it is a multi cylinder missfire code two or more cylinders are not firing.
Most obdii codes are multi-digit, such as po300,po301,po302, etc. Etc. Po300's are usally misfire codes pertaining to the same cylinder...code po302 is a misfire in cylinder #2. A po300 code is a random misfire for any cylinder
What could code po300 on chevy 5.7 liter mean
Trouble code P0300 means:Random/multiple cylinder misfire detected
02 sensor problem
misfire
answer : Random Misfire
cylinder missfire detected.==po300==
Trouble code P0306 means:Cylinder 6 misfire detected
Trouble code P0306 means:Cylinder 6 misfire detected
Trouble code P0300 means:Random/multiple cylinder misfire detected
The code PO300 indicates a random or multiple cylinder misfire detected by the vehicle's onboard diagnostics in a 1996 Buick Roadmaster. This means that the engine is misfiring in one or more cylinders, which can lead to poor performance, increased emissions, and potential engine damage if not addressed. Possible causes include faulty spark plugs, ignition coils, fuel delivery issues, or vacuum leaks. It's advisable to diagnose the specific problem to resolve the misfire and restore optimal engine performance.
Trouble code P0300 means:Random/multiple cylinder misfire detected