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P0316 Diagnostic Trouble Code Discussion for January 2023

Misfire Detected On Startup (Within the 1st 1000 Revolutions)


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Trouble Ticket Help Requests for DTC P0316
Help Request Posted
2017 Ford Mustang GT 5.0L High Idle VIN: 1FA6P8CF8H
P0316: Misfire Detected on Start-upFirst 1000 RPMs. I am not the original technician that started work on this vehicle. Previous tech smoke tested the intake manifold and found small minor leaks. Previous tech changed out Mass Air Flow sensor. No change. Vehicle has abnormally high idle. Idle is around 2000...
January 23, 2023