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P0303 Diagnostic Trouble Code Discussion for March 2005

Cylinder 3 Misfire Detected


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Trouble Ticket Help Requests for DTC P0303
Help Request Posted
1998 Kia Sephia 1.8L Cuts out VIN: KNAFB1211W
P0303: Cylinder 3 Misfire Detected. #3 has spark, no vac leaks, injector pattern drops out intermittently. It will have a pattern on start up, then it flatlines. It will then occasionally flash a pattern. Brn/blk wire from injector to PCM plug has continuity as does red/yel from injector plug to...
March 03, 2005
1996 Jeep Grand Cherokee Laredo 4.0L Cuts out, Misfire VIN: 1J4FX5857T
P0303: Cylinder 3 Misfire Detected. Jeep arrived in shop for a cold start complaint. It ran fair when warmed up but had to be ambiant temp to reproduce problem. The SES light yielded a cam or crank intermittent failure that led me to a underhood exam only to find that this had been someone elses...
March 10, 2005
2001 Pontiac Grand Prix SE 3.1L Poor Idle Quality, Surge, Misfire, MIL Lamp on VIN: 1G2WK52J31
P0303: cylinder 3 missfire. Hello all, well this one makes little to no sense! came to us after many people have taken a wack at it. at this point in time we have only one code and one problem. p0302 missfire cyl 3. this only happens at idle. off idle this missfire goes away, and car ru...
March 10, 2005
2002 Saturn L200 2.2L Misfire, MIL Lamp on VIN: 1G8JU54FX2
P0303: Cylinder 3 Misfire Detected. This 2.2 came in with a p0303 cyl 3 miss code. It does miss under a load. I can watch the missfire counts on #3 rise while 1,2 and 4 don't. To shorten a long story, I lifted the coil assembly up, hooked it up with plug wires to run it, verified that it ran the...
March 18, 2005
2000 Honda Accord EX 3.0L Poor Idle Quality, Surge, Stall, Misfire, MIL Lamp on VIN: 1HGCG1658Y
P0303: Cylinder 3 Misfire Detected. hi all Honda Tech: I am posting this for another shop. Car had been to three different Dealer. and two other shop. can't seem to fix the problem. dealer and other shop replace a lot of parts. but problem remain. cold start is perfect never had a problem. it al...
March 22, 2005
2000 Toyota Celica GTS 1.8L Misfire, MIL Lamp on VIN: JTDDY38T3Y
P0303: Cylinder 3 Misfire Detected. Hello guys, This 2000 Toyota celica came in the shop for the #3 cylinder misfired. We looked through the whole vehicle. The MAF wasn't on there all the way(it has a aftermarket intake). So we resecure the MAF and replaced spark plugs. Came back 4 days later w...
March 23, 2005
2000 Jaguar S-Type 4.0L Misfire, MIL Lamp on VIN: SAJDA01D9Y
P0303: cylinder misfire3. I know what has happened, I want to know why and how to remedy it? Misfires happened after some severe rainstorms that customer drove through. Cylinders 3 & 4 had misfires and #4 set the light. I found alot of moisture(water, no oil) around and on #3 &...
March 24, 2005
2000 Ford Expedition XLT 4.6L Misfire, MIL Lamp on VIN: 1FMRU1562Y
P0303: missfire on number 3 cylinder. vehicle came in with p0303 found #3 injector not pulsing has anyone seen this problem before, hope its not the pcm but that is the direction i'm headed thanks for the help in advance
March 29, 2005
1998 Kia Sephia 1.8L Cuts out VIN: KNAFB1211W
P0303: Cylinder 3 Misfire Detected. #3 has spark, no vac leaks, injector pattern drops out intermittently. It will have a pattern on start up, then it flatlines. It will then occasionally flash a pattern. Brn/blk wire from injector to PCM plug has continuity as does red/yel from injector plug to...
March 31, 2005
1998 Kia Sephia 1.8L Cuts out VIN: KNAFB1211W
P0303: Cylinder 3 Misfire Detected. #3 has spark, no vac leaks, injector pattern drops out intermittently. It will have a pattern on start up, then it flatlines. It will then occasionally flash a pattern. Brn/blk wire from injector to PCM plug has continuity as does red/yel from injector plug to...
March 03, 2005
1996 Jeep Grand Cherokee Laredo 4.0L Cuts out, Misfire VIN: 1J4FX5857T
P0303: Cylinder 3 Misfire Detected. Jeep arrived in shop for a cold start complaint. It ran fair when warmed up but had to be ambiant temp to reproduce problem. The SES light yielded a cam or crank intermittent failure that led me to a underhood exam only to find that this had been someone elses...
March 10, 2005
2001 Pontiac Grand Prix SE 3.1L Poor Idle Quality, Surge, Misfire, MIL Lamp on VIN: 1G2WK52J31
P0303: cylinder 3 missfire. Hello all, well this one makes little to no sense! came to us after many people have taken a wack at it. at this point in time we have only one code and one problem. p0302 missfire cyl 3. this only happens at idle. off idle this missfire goes away, and car ru...
March 10, 2005
2002 Saturn L200 2.2L Misfire, MIL Lamp on VIN: 1G8JU54FX2
P0303: Cylinder 3 Misfire Detected. This 2.2 came in with a p0303 cyl 3 miss code. It does miss under a load. I can watch the missfire counts on #3 rise while 1,2 and 4 don't. To shorten a long story, I lifted the coil assembly up, hooked it up with plug wires to run it, verified that it ran the...
March 18, 2005
2000 Honda Accord EX 3.0L Poor Idle Quality, Surge, Stall, Misfire, MIL Lamp on VIN: 1HGCG1658Y
P0303: Cylinder 3 Misfire Detected. hi all Honda Tech: I am posting this for another shop. Car had been to three different Dealer. and two other shop. can't seem to fix the problem. dealer and other shop replace a lot of parts. but problem remain. cold start is perfect never had a problem. it al...
March 22, 2005
2000 Toyota Celica GTS 1.8L Misfire, MIL Lamp on VIN: JTDDY38T3Y
P0303: Cylinder 3 Misfire Detected. Hello guys, This 2000 Toyota celica came in the shop for the #3 cylinder misfired. We looked through the whole vehicle. The MAF wasn't on there all the way(it has a aftermarket intake). So we resecure the MAF and replaced spark plugs. Came back 4 days later w...
March 23, 2005
2000 Jaguar S-Type 4.0L Misfire, MIL Lamp on VIN: SAJDA01D9Y
P0303: cylinder misfire3. I know what has happened, I want to know why and how to remedy it? Misfires happened after some severe rainstorms that customer drove through. Cylinders 3 & 4 had misfires and #4 set the light. I found alot of moisture(water, no oil) around and on #3 &...
March 24, 2005
2000 Ford Expedition XLT 4.6L Misfire, MIL Lamp on VIN: 1FMRU1562Y
P0303: missfire on number 3 cylinder. vehicle came in with p0303 found #3 injector not pulsing has anyone seen this problem before, hope its not the pcm but that is the direction i'm headed thanks for the help in advance
March 29, 2005
1998 Kia Sephia 1.8L Cuts out VIN: KNAFB1211W
P0303: Cylinder 3 Misfire Detected. #3 has spark, no vac leaks, injector pattern drops out intermittently. It will have a pattern on start up, then it flatlines. It will then occasionally flash a pattern. Brn/blk wire from injector to PCM plug has continuity as does red/yel from injector plug to...
March 31, 2005