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P0303 Diagnostic Trouble Code Discussion for November 2011

Cylinder 3 Misfire Detected


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Trouble Ticket Help Requests for DTC P0303
Help Request Posted
2002 Dodge Dakota 3.9L Misfire VIN: 1B7GL12X12
P0303: Cylinder 3 Misfire Detected. Attn Chrysler Techs! I now have the Fun One! The Truck Starts Up and Runs good...Feels like a light miss, but cannot get it on my Modis. If you run the truck for 1/2 hour to 45 Min, then let it set for 1/2 - 45 Min., that is the only time it will act up. It wi...
November 01, 2011
2007 Pontiac Solstice GXP 2.0L MIL Lamp on VIN: 1G2MG35X67
P0303: Random Misfire Detected. This little Solstice is one of my good customers "Baby" He has had it back to the dealer many times since it was new. He services regularly. This has been a recurring problem, now he's bringing it to me. I'd like to solve it. I have checked everything ...
November 02, 2011
1998 Ford E-250 Econoline 4.2L Misfire, MIL Lamp on VIN: 1FTNE2427W
thanks in advance for your time,s.e.s flashing with miltiple misfire codes,but the engine is not actually misfiring,it runs perfectly fine fuel trims good. i have inspected the harmonic balancer for damage and replaced ckp sensor with no success. has anyone ra...
November 03, 2011
2007 Pontiac Solstice GXP 2.0L MIL Lamp on VIN: 1G2MG35X67
P0303: Random Misfire Detected. This little Solstice is one of my good customers "Baby" He has had it back to the dealer many times since it was new. He services regularly. This has been a recurring problem, now he's bringing it to me. I'd like to solve it. I have checked everything ...
November 03, 2011
2002 Chevrolet Avalanche 1500 5.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: 3GNEC13T22
P0303: missfire cylinder 3. I am working behind another mechanic trying to get this vehicle passed through a gov't assistance program. I found the wrong plugs in it and a messed up intake gasket. However now that all is corrected I still have a constant #3 missfire that cannot get to go ...
November 09, 2011
2005 Volkswagen Touareg 3.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: WVGBG77L95
I just got this car in today and I have no ideal where to start looking at, the car misfires randomly at times when it wants to it seems like. the problem only accores when you start the car.you can start the car about 20 to 30 times no problem, but then that ...
November 14, 2011
2005 Ford Escape XLS 2.3L Misfire VIN: 1FMYU02Z95
P0303: Cylinder Number 3 Misfire Detected. 2005 escape 4cyl has a random misfire on very light throttle aplication on decel or no load only,happens in any gear manual transmission,problem speeds are 2nd gear 20mph,3rd gear 30mph,4th gear 40 mph and so on this is the only condition and speeds the proble...
November 16, 2011
2002 Dodge Dakota 3.9L Misfire VIN: 1B7GL12X12
P0303: Cylinder 3 Misfire Detected. Attn Chrysler Techs! I now have the Fun One! The Truck Starts Up and Runs good...Feels like a light miss, but cannot get it on my Modis. If you run the truck for 1/2 hour to 45 Min, then let it set for 1/2 - 45 Min., that is the only time it will act up. It wi...
November 17, 2011
2003 Hyundai Santa Fe GLS 3.5L Poor Idle Quality, Cuts out, Misfire, MIL Lamp on VIN: KM8SC73E63
P0303: Cylinder 3 Misfire Detected. found the injector patern to be ok. can not find any vaccum leaks. found that b1 s2 o2 sensor is reading 40mv and stays there.
November 17, 2011
1998 Ford Ranger Splash 4.0L Misfire VIN: 1FTYR11X6W
P0303: . we have a weird one here. cyl no.3 misfire,cyl contribution test shows negative numbers in the 20's. tested compression all ok. Tested injectors all ok.pulled lower intake and found the runners for cyl. 3 very clean. the rest had carbon build up etc.i noticed ...
November 25, 2011
2005 Volvo XC70 2.5L Hesitation, Misfire, MIL Lamp on VIN: YV1SZ592X5
P0303: 3 cylinder misfire. Hi guys, this is the second time i have seen this vehicle this month. First time was for a MAF failure and misfires on #3 and #5 cylinders which turned out to be shorted coils. This time the customer states that it runs rough sometimes and feels like its going...
November 29, 2011