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P0301 Diagnostic Trouble Code Discussion for July 2020

Cylinder 1 Misfire Detected


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Trouble Ticket Help Requests for DTC P0301
Help Request Posted
2008 Volvo S40 T5 2.5L Misfire VIN: YV1MS67218
customer brought car in misfiring. diagnosed coils for being bloated. mentioned a possible pcm issue. replaced coils miss was gone. he drove the car from san antonio to houston, said it started running bad in houston, but was fine with no codes after he sh...
July 14, 2020
2005 Acura MDX Touring 3.5L Misfire VIN: 2HNYD18915
P0301: Cylinder 1 Misfire Detected. so customer said battery went dead so they kept jumping it for a week then asked me to come figure it out turned out it was just a bad battery but once I replaced it it did not run well I did a idle and throttle relearn but still seemed a bit rough at idle...
July 16, 2020
2005 Acura MDX Touring 3.5L Misfire VIN: 2HNYD18915
P0301: Cylinder 1 Misfire Detected. so customer said battery went dead so they kept jumping it for a week then asked me to come figure it out turned out it was just a bad battery but once I replaced it it did not run well I did a idle and throttle relearn but still seemed a bit rough at idle...
July 19, 2020
2003 Jeep Liberty Limited 3.7L Misfire, MIL Lamp on VIN: 1J4GL58K63
P0301: Cylinder 1 Misfire Detected. this jeep has or hair pulled out . came in with misfire ,started on a cylinder , then another ,and another , then back to first one, then another. after many hours - we can duplicate it in the shop , under a load , between 1500 and 2000 rpm , misfires will...
July 23, 2020
2003 Jeep Liberty Limited 3.7L Misfire, MIL Lamp on VIN: 1J4GL58K63
P0301: Cylinder 1 Misfire Detected. this jeep has or hair pulled out . came in with misfire ,started on a cylinder , then another ,and another , then back to first one, then another. after many hours - we can duplicate it in the shop , under a load , between 1500 and 2000 rpm , misfires will...
July 27, 2020