P CODES (POWERTRAIN) P0300 - P0399

96 Jimmy 4.3 4x4 144k Miles, I Rebuilt The Upper End Both Heads Machined A 1000 Miles Ago, Bought Ebay Used Injector Spider Was Clean And...

Hi, I Recently Bought The Car Listed Above. I Am Using It As A Project So I Can Know More About Cars Inside And Out. One Code Keeps Popping...

I Know That Code P0301 Means Misfire Cylinder 1 And P0302 Means Misfire Cylinder 2. How Are The Cylinders On A 2000 Mustang Numbered? Is...

03 Silverado 2wd W/ 5.3 And Now Has 103k. The Spark Plugs And Wires Were Changed At 100k. While Under Heavy Load The Check Engine Light...

The Engine Light Is On In My Car. And I Got The Code P0300. Is This A Big Problem And What Can I Do?

Hello, Service Engine Soon Light Is On On My 2004 Ford Explorer /142k Miles. Odbii Error Codes Are P0300, P0302, P0312 And P0316. Could...

I Got Code P0300, I Installed New Spark Plugs W/boots And It Still Misfires.I Took It To The Dealership Repair Shop And They Said It Was...

My Local Parts House Ran A Diagnostic And Came Up P0300 Troubleshooting. Random Cylinder Misfire. It Is A Fuel System Malfunction...

I Start It And It Dies. Check Engine Light Stays On Sometimes It Blinks. I Have Put A New Fuel Pump In, Camshaft Position Sensor...

This Is The Code That Autozone Is Giving Me. But I Keep Getting This Code And Dont Know What To Do. I Have Replaced The Ignition Coil, New...