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1

1996 Toyota Camry P0304 Misfire: Vibration, Stalling & Burning Smell - Solutions & Next Steps

Hi, I own a 1996 Toyota Camry with a V6 engine, 140,000 miles, automatic transmission. Over the past two weeks, I've been experiencing a recurring issue: when slowing down at t...

1996 Toyota Camry | P0304
2007-01-16
1 comments
2

OBD2 Codes P0304, P0305, P0306, and P0402 on 2001 V6 Mustang - Causes and Fixes

If the fuel filter has not been disabled, air in the fuel line could be causing these OBD2 codes. This is a common issue in 2001 V6 Mustangs with the 4.6L engine. Air intrusion ...

2001 V6 Mustang | P0304
2007-01-07
7 comments
9

96 Dodge Ram 1500 V8 5.2L Multiple Cylinder Misfires - Fuel System & Ignition Diagnostics

My 1996 Dodge Ram 1500 with a 5.2L V8 engine is experiencing multiple cylinder misfires across all eight cylinders. I've already replaced the spark plugs, ignition wires, distri...

96 Dodge Ram 1500 | P0300
2007-01-05
4 comments
2

obd2 codes p0304, p0305, p0306, and p0402 on 2001 v6 mustang

I am recieving these codes and was wondering if anyone could maybe tell me why im recieving these codes!! any help would be greatly appreciated! i know what the codes stand for ...

2001 V6 Mustang | P0304
2006-12-31
19 comments
2

2001 Ford Taurus 3.0L V6: P0401, P1131, P1151, P0304 Diagnosis - MAF Cleaning or Larger Engine System Issue?

I'm experiencing multiple diagnostic trouble codes on my 2001 Ford Taurus 3.0L V6: P0401 (Exhaust Duct Flow Malfunction), P1131 (O2 Sensor Bank 1 Sensor 1 Slow Response), P1151 ...

2001 ford taurus 3.0v6 | P0304
2006-12-19
3 comments
1

1999 Dodge Durango 5.2L Engine Misfires: P0300, P0302, P0304 Codes at 150,000 Miles

The vehicle idles slightly rough but runs smoothly under normal conditions. I reset the engine codes and drove it for a full week without any issues. However, yesterday after dr...

1999 Durango | P0300
2006-12-10
3 comments
9

98 Dodge Neon P0304 Fault: No Spark in Cylinder 4 Despite New Coil, Wires, Plugs, and Injector

Initially, I suspected a faulty coil and replaced it along with the spark plugs, ignition wires, and fuel injectors. However, the issue persisted. I later noticed that the gas ...

98 Dodge Neon | P0304
2006-12-07
1 comments
2

2000 S-10 4-Cylinder Misfire: P0304 Code - Diagnosis and Solutions

My 2000 S-10 with a 4-cylinder engine is throwing a P0304 diagnostic code indicating a misfire in cylinder 4. I've already replaced the spark plugs, ignition wires, the 1/4 (cyl...

2000 s-10 | P0304
2006-12-03
5 comments
9

99 Honda Odyssey P0304, P0305, P1399

Hello. I have a 1999 Honda Odyssey that overnight developed a problem. When I started the car to check (my wives car so she told of the problem) I noticed right off it was mis...

99 Honda Odyssey | P0304
2006-12-02
19 comments
2

P0304 and P0440 Fault Codes - 2003 Dodge Neon Diagnosis and Repair Costs

My 2003 Dodge Neon has persistent fault codes P0304 (Misfire Detected - Cylinder 4) and P0441 (Incorrect Evaporative Emission System Purge Flow). I've already replaced the spark...

2003 Dodge Neon | P0304
2006-10-29
3 comments
9

P0304 Fault on 1999 Ford Ranger 4-Cylinder: Diagnosis and Solutions

I recently replaced all four spark plugs, ignition wires, and coils. I also cleaned the intake manifold and fuel system components, yet the P0304 misfire code persists. The engi...

99 Ford Ranger 4-cylinder | P0304
2006-09-19
8 comments
R

Ram 1500 (175k miles) running rough with P0300-P0308: Multiple cylinder misfires and intermittent issues

My 2000-2006 Ram 1500 with a 5.2L V8 engine has started running roughly after being smooth for years. The truck recently developed an intermittent misfire issue — the check engi...

Ram 1500 | P0300
2006-09-18
11 comments
2

2004 Dodge Neon P0304 Check Engine Light: Misfire Diagnosis and Fixes

Hello everyone! This is my first time on the forum, and I've found the community's insights very helpful. My 2004 Dodge Neon recently triggered a check engine light, and after s...

2004 Dodge Neon | P0304
2006-08-30
9 comments
D

OBD2 P0300 Multiple Cylinder Misfire Diagnosis for 2004 Dodge Neon - Fix & Solutions

I recently purchased a 2004 Dodge Neon brand new in 2004 and it currently has 55,000 miles. I follow a regular oil change schedule every 3,000 miles. Recently, the check engine ...

Dodge Neon | P0300
2006-08-24
13 comments
1

p0171, p0174, p0303, p0304 1999 Ford Windstar

These four codes came up during my emissions test. One seems to indicate possibly faulty wires or compression. Is there anything specific I should look for. My larges fear i...

1999 Ford Windstar | P0171
2006-06-24
12 comments
L

P0171, P0174, and P0304 Faults in 2000 Lincoln LS V6: Causes and Fixes

I own a 2000 Lincoln LS with a V6 engine that has been running roughly for some time, and the service engine light has remained on. After retrieving diagnostic codes, I found P0...

Lincoln LS V6 | P0171
2006-01-14
5 comments
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