P0303 Diagnostic Trouble Code Discussion for December 2021
Cylinder 3 Misfire Detected
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| Help Request | Posted | |
| 2009 Subaru Outback 2.5i Limited 2.5L MIL Lamp on VIN: 4S4BP66C69 P0303: 3 misfire. Codes occur only after driving more than 100 miles. Do pressure drop test on injectors and it ok. Good vacuum reading, no leak headgasket. No vacuum leak.anyone has these 2 codes before |
December 13, 2021 | |
| 2008 Pontiac Solstice GXP 2.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G2MG35X78 Car is flashing misfire from the time you crank it up. All four cylinders are misfiring the same amount.I have replaced everything including fuel injectors, high pressure pump,intake gasket,cam sensors,crank sensor,cam actuators intake and exhaust,spark pl... |
December 14, 2021 |
