$ errors.fyi/obd2/P0300 163 namespaces · 4,919 codes
obd2 · obd2/P0300
P0300

Random/Multiple Cylinder Misfire Detected

The engine control module has detected misfires across multiple cylinders that cannot be attributed to a single one. Common causes include worn spark plugs, ignition coil failure, vacuum leaks, or low fuel pressure.

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