What does the OBD code p0304 stand for?
OBD-II Code P0304 is defined as a Misfire Detected in #4 Cylinder Want to Learn More? Generally, the term “misfire” refers to an incomplete combustion process inside the cylinder. When this becomes severe enough, the driver will feel a jerking action from the engine and/or powertrain.
What is the diagnostic code for cylinder 4 misfire?
P0304 is a diagnostic trouble code (DTC) for “Cylinder 4 Misfire Detected”. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic.
How to tell if your car has a p0304 misfire?
When diagnosing a P0304 code, it is important to record the freeze frame information and then duplicate the code setting conditions with a test drive. Pay close attention to the engine load, throttle position, RPM, and road speed because a P0304 (which is a specific misfire) can sometimes be difficult to detect.
What does it mean when spark plug is p0304?
If the misfire moved to cylinder number 4 (P0304), then you have determined that the coil pack is faulty and needs replacement. You can do the same test with the spark plug, i.e., move cylinder 5 plug to cylinder 3 and if the misfire is now P0303 then the plugs are at fault.
What does p0304 stand for on a Jeep Wrangler?
P0304 is a relatively common trouble code with any vehicle, that includes the Jeep Wrangler. It’s and OBD2 code and stands for: P0304: Misfire Detected → Cylinder 4. P0304 is certainly a cause for concern, and should be considered a threat to the drivability your Wrangler.
What is the misfire code on a Jeep Wrangler?
Mileage may suffer as well when your Wrangler has P0304 as well. P0304 is a cylinder specific misfire code, which means that Cylinder 4 is misfiring and causing the code.
What causes the p0304 trouble code in a car?
The P0304 code will be seen in cars where the ECU has detected that cylinder 4 is not firing properly. The ECU monitors the operation of all cylinders to ensure they are all firing on time, so when one misfires repeatedly, a Check Engine Light is set. What causes the P0304 code? What are the symptoms of the P0304 code?
P0304 is a diagnostic trouble code (DTC) for “Cylinder 4 Misfire Detected”. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic.