P0308 Fault on 2010 Dodge Ram 1500: What Does It Mean and How to Fix It?
The check engine light has come on twice in the past month on my 2010 Dodge Ram 1500. Each time, a diagnostic scan reveals fault code P0308. The dealership has inspected the spark plugs and ignition wires and claims no issues are found. However, the warning light has returned this morning. Despite their assessment, I'm concerned about what P0308 might actually indicate. Is there anything we're missing in diagnosing this misfire? Could it be related to fuel delivery or a faulty sensor rather than just ignition components?
P0308 indicates a misfire in cylinder #8 — please confirm which engine configuration you have (V6 or V10). This could stem from either ignition or fuel system issues. Start by adding a bottle of TECHRON or SEAFOAM fuel treatment to improve combustion quality. Next, check if you have access to a diagnostic scanner capable of reading live data and freeze frame information. If your vehicle is stock (no aftermarket modifications like chips, tuning devices, or air filters), this will help narrow down the root cause. Let me know about your scanner setup so we can proceed with targeted troubleshooting.