What happens when a cylinder is not firing?
When an engine misfires, one or more cylinders fail to fire properly, either because of ignition or fuel-related issues. While idling, the engine may shake so badly that vibrations can be felt throughout the vehicle. The engine may be running poorly and one or more cylinders may be misfiring.
What is the problem with Jeep Liberty cylinder 4?
P0304: Misfire Detected → Cylinder 4. P0304 is certainly a cause for concern, and should be considered a threat to the drivability your Liberty. The nice thing about P0304 is that it’s a cylinder specific trouble code, which makes diagnosing the problems simpler than P0300, which means that the cylinders are randomly misfiring.
What is the trouble code on a Jeep Liberty?
P0304 is a relatively common trouble code with any vehicle, that includes the Jeep Liberty. It’s and OBD2 code and stands for: P0304: Misfire Detected → Cylinder 4.
What happens if you misfire a Jeep Liberty?
The P0304 trouble code will trigger the Liberty’s service engine soon light. The vehicle itself may begin to run rough. It depends on how serious the misfire is. The vehicle may produce excess vibration, especially at lower RPM.
What was the problem with my 2011 Jeep Liberty?
Well I have a 2011 jeep liberty I had change almost everything from alternator, oxygen sensors to the coil packs. And the problem was the whole time was the spark plugs. Everything that was happen to you’ ll car mine was doing the same thing so to all of you’ll its the spark plugs.
Where is cylinder 6 on a Jeep Liberty?
An important thing to understand when finding the location of Cylinder 6 is that it’s going to be the sixth cylinder in the firing order. It won’t be the sixth cylinder that you might see when looking at the engine. The P0306 trouble code will trigger the Liberty’s service engine soon light. The vehicle itself may begin to run rough.
What’s the problem with 4 cylinder Jeep Liberty?
I actually found the problem. In both the 4 cylinder and 6 cylinder Jeeps, the valve cover gaskets have a short life and as they encircle the spark plugs, oils leaks down on them and shorts them out. Gasket changed, problem solved.
P0305 is a fairly common trouble code with the Jeep Liberty. It’s and OBD2 code and stands for: P0305: Misfire Detected → Cylinder 5. P0305 is certainly a cause for concern, and should be considered a threat to the drivability your Liberty.
What to do if your Jeep Liberty has a cylinder misfire?
Pulled the fuel rail and checked all of the fuel injectors. Fixed a minor fuel leak in the rail on the drives side, and changed all o-rings on the injectors. Even swapped the drives and passengers injectors to see if the problem would follow. Checked all connectors for corrosion, no problems there.