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P0303 Diagnostic Trouble Code Discussion for March 2008

Cylinder 3 Misfire Detected


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Trouble Ticket Help Requests for DTC P0303
Help Request Posted
2002 Ford Taurus LX 3.0L No Start, Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FAFP55202
P0303: misfire. car skips all the time checked spark good at plugs fuel pressure ok.tried new coil no change,all sensors appear to be withbnin specmaf baro good.did not notice fuel dropping off key off holds ok.noticed that 02 sensors do not switch all the time and goes in an...
March 04, 2008
1997 Toyota Camry CE 3.0L Misfire, MIL Lamp on VIN: JT2BF22K6V
P0303: Cylinder 3 Misfire Detected. Please help, MIL on. P0303 (Cylinder 3 misfire). Condition occurs after driving 17-20 miles. Rough idle when MIL illuminates. Test performed: New coil, New plugs, Pin fit checked at injectors, Harness jiggle tested, Pin contact inspected at ignitor unit. Too ...
March 07, 2008
2003 Honda Accord EX 3.0L Misfire
P0303: Cylinder 3 Misfire Detected. This is a used car that we started working on saturday. It came in after being dolled up for running ruff and a flashing MIL. Saturday it appeared there was water in the front three spark plug tubes from the doll up. Cleared the water out, cleared the codes an...
March 17, 2008
2001 Cadillac DeVille 4.6L Misfire, MIL Lamp on VIN: 1G6KE54Y5Y
P0303: misfire 3 cylinder. need help gm tech's. i have a 2000 cadillac deville dhs that keep's missfiring on #3 cylinder. i have checked compresson 150psi, changed plug's (ac delco) changed coil pack assy and even changed #3 fuel injector. it still has a missfire in #3 cylinder. re chec...
March 18, 2008
1997 Dodge Intrepid 3.3L Misfire VIN: 1B3HD46T9V
P0303: Cylinder 3 Misfire Detected. Hi everybody, thank you in advance for your help. I have a 97 Intrepid in the shop that is starting to give me fits. We have done extensive testing at our cost and our diagnosis does not seem to ring true after the evidence we see. Vehicle came in missing BAD,...
March 24, 2008
2002 Ford F-150 King Ranch 4.6L Misfire VIN: 1FTRW07612
P0303: cylinder 3 misfire. My question is why would these coils fail for a third time? Customer states both coils have been replaced two times before this repair. Failures are specific at cylinders 3/4. I use a Rotunda IDS and koer test passed, power balance looks good and all fuel trim...
March 25, 2008
2006 Ford E-350 Super Duty XLT 5.4L Cuts out, Misfire, MIL Lamp on VIN: 1FBNE31L06
P0303: Fault Cylinder 3 Misfire Detected. ... with a flashing engine light. Code p0300,p0303,p0305, and p0316 stored. Stopped and sat for approximately 1 1/2 hours. I went and brought vehicle back and vehicle ran perfect, no missing, no j...
March 25, 2008
2005 Subaru Impreza WRX 2.0L Excessive Emissions, Cuts out, Misfire, MIL Lamp on VIN: JF1GD29625
P0303: Cylinder 3 Misfire Detected. engine runs very rich under load but allmost normal under very light acceleration and low rpm, engine often at 4000 rpm cuts completely out like the key was turned off then comes back for a second or two but the mill light will come on and flash at time or be ...
March 25, 2008
2003 Saturn Vue 3.0L Misfire, MIL Lamp on VIN: 5GZCZ63B83
P0303: Cylinder 3 Misfire Detected. Vehicle was towed to me because check engine light was flashing. Scanned computer and found misfire codes for 1, 3, and 5. All of these are on the same bank. Vehicle has over 100,000 miles and has had no maintenance work to it. I removed the Intake and changed...
March 27, 2008
2003 Saturn Vue 3.0L Misfire, MIL Lamp on VIN: 5GZCZ63B83
P0303: Cylinder 3 Misfire Detected. Vehicle was towed to me because check engine light was flashing. Scanned computer and found misfire codes for 1, 3, and 5. All of these are on the same bank. Vehicle has over 100,000 miles and has had no maintenance work to it. I removed the Intake and changed...
March 28, 2008
2002 Ford Taurus LX 3.0L No Start, Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FAFP55202
P0303: misfire. car skips all the time checked spark good at plugs fuel pressure ok.tried new coil no change,all sensors appear to be withbnin specmaf baro good.did not notice fuel dropping off key off holds ok.noticed that 02 sensors do not switch all the time and goes in an...
March 04, 2008
1997 Toyota Camry CE 3.0L Misfire, MIL Lamp on VIN: JT2BF22K6V
P0303: Cylinder 3 Misfire Detected. Please help, MIL on. P0303 (Cylinder 3 misfire). Condition occurs after driving 17-20 miles. Rough idle when MIL illuminates. Test performed: New coil, New plugs, Pin fit checked at injectors, Harness jiggle tested, Pin contact inspected at ignitor unit. Too ...
March 07, 2008
2003 Honda Accord EX 3.0L Misfire
P0303: Cylinder 3 Misfire Detected. This is a used car that we started working on saturday. It came in after being dolled up for running ruff and a flashing MIL. Saturday it appeared there was water in the front three spark plug tubes from the doll up. Cleared the water out, cleared the codes an...
March 17, 2008
2001 Cadillac DeVille 4.6L Misfire, MIL Lamp on VIN: 1G6KE54Y5Y
P0303: misfire 3 cylinder. need help gm tech's. i have a 2000 cadillac deville dhs that keep's missfiring on #3 cylinder. i have checked compresson 150psi, changed plug's (ac delco) changed coil pack assy and even changed #3 fuel injector. it still has a missfire in #3 cylinder. re chec...
March 18, 2008
1997 Dodge Intrepid 3.3L Misfire VIN: 1B3HD46T9V
P0303: Cylinder 3 Misfire Detected. Hi everybody, thank you in advance for your help. I have a 97 Intrepid in the shop that is starting to give me fits. We have done extensive testing at our cost and our diagnosis does not seem to ring true after the evidence we see. Vehicle came in missing BAD,...
March 24, 2008
2002 Ford F-150 King Ranch 4.6L Misfire VIN: 1FTRW07612
P0303: cylinder 3 misfire. My question is why would these coils fail for a third time? Customer states both coils have been replaced two times before this repair. Failures are specific at cylinders 3/4. I use a Rotunda IDS and koer test passed, power balance looks good and all fuel trim...
March 25, 2008
2006 Ford E-350 Super Duty XLT 5.4L Cuts out, Misfire, MIL Lamp on VIN: 1FBNE31L06
P0303: Fault Cylinder 3 Misfire Detected. ... with a flashing engine light. Code p0300,p0303,p0305, and p0316 stored. Stopped and sat for approximately 1 1/2 hours. I went and brought vehicle back and vehicle ran perfect, no missing, no j...
March 25, 2008
2005 Subaru Impreza WRX 2.0L Excessive Emissions, Cuts out, Misfire, MIL Lamp on VIN: JF1GD29625
P0303: Cylinder 3 Misfire Detected. engine runs very rich under load but allmost normal under very light acceleration and low rpm, engine often at 4000 rpm cuts completely out like the key was turned off then comes back for a second or two but the mill light will come on and flash at time or be ...
March 25, 2008
2003 Saturn Vue 3.0L Misfire, MIL Lamp on VIN: 5GZCZ63B83
P0303: Cylinder 3 Misfire Detected. Vehicle was towed to me because check engine light was flashing. Scanned computer and found misfire codes for 1, 3, and 5. All of these are on the same bank. Vehicle has over 100,000 miles and has had no maintenance work to it. I removed the Intake and changed...
March 27, 2008
2003 Saturn Vue 3.0L Misfire, MIL Lamp on VIN: 5GZCZ63B83
P0303: Cylinder 3 Misfire Detected. Vehicle was towed to me because check engine light was flashing. Scanned computer and found misfire codes for 1, 3, and 5. All of these are on the same bank. Vehicle has over 100,000 miles and has had no maintenance work to it. I removed the Intake and changed...
March 28, 2008