 06, 2014
2003 Jeep Liberty Limited 3.7L MIL Lamp on, coolant loss VIN: 1J4GL58K63
P0304: Cylinder 4 Misfire Detected. This vehicle came in for a loss of coolant complaint. Customer stated that he has been adding coolant every couple of days, but never saw any on the ground. Pressure tested system and could not find any evidence of a leak. Checked for water in the oil, oil loo...
March 19, 2014
2004 Chrysler Town & Country 3.3L Misfire, MIL Lamp on VIN: 1C4GP45RX4
P0304: Cylinder 4 Misfire Detected. ... Town & country that is taking me for a trip!! Came in w/P0304 cylinder 4 misfire. I verified cylinder misfire w/Verus scanner at idle in drive while stopped! Give it a little gas & misfire is gone! I have checked everything under the sun... Fuel pr...
March 21, 2014
2011 Nissan Sentra SR 2.0L MIL Lamp on VIN: 3N1AB6AP4B
P0304: 4 cly. misfire. This car sets this code when engine is cold. No noticable drivability issues. Replaced #4 ignition coil-same problem. This morning when i first started it up it did feel like it was running a tad rough but it cleared right up. While backing up out of the drive...
March 21, 2014
2003 Acura MDX Touring 3.5L Misfire, MIL Lamp on VIN: 2HNYD189X3
P0304: Cylinder 4 Misfire Detected. Engine misfires @ idle all 6 cylinders only cold, after 4-5 minutes, misfires are gone. STFT does not change drastically between cold & hot B11.1 B20.91,checked EGR command & lift 0%, we checked valve adjustment it had tight exhaust valve clearance cyl...
March 24, 2014
2004 Chrysler Town & Country 3.3L Misfire, MIL Lamp on VIN: 1C4GP45RX4
P0304: Cylinder 4 Misfire Detected. ... Town & country that is taking me for a trip!! Came in w/P0304 cylinder 4 misfire. I verified cylinder misfire w/Verus scanner at idle in drive while stopped! Give it a little gas & misfire is gone! I have checked everything under the sun... Fuel pr...
March 30, 2014
1998 Ford Mustang 3.8L Stall, MIL Lamp on VIN: 1FAFP4044W
P0304: Misfire Cylinder 4. ... , "would not accelerate" and "would not go above 2000 RPM" Took vehicle for test drive; It had a extended crank during start up. Seemed to idle OK. During test drive would lose power anytime I accelerated past half throttle. engine would st...
March 02, 2014
1998 Ford Mustang 3.8L Stall, MIL Lamp on VIN: 1FAFP4044W
P0304: Misfire Cylinder 4. ... , "would not accelerate" and "would not go above 2000 RPM" Took vehicle for test drive; It had a extended crank during start up. Seemed to idle OK. During test drive would lose power anytime I accelerated past half throttle. engine would st...
March 03, 2014
2003 Honda Element EX 2.4L Misfire VIN: 5J6YH28513
P0304: Cylinder 4 Misfire Detected. Have this Element that is misfiring at idle. It runs great off idle. It is setting misfire codes for all of the cylinders. Have seen this before with tight exhaust valves, and they indeed were tight. Adjusted all of the intake and exhaust valves to the loose s...
March 03, 2014
2005 Toyota 4Runner SR5 4.0L Misfire, MIL Lamp on VIN: JTEBU14R85
P0304: Cylinder 4 Misfire Detected. ... with the check engine light and other lights with the traction control and engine performance. We scanned the computer and found code P0304 cyl. 4 missfire. We pulled the plugs and noted it needed a tune up. After replacing the plugs and cleared the comput...
March 06, 2014
2003 Jeep Liberty Limited 3.7L MIL Lamp on, coolant loss VIN: 1J4GL58K63
P0304: Cylinder 4 Misfire Detected. This vehicle came in for a loss of coolant complaint. Customer stated that he has been adding coolant every couple of days, but never saw any on the ground. Pressure tested system and could not find any evidence of a leak. Checked for water in the oil, oil loo...
March 19, 2014
2004 Chrysler Town & Country 3.3L Misfire, MIL Lamp on VIN: 1C4GP45RX4
P0304: Cylinder 4 Misfire Detected. ... Town & country that is taking me for a trip!! Came in w/P0304 cylinder 4 misfire. I verified cylinder misfire w/Verus scanner at idle in drive while stopped! Give it a little gas & misfire is gone! I have checked everything under the sun... Fuel pr...
March 21, 2014
2011 Nissan Sentra SR 2.0L MIL Lamp on VIN: 3N1AB6AP4B
P0304: 4 cly. misfire. This car sets this code when engine is cold. No noticable drivability issues. Replaced #4 ignition coil-same problem. This morning when i first started it up it did feel like it was running a tad rough but it cleared right up. While backing up out of the drive...
March 21, 2014
2003 Acura MDX Touring 3.5L Misfire, MIL Lamp on VIN: 2HNYD189X3
P0304: Cylinder 4 Misfire Detected. Engine misfires @ idle all 6 cylinders only cold, after 4-5 minutes, misfires are gone. STFT does not change drastically between cold & hot B11.1 B20.91,checked EGR command & lift 0%, we checked valve adjustment it had tight exhaust valve clearance cyl...
March 24, 2014
2004 Chrysler Town & Country 3.3L Misfire, MIL Lamp on VIN: 1C4GP45RX4
P0304: Cylinder 4 Misfire Detected. ... Town & country that is taking me for a trip!! Came in w/P0304 cylinder 4 misfire. I verified cylinder misfire w/Verus scanner at idle in drive while stopped! Give it a little gas & misfire is gone! I have checked everything under the sun... Fuel pr...
March 30, 2014
1998 Ford Mustang 3.8L Stall, MIL Lamp on VIN: 1FAFP4044W
P0304: Misfire Cylinder 4. ... , "would not accelerate" and "would not go above 2000 RPM" Took vehicle for test drive; It had a extended crank during start up. Seemed to idle OK. During test drive would lose power anytime I accelerated past half throttle. engine would st...
March 02, 2014
1998 Ford Mustang 3.8L Stall, MIL Lamp on VIN: 1FAFP4044W
P0304: Misfire Cylinder 4. ... , "would not accelerate" and "would not go above 2000 RPM" Took vehicle for test drive; It had a extended crank during start up. Seemed to idle OK. During test drive would lose power anytime I accelerated past half throttle. engine would st...
March 03, 2014
2003 Honda Element EX 2.4L Misfire VIN: 5J6YH28513
P0304: Cylinder 4 Misfire Detected. Have this Element that is misfiring at idle. It runs great off idle. It is setting misfire codes for all of the cylinders. Have seen this before with tight exhaust valves, and they indeed were tight. Adjusted all of the intake and exhaust valves to the loose s...
March 03, 2014
2005 Toyota 4Runner SR5 4.0L Misfire, MIL Lamp on VIN: JTEBU14R85
P0304: Cylinder 4 Misfire Detected. ... with the check engine light and other lights with the traction control and engine performance. We scanned the computer and found code P0304 cyl. 4 missfire. We pulled the plugs and noted it needed a tune up. After replacing the plugs and cleared the comput...
March 06, 2014
2003 Jeep Liberty Limited 3.7L MIL Lamp on, coolant loss VIN: 1J4GL58K63
P0304: Cylinder 4 Misfire Detected. This vehicle came in for a loss of coolant complaint. Customer stated that he has been adding coolant every couple of days, but never saw any on the ground. Pressure tested system and could not find any evidence of a leak. Checked for water in the oil, oil loo...
March 19, 2014
2004 Chrysler Town & Country 3.3L Misfire, MIL Lamp on VIN: 1C4GP45RX4
P0304: Cylinder 4 Misfire Detected. ... Town & country that is taking me for a trip!! Came in w/P0304 cylinder 4 misfire. I verified cylinder misfire w/Verus scanner at idle in drive while stopped! Give it a little gas & misfire is gone! I have checked everything under the sun... Fuel pr...
March 21, 2014
2011 Nissan Sentra SR 2.0L MIL Lamp on VIN: 3N1AB6AP4B
P0304: 4 cly. misfire. This car sets this code when engine is cold. No noticable drivability issues. Replaced #4 ignition coil-same problem. This morning when i first started it up it did feel like it was running a tad rough but it cleared right up. While backing up out of the drive...
March 21, 2014
2003 Acura MDX Touring 3.5L Misfire, MIL Lamp on VIN: 2HNYD189X3
P0304: Cylinder 4 Misfire Detected. Engine misfires @ idle all 6 cylinders only cold, after 4-5 minutes, misfires are gone. STFT does not change drastically between cold & hot B11.1 B20.91,checked EGR command & lift 0%, we checked valve adjustment it had tight exhaust valve clearance cyl...
March 24, 2014
2004 Chrysler Town & Country 3.3L Misfire, MIL Lamp on VIN: 1C4GP45RX4
P0304: Cylinder 4 Misfire Detected. ... Town & country that is taking me for a trip!! Came in w/P0304 cylinder 4 misfire. I verified cylinder misfire w/Verus scanner at idle in drive while stopped! Give it a little gas & misfire is gone! I have checked everything under the sun... Fuel pr...
March 30, 2014