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P0303 Diagnostic Trouble Code Discussion for June 2021

Cylinder 3 Misfire Detected

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Trouble Ticket Help Requests for DTC P0303
Help Request Posted
2011 Nissan Versa S 1.8L Poor Idle Quality, Misfire VIN: 3N1BC1CP6B
P0303: Misfire 3. ... fuel pump replacement, it has a miss at idle, compression is cyl#1 150 cyl#2 140 cyl#3 140 cyl#4 140, while idling vehicle will idle smooth then it misfires then back to smooth idle then misfires again.injectors,coils,plugs and maf sensor were replace...
June 09, 2021