Code d'erreur P0303 : gravité, causes et coût de réparation

A code P0303 may mean that one or more of the following has happened: Faulty spark plug or wire, Faulty coil , Faulty oxygen sensor, Faulty fuel

The P0303 is a generic diagnostic trouble code which would indicate an issue with the firing of cylinder 3

p0303 38K miles and changing oil at 5K intervals , my check engine light came on and the OBD reported a P0303 that wouldn't clear

p0303 The P0303 code indicates a misfire in cylinder 3 of the engine A misfire occurs when the fuel and air mixture fails to ignite correctly,