What is the misfire code on cylinder 8?
The P0308, which indicates a misfire on cylinder #8, is associated with other engine misfire codes, specifically codes P0300 to P0312.
How can you tell if a spark plug is misfiring?
A quick test for this would be to switch the spark plug from the cylinder that is misfiring to another cylinder and see if the misfire moves with the spark plug. If so, time to replace the plug. Another way would be checking the ignition wires with a Lab Scope .
Can a bad spark plug cause a cylinder to misfire?
Also, don’t forget about the spark plug itself. The spark plug can crack or just simply go bad causing an individual cylinder to misfire. A quick test for this would be to switch the spark plug from the cylinder that is misfiring to another cylinder and see if the misfire moves with the spark plug. If so, time to replace the plug.
How can you tell if a cylinder is misfiring?
Another way would be checking the ignition wires with a Lab Scope . This test is very accurate and a Technician can see which cylinder or cylinders are misfiring as the misfire occurs. However, this is a bit more involved so I would recommend to leave this up to a professional.
The P0308, which indicates a misfire on cylinder #8, is associated with other engine misfire codes, specifically codes P0300 to P0312.
Where to find misfire code on GM 3L?
On OBD II equipped vehicles, you should see a specific cylinder misfire code that will tell you what engine cylinder is the one being affected.
What does the p0308 code on a cylinder 8 mean?
Misfires occur due to incomplete combustion or no combustion at all. The underlying cause could be anything from a bad ignition coil to an internal engine problem. The P0308, which indicates a misfire on cylinder #8, is associated with other engine misfire codes, specifically codes P0300 to P0312.
What makes a GM 4.8L misfire engine stall?
P0306: Cylinder #6 Misfire. P0307: Cylinder #7 Misfire. P0308: Cylinder #8 Misfire. Really bad gas mileage. Lack of Power when you accelerate your van, pickup or SUV. Engine may start, run for a few minutes and stall.