Unveiling the Secrets of the P0300 Code A Step-by-Step Guide to Engine Optimization

The inspection facility determined the codes; Diagnostic Trouble Codes (DTC) P0300 through P0306 - Cylinders 1-6 Misfire detected as well as ... P0300 - Random/Multiple Cylinder Misfire Detected · Navbar Menu · P0300 - Random/Multiple Cylinder Misfire Detected · Footer. I am working on my daughters 2003 ZR2 with around 150k miles.I am dealing with the Dreaded P0300 code. I have the flashing service engine light, car runs OK. How to fix P0300 Code: Random or Multiple Cylinder Misfire Detected A P0300 code is set when one or more cylinders are not firing correctly. It is normally a code that relates to checking the plugs and wires. Things is, in the past I had similar chugging and checked and found a loose wire. This P0300 code means that the the car's computer has detected that not all of the engine's cylinders are firing properly. 2008. Altima 3.5 L engine. Currently has OBD trouble code P0300, which is defined as Random Cylinder Misfire......where to start? Compression loss caused by damaged piston / piston rings from use of wrong oil specs and low speed pre-ignition (rare). Additionally, P300 can ... DTC P0300 is for random/multiple misfires. I would make sure you've got good fuel and have the spark plugs inspected. P0300 (Random / Multiple Cylinder Misfire Detected). P0302 (Cylinder 2 Misfire Detected). P0303 (Cylinder 3 Misfire Detected).