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P0301 Diagnostic Trouble Code Discussion for February 2014

Cylinder 1 Misfire Detected


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Trouble Ticket Help Requests for DTC P0301
Help Request Posted
2004 Mazda B2300 2.3L Hesitation, Cuts out, Misfire, MIL Lamp on VIN: 4F4YR12D04
P0301: Cylinder 1 Misfire Detected. This truck came in a week ago with a very low power complaint, with a P0351 for coil Primary/Secondary circuit. Spark plug electrodes were bad shape, so I replaced plugs, wires, and the coil with a new Denso unit. 20 miles later the same code came back with th...
February 05, 2014
2007 BMW 328i 3.0L MIL Lamp on VIN: WBAWB33597
P0301: Misfire cyl 1. Vehicle came in with misfire and check engine light on , codes for eccentric shaft sensor will not clear, misfire is number 1 coil, we are getting the coil but dealer is quoting list price on the sensor at $900+ any insight on this code and sensor would b grea...
February 06, 2014
2004 Mazda B2300 2.3L Hesitation, Cuts out, Misfire, MIL Lamp on VIN: 4F4YR12D04
P0301: Cylinder 1 Misfire Detected. This truck came in a week ago with a very low power complaint, with a P0351 for coil Primary/Secondary circuit. Spark plug electrodes were bad shape, so I replaced plugs, wires, and the coil with a new Denso unit. 20 miles later the same code came back with th...
February 06, 2014
2004 Honda Odyssey EX 3.5L Misfire VIN: 2HKRL18624
P0301: Cylinder 1 Misfire Detected. This vehicle got the head gaskets done at another shop, our customer brings it here with the check engine light on. We find that there is a random cylinder misfire under load and that it goes away when the egr valve is disconnected. Installed a new egr no diff...
February 07, 2014
2003 Nissan Altima 2.5L Poor Idle Quality, Surge, Misfire VIN: 1N4AL11D43
P0301: Cylinder 1 Misfire Detected. ... idle well, and has a relatively smooth powerband under light to moderate acceleration. Heavy accel presents a heavy misfire, p0301 and a pretty noticable amount of popping from the exhaust, however once your out of the gas, it will continue to misfire for ...
February 08, 2014
2011 Lincoln MKT EcoBoost 3.5L Misfire, MIL Lamp on VIN: 2LMHJ5AT3B
P0301: misfire number 1. This damn thing is missing under a part load, light to moderate cruise speeds. it always codes for cyl. 1 but this morning (-23f) it also coded for cyl. 2 ( the counts on mode 6 where virtually nil though). I first swapped the coil and plug from no.1 with no. ...
February 10, 2014
2003 Nissan Altima 2.5L Poor Idle Quality, Surge, Misfire VIN: 1N4AL11D43
P0301: Cylinder 1 Misfire Detected. ... idle well, and has a relatively smooth powerband under light to moderate acceleration. Heavy accel presents a heavy misfire, p0301 and a pretty noticable amount of popping from the exhaust, however once your out of the gas, it will continue to misfire for ...
February 10, 2014
2002 Honda Civic EX 1.7L Misfire
P0301: 1 cyl. misfire. To all Techs, This Honda Civic has an "intermittent" misfire that seems to occur when driving at highway speed. The "intermittent" misfire occurs when the VETC system is either ON or OFF. I even remove the EGR valve for testing but the misfire ...
February 18, 2014
2005 Audi S4 4.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: WAUXL68E85
P0301: misfire cyl. 1. Hello all. This car was towed into us. P0346 code and all cylinders misfiring. did compression test and found the following results cyl 1 25 lbs cyl 5 60 lbs cyl 2 75 lbs cyl 6 75 lbs cyl 3 40 lbs cyl 7 70 lbs cyl 4 25 lbs cyl 8 85 lbs this is a 4.2 litre v8...
February 19, 2014
2005 Chrysler PT Cruiser Classic 2.4L MIL Lamp on VIN: 3C4FY48B65
P0301: Cylinder 1 Misfire Detected. ... with code p0016,p0300,p0301,and [...] cam sensor,still had misfire codes,replaced ignition coil,car ran great.Delivered car to customer,she called back about 2 hours later saying car was doing the same thing,she brought it b...
February 21, 2014
2001 Hyundai Tiburon 2.0L Poor Idle Quality, Hesitation, Cuts out, Misfire, MIL Lamp on VIN: KMHJG25F41
P0301: Cylinder 1 Misfire Detected. ... will store codes p0300 p0301 p0302 p0304. Will never store a p0303. Drove car last visit and it ran pretty good but somewhat sluggish and had a hesitation on tip-in throttle. Car is back today with same codes and does run quite differently. Has somewhat of...
February 24, 2014
2000 Ford F-150 Lariat 5.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTPX18L7Y
P0301: testing and results. I have a truck that has a miss at Idle on # cylinder. I can watch #1 cylinder on the contribution test. It stays at -15 cylinders 2,3 &4 will briefly show a miss when the truck is in gear.I moved # 1 coil, spark plug and injector to another cylinder with n...
February 26, 2014
2004 Nissan Maxima SL 3.5L Misfire, MIL Lamp on VIN: 1N4BA41E94
P0301: Cylinder 1 Misfire Detected. ... one. After replacing cylinder one coil and plugs misfire is still there. I then removed intake again and swapped plug, coil, and injector with cylinder 2. I put everything back together and still have misfire and code p0301. What else could be causing it? ...
February 26, 2014
2005 Chrysler PT Cruiser Classic 2.4L MIL Lamp on VIN: 3C4FY48B65
P0301: Cylinder 1 Misfire Detected. ... with code p0016,p0300,p0301,and [...] cam sensor,still had misfire codes,replaced ignition coil,car ran great.Delivered car to customer,she called back about 2 hours later saying car was doing the same thing,she brought it b...
February 27, 2014
2003 GMC Envoy SLT 4.2L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1GKDT13SX3
P0301: Cylinder 1 Misfire Detected. when driven for 2 or more hours will clear up but gas mileage is at 15mpg cruise control some how seems to be affiliated with it is running at optimal temp suspect possible short but all connections seem good even ran injector cleaner no avail
February 28, 2014