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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 23, 2023
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2017 Ford Mustang GT 5.0L High Idle VIN: 1FA6P8CF8H
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... Trouble codes: P0300 (Cylinder Misfire Detected), P0316 (Misfire Detected on Start-upFirst 1000 RPMs), P0507 (Idle Control System-RPM Higher Than Expected)

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