What does the p0304 code mean on a Chevy?

The P0304 code means that the cylinder 4 is misfiring or is randomly misfiring. Start by checking for intake leaks and if no leaks are found the next step is to replace the spark plugs on cylinder 4. If the problem persists more tests need to be done to diagnose the problem, see “Possible Causes”.

What does code p0301 mean on coils?

If the misfire indicates code P0301, then you’ll know that the plugs are defective. Replace the spark plugs and spark plug wires and check if the code is still present. The same applies to individual coil packs.

Why does my Hyundai Accent have a p0304 code?

The engine is also not firing all of the fuel, so raw fuel is also passing through Cylinder 4 into the exhaust. Mileage may suffer as well when your Accent has P0304 as well. P0304 is a cylinder specific misfire code, which means that Cylinder 4 is misfiring and causing the code.

What is the error code for cylinder 4 misfire?

Error Code P0304: Cylinder 4 Four Misfire Detected. Error Code P0304 is described as Cylinder #4 Misfire Directed, which means the vehicle’s computer has detected an engine misfire, specifically with the fourth cylinder.

What does the p0304 code on a cylinder 4 mean?

P0304 is a diagnostic trouble code seen when a misfire is detected in cylinder 4. This code may be seen with other misfire codes and lean / rich codes. What the P0304 code means. The P0304 code will be seen in cars where the ECU has detected that cylinder 4 is not firing properly.

What does p0304 stand for on a Chevy Tahoe?

P0304 is a relatively common Chevy Tahoe trouble code. It stands for: P0304: Misfire Detected → Cylinder 4. P0304 is certainly a cause for concern, and should be considered a threat to the drivability your Tahoe.

What causes a DTC p0354 ignition coil D?

If an open or a short is detected in the driver circuit for coil #4, a P0354 may set. Also, depending on the vehicle, the PCM may also shut down the fuel injector to the cylinder also. Symptoms of a P0354 DTC may include: Potential causes of a P0354 code include: Short to voltage or ground on COP driver circuit

What does code p0304 mean on VW Jetta?

These particular codes indicate that there is a misfire in cylinder’s one, two, and three respectively. Fixing P0304 should be considered a high priority. Unlike a lot of the OBDII codes, this code has to do directly with engine combustion.

What are the symptoms of a p0354 DTC?

If an open or a short is detected in the driver circuit for coil #4, a P0354 may set. Also, depending on the vehicle, the PCM may also shut down the fuel injector to the cylinder also. Symptoms of a P0354 DTC may include: MIL (Malfunction indicator lamp) illumination Engine misfire may be present or intermittent

What does the p0304 code on my engine mean?

Tech notes The P0304 code means that the cylinder 4 is misfiring or is randomly misfiring. Start by checking for intake leaks and if no leaks are found the next step is to replace the spark plugs on cylinder 4. If the problem persists more tests needs to be done to diagnose problem, see “Possible Causes” Engine Cylinder 4 is Misfiring.

How much does it cost to repair a p0304 Chevrolet?

The cost of diagnosing the P0304 CHEVROLET code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour. When is the P0304 CHEVROLET code detected? Engine Cylinder 4 is Misfiring. When a misfire occurs, engine speed will fluctuate.

When do you need to fix a p0304 misfire?

When P0304 occurs, it should be fixed immediately as long term driving with engine misfires could cause consequential damage to your engine. Many times, P0304 occurs when there are worn out spark plugs, spark plug wires, or a faulty ignition coil.

When to fix a p0304 spark plug socket?

P0304 should be repaired immediately. Ignoring this error could result in ignition failure, catalytic converter damage, and unsafe/dangerous conditions while operating the vehicle. Loose fitting electrical connectors and broken or disconnected vacuum hoses are often overlooked. 5/8in. Spark Plug Socket

What does a p0304 trouble code mean on a car?

Although generic, the specific repair steps may vary depending on make/model. A P0304 code means that the the car’s computer has detected that one of the engine’s cylinders is not firing properly. In this case it’s cylinder #4. the engine may be harder to start the engine may stumble / stumble, and/or hesitate other symptoms may also be present

Where are the P0300 misfire codes stored?

The check engine light will be on. One or more misfire codes (P0300, P0301, P0302, P0303, P0304) will be stored in the car or pick up’s computer’s memory. P0300 Random Cylinder Misfire.

What is the error code for cylinder 4?

Error Code P0304 is a common error code which signifies a misfire issue with the engine’s cylinder, particularly the cylinder #4.

Why is my GMC cylinder 4 misfire detected?

In Spark Ignition Direct Injection (SIDI) system applications, if a fuel injector fault DTC is set during a misfire event, the ECM will not re-enable the injector. Need more information on how to fix the P0304 GMC code?

Error Code P0304 is a common error code which signifies a misfire issue with the engine’s cylinder, particularly the cylinder #4.

What does the p0304 code mean on a Chevy?