Help us help you. By posting the year, make, model and engine near the beginning of your help request, followed by the symptoms (no start, high idle, misfire etc.) Along with any prevalent Diagnostic Trouble Codes, aka DTCs, other forum members will be able to help you get to a solution more quickly and easily!
I’m working on a 2007 Ford Edge with a misfire on cylinder #2. I have replaced coil, injector and all plugs. The coil on that cylinder was melted when I removed it. Vehicle still shows a misfire on Cylinder 2