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P0301 Diagnostic Trouble Code Discussion for July 2016

Cylinder 1 Misfire Detected


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Trouble Ticket Help Requests for DTC P0301
Help Request Posted
2000 Honda Odyssey EX 3.5L Poor Idle Quality, Misfire, MIL Lamp on VIN: 2HKRL186XY
P0301: Cylinder 1 Misfire Detected. Where do I start? This car has what appears to be a roaming misfire at idle (feels like just one cylinder) that sets codes in every cylinder. going down the road it runs OK (don't feel a miss) but it pings real bad with even average load. Compression is 150 in...
July 11, 2016
2005 Toyota RAV4 L 2.4L Misfire, MIL Lamp on VIN: JTEGD20V35
P0301: Cylinder 1 Misfire Detected. After engine , p0300 , p0301. Long crank after hot soak 10-15 seconds, misfiring after started and smooths out in 5 seconds. # 1 spark slightly darker than others. Moved around coils and sparks but stays at #1
July 18, 2016
2005 Toyota RAV4 L 2.4L Misfire, MIL Lamp on VIN: JTEGD20V35
P0301: Cylinder 1 Misfire Detected. After engine , p0300 , p0301. Long crank after hot soak 10-15 seconds, misfiring after started and smooths out in 5 seconds. # 1 spark slightly darker than others. Moved around coils and sparks but stays at #1
July 19, 2016
2005 Nissan Xterra Off-Road 4.0L Misfire VIN: 5N1AN08WX5
P0301: Cylinder 1 Misfire Detected. ... missfiring on my way to work. At that time it would only set a P0300. I isolated the missfire to cyl #1 with a balance test. Because of the mileage I decided to replace all coils, they where OE, and install a new set of plugs which had about 60K miles on t...
July 27, 2016