Unveiling the P0300 Code A Diagnostic Guide for Vehicle Owners

This P0300 code means that the the car's computer has detected that not all of the engine's cylinders are firing properly. Code P0300 means your car detected a random or multiple misfire. On an OBD2 scan tool, you'll probably find this code defined as “Random/ ... I have a 2016 Versa Note with a P0300 code and running horrible. I replaced plugs, crank sensor, battery, made sure it had good fuel, replaced the intake ... John/Horace ... It's possibly a map sensor issue, but there should be codes showing up. They can be a wear item eventually. Good news is your ... It that has been throwing a p0300 random misfire code as well as the code for the o2 sensor after driver side cat. Truck idles yet any speed ... 2008. Altima 3.5 L engine. Currently has OBD trouble code P0300, which is defined as Random Cylinder Misfire......where to start? It could be multiple things, cap, rotor, plugs, wires, coil, distributor - some new ones are crap, could even be bad connections, or problem with the fuel ... A P0300 is a generic code that doesn't give any indication of the cause (a cylinder misfired for no apparent reason). if you are experiencing random misfire all from the same bank i would say its more than likely your catalytic converter has come apart or its ... The 5/6 are specific cylinder misfires, but the P0300 random misfire had me stumped. I figured it was probably my coils, since my plugs were changed about 30k ...