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P0301 Diagnostic Trouble Code Discussion for December 2010

Cylinder 1 Misfire Detected


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Trouble Ticket Help Requests for DTC P0301
Help Request Posted
2008 Mini Cooper S Clubman 1.6L Poor Idle Quality, Misfire VIN: WMWMF73508
Hell to all. We need some help with this mini cooper. Customer brought it in for replace spark plugs. Well it needs more than that I believe. It had these codes in it that I listed. We replaced the plugs and it still runs rough and surges at idle. Never worked...
December 01, 2010
2002 Volkswagen Cabrio GL 2.0L No Start VIN: 3VWDC21V82
P0301: cylinder 1 missfire. The customer complains of a no start in wet conditions,usually when the vehicle spends the night at our shop it starts right up as allways grrr. We have been battling this problem for awhile so I had read similar posts on IATN. The last time it wouldn't start ...
December 01, 2010
1998 Dodge B1500 3.9L Cuts out, Misfire, MIL Lamp on VIN: 2B4HB15X5W
P0301: Cylinder 1 Misfire Detected. This vehicle is somewhat of a charity job for a single mother with young children. Every few days she says it will buck or even quit, then restart. It runs OK for a few days, then. Once, about two weeks ago, it quit in traffic and wouldn't restart...then was t...
December 03, 2010
1998 Dodge B1500 3.9L Cuts out, Misfire, MIL Lamp on VIN: 2B4HB15X5W
P0301: Cylinder 1 Misfire Detected. This vehicle is somewhat of a charity job for a single mother with young children. Every few days she says it will buck or even quit, then restart. It runs OK for a few days, then. Once, about two weeks ago, it quit in traffic and wouldn't restart...then was t...
December 11, 2010
1997 Ford Ranger XL 2.3L Misfire, MIL Lamp on VIN: 1FTCR14AXT
P0301: testing and results. I really need help on this one. This is my own truck so been fighting this problem off and on for a long time. Started miss firing no. 1 cyl only in morning after driven about 1 mile to stop sign. Problem may not occur again for a week or 2. As you can see i h...
December 16, 2010
2006 Volkswagen Touareg 3.2L Misfire, MIL Lamp on VIN: WVGZ77L26D
idle is a slight bit shakey, no definitive miss on any specific cylinder. i see alot of posts with similiar problems on the touaregs but havent seen one definate underlying cause. i dont see too many touaregs come through the shop so i am not that familiar wit...
December 21, 2010
2005 Hyundai Tucson GLS 2.7L Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: KM8JM12D25
P0301: Cylinder 1 Misfire Detected. runs fine in park at all rpm. removed front pipe to check for bad converters and they look ok. unplug mass air flow and seems to run ok under load.replaced crank sensor wires where baked from heat off left converter.when driving under hard load cuts out and ge...
December 22, 2010
1998 Nissan Altima GXE 2.4L Misfire VIN: 1N4DL01D0W
P0301: Cylinder 1 Misfire Detected. ... on. Pulled codes for knock sensor and replaced. Cleared codes and run drive cycle. Found no engine warm up temp and found stuck open thermostat which was replaced. Drive cycle again with p0300 inspection showed cracked cap and bad wires so car was tuned up...
December 22, 2010
2005 Hyundai Tucson GLS 2.7L Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: KM8JM12D25
P0301: Cylinder 1 Misfire Detected. runs fine in park at all rpm. removed front pipe to check for bad converters and they look ok. unplug mass air flow and seems to run ok under load.replaced crank sensor wires where baked from heat off left converter.when driving under hard load cuts out and ge...
December 24, 2010
2001 Volvo V70 2.4L Poor Idle Quality, Misfire VIN: YU1SZ58DX1
P0301: cylinder 1 misfire. this one came in with check engine light on and misfiring on all cylinders. Vehicle is not even drivable, the misfiring is so bad. All the preliminaries, and are coming up with nothing obvious. Compression, vacuum, spark, all good. No vacuum leaks, does not ap...
December 24, 2010
2006 Jeep Grand Cherokee Limited 5.7L Misfire, MIL Lamp on VIN: 1J8HR58226
P0301: Cylinder 1 Misfire Detected. I have an 06 jeep grand cherokee with the 5.7l hemi. The vehicle has a misfire when first fired up in the morning when its cold. Around 15 degrees outside at night lately. It will run fine for a few mins and then cylinder #1 will misfire for 30 to 45 seconds a...
December 27, 2010
2000 Honda Accord LX 3.0L Hesitation, Stall, Misfire, MIL Lamp on VIN: 1HGCG164XY
P0301: Cylinder 1 Misfire Detected. replace fuel pressure regulator & pcm. want to know how to reprogram immobilizer code to new pcm.. try couple attemt got lock out on the HDS. any help on how to tranfer immob code over to new pcm and n unlocking it
December 28, 2010
2005 Subaru Legacy i 2.5L Misfire VIN: 4S3BP616C4
P0301: Cylinder 1 Misfire Detected. Hey subaru experts I need some help. The vehicle came in with a misfire. Used the timing light inductive pickup to quickly isolate cylinder two not firing. DTC is a po301. Cyinder 1. Tested the wire with ohmeter. Dead wire. Simple fix. Replaced the wires and p...
December 28, 2010
2000 Honda Accord LX 3.0L Hesitation, Stall, Misfire, MIL Lamp on VIN: 1HGCG164XY
P0301: Cylinder 1 Misfire Detected. replace fuel pressure regulator & pcm. want to know how to reprogram immobilizer code to new pcm.. try couple attemt got lock out on the HDS. any help on how to tranfer immob code over to new pcm and n unlocking it
December 29, 2010