2003 mach 1 (04 mach 1 motor) problem
I want to test out which coil plug(s) is bad on my car. It's developed a 6-7 cylinder running engine and I want to start from the coil plugs.
Can someone explain to me how to check them with a dvom if it's getting a reading in spec or OL so I can replace it.
2014 Infiniti Q50 Graphite (DD)
2004 Auto Mustang GT