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P0301 Diagnostic Trouble Code Discussion for January 2010

Cylinder 1 Misfire Detected


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Trouble Ticket Help Requests for DTC P0301
Help Request Posted
2002 Ford Crown Victoria Police Interceptor 4.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: 2FAFP71W02
P0301: cylinder misfire. ... gear. will set a p0301 code, and both cat codes. fuel trims at idle long term (bank 1) -12 to -19 and (bank 2) is +20. both o2 react to added fuel and induced vac leaks, however if egr is opened only bank 1 reacts? there are...
January 06, 2010
1995 Dodge Neon 2.0L Misfire, MIL Lamp on VIN: 1P3ES27C7S
P0301: cyinder 1 misfire. Vehicle originally came in with bad coil 1&4 and multiple misfire codes. After a tune up(plugs,wires,filters,adaptive reset and crank/cam relearn) with OE coil. (cyl.1 misfire remained). Swapped plugs and wires around. Compression check 150-160 all 4 cyls....
January 11, 2010
2004 Jaguar XJ8 4.2L Misfire, MIL Lamp on VIN: SAJWA71C14
P0301: Misfire Cyl 1. ... bank 1, P0301, P0303, P0305, check, for vacuum leak, made sure gaskets were good on dip stick, oil cap was tight, and Pcv gaskets good as well. found no vacuum lines loose or leaking. hooked up smoke machine to verify no ...
January 11, 2010
1995 Dodge Neon 2.0L Misfire, MIL Lamp on VIN: 1P3ES27C7S
P0301: cyinder 1 misfire. Vehicle originally came in with bad coil 1&4 and multiple misfire codes. After a tune up(plugs,wires,filters,adaptive reset and crank/cam relearn) with OE coil. (cyl.1 misfire remained). Swapped plugs and wires around. Compression check 150-160 all 4 cyls....
January 12, 2010
2004 Subaru Impreza WRX 2.0L Stall, Missfire Codes VIN: JF1GG29604
P0301: Cylinder 1 Misfire Detected. This vehicle has an interrmittent decel stall, and keeps setting all 4 cylinder missfire codes even though the engine runs perfect. Spark plugs and all coil packs have been replaced, timing belt was recently replaced while inspecting crank and cam gears for da...
January 13, 2010
2001 Kia Optima LX 2.4L No Start VIN: 5155151515
P0301: Cylinder 1 Misfire Detected. Please help... ok this 01 kia optima came in approx 1month ago with a missfire and wanted only spark plugs. we informed her that this would not help and it needed to be diaged. she persisted and so we changed the spark plugs with no change in the missfire. tod...
January 19, 2010
2005 Toyota Camry 2.4L Misfire, MIL Lamp on
P0301: Cylinder 1 Misfire Detected. has anyone seen a problem like this. this car have been checked by other two tech. they replaced spark plugs and the coolant temperature senor. of course car is back. now car is under my care. fuel trim when it happens is under 7 percent, it has fuel pressure,...
January 23, 2010
2001 Hyundai Sonata 2.4L Misfire, MIL Lamp on VIN: KMHWF25S61
P0301: Cylinder 1 Misfire Detected. Car runs great, you cannot feel the misfire at any time. I swapped the coils and wires around and had no change, I installed new plugs and had no change. The only constants to the #1 are the plug, the wire, the injector, or maybe mechanical. Has anyone had a s...
January 27, 2010
2002 Ford Crown Victoria Police Interceptor 4.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: 2FAFP71W02
P0301: cylinder misfire. ... gear. will set a p0301 code, and both cat codes. fuel trims at idle long term (bank 1) -12 to -19 and (bank 2) is +20. both o2 react to added fuel and induced vac leaks, however if egr is opened only bank 1 reacts? there are...
January 06, 2010
1995 Dodge Neon 2.0L Misfire, MIL Lamp on VIN: 1P3ES27C7S
P0301: cyinder 1 misfire. Vehicle originally came in with bad coil 1&4 and multiple misfire codes. After a tune up(plugs,wires,filters,adaptive reset and crank/cam relearn) with OE coil. (cyl.1 misfire remained). Swapped plugs and wires around. Compression check 150-160 all 4 cyls....
January 11, 2010
2004 Jaguar XJ8 4.2L Misfire, MIL Lamp on VIN: SAJWA71C14
P0301: Misfire Cyl 1. ... bank 1, P0301, P0303, P0305, check, for vacuum leak, made sure gaskets were good on dip stick, oil cap was tight, and Pcv gaskets good as well. found no vacuum lines loose or leaking. hooked up smoke machine to verify no ...
January 11, 2010
1995 Dodge Neon 2.0L Misfire, MIL Lamp on VIN: 1P3ES27C7S
P0301: cyinder 1 misfire. Vehicle originally came in with bad coil 1&4 and multiple misfire codes. After a tune up(plugs,wires,filters,adaptive reset and crank/cam relearn) with OE coil. (cyl.1 misfire remained). Swapped plugs and wires around. Compression check 150-160 all 4 cyls....
January 12, 2010
2004 Subaru Impreza WRX 2.0L Stall, Missfire Codes VIN: JF1GG29604
P0301: Cylinder 1 Misfire Detected. This vehicle has an interrmittent decel stall, and keeps setting all 4 cylinder missfire codes even though the engine runs perfect. Spark plugs and all coil packs have been replaced, timing belt was recently replaced while inspecting crank and cam gears for da...
January 13, 2010
2001 Kia Optima LX 2.4L No Start VIN: 5155151515
P0301: Cylinder 1 Misfire Detected. Please help... ok this 01 kia optima came in approx 1month ago with a missfire and wanted only spark plugs. we informed her that this would not help and it needed to be diaged. she persisted and so we changed the spark plugs with no change in the missfire. tod...
January 19, 2010
2005 Toyota Camry 2.4L Misfire, MIL Lamp on
P0301: Cylinder 1 Misfire Detected. has anyone seen a problem like this. this car have been checked by other two tech. they replaced spark plugs and the coolant temperature senor. of course car is back. now car is under my care. fuel trim when it happens is under 7 percent, it has fuel pressure,...
January 23, 2010
2001 Hyundai Sonata 2.4L Misfire, MIL Lamp on VIN: KMHWF25S61
P0301: Cylinder 1 Misfire Detected. Car runs great, you cannot feel the misfire at any time. I swapped the coils and wires around and had no change, I installed new plugs and had no change. The only constants to the #1 are the plug, the wire, the injector, or maybe mechanical. Has anyone had a s...
January 27, 2010