P0300 Code Unlocking the Secrets to Resolving Random Misfires

P0300 means two or more cylinders are misfiring. While you are not getting codes for specific cylinders, many diagnostic tools can pull the misfire counts. That will allow you to monitor virtually every thing that is going on. For the P0300 code, I would suggest you look at the misfire counts, both ... It won't even go 10 mph before it misfires so bad the engine light flashes and sounds horrible. I have replaced 2 of the new coils finding out they were bad. A P0300 engine code indicates a random or multiple-cylinder misfire has been detected by your car's On-Board Diagnostic II (OBD-II) system. The RV goes up inclines without the engine light coming on. After about 300 to 400 miles the engine light comes on. P0300 Code, What to try next? · 1. Ignition ON, engine OFF, perform the Idle Learn or Idle Learn Reset in Configuration/Reset or Module Setup. · 2 ... It is a cylinder misfire code. Typically happens when you get a batch of bad gas that doesn't burn fully. Run a tank of premium and try to avoid whatever gas ... Basically this P0300 code means that the the car's computer has detected that not all of the engine's cylinders are firing properly. A P0300 diagnostic code ... A P0300 diagnostic code indicates a random or multiple misfire. If the last digit is a number other than zero, it corresponds to the cylinder ... This diagnostic trouble code (DTC) indicates that your car's computer has detected an engine misfire that's random and/or appearing on multiple cylinders.