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P0303 Diagnostic Trouble Code Discussion for August 2010

Cylinder 3 Misfire Detected

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Trouble Ticket Help Requests for DTC P0303
Help Request Posted
2005 Volkswagen Beetle GL 2.0L Hesitation, MIL Lamp on, stalls first start VIN: 3VWCM31Y75
P0303: 3 cyl. misfire. to any who can give me can idea iatn new member and have real problem child here, this vw bug has no take off power almost feels like a tranny delay. replaced maf sensor and cut exhaust out no change. tested throttle assembly have power and ground responding a...
August 03, 2010
2000 Cadillac Catera 3.0L MIL Lamp on VIN: W06VR54R7Y
P0303: Cylinder 3 Misfire Detected. this car has the codes listed and you can not feel a misfire i do know that the maf and the coil pack were replaced along with the sparkplugs(found repair invoice in seat) scanner shows history misfires but no current we cleared light and drove several times o...
August 04, 2010
2004 Chrysler PT Cruiser 2.4L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, MIL Lamp on, MIL flash VIN: 3C4FY48B34
P0303: Cylinder 3 Misfire Detected. Customer had vehicle towed in at the end of May this year at 64,494 miles stating mil illumninated at freeway speeds -vehicle started shaking like clutch was not disengaged. Vehicle did not stall but had no power to accelerate. Found related TSB indicating cam...
August 04, 2010
1999 Dodge Intrepid 2.7L Poor Idle Quality, Misfire VIN: 2B3HD46R3X
P0303: Cylinder 3 Misfire Detected. ... start rough idle tested fuel pressure was in normal range but dropped quickly with engine off found 3 injectors lweaking also found lower intake manifold vac leak replace gasket codes p0300 p0301 p0303 no miss fire showing o...
August 17, 2010
2002 Nissan Altima S 2.5L Misfire VIN: 1N4AL11D12
P0303: Cylinder 3 Misfire Detected. Ok guys, I'm not the best driveability guy out there but I can usually solve a misfire. This car has a misfire at cylinder number three no matter if I swap the coils, the plugs and the fuel injector. I have replaced the intake manifold gasket and checked for c...
August 17, 2010
2000 Toyota 4Runner Limited 3.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: JT3GN87R0Y
P0303: Cylinder 3 Misfire Detected. Truck came in w/p0300 p0303 p0304. Truck had 2 different types of spark plugs. Changed spark plugs & wires. Cleared codes & drove the truck. When cold, truck run perfect. After it warmed up p0304 came back. It seems to run better at high rpm. #4 inject...
August 18, 2010
1998 Lexus ES300 3.0L Misfire, MIL Lamp on VIN: JT8BF28G4W
P0303: Cylinder 3 Misfire Detected. Vehicle running poorly, missfiring on the rear 3 cylinders. Have scope tested ignition and verified spark via KV tester and all is good on all 6 cylinders. Tested compression of rear cylinders all around 120 psi. Tested for vacuum leaks and unable to find any....
August 19, 2010
2003 Subaru Legacy L 2.5L Misfire VIN: 4S3BH63523
P0303: Cylinder 3 Misfire Detected. This car came in with random missfire so i put new plugs and wires on. It came back with plugs 3 adn 4 showing missfire so i put a coil pack on. recently it came back with all the cylinders showing random missfire. the car runs well but the check engine lite w...
August 19, 2010