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P0303 Diagnostic Trouble Code Discussion for December 2007

Cylinder 3 Misfire Detected

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Trouble Ticket Help Requests for DTC P0303
Help Request Posted
2003 Kia Sedona EX 3.5L Misfire, MIL Lamp on VIN: KNDUP13123
P0303: Cylinder 3 Misfire Detected. timming belt replaced as maintance at another shop in our chain. they said timming was on its marks twice!! we recived the van took the timming covers off it was out of time on the right (back) cams, so we aligned the timming marks and spun the engine over two...
December 03, 2007
2004 Volkswagen Passat GLX 4 Motion 2.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: WVWYH63BX4
P0303: 3 cylinder misfire. car came in with 2 misfire codes. performed tune up with plugs, wires and replaced coils with module. still not fixed. fuel pressure is over spec by 1.2 bars. swapped plugs,wires and injectors from cyl to cyl no change. my next step is to manually regulate fue...
December 03, 2007
2002 Ford Taurus LX 3.0L Misfire, MIL Lamp on VIN: 1MEFM55S02
P0303: Cylinder 3 Misfire Detected. This is the second 2002 3.0L DOHC I've encountered with the exact same misfire. This vehicle has a persistent misfire on cylinder #3. I have checked the spark plugs and ohm'd #3 plug wire. All was OK. I mixed up the plugs and switched #1 & #3 plug wires. T...
December 05, 2007
2005 Honda Pilot EX 3.5L Misfire, MIL Lamp on VIN: 5FNYF18485
P0303: Cylinder 3 Misfire Detected. ... codes for #3 and #6 cyls. During our road tests,p0420 Cat efficiency below threshold-bank one, set also. We performed tune-up with dealer oem plugs. Car still has a ramdom intermittent misfire on any cyl it want to. Not just ...
December 31, 2007