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P0303 Diagnostic Trouble Code Discussion for November 2006

Cylinder 3 Misfire Detected


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Trouble Ticket Help Requests for DTC P0303
Help Request Posted
1998 Dodge Avenger ES 2.5L MIL Lamp on, CEL Flashes VIN: 4B3AU52N5W
P0303: Cylinder 3 Misfire Detected. Ok,,, Here we go again. We have a 98 Avenger in here that the cuatomer purchased from a used car lot. Has a check engine light that flashes intermittently. Sometimes will flashes 25-30 times or more, sometimes it will flash once or twice. Usually happens after...
November 02, 2006
1998 Volkswagen Golf GL 2.0L Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: 3VWFA81HXW
P0303: Misfire cylinder 3. Car was towed in with crank but no start condition. There was no signal from engine speed sensor (crank sensor) and needed a tune-up. Replaced crank sensor, spark plugs, ignition wires, fuel filter, distributor cap, distributor rotor. The engine has a hard tim...
November 07, 2006
1998 Toyota Camry CE 2.2L Hesitation, Misfire, MIL Lamp on VIN: 4T1BG22KOW
P0303: Cylinder 3 Misfire Detected. Thanks in advance for your help on this nightmare. This thing came in originally for an intermittant stall about 14 months ago. We did a full tune up at that time and also changed the timing belt as it was long overdue. Customer went happily down the road. Thi...
November 08, 2006
1999 Ford Expedition Eddie Bauer 4.6L lack of power VIN: 1FMRU1769X
P0303: cyl missfire. Vehicle has loss of power under accelaration.If I clear the codes they will return the same ones. The plugs look good. I put new wires on these cylinders did not make a difference. Checked compression it had 145 to 150 psi. At idle you can unplug the injectors...
November 10, 2006
2002 Honda S2000 2.0L Misfire, MIL Lamp on VIN: JHMAP114X2
P0303: Cylinder 3 Misfire Detected. Car was brought to me because it fail Illinois emission test. Has an idle miss seems to be on cylinder 4. Replaced plugs and adjusted valves. Found all exhaust valves a little tight. Did cylinder leakage and tests good on all cylinders. Compression is good. Di...
November 13, 2006
2000 Honda Accord EX 3.0L No Start, Misfire, MIL Lamp on VIN: 1HGCG1652Y
P0303: Cylinder 3 Misfire Detected. ... start it wouldn't start. She said the MIL light was flashing and engine was barely running, low rpms. P0300, P0301, P0302, P0303, P0304, P0305, P0306. I rep...
November 20, 2006
2000 Plymouth Neon High Line 2.0L Poor Idle Quality, Misfire VIN: 1P3E546C3Y
P0303: Cylinder 3 Misfire Detected. car came in running very poor. We found valve cover gasket tube seals leaking on to plugs and wires. We replaced valve cover gasket,plugs, and wires. Still runs poorly. Can unplug number one injector with no change, unplug 2,3,or 4 injector car tries to stall....
November 22, 2006
2002 Subaru Impreza WRX 2.0L Misfire, MIL Lamp on VIN: JF1GD29642
P0303: Cylinder 3 Misfire Detected. I have never worked on one of these before and I feel lost. The owner said it has never been tuned so I thought that before I started trying to figure out what's wrong with it I should replace the spark plugs and fuel filter. Now for the first question: what d...
November 22, 2006
2000 Toyota Celica GT 1.8L Poor Idle Quality, Misfire VIN: JTDDR32TXY
P0303: Cylinder 3 Misfire Detected. when first started cold, cyl 2 and 3 show heavy misfire. After a few seconds they come alive. Idle seems a little rough but the problem is when you take off, vehicle falls on its face, pops through intake with heavy spark knock. at higher rpm, the car seems to...
November 22, 2006
1998 Volkswagen Jetta TDI 1.9L Poor Idle Quality, Misfire, MIL Lamp on VIN: 3VWRF81H2W
P0303: clyinder 3 misfire. ... colder ambient temps the vehicle starts hard and runs rough for a few minutes then seems to run ok after brief warm up. the only recurring code is the p0303. we checked the coolant and intake air temp sensors when the car sat overnight. ect was 29* and iat...
November 24, 2006
1997 Ford Ranger XL 3.0L Misfire VIN: 1FTCR10U1V
P0303: 3 cyl misfire. Hi Guys, My hair was brown but turning gray fast with this one. Came in with mutiple misfires on the scanner. Checked the spark plugs for improper gapping, etc. found the center electrodes burnt on three and one almost. Replaced plugs, reset codes, took it ...
November 28, 2006
1998 Lincoln Continental 4.6L Misfire VIN: 1LNFM97V0W
P0303: Misfire cyl 3. Vehicle came to shop w/ engine misfire & check engine light on. Initial inspection found fault codes for cylinder misfire in cylinder #3 & #4. Found long term fuel trim reading lean. Further inspection found barometer out of specs for altitude. Found M...
November 29, 2006
1998 Dodge Avenger ES 2.5L MIL Lamp on, CEL Flashes VIN: 4B3AU52N5W
P0303: Cylinder 3 Misfire Detected. Ok,,, Here we go again. We have a 98 Avenger in here that the cuatomer purchased from a used car lot. Has a check engine light that flashes intermittently. Sometimes will flashes 25-30 times or more, sometimes it will flash once or twice. Usually happens after...
November 02, 2006
1998 Volkswagen Golf GL 2.0L Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: 3VWFA81HXW
P0303: Misfire cylinder 3. Car was towed in with crank but no start condition. There was no signal from engine speed sensor (crank sensor) and needed a tune-up. Replaced crank sensor, spark plugs, ignition wires, fuel filter, distributor cap, distributor rotor. The engine has a hard tim...
November 07, 2006
1998 Toyota Camry CE 2.2L Hesitation, Misfire, MIL Lamp on VIN: 4T1BG22KOW
P0303: Cylinder 3 Misfire Detected. Thanks in advance for your help on this nightmare. This thing came in originally for an intermittant stall about 14 months ago. We did a full tune up at that time and also changed the timing belt as it was long overdue. Customer went happily down the road. Thi...
November 08, 2006
1999 Ford Expedition Eddie Bauer 4.6L lack of power VIN: 1FMRU1769X
P0303: cyl missfire. Vehicle has loss of power under accelaration.If I clear the codes they will return the same ones. The plugs look good. I put new wires on these cylinders did not make a difference. Checked compression it had 145 to 150 psi. At idle you can unplug the injectors...
November 10, 2006
2002 Honda S2000 2.0L Misfire, MIL Lamp on VIN: JHMAP114X2
P0303: Cylinder 3 Misfire Detected. Car was brought to me because it fail Illinois emission test. Has an idle miss seems to be on cylinder 4. Replaced plugs and adjusted valves. Found all exhaust valves a little tight. Did cylinder leakage and tests good on all cylinders. Compression is good. Di...
November 13, 2006
2000 Honda Accord EX 3.0L No Start, Misfire, MIL Lamp on VIN: 1HGCG1652Y
P0303: Cylinder 3 Misfire Detected. ... start it wouldn't start. She said the MIL light was flashing and engine was barely running, low rpms. P0300, P0301, P0302, P0303, P0304, P0305, P0306. I rep...
November 20, 2006
2000 Plymouth Neon High Line 2.0L Poor Idle Quality, Misfire VIN: 1P3E546C3Y
P0303: Cylinder 3 Misfire Detected. car came in running very poor. We found valve cover gasket tube seals leaking on to plugs and wires. We replaced valve cover gasket,plugs, and wires. Still runs poorly. Can unplug number one injector with no change, unplug 2,3,or 4 injector car tries to stall....
November 22, 2006
2002 Subaru Impreza WRX 2.0L Misfire, MIL Lamp on VIN: JF1GD29642
P0303: Cylinder 3 Misfire Detected. I have never worked on one of these before and I feel lost. The owner said it has never been tuned so I thought that before I started trying to figure out what's wrong with it I should replace the spark plugs and fuel filter. Now for the first question: what d...
November 22, 2006
2000 Toyota Celica GT 1.8L Poor Idle Quality, Misfire VIN: JTDDR32TXY
P0303: Cylinder 3 Misfire Detected. when first started cold, cyl 2 and 3 show heavy misfire. After a few seconds they come alive. Idle seems a little rough but the problem is when you take off, vehicle falls on its face, pops through intake with heavy spark knock. at higher rpm, the car seems to...
November 22, 2006
1998 Volkswagen Jetta TDI 1.9L Poor Idle Quality, Misfire, MIL Lamp on VIN: 3VWRF81H2W
P0303: clyinder 3 misfire. ... colder ambient temps the vehicle starts hard and runs rough for a few minutes then seems to run ok after brief warm up. the only recurring code is the p0303. we checked the coolant and intake air temp sensors when the car sat overnight. ect was 29* and iat...
November 24, 2006
1997 Ford Ranger XL 3.0L Misfire VIN: 1FTCR10U1V
P0303: 3 cyl misfire. Hi Guys, My hair was brown but turning gray fast with this one. Came in with mutiple misfires on the scanner. Checked the spark plugs for improper gapping, etc. found the center electrodes burnt on three and one almost. Replaced plugs, reset codes, took it ...
November 28, 2006
1998 Lincoln Continental 4.6L Misfire VIN: 1LNFM97V0W
P0303: Misfire cyl 3. Vehicle came to shop w/ engine misfire & check engine light on. Initial inspection found fault codes for cylinder misfire in cylinder #3 & #4. Found long term fuel trim reading lean. Further inspection found barometer out of specs for altitude. Found M...
November 29, 2006