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P0301 Diagnostic Trouble Code Discussion for July 2024

Cylinder 1 Misfire Detected


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Trouble Ticket Help Requests for DTC P0301
Help Request Posted
2018 Ford F-150 Platinum 5.0L Misfire, MIL Lamp on VIN: 1FTEW1E5XJ
P0301: Cylinder 1 misfire. ... rough,misfire codes on several cylinders on bank1.very random misfires on all bank 1 cylinders-replaced plugs-did not help-noticed that fuel trims on bank 1 were all over the place-rapidly going from sky high to bottom of the basement rapidly???-unplu...
July 08, 2024
2019 Ford Expedition XLT 3.5L No Start VIN: 1FMJU1HT1K
P0301: Cylinder 1 misfire. ... during acceleration while at normal operational temperature. Had also loss of ac cooling which was freon leak which we located and will repair after engine repairs. The fuel trims we good between -5 & +5 at idle and cruising speed. Wound up scoping...
July 24, 2024
2019 Ford Expedition XLT 3.5L No Start VIN: 1FMJU1HT1K
P0301: Cylinder 1 misfire. ... during acceleration while at normal operational temperature. Had also loss of ac cooling which was freon leak which we located and will repair after engine repairs. The fuel trims we good between -5 & +5 at idle and cruising speed. Wound up scoping...
July 25, 2024
2019 Ford Transit-350 XL 3.7L Misfire, MIL Lamp on VIN: 1FMZK1CM0K
P0301: Misfire cylinder 1. 2655 Miles ago the #1 plug and coil was moved to another location.
July 27, 2024