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P0303 Diagnostic Trouble Code Discussion for September 2020

Cylinder 3 Misfire Detected


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Trouble Ticket Help Requests for DTC P0303
Help Request Posted
2003 Subaru Baja 2.5L Excessive Emissions, Poor Idle Quality, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy VIN: 4S4BT61CX3
P0303: Cylinder 3 Misfire Detected. I HAVE A REAL PUZZLER HERE, THANKS FOR HELPING ME OUT. THIS IS ONLY THE SECOND TIME WE HAVE SEN THIS CAR, ONCE FOR AN ENGINE AND NOW FOR THIS RUNABILITY ISSUE. THIS CAR STARTS AND RUNS LIKE A TOP UNTIL IT GOES INTO CLOSED LOOP. AFTER THAT, IT STARTS TO RUN...
September 30, 2020