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P0303 Diagnostic Trouble Code Discussion for January 2022

Cylinder 3 Misfire Detected

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Trouble Ticket Help Requests for DTC P0303
Help Request Posted
2010 Toyota Prius 1.8L Poor Idle Quality, Misfire VIN: JTDKN3DU1A
P0303: No.3 Cylinder Misfire Detected. Hi, techs. This 2010 Prius was towed in with cylinder head and timing chain removed. Originally, he had a misfire problem and replaced all spark plugs, ignition coils, and fuel injectors himself. Nothing changed and he took it to a shop, and was told to re...
January 21, 2022