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P0301 Diagnostic Trouble Code Discussion for February 2007

Cylinder 1 Misfire Detected


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Trouble Ticket Help Requests for DTC P0301
Help Request Posted
2001 Toyota Camry LE 3.0L No Start VIN: 4T1BF28K91
P0301: Cylinder 1 Misfire Detected. this car seems to be out of time. When cranking it will puff in the exhaust. When it does crank it smokes badly.(fuel smoke) It will not run but for a few seconds. The injector pulse with a noid light is bright for about three flashes and then goes to dim. At ...
February 01, 2007
2002 Subaru Forester S 2.5L Poor Idle Quality, Hesitation, Cuts out, MIL Lamp on VIN: JF1SF65662
P0301: Cylinder 1 Misfire Detected. fuel trims -25% short term @ idle -25% long term @ idle short term fuel trim normal @ cruise long term stays @ -25% have changed tune up parts iac motor checked for vacuum leaks none found reset cel and misfire moves cylinders
February 02, 2007
2004 Toyota Matrix 1.8L Misfire, MIL Lamp on VIN: 2T1KR32E14
P0301: Cylinder 1 Misfire Detected. Problem: Intermittently!! After cold sit for several hours engine starts with misfire occuring, MIL sets with all misfire codes. Mil stays on vehicle runs fine after arm up period. HAs just noticed on startup idles around 2000rpm cold and fluctuates up and dow...
February 05, 2007
1998 Honda Accord LX 2.3L Misfire, MIL Lamp on VIN: 1HGCG5548W
P0301: Cylinder 1 Misfire Detected. Hello all, I have a Honda here I'm having some trouble with. The check engine light goes on and off intermittently, setting the misfire codes listed below. While driving the vehicle, you feel no evidence of 3 cylinders misfiring? I replaced the plugs because o...
February 06, 2007
1996 Volvo 850 GLT 2.4L Poor Fuel Economy, MIL Lamp on VIN: YV1LS5547T
P0301: . car has come in , good customer, tested tps at sensor,tuned car up completely , tps sweep with modis shows perfect sweep no drop out or glitches , don't have capabilties to test at computer , sorry , checked all connections and seated computer , car left shop ...
February 06, 2007
2003 Toyota Corolla CE 1.8L MIL Lamp on VIN: 1NXBR32E83
P0301: Cylinder 1 Misfire Detected. Replace front O2 sensor because it seemed like Toyota T.S.B. about these code fit my problem, Less than one week later they all came back. Freeze Frame data shows that P0300 happened while the vehicle was still cold. It seems like I have an intermittent misfir...
February 13, 2007
2004 Toyota Matrix 1.8L Misfire, MIL Lamp on VIN: 2T1KR32E14
P0301: Cylinder 1 Misfire Detected. Problem: Intermittently!! After cold sit for several hours engine starts with misfire occuring, MIL sets with all misfire codes. Mil stays on vehicle runs fine after arm up period. HAs just noticed on startup idles around 2000rpm cold and fluctuates up and dow...
February 13, 2007
1997 Chevrolet Cavalier LS 2.2L Poor Idle Quality, Hesitation, Poor Fuel Economy, MIL Lamp on VIN: 1G1JF524XV
P0301: Cylinder 1 Misfire Detected. missfire jumps from cylinder to cylinder at random .number one cylinder on monday,number 4 cylinder on tuesday.missfire is only at idle,off idle missfire goes away.disconnect exhaust and missfire quality changes,almost goes away.
February 16, 2007
2002 Ford Explorer XLT 4.0L Cuts out, Misfire, MIL Lamp on VIN: 1FMDU73E42
P0301: misfire 1cyl. hello techs!! need help. misfire #1-#4-#5 cyls, compression 160 -175 psi,replaced spark plugs (different types), vacuum @ idle 13, reved up went to 25" , when vacuum dropping the gauge jumps-ie 22-19-17-13 then stabilized at 13. pulled intake manifold (1 p...
February 16, 2007
2005 Chrysler 300 (Car) Limited 3.5L Misfire VIN: 2C3JA83GX5
P0301: cylinder missfire cylinder 1. ... light & miss, had code p0301 cylinder missfire cylinder 1. We did fuel injection cleaning & it seemed ok. The car left & came back followint week with same code & missfire. We replaced all the spark plugs & it test drove ok. Car came ba...
February 19, 2007
2002 Ford Explorer XLT 4.0L Cuts out, Misfire, MIL Lamp on VIN: 1FMDU73E42
P0301: misfire 1cyl. hello techs!! need help. misfire #1-#4-#5 cyls, compression 160 -175 psi,replaced spark plugs (different types), vacuum @ idle 13, reved up went to 25" , when vacuum dropping the gauge jumps-ie 22-19-17-13 then stabilized at 13. pulled intake manifold (1 p...
February 20, 2007
2000 Cadillac Catera 3.0L Misfire, MIL Lamp on VIN: W06VR548YR
P0301: Cylinder 1 Misfire Detected. ... vehicle in with CEL light on complaint.When I pulled vehicle in the service bay CEL light was flashing-retrieved codes P0300-P0301-P0303-P0305.Engine felt like had a misfire although not like all 3 cyls were out.Replaced co...
February 25, 2007
2000 Cadillac Catera 3.0L Misfire, MIL Lamp on VIN: W06VR548YR
P0301: Cylinder 1 Misfire Detected. ... vehicle in with CEL light on complaint.When I pulled vehicle in the service bay CEL light was flashing-retrieved codes P0300-P0301-P0303-P0305.Engine felt like had a misfire although not like all 3 cyls were out.Replaced co...
February 26, 2007
1997 Mitsubishi Eclipse 2.0L Misfire, MIL Lamp on, Backfires VIN: 4A3AK24YXV
P0301: Cylinder 1 Misfire Detected. the Engine was running fine from August to December. Then Vehicle not use for 2 Months i knew battery is Dead so I Jump it and start right up. I leave the car running, about half hour it dies I crank it again amd start but it dies immidiately. I spray brake cl...
February 26, 2007
1997 Mitsubishi Eclipse 2.0L Misfire, MIL Lamp on, Backfires VIN: 4A3AK24YXV
P0301: Cylinder 1 Misfire Detected. the Engine was running fine from August to December. Then Vehicle not use for 2 Months i knew battery is Dead so I Jump it and start right up. I leave the car running, about half hour it dies I crank it again amd start but it dies immidiately. I spray brake cl...
February 28, 2007
1995 Toyota Tacoma DLX 3.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 4TAVN53F9S
P0301: Cylinder 1 Misfire. This truck came from a car lot who traded it in so I know nothing about when the symptoms started or any repair history. The complaint is a misfire. It has a Check Engine light on with numerous codes. Having worked on these engines some in the past, I am aware...
February 28, 2007